diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-11-15 17:06:24 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-11-15 17:06:24 +0100 |
| commit | 9265c6a186ca19a57ab6ddd0b0f3644f85c6f2f1 (patch) | |
| tree | d8c434ea98ee541ee17f4df87bb8e9020ce29b98 | |
| parent | 49ea7fc094162fcaa83f5876b2090c816cc4498c (diff) | |
| parent | 6ba54ab4a49bbad736b0254aa6bdf0cb83013815 (diff) | |
| download | op-kernel-dev-9265c6a186ca19a57ab6ddd0b0f3644f85c6f2f1.zip op-kernel-dev-9265c6a186ca19a57ab6ddd0b0f3644f85c6f2f1.tar.gz | |
Merge branch 'omap/headers4' into next/cleanup
328 files changed, 6114 insertions, 5463 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c837293..d45ca1b 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -924,7 +924,6 @@ config ARCH_OMAP select CLKSRC_MMIO select GENERIC_CLOCKEVENTS select HAVE_CLK - select NEED_MACH_GPIO_H help Support for TI's OMAP platform (OMAP1/2/3/4). diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index cd169c3..f0e69cb 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -3,7 +3,8 @@ # # Common support -obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o +obj-y := io.o id.o sram-init.o sram.o time.o irq.o mux.o flash.o \ + serial.o devices.o dma.o obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o timer.o ifneq ($(CONFIG_SND_OMAP_SOC_MCBSP),) diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index e255164f..a8fce3c 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -625,7 +625,6 @@ MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") .atag_offset = 0x100, .map_io = ams_delta_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = ams_delta_init, .init_late = ams_delta_init_late, diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 4b6de70..e067f22 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -27,16 +27,16 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/mux.h> #include <mach/flash.h> -#include <plat/fpga.h> #include <linux/platform_data/keypad-omap.h> #include <mach/hardware.h> #include "iomap.h" #include "common.h" +#include "fpga.h" /* fsample is pretty close to p2-sample */ @@ -123,9 +123,9 @@ static struct resource smc91x_resources[] = { static void __init fsample_init_smc91x(void) { - fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); + __raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET); mdelay(50); - fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, + __raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1, H2P2_DBG_FPGA_LAN_RESET); mdelay(50); } @@ -362,7 +362,6 @@ MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") .atag_offset = 0x100, .map_io = omap_fsample_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_fsample_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 4ec579f..608e7d2 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -81,7 +81,6 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") .atag_offset = 0x100, .map_io = omap16xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_generic_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c index e1362ce..7119ef2 100644 --- a/arch/arm/mach-omap1/board-h2-mmc.c +++ b/arch/arm/mach-omap1/board-h2-mmc.c @@ -13,12 +13,11 @@ */ #include <linux/gpio.h> #include <linux/platform_device.h> - +#include <linux/platform_data/gpio-omap.h> #include <linux/i2c/tps65010.h> -#include <plat/mmc.h> - #include "board-h2.h" +#include "mmc.h" #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 376f7f2..9134b64 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -39,8 +39,8 @@ #include <asm/mach/map.h> #include <mach/mux.h> -#include <plat/dma.h> -#include <plat/tc.h> +#include <plat-omap/dma-omap.h> +#include <mach/tc.h> #include <mach/irda.h> #include <linux/platform_data/keypad-omap.h> #include <mach/flash.h> @@ -50,6 +50,7 @@ #include "common.h" #include "board-h2.h" +#include "dma.h" /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ #define OMAP1610_ETHR_START 0x04000300 @@ -458,7 +459,6 @@ MACHINE_START(OMAP_H2, "TI-H2") .atag_offset = 0x100, .map_io = omap16xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = h2_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c index c74daac..17d7791 100644 --- a/arch/arm/mach-omap1/board-h3-mmc.c +++ b/arch/arm/mach-omap1/board-h3-mmc.c @@ -16,9 +16,8 @@ #include <linux/i2c/tps65010.h> -#include <plat/mmc.h> - #include "board-h3.h" +#include "mmc.h" #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index ededdb7..bf213d1 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -41,9 +41,9 @@ #include <asm/mach/map.h> #include <mach/mux.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <linux/platform_data/keypad-omap.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <mach/flash.h> #include <mach/hardware.h> @@ -452,7 +452,6 @@ MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") .atag_offset = 0x100, .map_io = omap16xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = h3_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 87ab208..356f816 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -43,7 +43,7 @@ #include <asm/mach/arch.h> #include <mach/omap7xx.h> -#include <plat/mmc.h> +#include "mmc.h" #include <mach/irqs.h> #include <mach/usb.h> @@ -600,7 +600,6 @@ MACHINE_START(HERALD, "HTC Herald") .atag_offset = 0x100, .map_io = htcherald_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = htcherald_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index db5f7d2..f8033fa 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -33,16 +33,15 @@ #include <mach/mux.h> #include <mach/flash.h> -#include <plat/fpga.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <linux/platform_data/keypad-omap.h> -#include <plat/mmc.h> #include <mach/hardware.h> #include <mach/usb.h> #include "iomap.h" #include "common.h" +#include "mmc.h" /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ #define INNOVATOR1610_ETHR_START 0x04000300 @@ -215,7 +214,7 @@ static struct platform_device *innovator1510_devices[] __initdata = { static int innovator_get_pendown_state(void) { - return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); + return !(__raw_readb(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); } static const struct ads7846_platform_data innovator1510_ts_info = { @@ -279,7 +278,7 @@ static struct platform_device *innovator1610_devices[] __initdata = { static void __init innovator_init_smc91x(void) { if (cpu_is_omap1510()) { - fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1, + __raw_writeb(__raw_readb(OMAP1510_FPGA_RST) & ~1, OMAP1510_FPGA_RST); udelay(750); } else { @@ -335,10 +334,10 @@ static int mmc_set_power(struct device *dev, int slot, int power_on, int vdd) { if (power_on) - fpga_write(fpga_read(OMAP1510_FPGA_POWER) | (1 << 3), + __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) | (1 << 3), OMAP1510_FPGA_POWER); else - fpga_write(fpga_read(OMAP1510_FPGA_POWER) & ~(1 << 3), + __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) & ~(1 << 3), OMAP1510_FPGA_POWER); return 0; @@ -390,14 +389,14 @@ static void __init innovator_init(void) omap_cfg_reg(UART3_TX); omap_cfg_reg(UART3_RX); - reg = fpga_read(OMAP1510_FPGA_POWER); + reg = __raw_readb(OMAP1510_FPGA_POWER); reg |= OMAP1510_FPGA_PCR_COM1_EN; - fpga_write(reg, OMAP1510_FPGA_POWER); + __raw_writeb(reg, OMAP1510_FPGA_POWER); udelay(10); - reg = fpga_read(OMAP1510_FPGA_POWER); + reg = __raw_readb(OMAP1510_FPGA_POWER); reg |= OMAP1510_FPGA_PCR_COM2_EN; - fpga_write(reg, OMAP1510_FPGA_POWER); + __raw_writeb(reg, OMAP1510_FPGA_POWER); udelay(10); platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); @@ -437,6 +436,7 @@ static void __init innovator_init(void) */ static void __init innovator_map_io(void) { +#ifdef CONFIG_ARCH_OMAP15XX omap15xx_map_io(); iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); @@ -444,9 +444,10 @@ static void __init innovator_map_io(void) /* Dump the Innovator FPGA rev early - useful info for support. */ pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n", - fpga_read(OMAP1510_FPGA_REV_HIGH), - fpga_read(OMAP1510_FPGA_REV_LOW), - fpga_read(OMAP1510_FPGA_BOARD_REV)); + __raw_readb(OMAP1510_FPGA_REV_HIGH), + __raw_readb(OMAP1510_FPGA_REV_LOW), + __raw_readb(OMAP1510_FPGA_BOARD_REV)); +#endif } MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") @@ -454,7 +455,6 @@ MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") .atag_offset = 0x100, .map_io = innovator_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = innovator_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 7d5c06d..3e8ead6 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -29,13 +29,13 @@ #include <asm/mach/map.h> #include <mach/mux.h> -#include <plat/mmc.h> -#include <plat/clock.h> #include <mach/hardware.h> #include <mach/usb.h> #include "common.h" +#include "clock.h" +#include "mmc.h" #define ADS7846_PENDOWN_GPIO 15 @@ -251,7 +251,6 @@ MACHINE_START(NOKIA770, "Nokia 770") .atag_offset = 0x100, .map_io = omap16xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_nokia770_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 5973945..872ea47 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -48,7 +48,7 @@ #include <mach/flash.h> #include <mach/mux.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/hardware.h> #include <mach/usb.h> @@ -606,7 +606,6 @@ MACHINE_START(OMAP_OSK, "TI-OSK") .atag_offset = 0x100, .map_io = omap16xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = osk_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 1c578d5..584b6fa 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -36,8 +36,8 @@ #include <mach/flash.h> #include <mach/mux.h> -#include <plat/tc.h> -#include <plat/dma.h> +#include <mach/tc.h> +#include <plat-omap/dma-omap.h> #include <mach/irda.h> #include <linux/platform_data/keypad-omap.h> @@ -45,6 +45,7 @@ #include <mach/usb.h> #include "common.h" +#include "dma.h" #define PALMTE_USBDETECT_GPIO 0 #define PALMTE_USB_OR_DC_GPIO 1 @@ -264,7 +265,6 @@ MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") .atag_offset = 0x100, .map_io = omap15xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_palmte_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index 9715809..fbc986b 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -28,16 +28,16 @@ #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/platform_data/omap1_bl.h> +#include <linux/platform_data/leds-omap.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/led.h> #include <mach/flash.h> #include <mach/mux.h> -#include <plat/dma.h> -#include <plat/tc.h> +#include <plat-omap/dma-omap.h> +#include <mach/tc.h> #include <mach/irda.h> #include <linux/platform_data/keypad-omap.h> @@ -45,6 +45,7 @@ #include <mach/usb.h> #include "common.h" +#include "dma.h" #define PALMTT_USBDETECT_GPIO 0 #define PALMTT_CABLE_GPIO 1 @@ -310,7 +311,6 @@ MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") .atag_offset = 0x100, .map_io = omap15xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_palmtt_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index e311032..60d917a 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -38,8 +38,8 @@ #include <mach/flash.h> #include <mach/mux.h> -#include <plat/dma.h> -#include <plat/tc.h> +#include <plat-omap/dma-omap.h> +#include <mach/tc.h> #include <mach/irda.h> #include <linux/platform_data/keypad-omap.h> @@ -47,6 +47,7 @@ #include <mach/usb.h> #include "common.h" +#include "dma.h" #define PALMZ71_USBDETECT_GPIO 0 #define PALMZ71_PENIRQ_GPIO 6 @@ -326,7 +327,6 @@ MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") .atag_offset = 0x100, .map_io = omap15xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_palmz71_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 198b054..9a7e483 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -28,15 +28,15 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/mux.h> -#include <plat/fpga.h> #include <mach/flash.h> #include <mach/hardware.h> #include "iomap.h" #include "common.h" +#include "fpga.h" static const unsigned int p2_keymap[] = { KEY(0, 0, KEY_UP), @@ -231,9 +231,9 @@ static struct omap_lcd_config perseus2_lcd_config __initdata = { static void __init perseus2_init_smc91x(void) { - fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); + __raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET); mdelay(50); - fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, + __raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1, H2P2_DBG_FPGA_LAN_RESET); mdelay(50); } @@ -324,7 +324,6 @@ MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") .atag_offset = 0x100, .map_io = omap_perseus2_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_perseus2_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-sx1-mmc.c b/arch/arm/mach-omap1/board-sx1-mmc.c index 5932d56..4fcf19c 100644 --- a/arch/arm/mach-omap1/board-sx1-mmc.c +++ b/arch/arm/mach-omap1/board-sx1-mmc.c @@ -16,9 +16,10 @@ #include <linux/platform_device.h> #include <mach/hardware.h> -#include <plat/mmc.h> #include <mach/board-sx1.h> +#include "mmc.h" + #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) static int mmc_set_power(struct device *dev, int slot, int power_on, diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 13bf2cc..1ebc7e0 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -36,15 +36,16 @@ #include <mach/flash.h> #include <mach/mux.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <mach/irda.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/board-sx1.h> #include <mach/hardware.h> #include <mach/usb.h> #include "common.h" +#include "dma.h" /* Write to I2C device */ int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value) @@ -403,7 +404,6 @@ MACHINE_START(SX1, "OMAP310 based Siemens SX1") .atag_offset = 0x100, .map_io = omap15xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = omap_sx1_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index ad75e34..abf705f 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -34,7 +34,7 @@ #include <mach/board-voiceblue.h> #include <mach/flash.h> #include <mach/mux.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/hardware.h> #include <mach/usb.h> @@ -286,7 +286,6 @@ MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") .atag_offset = 0x100, .map_io = omap15xx_map_io, .init_early = omap1_init_early, - .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = voiceblue_init, .init_late = omap1_init_late, diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index 638f407..4f5fd4a 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -12,6 +12,7 @@ * published by the Free Software Foundation. */ #include <linux/kernel.h> +#include <linux/export.h> #include <linux/list.h> #include <linux/errno.h> #include <linux/err.h> @@ -21,21 +22,21 @@ #include <asm/mach-types.h> -#include <plat/cpu.h> -#include <plat/usb.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/clkdev_omap.h> - #include <mach/hardware.h> +#include "soc.h" #include "iomap.h" #include "clock.h" #include "opp.h" +#include "sram.h" __u32 arm_idlect1_mask; struct clk *api_ck_p, *ck_dpll1_p, *ck_ref_p; +static LIST_HEAD(clocks); +static DEFINE_MUTEX(clocks_mutex); +static DEFINE_SPINLOCK(clockfw_lock); + /* * Omap1 specific clock functions */ @@ -607,3 +608,497 @@ void omap1_clk_disable_unused(struct clk *clk) } #endif + + +int clk_enable(struct clk *clk) +{ + unsigned long flags; + int ret; + + if (clk == NULL || IS_ERR(clk)) + return -EINVAL; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = omap1_clk_enable(clk); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ + unsigned long flags; + + if (clk == NULL || IS_ERR(clk)) + return; + + spin_lock_irqsave(&clockfw_lock, flags); + if (clk->usecount == 0) { + pr_err("Trying disable clock %s with 0 usecount\n", + clk->name); + WARN_ON(1); + goto out; + } + + omap1_clk_disable(clk); + +out: + spin_unlock_irqrestore(&clockfw_lock, flags); +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + unsigned long flags; + unsigned long ret; + + if (clk == NULL || IS_ERR(clk)) + return 0; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = clk->rate; + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_get_rate); + +/* + * Optional clock functions defined in include/linux/clk.h + */ + +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + unsigned long flags; + long ret; + + if (clk == NULL || IS_ERR(clk)) + return 0; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = omap1_clk_round_rate(clk, rate); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_round_rate); + +int clk_set_rate(struct clk *clk, unsigned long rate) +{ + unsigned long flags; + int ret = -EINVAL; + + if (clk == NULL || IS_ERR(clk)) + return ret; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = omap1_clk_set_rate(clk, rate); + if (ret == 0) + propagate_rate(clk); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_set_rate); + +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + WARN_ONCE(1, "clk_set_parent() not implemented for OMAP1\n"); + + return -EINVAL; +} +EXPORT_SYMBOL(clk_set_parent); + +struct clk *clk_get_parent(struct clk *clk) +{ + return clk->parent; +} +EXPORT_SYMBOL(clk_get_parent); + +/* + * OMAP specific clock functions shared between omap1 and omap2 + */ + +int __initdata mpurate; + +/* + * By default we use the rate set by the bootloader. + * You can override this with mpurate= cmdline option. + */ +static int __init omap_clk_setup(char *str) +{ + get_option(&str, &mpurate); + + if (!mpurate) + return 1; + + if (mpurate < 1000) + mpurate *= 1000000; + + return 1; +} +__setup("mpurate=", omap_clk_setup); + +/* Used for clocks that always have same value as the parent clock */ +unsigned long followparent_recalc(struct clk *clk) +{ + return clk->parent->rate; +} + +/* + * Used for clocks that have the same value as the parent clock, + * divided by some factor + */ +unsigned long omap_fixed_divisor_recalc(struct clk *clk) +{ + WARN_ON(!clk->fixed_div); + + return clk->parent->rate / clk->fixed_div; +} + +void clk_reparent(struct clk *child, struct clk *parent) +{ + list_del_init(&child->sibling); + if (parent) + list_add(&child->sibling, &parent->children); + child->parent = parent; + + /* now do the debugfs renaming to reattach the child + to the proper parent */ +} + +/* Propagate rate to children */ +void propagate_rate(struct clk *tclk) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &tclk->children, sibling) { + if (clkp->recalc) + clkp->rate = clkp->recalc(clkp); + propagate_rate(clkp); + } +} + +static LIST_HEAD(root_clks); + +/** + * recalculate_root_clocks - recalculate and propagate all root clocks + * + * Recalculates all root clocks (clocks with no parent), which if the + * clock's .recalc is set correctly, should also propagate their rates. + * Called at init. + */ +void recalculate_root_clocks(void) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &root_clks, sibling) { + if (clkp->recalc) + clkp->rate = clkp->recalc(clkp); + propagate_rate(clkp); + } +} + +/** + * clk_preinit - initialize any fields in the struct clk before clk init + * @clk: struct clk * to initialize + * + * Initialize any struct clk fields needed before normal clk initialization + * can run. No return value. + */ +void clk_preinit(struct clk *clk) +{ + INIT_LIST_HEAD(&clk->children); +} + +int clk_register(struct clk *clk) +{ + if (clk == NULL || IS_ERR(clk)) + return -EINVAL; + + /* + * trap out already registered clocks + */ + if (clk->node.next || clk->node.prev) + return 0; + + mutex_lock(&clocks_mutex); + if (clk->parent) + list_add(&clk->sibling, &clk->parent->children); + else + list_add(&clk->sibling, &root_clks); + + list_add(&clk->node, &clocks); + if (clk->init) + clk->init(clk); + mutex_unlock(&clocks_mutex); + + return 0; +} +EXPORT_SYMBOL(clk_register); + +void clk_unregister(struct clk *clk) +{ + if (clk == NULL || IS_ERR(clk)) + return; + + mutex_lock(&clocks_mutex); + list_del(&clk->sibling); + list_del(&clk->node); + mutex_unlock(&clocks_mutex); +} +EXPORT_SYMBOL(clk_unregister); + +void clk_enable_init_clocks(void) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &clocks, node) + if (clkp->flags & ENABLE_ON_INIT) + clk_enable(clkp); +} + +/** + * omap_clk_get_by_name - locate OMAP struct clk by its name + * @name: name of the struct clk to locate + * + * Locate an OMAP struct clk by its name. Assumes that struct clk + * names are unique. Returns NULL if not found or a pointer to the + * struct clk if found. + */ +struct clk *omap_clk_get_by_name(const char *name) +{ + struct clk *c; + struct clk *ret = NULL; + + mutex_lock(&clocks_mutex); + + list_for_each_entry(c, &clocks, node) { + if (!strcmp(c->name, name)) { + ret = c; + break; + } + } + + mutex_unlock(&clocks_mutex); + + return ret; +} + +int omap_clk_enable_autoidle_all(void) +{ + struct clk *c; + unsigned long flags; + + spin_lock_irqsave(&clockfw_lock, flags); + + list_for_each_entry(c, &clocks, node) + if (c->ops->allow_idle) + c->ops->allow_idle(c); + + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} + +int omap_clk_disable_autoidle_all(void) +{ + struct clk *c; + unsigned long flags; + + spin_lock_irqsave(&clockfw_lock, flags); + + list_for_each_entry(c, &clocks, node) + if (c->ops->deny_idle) + c->ops->deny_idle(c); + + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} + +/* + * Low level helpers + */ +static int clkll_enable_null(struct clk *clk) +{ + return 0; +} + +static void clkll_disable_null(struct clk *clk) +{ +} + +const struct clkops clkops_null = { + .enable = clkll_enable_null, + .disable = clkll_disable_null, +}; + +/* + * Dummy clock + * + * Used for clock aliases that are needed on some OMAPs, but not others + */ +struct clk dummy_ck = { + .name = "dummy", + .ops = &clkops_null, +}; + +/* + * + */ + +#ifdef CONFIG_OMAP_RESET_CLOCKS +/* + * Disable any unused clocks left on by the bootloader + */ +static int __init clk_disable_unused(void) +{ + struct clk *ck; + unsigned long flags; + + pr_info("clock: disabling unused clocks to save power\n"); + + spin_lock_irqsave(&clockfw_lock, flags); + list_for_each_entry(ck, &clocks, node) { + if (ck->ops == &clkops_null) + continue; + + if (ck->usecount > 0 || !ck->enable_reg) + continue; + + omap1_clk_disable_unused(ck); + } + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} +late_initcall(clk_disable_unused); +late_initcall(omap_clk_enable_autoidle_all); +#endif + +#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) +/* + * debugfs support to trace clock tree hierarchy and attributes + */ + +#include <linux/debugfs.h> +#include <linux/seq_file.h> + +static struct dentry *clk_debugfs_root; + +static int clk_dbg_show_summary(struct seq_file *s, void *unused) +{ + struct clk *c; + struct clk *pa; + + mutex_lock(&clocks_mutex); + seq_printf(s, "%-30s %-30s %-10s %s\n", + "clock-name", "parent-name", "rate", "use-count"); + + list_for_each_entry(c, &clocks, node) { + pa = c->parent; + seq_printf(s, "%-30s %-30s %-10lu %d\n", + c->name, pa ? pa->name : "none", c->rate, + c->usecount); + } + mutex_unlock(&clocks_mutex); + + return 0; +} + +static int clk_dbg_open(struct inode *inode, struct file *file) +{ + return single_open(file, clk_dbg_show_summary, inode->i_private); +} + +static const struct file_operations debug_clock_fops = { + .open = clk_dbg_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int clk_debugfs_register_one(struct clk *c) +{ + int err; + struct dentry *d; + struct clk *pa = c->parent; + + d = debugfs_create_dir(c->name, pa ? pa->dent : clk_debugfs_root); + if (!d) + return -ENOMEM; + c->dent = d; + + d = debugfs_create_u8("usecount", S_IRUGO, c->dent, (u8 *)&c->usecount); + if (!d) { + err = -ENOMEM; + goto err_out; + } + d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate); + if (!d) { + err = -ENOMEM; + goto err_out; + } + d = debugfs_create_x32("flags", S_IRUGO, c->dent, (u32 *)&c->flags); + if (!d) { + err = -ENOMEM; + goto err_out; + } + return 0; + +err_out: + debugfs_remove_recursive(c->dent); + return err; +} + +static int clk_debugfs_register(struct clk *c) +{ + int err; + struct clk *pa = c->parent; + + if (pa && !pa->dent) { + err = clk_debugfs_register(pa); + if (err) + return err; + } + + if (!c->dent) { + err = clk_debugfs_register_one(c); + if (err) + return err; + } + return 0; +} + +static int __init clk_debugfs_init(void) +{ + struct clk *c; + struct dentry *d; + int err; + + d = debugfs_create_dir("clock", NULL); + if (!d) + return -ENOMEM; + clk_debugfs_root = d; + + list_for_each_entry(c, &clocks, node) { + err = clk_debugfs_register(c); + if (err) + goto err_out; + } + + d = debugfs_create_file("summary", S_IRUGO, + d, NULL, &debug_clock_fops); + if (!d) + return -ENOMEM; + + return 0; +err_out: + debugfs_remove_recursive(clk_debugfs_root); + return err; +} +late_initcall(clk_debugfs_init); + +#endif /* defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) */ diff --git a/arch/arm/mach-omap1/clock.h b/arch/arm/mach-omap1/clock.h index 3d04f4f..1e4918a 100644 --- a/arch/arm/mach-omap1/clock.h +++ b/arch/arm/mach-omap1/clock.h @@ -14,8 +14,184 @@ #define __ARCH_ARM_MACH_OMAP1_CLOCK_H #include <linux/clk.h> +#include <linux/list.h> -#include <plat/clock.h> +#include <linux/clkdev.h> + +struct module; +struct clk; + +struct omap_clk { + u16 cpu; + struct clk_lookup lk; +}; + +#define CLK(dev, con, ck, cp) \ + { \ + .cpu = cp, \ + .lk = { \ + .dev_id = dev, \ + .con_id = con, \ + .clk = ck, \ + }, \ + } + +/* Platform flags for the clkdev-OMAP integration code */ +#define CK_310 (1 << 0) +#define CK_7XX (1 << 1) /* 7xx, 850 */ +#define CK_1510 (1 << 2) +#define CK_16XX (1 << 3) /* 16xx, 17xx, 5912 */ +#define CK_1710 (1 << 4) /* 1710 extra for rate selection */ + + +/* Temporary, needed during the common clock framework conversion */ +#define __clk_get_name(clk) (clk->name) +#define __clk_get_parent(clk) (clk->parent) +#define __clk_get_rate(clk) (clk->rate) + +/** + * struct clkops - some clock function pointers + * @enable: fn ptr that enables the current clock in hardware + * @disable: fn ptr that enables the current clock in hardware + * @find_idlest: function returning the IDLEST register for the clock's IP blk + * @find_companion: function returning the "companion" clk reg for the clock + * @allow_idle: fn ptr that enables autoidle for the current clock in hardware + * @deny_idle: fn ptr that disables autoidle for the current clock in hardware + * + * A "companion" clk is an accompanying clock to the one being queried + * that must be enabled for the IP module connected to the clock to + * become accessible by the hardware. Neither @find_idlest nor + * @find_companion should be needed; that information is IP + * block-specific; the hwmod code has been created to handle this, but + * until hwmod data is ready and drivers have been converted to use PM + * runtime calls in place of clk_enable()/clk_disable(), @find_idlest and + * @find_companion must, unfortunately, remain. + */ +struct clkops { + int (*enable)(struct clk *); + void (*disable)(struct clk *); + void (*find_idlest)(struct clk *, void __iomem **, + u8 *, u8 *); + void (*find_companion)(struct clk *, void __iomem **, + u8 *); + void (*allow_idle)(struct clk *); + void (*deny_idle)(struct clk *); +}; + +/* + * struct clk.flags possibilities + * + * XXX document the rest of the clock flags here + * + * CLOCK_CLKOUTX2: (OMAP4 only) DPLL CLKOUT and CLKOUTX2 GATE_CTRL + * bits share the same register. This flag allows the + * omap4_dpllmx*() code to determine which GATE_CTRL bit field + * should be used. This is a temporary solution - a better approach + * would be to associate clock type-specific data with the clock, + * similar to the struct dpll_data approach. + */ +#define ENABLE_REG_32BIT (1 << 0) /* Use 32-bit access */ +#define CLOCK_IDLE_CONTROL (1 << 1) +#define CLOCK_NO_IDLE_PARENT (1 << 2) +#define ENABLE_ON_INIT (1 << 3) /* Enable upon framework init */ +#define INVERT_ENABLE (1 << 4) /* 0 enables, 1 disables */ +#define CLOCK_CLKOUTX2 (1 << 5) + +/** + * struct clk - OMAP struct clk + * @node: list_head connecting this clock into the full clock list + * @ops: struct clkops * for this clock + * @name: the name of the clock in the hardware (used in hwmod data and debug) + * @parent: pointer to this clock's parent struct clk + * @children: list_head connecting to the child clks' @sibling list_heads + * @sibling: list_head connecting this clk to its parent clk's @children + * @rate: current clock rate + * @enable_reg: register to write to enable the clock (see @enable_bit) + * @recalc: fn ptr that returns the clock's current rate + * @set_rate: fn ptr that can change the clock's current rate + * @round_rate: fn ptr that can round the clock's current rate + * @init: fn ptr to do clock-specific initialization + * @enable_bit: bitshift to write to enable/disable the clock (see @enable_reg) + * @usecount: number of users that have requested this clock to be enabled + * @fixed_div: when > 0, this clock's rate is its parent's rate / @fixed_div + * @flags: see "struct clk.flags possibilities" above + * @rate_offset: bitshift for rate selection bitfield (OMAP1 only) + * @src_offset: bitshift for source selection bitfield (OMAP1 only) + * + * XXX @rate_offset, @src_offset should probably be removed and OMAP1 + * clock code converted to use clksel. + * + * XXX @usecount is poorly named. It should be "enable_count" or + * something similar. "users" in the description refers to kernel + * code (core code or drivers) that have called clk_enable() and not + * yet called clk_disable(); the usecount of parent clocks is also + * incremented by the clock code when clk_enable() is called on child + * clocks and decremented by the clock code when clk_disable() is + * called on child clocks. + * + * XXX @clkdm, @usecount, @children, @sibling should be marked for + * internal use only. + * + * @children and @sibling are used to optimize parent-to-child clock + * tree traversals. (child-to-parent traversals use @parent.) + * + * XXX The notion of the clock's current rate probably needs to be + * separated from the clock's target rate. + */ +struct clk { + struct list_head node; + const struct clkops *ops; + const char *name; + struct clk *parent; + struct list_head children; + struct list_head sibling; /* node for children */ + unsigned long rate; + void __iomem *enable_reg; + unsigned long (*recalc)(struct clk *); + int (*set_rate)(struct clk *, unsigned long); + long (*round_rate)(struct clk *, unsigned long); + void (*init)(struct clk *); + u8 enable_bit; + s8 usecount; + u8 fixed_div; + u8 flags; + u8 rate_offset; + u8 src_offset; +#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) + struct dentry *dent; /* For visible tree hierarchy */ +#endif +}; + +struct clk_functions { + int (*clk_enable)(struct clk *clk); + void (*clk_disable)(struct clk *clk); + long (*clk_round_rate)(struct clk *clk, unsigned long rate); + int (*clk_set_rate)(struct clk *clk, unsigned long rate); + int (*clk_set_parent)(struct clk *clk, struct clk *parent); + void (*clk_allow_idle)(struct clk *clk); + void (*clk_deny_idle)(struct clk *clk); + void (*clk_disable_unused)(struct clk *clk); +}; + +extern int mpurate; + +extern int clk_init(struct clk_functions *custom_clocks); +extern void clk_preinit(struct clk *clk); +extern int clk_register(struct clk *clk); +extern void clk_reparent(struct clk *child, struct clk *parent); +extern void clk_unregister(struct clk *clk); +extern void propagate_rate(struct clk *clk); +extern void recalculate_root_clocks(void); +extern unsigned long followparent_recalc(struct clk *clk); +extern void clk_enable_init_clocks(void); +unsigned long omap_fixed_divisor_recalc(struct clk *clk); +extern struct clk *omap_clk_get_by_name(const char *name); +extern int omap_clk_enable_autoidle_all(void); +extern int omap_clk_disable_autoidle_all(void); + +extern const struct clkops clkops_null; + +extern struct clk dummy_ck; int omap1_clk_init(void); void omap1_clk_late_init(void); diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c index 9b45f4b..cb7c6ae 100644 --- a/arch/arm/mach-omap1/clock_data.c +++ b/arch/arm/mach-omap1/clock_data.c @@ -22,16 +22,14 @@ #include <asm/mach-types.h> /* for machine_is_* */ -#include <plat/clock.h> -#include <plat/cpu.h> -#include <plat/clkdev_omap.h> -#include <plat/sram.h> /* for omap_sram_reprogram_clock() */ +#include "soc.h" #include <mach/hardware.h> #include <mach/usb.h> /* for OTG_BASE */ #include "iomap.h" #include "clock.h" +#include "sram.h" /* Some ARM_IDLECT1 bit shifts - used in struct arm_idlect1_clk */ #define IDL_CLKOUT_ARM_SHIFT 12 @@ -765,14 +763,6 @@ static struct omap_clk omap_clks[] = { * init */ -static struct clk_functions omap1_clk_functions = { - .clk_enable = omap1_clk_enable, - .clk_disable = omap1_clk_disable, - .clk_round_rate = omap1_clk_round_rate, - .clk_set_rate = omap1_clk_set_rate, - .clk_disable_unused = omap1_clk_disable_unused, -}; - static void __init omap1_show_rates(void) { pr_notice("Clocking rate (xtal/DPLL1/MPU): %ld.%01ld/%ld.%01ld/%ld.%01ld MHz\n", @@ -803,8 +793,6 @@ int __init omap1_clk_init(void) if (!cpu_is_omap15xx()) omap_writew(0, SOFT_REQ_REG2); - clk_init(&omap1_clk_functions); - /* By default all idlect1 clocks are allowed to idle */ arm_idlect1_mask = ~0; diff --git a/arch/arm/mach-omap1/common.h b/arch/arm/mach-omap1/common.h index c2552b2..fc8c944 100644 --- a/arch/arm/mach-omap1/common.h +++ b/arch/arm/mach-omap1/common.h @@ -26,8 +26,10 @@ #ifndef __ARCH_ARM_MACH_OMAP1_COMMON_H #define __ARCH_ARM_MACH_OMAP1_COMMON_H -#include <plat/common.h> #include <linux/mtd/mtd.h> +#include <linux/i2c-omap.h> + +#include <plat/i2c.h> #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) void omap7xx_map_io(void); @@ -38,6 +40,7 @@ static inline void omap7xx_map_io(void) #endif #ifdef CONFIG_ARCH_OMAP15XX +void omap1510_fpga_init_irq(void); void omap15xx_map_io(void); #else static inline void omap15xx_map_io(void) diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index d3fec92..7155ed8 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -19,10 +19,8 @@ #include <asm/mach/map.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/mux.h> -#include <plat/dma.h> -#include <plat/mmc.h> #include <mach/omap7xx.h> #include <mach/camera.h> @@ -30,6 +28,9 @@ #include "common.h" #include "clock.h" +#include "dma.h" +#include "mmc.h" +#include "sram.h" #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE) @@ -175,6 +176,13 @@ static int __init omap_mmc_add(const char *name, int id, unsigned long base, res[3].name = "tx"; res[3].flags = IORESOURCE_DMA; + if (cpu_is_omap7xx()) + data->slots[0].features = MMC_OMAP7XX; + if (cpu_is_omap15xx()) + data->slots[0].features = MMC_OMAP15XX; + if (cpu_is_omap16xx()) + data->slots[0].features = MMC_OMAP16XX; + ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res)); if (ret == 0) ret = platform_device_add_data(pdev, data, sizeof(*data)); diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c index 29007fe..978aed8 100644 --- a/arch/arm/mach-omap1/dma.c +++ b/arch/arm/mach-omap1/dma.c @@ -25,11 +25,13 @@ #include <linux/device.h> #include <linux/io.h> -#include <plat/dma.h> -#include <plat/tc.h> +#include <plat-omap/dma-omap.h> +#include <mach/tc.h> #include <mach/irqs.h> +#include "dma.h" + #define OMAP1_DMA_BASE (0xfffed800) #define OMAP1_LOGICAL_DMA_CH_COUNT 17 #define OMAP1_DMA_STRIDE 0x40 @@ -319,6 +321,9 @@ static int __init omap1_system_dma_init(void) d->dev_caps = ENABLE_1510_MODE; enable_1510_mode = d->dev_caps & ENABLE_1510_MODE; + if (cpu_is_omap16xx()) + d->dev_caps = ENABLE_16XX_MODE; + d->dev_caps |= SRC_PORT; d->dev_caps |= DST_PORT; d->dev_caps |= SRC_INDEX; diff --git a/arch/arm/mach-omap1/dma.h b/arch/arm/mach-omap1/dma.h new file mode 100644 index 0000000..da6345d --- /dev/null +++ b/arch/arm/mach-omap1/dma.h @@ -0,0 +1,83 @@ +/* + * OMAP1 DMA channel definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __OMAP1_DMA_CHANNEL_H +#define __OMAP1_DMA_CHANNEL_H + +/* DMA channels for omap1 */ +#define OMAP_DMA_NO_DEVICE 0 +#define OMAP_DMA_MCSI1_TX 1 +#define OMAP_DMA_MCSI1_RX 2 +#define OMAP_DMA_I2C_RX 3 +#define OMAP_DMA_I2C_TX 4 +#define OMAP_DMA_EXT_NDMA_REQ 5 +#define OMAP_DMA_EXT_NDMA_REQ2 6 +#define OMAP_DMA_UWIRE_TX 7 +#define OMAP_DMA_MCBSP1_TX 8 +#define OMAP_DMA_MCBSP1_RX 9 +#define OMAP_DMA_MCBSP3_TX 10 +#define OMAP_DMA_MCBSP3_RX 11 +#define OMAP_DMA_UART1_TX 12 +#define OMAP_DMA_UART1_RX 13 +#define OMAP_DMA_UART2_TX 14 +#define OMAP_DMA_UART2_RX 15 +#define OMAP_DMA_MCBSP2_TX 16 +#define OMAP_DMA_MCBSP2_RX 17 +#define OMAP_DMA_UART3_TX 18 +#define OMAP_DMA_UART3_RX 19 +#define OMAP_DMA_CAMERA_IF_RX 20 +#define OMAP_DMA_MMC_TX 21 +#define OMAP_DMA_MMC_RX 22 +#define OMAP_DMA_NAND 23 +#define OMAP_DMA_IRQ_LCD_LINE 24 +#define OMAP_DMA_MEMORY_STICK 25 +#define OMAP_DMA_USB_W2FC_RX0 26 +#define OMAP_DMA_USB_W2FC_RX1 27 +#define OMAP_DMA_USB_W2FC_RX2 28 +#define OMAP_DMA_USB_W2FC_TX0 29 +#define OMAP_DMA_USB_W2FC_TX1 30 +#define OMAP_DMA_USB_W2FC_TX2 31 + +/* These are only for 1610 */ +#define OMAP_DMA_CRYPTO_DES_IN 32 +#define OMAP_DMA_SPI_TX 33 +#define OMAP_DMA_SPI_RX 34 +#define OMAP_DMA_CRYPTO_HASH 35 +#define OMAP_DMA_CCP_ATTN 36 +#define OMAP_DMA_CCP_FIFO_NOT_EMPTY 37 +#define OMAP_DMA_CMT_APE_TX_CHAN_0 38 +#define OMAP_DMA_CMT_APE_RV_CHAN_0 39 +#define OMAP_DMA_CMT_APE_TX_CHAN_1 40 +#define OMAP_DMA_CMT_APE_RV_CHAN_1 41 +#define OMAP_DMA_CMT_APE_TX_CHAN_2 42 +#define OMAP_DMA_CMT_APE_RV_CHAN_2 43 +#define OMAP_DMA_CMT_APE_TX_CHAN_3 44 +#define OMAP_DMA_CMT_APE_RV_CHAN_3 45 +#define OMAP_DMA_CMT_APE_TX_CHAN_4 46 +#define OMAP_DMA_CMT_APE_RV_CHAN_4 47 +#define OMAP_DMA_CMT_APE_TX_CHAN_5 48 +#define OMAP_DMA_CMT_APE_RV_CHAN_5 49 +#define OMAP_DMA_CMT_APE_TX_CHAN_6 50 +#define OMAP_DMA_CMT_APE_RV_CHAN_6 51 +#define OMAP_DMA_CMT_APE_TX_CHAN_7 52 +#define OMAP_DMA_CMT_APE_RV_CHAN_7 53 +#define OMAP_DMA_MMC2_TX 54 +#define OMAP_DMA_MMC2_RX 55 +#define OMAP_DMA_CRYPTO_DES_OUT 56 + +#endif /* __OMAP1_DMA_CHANNEL_H */ diff --git a/arch/arm/mach-omap1/flash.c b/arch/arm/mach-omap1/flash.c index 73ae616..b3fb531 100644 --- a/arch/arm/mach-omap1/flash.c +++ b/arch/arm/mach-omap1/flash.c @@ -10,7 +10,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/flash.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c index 29ec50f..8bd71b2 100644 --- a/arch/arm/mach-omap1/fpga.c +++ b/arch/arm/mach-omap1/fpga.c @@ -27,11 +27,11 @@ #include <asm/irq.h> #include <asm/mach/irq.h> -#include <plat/fpga.h> - #include <mach/hardware.h> #include "iomap.h" +#include "common.h" +#include "fpga.h" static void fpga_mask_irq(struct irq_data *d) { diff --git a/arch/arm/mach-omap1/fpga.h b/arch/arm/mach-omap1/fpga.h new file mode 100644 index 0000000..4b4307a --- /dev/null +++ b/arch/arm/mach-omap1/fpga.h @@ -0,0 +1,52 @@ +/* + * Interrupt handler for OMAP-1510 FPGA + * + * Copyright (C) 2001 RidgeRun, Inc. + * Author: Greg Lonnon <glonnon@ridgerun.com> + * + * Copyright (C) 2002 MontaVista Software, Inc. + * + * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 + * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ASM_ARCH_OMAP_FPGA_H +#define __ASM_ARCH_OMAP_FPGA_H + +/* + * --------------------------------------------------------------------------- + * H2/P2 Debug board FPGA + * --------------------------------------------------------------------------- + */ +/* maps in the FPGA registers and the ETHR registers */ +#define H2P2_DBG_FPGA_BASE 0xE8000000 /* VA */ +#define H2P2_DBG_FPGA_SIZE SZ_4K /* SIZE */ +#define H2P2_DBG_FPGA_START 0x04000000 /* PA */ + +#define H2P2_DBG_FPGA_ETHR_START (H2P2_DBG_FPGA_START + 0x300) +#define H2P2_DBG_FPGA_FPGA_REV IOMEM(H2P2_DBG_FPGA_BASE + 0x10) /* FPGA Revision */ +#define H2P2_DBG_FPGA_BOARD_REV IOMEM(H2P2_DBG_FPGA_BASE + 0x12) /* Board Revision */ +#define H2P2_DBG_FPGA_GPIO IOMEM(H2P2_DBG_FPGA_BASE + 0x14) /* GPIO outputs */ +#define H2P2_DBG_FPGA_LEDS IOMEM(H2P2_DBG_FPGA_BASE + 0x16) /* LEDs outputs */ +#define H2P2_DBG_FPGA_MISC_INPUTS IOMEM(H2P2_DBG_FPGA_BASE + 0x18) /* Misc inputs */ +#define H2P2_DBG_FPGA_LAN_STATUS IOMEM(H2P2_DBG_FPGA_BASE + 0x1A) /* LAN Status line */ +#define H2P2_DBG_FPGA_LAN_RESET IOMEM(H2P2_DBG_FPGA_BASE + 0x1C) /* LAN Reset line */ + +/* LEDs definition on debug board (16 LEDs, all physically green) */ +#define H2P2_DBG_FPGA_LED_GREEN (1 << 15) +#define H2P2_DBG_FPGA_LED_AMBER (1 << 14) +#define H2P2_DBG_FPGA_LED_RED (1 << 13) +#define H2P2_DBG_FPGA_LED_BLUE (1 << 12) +/* cpu0 load-meter LEDs */ +#define H2P2_DBG_FPGA_LOAD_METER (1 << 0) // A bit of fun on our board ... +#define H2P2_DBG_FPGA_LOAD_METER_SIZE 11 +#define H2P2_DBG_FPGA_LOAD_METER_MASK ((1 << H2P2_DBG_FPGA_LOAD_METER_SIZE) - 1) + +#define H2P2_DBG_FPGA_P2_LED_TIMER (1 << 0) +#define H2P2_DBG_FPGA_P2_LED_IDLE (1 << 1) + +#endif diff --git a/arch/arm/mach-omap1/gpio15xx.c b/arch/arm/mach-omap1/gpio15xx.c index 98e6f39..02b3eb2 100644 --- a/arch/arm/mach-omap1/gpio15xx.c +++ b/arch/arm/mach-omap1/gpio15xx.c @@ -19,6 +19,8 @@ #include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> +#include <mach/irqs.h> + #define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE #define OMAP1510_GPIO_BASE 0xFFFCE000 diff --git a/arch/arm/mach-omap1/gpio16xx.c b/arch/arm/mach-omap1/gpio16xx.c index 33f4192..b9952a2 100644 --- a/arch/arm/mach-omap1/gpio16xx.c +++ b/arch/arm/mach-omap1/gpio16xx.c @@ -19,6 +19,8 @@ #include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> +#include <mach/irqs.h> + #define OMAP1610_GPIO1_BASE 0xfffbe400 #define OMAP1610_GPIO2_BASE 0xfffbec00 #define OMAP1610_GPIO3_BASE 0xfffbb400 diff --git a/arch/arm/mach-omap1/gpio7xx.c b/arch/arm/mach-omap1/gpio7xx.c index 958ce9a..f5819b2 100644 --- a/arch/arm/mach-omap1/gpio7xx.c +++ b/arch/arm/mach-omap1/gpio7xx.c @@ -19,6 +19,8 @@ #include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> +#include <mach/irqs.h> + #define OMAP7XX_GPIO1_BASE 0xfffbc000 #define OMAP7XX_GPIO2_BASE 0xfffbc800 #define OMAP7XX_GPIO3_BASE 0xfffbd000 diff --git a/arch/arm/mach-omap1/i2c.c b/arch/arm/mach-omap1/i2c.c index a0551a6..faca808 100644 --- a/arch/arm/mach-omap1/i2c.c +++ b/arch/arm/mach-omap1/i2c.c @@ -19,11 +19,25 @@ * */ -#include <plat/i2c.h> +#include <linux/i2c-omap.h> #include <mach/mux.h> -#include <plat/cpu.h> +#include "soc.h" + +#include <plat/i2c.h> + +#define OMAP_I2C_SIZE 0x3f +#define OMAP1_I2C_BASE 0xfffb3800 +#define OMAP1_INT_I2C (32 + 4) + +static const char name[] = "omap_i2c"; -void __init omap1_i2c_mux_pins(int bus_id) +static struct resource i2c_resources[2] = { +}; + +static struct platform_device omap_i2c_devices[1] = { +}; + +static void __init omap1_i2c_mux_pins(int bus_id) { if (cpu_is_omap7xx()) { omap_cfg_reg(I2C_7XX_SDA); @@ -33,3 +47,47 @@ void __init omap1_i2c_mux_pins(int bus_id) omap_cfg_reg(I2C_SCL); } } + +int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *pdata, + int bus_id) +{ + struct platform_device *pdev; + struct resource *res; + + if (bus_id > 1) + return -EINVAL; + + omap1_i2c_mux_pins(bus_id); + + pdev = &omap_i2c_devices[bus_id - 1]; + pdev->id = bus_id; + pdev->name = name; + pdev->num_resources = ARRAY_SIZE(i2c_resources); + res = i2c_resources; + res[0].start = OMAP1_I2C_BASE; + res[0].end = res[0].start + OMAP_I2C_SIZE; + res[0].flags = IORESOURCE_MEM; + res[1].start = OMAP1_INT_I2C; + res[1].flags = IORESOURCE_IRQ; + pdev->resource = res; + + /* all OMAP1 have IP version 1 register set */ + pdata->rev = OMAP_I2C_IP_VERSION_1; + + /* all OMAP1 I2C are implemented like this */ + pdata->flags = OMAP_I2C_FLAG_NO_FIFO | + OMAP_I2C_FLAG_SIMPLE_CLOCK | + OMAP_I2C_FLAG_16BIT_DATA_REG | + OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK; + + /* how the cpu bus is wired up differs for 7xx only */ + + if (cpu_is_omap7xx()) + pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_1; + else + pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_2; + + pdev->dev.platform_data = pdata; + + return platform_device_register(pdev); +} diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c index a1b846a..52de382 100644 --- a/arch/arm/mach-omap1/id.c +++ b/arch/arm/mach-omap1/id.c @@ -17,7 +17,7 @@ #include <linux/io.h> #include <asm/system_info.h> -#include <plat/cpu.h> +#include "soc.h" #include <mach/hardware.h> diff --git a/arch/arm/mach-omap1/include/mach/debug-macro.S b/arch/arm/mach-omap1/include/mach/debug-macro.S index 2b36a28..5c1a26c 100644 --- a/arch/arm/mach-omap1/include/mach/debug-macro.S +++ b/arch/arm/mach-omap1/include/mach/debug-macro.S @@ -13,7 +13,7 @@ #include <linux/serial_reg.h> -#include <plat/serial.h> +#include "serial.h" .pushsection .data omap_uart_phys: .word 0x0 diff --git a/arch/arm/mach-omap1/include/mach/entry-macro.S b/arch/arm/mach-omap1/include/mach/entry-macro.S index 88f08ca..78a8c6c 100644 --- a/arch/arm/mach-omap1/include/mach/entry-macro.S +++ b/arch/arm/mach-omap1/include/mach/entry-macro.S @@ -13,8 +13,6 @@ #include <mach/hardware.h> #include <mach/irqs.h> -#include "../../iomap.h" - .macro get_irqnr_preamble, base, tmp .endm diff --git a/arch/arm/mach-omap1/include/mach/gpio.h b/arch/arm/mach-omap1/include/mach/gpio.h deleted file mode 100644 index ebf86c0..0000000 --- a/arch/arm/mach-omap1/include/mach/gpio.h +++ /dev/null @@ -1,3 +0,0 @@ -/* - * arch/arm/mach-omap1/include/mach/gpio.h - */ diff --git a/arch/arm/mach-omap1/include/mach/hardware.h b/arch/arm/mach-omap1/include/mach/hardware.h index 84248d2..5875a50 100644 --- a/arch/arm/mach-omap1/include/mach/hardware.h +++ b/arch/arm/mach-omap1/include/mach/hardware.h @@ -39,7 +39,7 @@ #include <asm/sizes.h> #ifndef __ASSEMBLER__ #include <asm/types.h> -#include <plat/cpu.h> +#include <mach/soc.h> /* * NOTE: Please use ioremap + __raw_read/write where possible instead of these @@ -51,7 +51,7 @@ extern void omap_writeb(u8 v, u32 pa); extern void omap_writew(u16 v, u32 pa); extern void omap_writel(u32 v, u32 pa); -#include <plat/tc.h> +#include <mach/tc.h> /* Almost all documentation for chip and board memory maps assumes * BM is clear. Most devel boards have a switch to control booting @@ -72,7 +72,10 @@ static inline u32 omap_cs3_phys(void) #endif /* ifndef __ASSEMBLER__ */ -#include <plat/serial.h> +#define OMAP1_IO_OFFSET 0x01000000 /* Virtual IO = 0xfefb0000 */ +#define OMAP1_IO_ADDRESS(pa) IOMEM((pa) - OMAP1_IO_OFFSET) + +#include <mach/serial.h> /* * --------------------------------------------------------------------------- diff --git a/arch/arm/mach-omap1/include/mach/memory.h b/arch/arm/mach-omap1/include/mach/memory.h index 901082d..3c25305 100644 --- a/arch/arm/mach-omap1/include/mach/memory.h +++ b/arch/arm/mach-omap1/include/mach/memory.h @@ -19,7 +19,7 @@ * because of the strncmp(). */ #if defined(CONFIG_ARCH_OMAP15XX) && !defined(__ASSEMBLER__) -#include <plat/cpu.h> +#include <mach/soc.h> /* * OMAP-1510 Local Bus address offset diff --git a/arch/arm/mach-omap1/include/mach/omap1510.h b/arch/arm/mach-omap1/include/mach/omap1510.h index 8fe05d6..3d23524 100644 --- a/arch/arm/mach-omap1/include/mach/omap1510.h +++ b/arch/arm/mach-omap1/include/mach/omap1510.h @@ -45,5 +45,118 @@ #define OMAP1510_DSP_MMU_BASE (0xfffed200) +/* + * --------------------------------------------------------------------------- + * OMAP-1510 FPGA + * --------------------------------------------------------------------------- + */ +#define OMAP1510_FPGA_BASE 0xE8000000 /* VA */ +#define OMAP1510_FPGA_SIZE SZ_4K +#define OMAP1510_FPGA_START 0x08000000 /* PA */ + +/* Revision */ +#define OMAP1510_FPGA_REV_LOW IOMEM(OMAP1510_FPGA_BASE + 0x0) +#define OMAP1510_FPGA_REV_HIGH IOMEM(OMAP1510_FPGA_BASE + 0x1) +#define OMAP1510_FPGA_LCD_PANEL_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x2) +#define OMAP1510_FPGA_LED_DIGIT IOMEM(OMAP1510_FPGA_BASE + 0x3) +#define INNOVATOR_FPGA_HID_SPI IOMEM(OMAP1510_FPGA_BASE + 0x4) +#define OMAP1510_FPGA_POWER IOMEM(OMAP1510_FPGA_BASE + 0x5) + +/* Interrupt status */ +#define OMAP1510_FPGA_ISR_LO IOMEM(OMAP1510_FPGA_BASE + 0x6) +#define OMAP1510_FPGA_ISR_HI IOMEM(OMAP1510_FPGA_BASE + 0x7) + +/* Interrupt mask */ +#define OMAP1510_FPGA_IMR_LO IOMEM(OMAP1510_FPGA_BASE + 0x8) +#define OMAP1510_FPGA_IMR_HI IOMEM(OMAP1510_FPGA_BASE + 0x9) + +/* Reset registers */ +#define OMAP1510_FPGA_HOST_RESET IOMEM(OMAP1510_FPGA_BASE + 0xa) +#define OMAP1510_FPGA_RST IOMEM(OMAP1510_FPGA_BASE + 0xb) + +#define OMAP1510_FPGA_AUDIO IOMEM(OMAP1510_FPGA_BASE + 0xc) +#define OMAP1510_FPGA_DIP IOMEM(OMAP1510_FPGA_BASE + 0xe) +#define OMAP1510_FPGA_FPGA_IO IOMEM(OMAP1510_FPGA_BASE + 0xf) +#define OMAP1510_FPGA_UART1 IOMEM(OMAP1510_FPGA_BASE + 0x14) +#define OMAP1510_FPGA_UART2 IOMEM(OMAP1510_FPGA_BASE + 0x15) +#define OMAP1510_FPGA_OMAP1510_STATUS IOMEM(OMAP1510_FPGA_BASE + 0x16) +#define OMAP1510_FPGA_BOARD_REV IOMEM(OMAP1510_FPGA_BASE + 0x18) +#define INNOVATOR_FPGA_CAM_USB_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x20c) +#define OMAP1510P1_PPT_DATA IOMEM(OMAP1510_FPGA_BASE + 0x100) +#define OMAP1510P1_PPT_STATUS IOMEM(OMAP1510_FPGA_BASE + 0x101) +#define OMAP1510P1_PPT_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x102) + +#define OMAP1510_FPGA_TOUCHSCREEN IOMEM(OMAP1510_FPGA_BASE + 0x204) + +#define INNOVATOR_FPGA_INFO IOMEM(OMAP1510_FPGA_BASE + 0x205) +#define INNOVATOR_FPGA_LCD_BRIGHT_LO IOMEM(OMAP1510_FPGA_BASE + 0x206) +#define INNOVATOR_FPGA_LCD_BRIGHT_HI IOMEM(OMAP1510_FPGA_BASE + 0x207) +#define INNOVATOR_FPGA_LED_GRN_LO IOMEM(OMAP1510_FPGA_BASE + 0x208) +#define INNOVATOR_FPGA_LED_GRN_HI IOMEM(OMAP1510_FPGA_BASE + 0x209) +#define INNOVATOR_FPGA_LED_RED_LO IOMEM(OMAP1510_FPGA_BASE + 0x20a) +#define INNOVATOR_FPGA_LED_RED_HI IOMEM(OMAP1510_FPGA_BASE + 0x20b) +#define INNOVATOR_FPGA_EXP_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x20d) +#define INNOVATOR_FPGA_ISR2 IOMEM(OMAP1510_FPGA_BASE + 0x20e) +#define INNOVATOR_FPGA_IMR2 IOMEM(OMAP1510_FPGA_BASE + 0x210) + +#define OMAP1510_FPGA_ETHR_START (OMAP1510_FPGA_START + 0x300) + +/* + * Power up Giga UART driver, turn on HID clock. + * Turn off BT power, since we're not using it and it + * draws power. + */ +#define OMAP1510_FPGA_RESET_VALUE 0x42 + +#define OMAP1510_FPGA_PCR_IF_PD0 (1 << 7) +#define OMAP1510_FPGA_PCR_COM2_EN (1 << 6) +#define OMAP1510_FPGA_PCR_COM1_EN (1 << 5) +#define OMAP1510_FPGA_PCR_EXP_PD0 (1 << 4) +#define OMAP1510_FPGA_PCR_EXP_PD1 (1 << 3) +#define OMAP1510_FPGA_PCR_48MHZ_CLK (1 << 2) +#define OMAP1510_FPGA_PCR_4MHZ_CLK (1 << 1) +#define OMAP1510_FPGA_PCR_RSRVD_BIT0 (1 << 0) + +/* + * Innovator/OMAP1510 FPGA HID register bit definitions + */ +#define OMAP1510_FPGA_HID_SCLK (1<<0) /* output */ +#define OMAP1510_FPGA_HID_MOSI (1<<1) /* output */ +#define OMAP1510_FPGA_HID_nSS (1<<2) /* output 0/1 chip idle/select */ +#define OMAP1510_FPGA_HID_nHSUS (1<<3) /* output 0/1 host active/suspended */ +#define OMAP1510_FPGA_HID_MISO (1<<4) /* input */ +#define OMAP1510_FPGA_HID_ATN (1<<5) /* input 0/1 chip idle/ATN */ +#define OMAP1510_FPGA_HID_rsrvd (1<<6) +#define OMAP1510_FPGA_HID_RESETn (1<<7) /* output - 0/1 USAR reset/run */ + +/* The FPGA IRQ is cascaded through GPIO_13 */ +#define OMAP1510_INT_FPGA (IH_GPIO_BASE + 13) + +/* IRQ Numbers for interrupts muxed through the FPGA */ +#define OMAP1510_INT_FPGA_ATN (OMAP_FPGA_IRQ_BASE + 0) +#define OMAP1510_INT_FPGA_ACK (OMAP_FPGA_IRQ_BASE + 1) +#define OMAP1510_INT_FPGA2 (OMAP_FPGA_IRQ_BASE + 2) +#define OMAP1510_INT_FPGA3 (OMAP_FPGA_IRQ_BASE + 3) +#define OMAP1510_INT_FPGA4 (OMAP_FPGA_IRQ_BASE + 4) +#define OMAP1510_INT_FPGA5 (OMAP_FPGA_IRQ_BASE + 5) +#define OMAP1510_INT_FPGA6 (OMAP_FPGA_IRQ_BASE + 6) +#define OMAP1510_INT_FPGA7 (OMAP_FPGA_IRQ_BASE + 7) +#define OMAP1510_INT_FPGA8 (OMAP_FPGA_IRQ_BASE + 8) +#define OMAP1510_INT_FPGA9 (OMAP_FPGA_IRQ_BASE + 9) +#define OMAP1510_INT_FPGA10 (OMAP_FPGA_IRQ_BASE + 10) +#define OMAP1510_INT_FPGA11 (OMAP_FPGA_IRQ_BASE + 11) +#define OMAP1510_INT_FPGA12 (OMAP_FPGA_IRQ_BASE + 12) +#define OMAP1510_INT_ETHER (OMAP_FPGA_IRQ_BASE + 13) +#define OMAP1510_INT_FPGAUART1 (OMAP_FPGA_IRQ_BASE + 14) +#define OMAP1510_INT_FPGAUART2 (OMAP_FPGA_IRQ_BASE + 15) +#define OMAP1510_INT_FPGA_TS (OMAP_FPGA_IRQ_BASE + 16) +#define OMAP1510_INT_FPGA17 (OMAP_FPGA_IRQ_BASE + 17) +#define OMAP1510_INT_FPGA_CAM (OMAP_FPGA_IRQ_BASE + 18) +#define OMAP1510_INT_FPGA_RTC_A (OMAP_FPGA_IRQ_BASE + 19) +#define OMAP1510_INT_FPGA_RTC_B (OMAP_FPGA_IRQ_BASE + 20) +#define OMAP1510_INT_FPGA_CD (OMAP_FPGA_IRQ_BASE + 21) +#define OMAP1510_INT_FPGA22 (OMAP_FPGA_IRQ_BASE + 22) +#define OMAP1510_INT_FPGA23 (OMAP_FPGA_IRQ_BASE + 23) + #endif /* __ASM_ARCH_OMAP15XX_H */ diff --git a/arch/arm/mach-omap1/include/mach/serial.h b/arch/arm/mach-omap1/include/mach/serial.h new file mode 100644 index 0000000..2ce6a2d --- /dev/null +++ b/arch/arm/mach-omap1/include/mach/serial.h @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2009 Texas Instruments + * Added OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __ASM_ARCH_SERIAL_H +#define __ASM_ARCH_SERIAL_H + +#include <linux/init.h> + +/* + * Memory entry used for the DEBUG_LL UART configuration, relative to + * start of RAM. See also uncompress.h and debug-macro.S. + * + * Note that using a memory location for storing the UART configuration + * has at least two limitations: + * + * 1. Kernel uncompress code cannot overlap OMAP_UART_INFO as the + * uncompress code could then partially overwrite itself + * 2. We assume printascii is called at least once before paging_init, + * and addruart has a chance to read OMAP_UART_INFO + */ +#define OMAP_UART_INFO_OFS 0x3ffc + +/* OMAP1 serial ports */ +#define OMAP1_UART1_BASE 0xfffb0000 +#define OMAP1_UART2_BASE 0xfffb0800 +#define OMAP1_UART3_BASE 0xfffb9800 + +#define OMAP_PORT_SHIFT 2 +#define OMAP7XX_PORT_SHIFT 0 + +#define OMAP1510_BASE_BAUD (12000000/16) +#define OMAP16XX_BASE_BAUD (48000000/16) + +/* + * DEBUG_LL port encoding stored into the UART1 scratchpad register by + * decomp_setup in uncompress.h + */ +#define OMAP1UART1 11 +#define OMAP1UART2 12 +#define OMAP1UART3 13 + +#ifndef __ASSEMBLER__ +extern void omap_serial_init(void); +#endif + +#endif diff --git a/arch/arm/mach-omap1/include/mach/soc.h b/arch/arm/mach-omap1/include/mach/soc.h new file mode 100644 index 0000000..6cf9c1c --- /dev/null +++ b/arch/arm/mach-omap1/include/mach/soc.h @@ -0,0 +1,229 @@ +/* + * OMAP cpu type detection + * + * Copyright (C) 2004, 2008 Nokia Corporation + * + * Copyright (C) 2009-11 Texas Instruments. + * + * Written by Tony Lindgren <tony.lindgren@nokia.com> + * + * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef __ASM_ARCH_OMAP_CPU_H +#define __ASM_ARCH_OMAP_CPU_H + +#ifndef __ASSEMBLY__ + +#include <linux/bitops.h> + +/* + * Test if multicore OMAP support is needed + */ +#undef MULTI_OMAP1 +#undef OMAP_NAME + +#ifdef CONFIG_ARCH_OMAP730 +# ifdef OMAP_NAME +# undef MULTI_OMAP1 +# define MULTI_OMAP1 +# else +# define OMAP_NAME omap730 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP850 +# ifdef OMAP_NAME +# undef MULTI_OMAP1 +# define MULTI_OMAP1 +# else +# define OMAP_NAME omap850 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP15XX +# ifdef OMAP_NAME +# undef MULTI_OMAP1 +# define MULTI_OMAP1 +# else +# define OMAP_NAME omap1510 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP16XX +# ifdef OMAP_NAME +# undef MULTI_OMAP1 +# define MULTI_OMAP1 +# else +# define OMAP_NAME omap16xx +# endif +#endif + +/* + * omap_rev bits: + * CPU id bits (0730, 1510, 1710, 2422...) [31:16] + * CPU revision (See _REV_ defined in cpu.h) [15:08] + * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] + */ +unsigned int omap_rev(void); + +/* + * Get the CPU revision for OMAP devices + */ +#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) + +/* + * Macros to group OMAP into cpu classes. + * These can be used in most places. + * cpu_is_omap7xx(): True for OMAP730, OMAP850 + * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 + * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 + */ +#define GET_OMAP_CLASS (omap_rev() & 0xff) + +#define IS_OMAP_CLASS(class, id) \ +static inline int is_omap ##class (void) \ +{ \ + return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ +} + +#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) + +#define IS_OMAP_SUBCLASS(subclass, id) \ +static inline int is_omap ##subclass (void) \ +{ \ + return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ +} + +IS_OMAP_CLASS(7xx, 0x07) +IS_OMAP_CLASS(15xx, 0x15) +IS_OMAP_CLASS(16xx, 0x16) + +#define cpu_is_omap7xx() 0 +#define cpu_is_omap15xx() 0 +#define cpu_is_omap16xx() 0 + +#if defined(MULTI_OMAP1) +# if defined(CONFIG_ARCH_OMAP730) +# undef cpu_is_omap7xx +# define cpu_is_omap7xx() is_omap7xx() +# endif +# if defined(CONFIG_ARCH_OMAP850) +# undef cpu_is_omap7xx +# define cpu_is_omap7xx() is_omap7xx() +# endif +# if defined(CONFIG_ARCH_OMAP15XX) +# undef cpu_is_omap15xx +# define cpu_is_omap15xx() is_omap15xx() +# endif +# if defined(CONFIG_ARCH_OMAP16XX) +# undef cpu_is_omap16xx +# define cpu_is_omap16xx() is_omap16xx() +# endif +#else +# if defined(CONFIG_ARCH_OMAP730) +# undef cpu_is_omap7xx +# define cpu_is_omap7xx() 1 +# endif +# if defined(CONFIG_ARCH_OMAP850) +# undef cpu_is_omap7xx +# define cpu_is_omap7xx() 1 +# endif +# if defined(CONFIG_ARCH_OMAP15XX) +# undef cpu_is_omap15xx +# define cpu_is_omap15xx() 1 +# endif +# if defined(CONFIG_ARCH_OMAP16XX) +# undef cpu_is_omap16xx +# define cpu_is_omap16xx() 1 +# endif +#endif + +/* + * Macros to detect individual cpu types. + * These are only rarely needed. + * cpu_is_omap310(): True for OMAP310 + * cpu_is_omap1510(): True for OMAP1510 + * cpu_is_omap1610(): True for OMAP1610 + * cpu_is_omap1611(): True for OMAP1611 + * cpu_is_omap5912(): True for OMAP5912 + * cpu_is_omap1621(): True for OMAP1621 + * cpu_is_omap1710(): True for OMAP1710 + */ +#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) + +#define IS_OMAP_TYPE(type, id) \ +static inline int is_omap ##type (void) \ +{ \ + return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ +} + +IS_OMAP_TYPE(310, 0x0310) +IS_OMAP_TYPE(1510, 0x1510) +IS_OMAP_TYPE(1610, 0x1610) +IS_OMAP_TYPE(1611, 0x1611) +IS_OMAP_TYPE(5912, 0x1611) +IS_OMAP_TYPE(1621, 0x1621) +IS_OMAP_TYPE(1710, 0x1710) + +#define cpu_is_omap310() 0 +#define cpu_is_omap1510() 0 +#define cpu_is_omap1610() 0 +#define cpu_is_omap5912() 0 +#define cpu_is_omap1611() 0 +#define cpu_is_omap1621() 0 +#define cpu_is_omap1710() 0 + +/* These are needed to compile common code */ +#ifdef CONFIG_ARCH_OMAP1 +#define cpu_is_omap242x() 0 +#define cpu_is_omap2430() 0 +#define cpu_is_omap243x() 0 +#define cpu_is_omap24xx() 0 +#define cpu_is_omap34xx() 0 +#define cpu_is_omap44xx() 0 +#define soc_is_omap54xx() 0 +#define soc_is_am33xx() 0 +#define cpu_class_is_omap1() 1 +#define cpu_class_is_omap2() 0 +#endif + +/* + * Whether we have MULTI_OMAP1 or not, we still need to distinguish + * between 310 vs. 1510 and 1611B/5912 vs. 1710. + */ + +#if defined(CONFIG_ARCH_OMAP15XX) +# undef cpu_is_omap310 +# undef cpu_is_omap1510 +# define cpu_is_omap310() is_omap310() +# define cpu_is_omap1510() is_omap1510() +#endif + +#if defined(CONFIG_ARCH_OMAP16XX) +# undef cpu_is_omap1610 +# undef cpu_is_omap1611 +# undef cpu_is_omap5912 +# undef cpu_is_omap1621 +# undef cpu_is_omap1710 +# define cpu_is_omap1610() is_omap1610() +# define cpu_is_omap1611() is_omap1611() +# define cpu_is_omap5912() is_omap5912() +# define cpu_is_omap1621() is_omap1621() +# define cpu_is_omap1710() is_omap1710() +#endif + +#endif /* __ASSEMBLY__ */ +#endif diff --git a/arch/arm/plat-omap/include/plat/tc.h b/arch/arm/mach-omap1/include/mach/tc.h index 1b4b2da..1b4b2da 100644 --- a/arch/arm/plat-omap/include/plat/tc.h +++ b/arch/arm/mach-omap1/include/mach/tc.h diff --git a/arch/arm/mach-omap1/include/mach/uncompress.h b/arch/arm/mach-omap1/include/mach/uncompress.h index 0ff22dc..ad6fbe7 100644 --- a/arch/arm/mach-omap1/include/mach/uncompress.h +++ b/arch/arm/mach-omap1/include/mach/uncompress.h @@ -1,5 +1,122 @@ /* - * arch/arm/mach-omap1/include/mach/uncompress.h + * arch/arm/plat-omap/include/mach/uncompress.h + * + * Serial port stubs for kernel decompress status messages + * + * Initially based on: + * linux-2.4.15-rmk1-dsplinux1.6/arch/arm/plat-omap/include/mach1510/uncompress.h + * Copyright (C) 2000 RidgeRun, Inc. + * Author: Greg Lonnon <glonnon@ridgerun.com> + * + * Rewritten by: + * Author: <source@mvista.com> + * 2004 (c) MontaVista Software, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. */ -#include <plat/uncompress.h> +#include <linux/types.h> +#include <linux/serial_reg.h> + +#include <asm/memory.h> +#include <asm/mach-types.h> + +#include "serial.h" + +#define MDR1_MODE_MASK 0x07 + +volatile u8 *uart_base; +int uart_shift; + +/* + * Store the DEBUG_LL uart number into memory. + * See also debug-macro.S, and serial.c for related code. + */ +static void set_omap_uart_info(unsigned char port) +{ + /* + * Get address of some.bss variable and round it down + * a la CONFIG_AUTO_ZRELADDR. + */ + u32 ram_start = (u32)&uart_shift & 0xf8000000; + u32 *uart_info = (u32 *)(ram_start + OMAP_UART_INFO_OFS); + *uart_info = port; +} + +static void putc(int c) +{ + if (!uart_base) + return; + + /* Check for UART 16x mode */ + if ((uart_base[UART_OMAP_MDR1 << uart_shift] & MDR1_MODE_MASK) != 0) + return; + + while (!(uart_base[UART_LSR << uart_shift] & UART_LSR_THRE)) + barrier(); + uart_base[UART_TX << uart_shift] = c; +} + +static inline void flush(void) +{ +} + +/* + * Macros to configure UART1 and debug UART + */ +#define _DEBUG_LL_ENTRY(mach, dbg_uart, dbg_shft, dbg_id) \ + if (machine_is_##mach()) { \ + uart_base = (volatile u8 *)(dbg_uart); \ + uart_shift = (dbg_shft); \ + port = (dbg_id); \ + set_omap_uart_info(port); \ + break; \ + } + +#define DEBUG_LL_OMAP7XX(p, mach) \ + _DEBUG_LL_ENTRY(mach, OMAP1_UART##p##_BASE, OMAP7XX_PORT_SHIFT, \ + OMAP1UART##p) + +#define DEBUG_LL_OMAP1(p, mach) \ + _DEBUG_LL_ENTRY(mach, OMAP1_UART##p##_BASE, OMAP_PORT_SHIFT, \ + OMAP1UART##p) + +static inline void arch_decomp_setup(void) +{ + int port = 0; + + /* + * Initialize the port based on the machine ID from the bootloader. + * Note that we're using macros here instead of switch statement + * as machine_is functions are optimized out for the boards that + * are not selected. + */ + do { + /* omap7xx/8xx based boards using UART1 with shift 0 */ + DEBUG_LL_OMAP7XX(1, herald); + DEBUG_LL_OMAP7XX(1, omap_perseus2); + + /* omap15xx/16xx based boards using UART1 */ + DEBUG_LL_OMAP1(1, ams_delta); + DEBUG_LL_OMAP1(1, nokia770); + DEBUG_LL_OMAP1(1, omap_h2); + DEBUG_LL_OMAP1(1, omap_h3); + DEBUG_LL_OMAP1(1, omap_innovator); + DEBUG_LL_OMAP1(1, omap_osk); + DEBUG_LL_OMAP1(1, omap_palmte); + DEBUG_LL_OMAP1(1, omap_palmz71); + + /* omap15xx/16xx based boards using UART2 */ + DEBUG_LL_OMAP1(2, omap_palmtt); + + /* omap15xx/16xx based boards using UART3 */ + DEBUG_LL_OMAP1(3, sx1); + } while (0); +} + +/* + * nothing to do + */ +#define arch_decomp_wdog() diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c index 6a5baab..5a3b806 100644 --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c @@ -17,8 +17,8 @@ #include <asm/mach/map.h> #include <mach/mux.h> -#include <plat/tc.h> -#include <plat/dma.h> +#include <mach/tc.h> +#include <plat-omap/dma-omap.h> #include "iomap.h" #include "common.h" @@ -134,7 +134,6 @@ void __init omap1_init_early(void) */ omap1_clk_init(); omap1_mux_init(); - omap_init_consistent_dma_size(); } void __init omap1_init_late(void) diff --git a/arch/arm/mach-omap1/iomap.h b/arch/arm/mach-omap1/iomap.h index 330c471..f4e2d7a 100644 --- a/arch/arm/mach-omap1/iomap.h +++ b/arch/arm/mach-omap1/iomap.h @@ -22,9 +22,6 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ -#define OMAP1_IO_OFFSET 0x01000000 /* Virtual IO = 0xfefb0000 */ -#define OMAP1_IO_ADDRESS(pa) IOMEM((pa) - OMAP1_IO_OFFSET) - /* * ---------------------------------------------------------------------------- * Omap1 specific IO mapping diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c index 6995fb6..122ef67 100644 --- a/arch/arm/mach-omap1/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -45,7 +45,7 @@ #include <asm/irq.h> #include <asm/mach/irq.h> -#include <plat/cpu.h> +#include "soc.h" #include <mach/hardware.h> diff --git a/arch/arm/mach-omap1/lcd_dma.c b/arch/arm/mach-omap1/lcd_dma.c index ed42628..7ed8c18 100644 --- a/arch/arm/mach-omap1/lcd_dma.c +++ b/arch/arm/mach-omap1/lcd_dma.c @@ -27,11 +27,13 @@ #include <linux/interrupt.h> #include <linux/io.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <mach/hardware.h> #include <mach/lcdc.h> +#include "dma.h" + int omap_lcd_dma_running(void) { /* diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c index bdc2e75..c6d8fdf 100644 --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -19,14 +19,15 @@ #include <linux/platform_device.h> #include <linux/slab.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <mach/mux.h> -#include <plat/cpu.h> +#include "soc.h" #include <linux/platform_data/asoc-ti-mcbsp.h> #include <mach/irqs.h> #include "iomap.h" +#include "dma.h" #define DPS_RSTCT2_PER_EN (1 << 0) #define DSP_RSTCT2_WD_PER_EN (1 << 1) diff --git a/arch/arm/mach-omap1/mmc.h b/arch/arm/mach-omap1/mmc.h new file mode 100644 index 0000000..39c2b13 --- /dev/null +++ b/arch/arm/mach-omap1/mmc.h @@ -0,0 +1,18 @@ +#include <linux/mmc/host.h> +#include <linux/platform_data/mmc-omap.h> + +#define OMAP15XX_NR_MMC 1 +#define OMAP16XX_NR_MMC 2 +#define OMAP1_MMC_SIZE 0x080 +#define OMAP1_MMC1_BASE 0xfffb7800 +#define OMAP1_MMC2_BASE 0xfffb7c00 /* omap16xx only */ + +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) +void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, + int nr_controllers); +#else +static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, + int nr_controllers) +{ +} +#endif diff --git a/arch/arm/mach-omap1/opp_data.c b/arch/arm/mach-omap1/opp_data.c index 9cd4ddb..8dcebe6 100644 --- a/arch/arm/mach-omap1/opp_data.c +++ b/arch/arm/mach-omap1/opp_data.c @@ -10,7 +10,7 @@ * published by the Free Software Foundation. */ -#include <plat/clkdev_omap.h> +#include "clock.h" #include "opp.h" /*------------------------------------------------------------------------- diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index 47ec161..66d663a 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -44,23 +44,23 @@ #include <linux/io.h> #include <linux/atomic.h> +#include <asm/fncpy.h> #include <asm/system_misc.h> #include <asm/irq.h> #include <asm/mach/time.h> #include <asm/mach/irq.h> -#include <plat/cpu.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/tc.h> +#include <mach/tc.h> #include <mach/mux.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <plat/dmtimer.h> #include <mach/irqs.h> #include "iomap.h" +#include "clock.h" #include "pm.h" +#include "sram.h" static unsigned int arm_sleep_save[ARM_SLEEP_SAVE_SIZE]; static unsigned short dsp_sleep_save[DSP_SLEEP_SAVE_SIZE]; diff --git a/arch/arm/mach-omap1/pm_bus.c b/arch/arm/mach-omap1/pm_bus.c index 7868e75..3f2d396 100644 --- a/arch/arm/mach-omap1/pm_bus.c +++ b/arch/arm/mach-omap1/pm_bus.c @@ -19,8 +19,7 @@ #include <linux/clk.h> #include <linux/err.h> -#include <plat/omap_device.h> -#include <plat/omap-pm.h> +#include "soc.h" #ifdef CONFIG_PM_RUNTIME static int omap1_pm_runtime_suspend(struct device *dev) diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index b9d6834..d1ac080 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -23,7 +23,6 @@ #include <asm/mach-types.h> #include <mach/mux.h> -#include <plat/fpga.h> #include "pm.h" diff --git a/arch/arm/mach-omap1/sleep.S b/arch/arm/mach-omap1/sleep.S index 0e62874..a908c51 100644 --- a/arch/arm/mach-omap1/sleep.S +++ b/arch/arm/mach-omap1/sleep.S @@ -36,6 +36,8 @@ #include <asm/assembler.h> +#include <mach/hardware.h> + #include "iomap.h" #include "pm.h" diff --git a/arch/arm/mach-omap1/soc.h b/arch/arm/mach-omap1/soc.h new file mode 100644 index 0000000..69daf01 --- /dev/null +++ b/arch/arm/mach-omap1/soc.h @@ -0,0 +1,4 @@ +/* + * We can move mach/soc.h here once the drivers are fixed + */ +#include <mach/soc.h> diff --git a/arch/arm/mach-omap1/sram-init.c b/arch/arm/mach-omap1/sram-init.c new file mode 100644 index 0000000..6431b0f --- /dev/null +++ b/arch/arm/mach-omap1/sram-init.c @@ -0,0 +1,76 @@ +/* + * OMAP SRAM detection and management + * + * Copyright (C) 2005 Nokia Corporation + * Written by Tony Lindgren <tony@atomide.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> + +#include <asm/fncpy.h> +#include <asm/tlb.h> +#include <asm/cacheflush.h> + +#include <asm/mach/map.h> + +#include "soc.h" +#include "sram.h" + +#define OMAP1_SRAM_PA 0x20000000 +#define SRAM_BOOTLOADER_SZ 0x80 + +/* + * The amount of SRAM depends on the core type. + * Note that we cannot try to test for SRAM here because writes + * to secure SRAM will hang the system. Also the SRAM is not + * yet mapped at this point. + */ +static void __init omap_detect_and_map_sram(void) +{ + unsigned long omap_sram_skip = SRAM_BOOTLOADER_SZ; + unsigned long omap_sram_start = OMAP1_SRAM_PA; + unsigned long omap_sram_size; + + if (cpu_is_omap7xx()) + omap_sram_size = 0x32000; /* 200K */ + else if (cpu_is_omap15xx()) + omap_sram_size = 0x30000; /* 192K */ + else if (cpu_is_omap1610() || cpu_is_omap1611() || + cpu_is_omap1621() || cpu_is_omap1710()) + omap_sram_size = 0x4000; /* 16K */ + else { + pr_err("Could not detect SRAM size\n"); + omap_sram_size = 0x4000; + } + + omap_map_sram(omap_sram_start, omap_sram_size, + omap_sram_skip, 1); +} + +static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl); + +void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl) +{ + BUG_ON(!_omap_sram_reprogram_clock); + /* On 730, bit 13 must always be 1 */ + if (cpu_is_omap7xx()) + ckctl |= 0x2000; + _omap_sram_reprogram_clock(dpllctl, ckctl); +} + +int __init omap_sram_init(void) +{ + omap_detect_and_map_sram(); + _omap_sram_reprogram_clock = + omap_sram_push(omap1_sram_reprogram_clock, + omap1_sram_reprogram_clock_sz); + + return 0; +} diff --git a/arch/arm/mach-omap1/sram.h b/arch/arm/mach-omap1/sram.h new file mode 100644 index 0000000..d5a6c83 --- /dev/null +++ b/arch/arm/mach-omap1/sram.h @@ -0,0 +1,7 @@ +#include <plat/sram.h> + +extern void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl); + +/* Do not use these */ +extern void omap1_sram_reprogram_clock(u32 ckctl, u32 dpllctl); +extern unsigned long omap1_sram_reprogram_clock_sz; diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c index 7452954..8936819 100644 --- a/arch/arm/mach-omap1/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -50,6 +50,7 @@ #include <asm/mach/irq.h> #include <asm/mach/time.h> +#include <plat/counter-32k.h> #include <plat/dmtimer.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-omap1/usb.c b/arch/arm/mach-omap1/usb.c index 84267ed..104fed36 100644 --- a/arch/arm/mach-omap1/usb.c +++ b/arch/arm/mach-omap1/usb.c @@ -301,7 +301,7 @@ static inline void otg_device_init(struct omap_usb_config *pdata) #endif -u32 __init omap1_usb0_init(unsigned nwires, unsigned is_device) +static u32 __init omap1_usb0_init(unsigned nwires, unsigned is_device) { u32 syscon1 = 0; @@ -409,7 +409,7 @@ u32 __init omap1_usb0_init(unsigned nwires, unsigned is_device) return syscon1 << 16; } -u32 __init omap1_usb1_init(unsigned nwires) +static u32 __init omap1_usb1_init(unsigned nwires) { u32 syscon1 = 0; @@ -475,7 +475,7 @@ bad: return syscon1 << 20; } -u32 __init omap1_usb2_init(unsigned nwires, unsigned alt_pingroup) +static u32 __init omap1_usb2_init(unsigned nwires, unsigned alt_pingroup) { u32 syscon1 = 0; diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index fe40d9e..b118ed5 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -4,7 +4,8 @@ # Common support obj-y := id.o io.o control.o mux.o devices.o serial.o gpmc.o timer.o pm.o \ - common.o gpio.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o + common.o gpio.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \ + omap_device.o sram.o # INTCPS IP block support - XXX should be moved to drivers/ obj-$(CONFIG_ARCH_OMAP2) += irq.o @@ -69,6 +70,7 @@ obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o omap-mpuss-lowpower.o obj-$(CONFIG_ARCH_OMAP4) += sleep44xx.o obj-$(CONFIG_SOC_OMAP5) += omap-mpuss-lowpower.o sleep44xx.o obj-$(CONFIG_PM_DEBUG) += pm-debug.o +obj-$(CONFIG_OMAP_PM_NOOP) += omap-pm-noop.o obj-$(CONFIG_POWER_AVS_OMAP) += sr_device.o obj-$(CONFIG_POWER_AVS_OMAP_CLASS3) += smartreflex-class3.o diff --git a/arch/arm/mach-omap2/am35xx-emac.c b/arch/arm/mach-omap2/am35xx-emac.c index d0c54c5..af11dcd 100644 --- a/arch/arm/mach-omap2/am35xx-emac.c +++ b/arch/arm/mach-omap2/am35xx-emac.c @@ -18,7 +18,7 @@ #include <linux/err.h> #include <linux/davinci_emac.h> #include <asm/system.h> -#include <plat/omap_device.h> +#include "omap_device.h" #include "am35xx.h" #include "control.h" #include "am35xx-emac.h" diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 95b384d..d1c0162 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -28,14 +28,12 @@ #include <linux/io.h> #include <linux/gpio.h> -#include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include "common.h" -#include <plat/gpmc.h> -#include <plat/usb.h> +#include "gpmc.h" #include "gpmc-smc91x.h" #include <video/omapdss.h> diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 96cd369..79fd904 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -30,15 +30,15 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/usb.h> #include "common.h" -#include <plat/dma.h> -#include <plat/gpmc.h> +#include <plat-omap/dma-omap.h> #include <video/omapdss.h> #include <video/omap-panel-tfp410.h> +#include "gpmc.h" #include "gpmc-smc91x.h" +#include "soc.h" #include "board-flash.h" #include "mux.h" #include "sdram-qimonda-hyb18m512160af-6.h" diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index fc224ad..81871b1 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -18,9 +18,8 @@ #include "common.h" #include "gpmc-smc91x.h" -#include <plat/usb.h> -#include <mach/board-zoom.h> +#include "board-zoom.h" #include "board-flash.h" #include "mux.h" diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 3669c12..fd80d97 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -27,6 +27,7 @@ #include <linux/leds.h> #include <linux/leds_pwm.h> #include <linux/platform_data/omap4-keypad.h> +#include <linux/usb/musb.h> #include <asm/hardware/gic.h> #include <asm/mach-types.h> @@ -34,8 +35,6 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> -#include <plat/mmc.h> #include "omap4-keypad.h" #include <video/omapdss.h> #include <video/omap-panel-nokia-dsi.h> @@ -45,6 +44,7 @@ #include "soc.h" #include "mux.h" +#include "mmc.h" #include "hsmmc.h" #include "control.h" #include "common-board-devices.h" diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 318fead..603503c 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -26,7 +26,6 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> #include "am35xx-emac.h" #include "mux.h" diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index e162897..96d6c5a 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -25,6 +25,7 @@ #include <linux/can/platform/ti_hecc.h> #include <linux/davinci_emac.h> #include <linux/mmc/host.h> +#include <linux/usb/musb.h> #include <linux/platform_data/gpio-omap.h> #include "am35xx.h" @@ -33,7 +34,6 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> #include <video/omap-panel-tfp410.h> diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index cea3aba..64cf1bd 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -28,14 +28,14 @@ #include <linux/clk.h> #include <linux/smc91x.h> #include <linux/gpio.h> +#include <linux/platform_data/leds-omap.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> -#include <plat/led.h> #include "common.h" -#include <plat/gpmc.h> +#include "gpmc.h" #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 376d26e..a8cad22 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -38,21 +38,19 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include "common.h" #include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/gpmc.h> -#include <plat/usb.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> #include <video/omap-panel-tfp410.h> #include <linux/platform_data/spi-omap2-mcspi.h> -#include <mach/hardware.h> - +#include "common.h" #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" #include "common-board-devices.h" +#include "gpmc.h" +#include "gpmc-nand.h" #define CM_T35_GPIO_PENDOWN 57 #define SB_T35_USB_HUB_RESET_GPIO 167 @@ -181,7 +179,7 @@ static struct omap_nand_platform_data cm_t35_nand_data = { static void __init cm_t35_init_nand(void) { - if (gpmc_nand_init(&cm_t35_nand_data) < 0) + if (gpmc_nand_init(&cm_t35_nand_data, NULL) < 0) pr_err("CM-T35: Unable to register NAND device\n"); } #else diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 59c0a45..2786647 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -39,9 +39,8 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> #include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/gpmc.h> +#include "gpmc.h" #include "am35xx.h" @@ -49,6 +48,7 @@ #include "control.h" #include "common-board-devices.h" #include "am35xx-emac.h" +#include "gpmc-nand.h" #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) static struct gpio_led cm_t3517_leds[] = { @@ -240,7 +240,7 @@ static struct omap_nand_platform_data cm_t3517_nand_data = { static void __init cm_t3517_init_nand(void) { - if (gpmc_nand_init(&cm_t3517_nand_data) < 0) + if (gpmc_nand_init(&cm_t3517_nand_data, NULL) < 0) pr_err("CM-T3517: NAND initialization failed\n"); } #else diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 1fd161e..933479e 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -39,9 +39,8 @@ #include <asm/mach/flash.h> #include "common.h" -#include <plat/gpmc.h> +#include "gpmc.h" #include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/usb.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> #include <video/omap-panel-tfp410.h> @@ -55,8 +54,11 @@ #include "sdram-micron-mt46h32m32lf-6.h" #include "mux.h" #include "hsmmc.h" +#include "board-flash.h" #include "common-board-devices.h" +#define NAND_CS 0 + #define OMAP_DM9000_GPIO_IRQ 25 #define OMAP3_DEVKIT_TS_GPIO 27 @@ -621,8 +623,9 @@ static void __init devkit8000_init(void) usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - omap_nand_flash_init(NAND_BUSWIDTH_16, devkit8000_nand_partitions, - ARRAY_SIZE(devkit8000_nand_partitions)); + board_nand_init(devkit8000_nand_partitions, + ARRAY_SIZE(devkit8000_nand_partitions), NAND_CS, + NAND_BUSWIDTH_16, NULL); omap_twl4030_audio_init("omap3beagle"); /* Ensure SDRC pins are mux'd for self-refresh */ diff --git a/arch/arm/mach-omap2/board-flash.c b/arch/arm/mach-omap2/board-flash.c index e642acf..c33adea 100644 --- a/arch/arm/mach-omap2/board-flash.c +++ b/arch/arm/mach-omap2/board-flash.c @@ -17,14 +17,14 @@ #include <linux/mtd/physmap.h> #include <linux/io.h> -#include <plat/cpu.h> -#include <plat/gpmc.h> #include <linux/platform_data/mtd-nand-omap2.h> #include <linux/platform_data/mtd-onenand-omap2.h> -#include <plat/tc.h> +#include "soc.h" #include "common.h" #include "board-flash.h" +#include "gpmc-onenand.h" +#include "gpmc-nand.h" #define REG_FPGA_REV 0x10 #define REG_FPGA_DIP_SWITCH_INPUT2 0x60 @@ -104,36 +104,35 @@ __init board_onenand_init(struct mtd_partition *onenand_parts, defined(CONFIG_MTD_NAND_OMAP2_MODULE) /* Note that all values in this struct are in nanoseconds */ -static struct gpmc_timings nand_timings = { +struct gpmc_timings nand_default_timings[1] = { + { + .sync_clk = 0, - .sync_clk = 0, + .cs_on = 0, + .cs_rd_off = 36, + .cs_wr_off = 36, - .cs_on = 0, - .cs_rd_off = 36, - .cs_wr_off = 36, + .adv_on = 6, + .adv_rd_off = 24, + .adv_wr_off = 36, - .adv_on = 6, - .adv_rd_off = 24, - .adv_wr_off = 36, + .we_off = 30, + .oe_off = 48, - .we_off = 30, - .oe_off = 48, + .access = 54, + .rd_cycle = 72, + .wr_cycle = 72, - .access = 54, - .rd_cycle = 72, - .wr_cycle = 72, - - .wr_access = 30, - .wr_data_mux_bus = 0, + .wr_access = 30, + .wr_data_mux_bus = 0, + }, }; -static struct omap_nand_platform_data board_nand_data = { - .gpmc_t = &nand_timings, -}; +static struct omap_nand_platform_data board_nand_data; void -__init board_nand_init(struct mtd_partition *nand_parts, - u8 nr_parts, u8 cs, int nand_type) +__init board_nand_init(struct mtd_partition *nand_parts, u8 nr_parts, u8 cs, + int nand_type, struct gpmc_timings *gpmc_t) { board_nand_data.cs = cs; board_nand_data.parts = nand_parts; @@ -141,7 +140,7 @@ __init board_nand_init(struct mtd_partition *nand_parts, board_nand_data.devsize = nand_type; board_nand_data.ecc_opt = OMAP_ECC_HAMMING_CODE_DEFAULT; - gpmc_nand_init(&board_nand_data); + gpmc_nand_init(&board_nand_data, gpmc_t); } #endif /* CONFIG_MTD_NAND_OMAP2 || CONFIG_MTD_NAND_OMAP2_MODULE */ @@ -238,5 +237,6 @@ void __init board_flash_init(struct flash_partitions partition_info[], pr_err("NAND: Unable to find configuration in GPMC\n"); else board_nand_init(partition_info[2].parts, - partition_info[2].nr_parts, nandcs, nand_type); + partition_info[2].nr_parts, nandcs, + nand_type, nand_default_timings); } diff --git a/arch/arm/mach-omap2/board-flash.h b/arch/arm/mach-omap2/board-flash.h index c44b70d..2fb5d41 100644 --- a/arch/arm/mach-omap2/board-flash.h +++ b/arch/arm/mach-omap2/board-flash.h @@ -12,7 +12,7 @@ */ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> -#include <plat/gpmc.h> +#include "gpmc.h" #define PDC_NOR 1 #define PDC_NAND 2 @@ -40,12 +40,14 @@ static inline void board_flash_init(struct flash_partitions part[], #if defined(CONFIG_MTD_NAND_OMAP2) || \ defined(CONFIG_MTD_NAND_OMAP2_MODULE) extern void board_nand_init(struct mtd_partition *nand_parts, - u8 nr_parts, u8 cs, int nand_type); + u8 nr_parts, u8 cs, int nand_type, struct gpmc_timings *gpmc_t); +extern struct gpmc_timings nand_default_timings[]; #else static inline void board_nand_init(struct mtd_partition *nand_parts, - u8 nr_parts, u8 cs, int nand_type) + u8 nr_parts, u8 cs, int nand_type, struct gpmc_timings *gpmc_t) { } +#define nand_default_timings NULL #endif #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 8d04bf8..8668c72 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -26,15 +26,14 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/input/matrix_keypad.h> +#include <linux/mfd/menelaus.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/menelaus.h> -#include <plat/dma.h> -#include <plat/gpmc.h> -#include "debug-devices.h" +#include <plat-omap/dma-omap.h> +#include <plat/debug-devices.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> @@ -42,6 +41,7 @@ #include "common.h" #include "mux.h" #include "control.h" +#include "gpmc.h" #define H4_FLASH_CS 0 #define H4_SMC91X_CS 1 diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 48d5e41..dbc705a 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -29,20 +29,19 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include "common.h" -#include <plat/gpmc.h> -#include <plat/usb.h> - #include <video/omapdss.h> #include <video/omap-panel-tfp410.h> #include <linux/platform_data/mtd-onenand-omap2.h> +#include "common.h" +#include "gpmc.h" #include "mux.h" #include "hsmmc.h" #include "sdram-numonyx-m65kxxxxam.h" #include "common-board-devices.h" #include "board-flash.h" #include "control.h" +#include "gpmc-onenand.h" #define IGEP2_SMSC911X_CS 5 #define IGEP2_SMSC911X_GPIO 176 @@ -175,7 +174,7 @@ static void __init igep_flash_init(void) pr_info("IGEP: initializing NAND memory device\n"); board_nand_init(igep_flash_partitions, ARRAY_SIZE(igep_flash_partitions), - 0, NAND_BUSWIDTH_16); + 0, NAND_BUSWIDTH_16, nand_default_timings); } else if (mux == IGEP_SYSBOOT_ONENAND) { pr_info("IGEP: initializing OneNAND memory device\n"); board_onenand_init(igep_flash_partitions, diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index ee8c3cf..1164b10 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -35,9 +35,8 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/gpmc.h> -#include <mach/board-zoom.h> -#include <plat/usb.h> +#include "board-zoom.h" +#include "gpmc.h" #include "gpmc-smsc911x.h" #include <video/omapdss.h> @@ -420,8 +419,8 @@ static void __init omap_ldp_init(void) omap_serial_init(); omap_sdrc_init(NULL, NULL); usb_musb_init(NULL); - board_nand_init(ldp_nand_partitions, - ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0); + board_nand_init(ldp_nand_partitions, ARRAY_SIZE(ldp_nand_partitions), + ZOOM_NAND_CS, 0, nand_default_timings); omap_hsmmc_init(mmc); ldp_display_init(); diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index d95f727..e3efcb8 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -22,16 +22,17 @@ #include <linux/usb/musb.h> #include <linux/platform_data/spi-omap2-mcspi.h> #include <linux/platform_data/mtd-onenand-omap2.h> +#include <linux/mfd/menelaus.h> #include <sound/tlv320aic3x.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include "common.h" -#include <plat/menelaus.h> -#include <plat/mmc.h> +#include "mmc.h" #include "mux.h" +#include "gpmc-onenand.h" #define TUSB6010_ASYNC_CS 1 #define TUSB6010_SYNC_CS 4 diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index d41ab98..5a3800d 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -39,19 +39,22 @@ #include <asm/mach/map.h> #include <asm/mach/flash.h> -#include "common.h" #include <video/omapdss.h> #include <video/omap-panel-tfp410.h> -#include <plat/gpmc.h> #include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/usb.h> -#include <plat/omap_device.h> +#include "common.h" +#include "omap_device.h" +#include "gpmc.h" +#include "soc.h" #include "mux.h" #include "hsmmc.h" #include "pm.h" +#include "board-flash.h" #include "common-board-devices.h" +#define NAND_CS 0 + /* * OMAP3 Beagle revision * Run time detection of Beagle revision is done by reading GPIO. @@ -518,8 +521,9 @@ static void __init omap3_beagle_init(void) usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions, - ARRAY_SIZE(omap3beagle_nand_partitions)); + board_nand_init(omap3beagle_nand_partitions, + ARRAY_SIZE(omap3beagle_nand_partitions), NAND_CS, + NAND_BUSWIDTH_16, NULL); omap_twl4030_audio_init("omap3beagle"); /* Ensure msecure is mux'd to be able to set the RTC. */ diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index b9b776b..3c0b9a9 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -32,6 +32,7 @@ #include <linux/spi/ads7846.h> #include <linux/i2c/twl.h> #include <linux/usb/otg.h> +#include <linux/usb/musb.h> #include <linux/usb/nop-usb-xceiv.h> #include <linux/smsc911x.h> @@ -45,17 +46,20 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/usb.h> #include <linux/platform_data/mtd-nand-omap2.h> #include "common.h" #include <linux/platform_data/spi-omap2-mcspi.h> #include <video/omapdss.h> #include <video/omap-panel-tfp410.h> +#include "soc.h" #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" #include "common-board-devices.h" +#include "board-flash.h" + +#define NAND_CS 0 #define OMAP3_EVM_TS_GPIO 175 #define OMAP3_EVM_EHCI_VBUS 22 @@ -731,8 +735,9 @@ static void __init omap3_evm_init(void) } usb_musb_init(&musb_board_data); usbhs_init(&usbhs_bdata); - omap_nand_flash_init(NAND_BUSWIDTH_16, omap3evm_nand_partitions, - ARRAY_SIZE(omap3evm_nand_partitions)); + board_nand_init(omap3evm_nand_partitions, + ARRAY_SIZE(omap3evm_nand_partitions), NAND_CS, + NAND_BUSWIDTH_16, NULL); omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL); omap3evm_init_smsc911x(); diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 7bd8253..e84e2a8 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -34,16 +34,13 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include "gpmc-smsc911x.h" -#include <plat/gpmc.h> -#include <plat/sdrc.h> -#include <plat/usb.h> - #include "common.h" #include "mux.h" #include "hsmmc.h" #include "control.h" #include "common-board-devices.h" +#include "gpmc.h" +#include "gpmc-smsc911x.h" #define OMAP3LOGIC_SMSC911X_CS 1 diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 00a1f4a..ce31bd3 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -42,7 +42,6 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> #include <video/omapdss.h> #include <linux/platform_data/mtd-nand-omap2.h> @@ -50,6 +49,7 @@ #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" #include "common-board-devices.h" +#include "gpmc-nand.h" #define PANDORA_WIFI_IRQ_GPIO 21 #define PANDORA_WIFI_NRESET_GPIO 23 @@ -602,7 +602,7 @@ static void __init omap3pandora_init(void) omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL); usbhs_init(&usbhs_bdata); usb_musb_init(NULL); - gpmc_nand_init(&pandora_nand_data); + gpmc_nand_init(&pandora_nand_data, NULL); /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 731235e..ba11245 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -40,9 +40,8 @@ #include <asm/mach/flash.h> #include "common.h" -#include <plat/gpmc.h> +#include "gpmc.h" #include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/usb.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> #include <video/omap-panel-tfp410.h> diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 944ffc4..a225d81 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -44,12 +44,12 @@ #include <asm/system_info.h> #include "common.h" -#include <plat/gpmc.h> +#include "gpmc.h" #include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/usb.h> #include "mux.h" #include "hsmmc.h" +#include "board-flash.h" #include "common-board-devices.h" #include <asm/setup.h> @@ -59,6 +59,8 @@ #define TB_BL_PWM_TIMER 9 #define TB_KILL_POWER_GPIO 168 +#define NAND_CS 0 + static unsigned long touchbook_revision; static struct mtd_partition omap3touchbook_nand_partitions[] = { @@ -365,8 +367,9 @@ static void __init omap3_touchbook_init(void) omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata); usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions, - ARRAY_SIZE(omap3touchbook_nand_partitions)); + board_nand_init(omap3touchbook_nand_partitions, + ARRAY_SIZE(omap3touchbook_nand_partitions), NAND_CS, + NAND_BUSWIDTH_16, NULL); /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index bfcd397..8c00b99 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -29,6 +29,7 @@ #include <linux/regulator/machine.h> #include <linux/regulator/fixed.h> #include <linux/ti_wilink_st.h> +#include <linux/usb/musb.h> #include <linux/wl12xx.h> #include <linux/platform_data/omap-abe-twl6040.h> @@ -38,12 +39,11 @@ #include <asm/mach/map.h> #include <video/omapdss.h> -#include "common.h" -#include <plat/usb.h> -#include <plat/mmc.h> #include <video/omap-panel-tfp410.h> +#include "common.h" #include "soc.h" +#include "mmc.h" #include "hsmmc.h" #include "control.h" #include "mux.h" diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index b700685..1cfb037 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -49,14 +49,17 @@ #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> #include <video/omap-panel-tfp410.h> -#include <plat/gpmc.h> -#include <plat/usb.h> +#include "common.h" #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" +#include "gpmc.h" #include "hsmmc.h" +#include "board-flash.h" #include "common-board-devices.h" +#define NAND_CS 0 + #define OVERO_GPIO_BT_XGATE 15 #define OVERO_GPIO_W2W_NRESET 16 #define OVERO_GPIO_PENDOWN 114 @@ -495,8 +498,8 @@ static void __init overo_init(void) omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, mt46h32m32lf6_sdrc_params); - omap_nand_flash_init(0, overo_nand_partitions, - ARRAY_SIZE(overo_nand_partitions)); + board_nand_init(overo_nand_partitions, + ARRAY_SIZE(overo_nand_partitions), NAND_CS, 0, NULL); usb_musb_init(NULL); usbhs_init(&usbhs_bdata); overo_spi_init(); diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 45997bf..1997e0e 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -22,17 +22,14 @@ #include <asm/mach/arch.h> #include <asm/mach-types.h> -#include <plat/i2c.h> -#include <plat/mmc.h> -#include <plat/usb.h> -#include <plat/gpmc.h> #include "common.h" -#include <plat/serial.h> - #include "mux.h" +#include "gpmc.h" +#include "mmc.h" #include "hsmmc.h" #include "sdram-nokia.h" #include "common-board-devices.h" +#include "gpmc-onenand.h" static struct regulator_consumer_supply rm680_vemmc_consumers[] = { REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"), diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index 020e03c..07005fe 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -31,9 +31,7 @@ #include <asm/system_info.h> #include "common.h" -#include <plat/dma.h> -#include <plat/gpmc.h> -#include <plat/omap-pm.h> +#include <plat-omap/dma-omap.h> #include "gpmc-smc91x.h" #include "board-rx51.h" @@ -52,8 +50,11 @@ #endif #include "mux.h" +#include "omap-pm.h" #include "hsmmc.h" #include "common-board-devices.h" +#include "gpmc.h" +#include "gpmc-onenand.h" #define SYSTEM_REV_B_USES_VAUX3 0x1699 #define SYSTEM_REV_S_USES_VAUX3 0x8 diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index 7bbb05d..c388aec 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -17,18 +17,18 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/leds.h> +#include <linux/usb/musb.h> #include <linux/platform_data/spi-omap2-mcspi.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include "common.h" -#include <plat/dma.h> -#include <plat/gpmc.h> -#include <plat/usb.h> +#include <plat-omap/dma-omap.h> +#include "common.h" #include "mux.h" +#include "gpmc.h" #include "pm.h" #include "sdram-nokia.h" diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index c4f8833..5e672c2 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -14,13 +14,14 @@ */ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/usb/musb.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> static struct omap_musb_board_data musb_board_data = { .set_phy_power = ti81xx_musb_phy_power, diff --git a/arch/arm/mach-omap2/board-zoom-debugboard.c b/arch/arm/mach-omap2/board-zoom-debugboard.c index afb2278..42e5f23 100644 --- a/arch/arm/mach-omap2/board-zoom-debugboard.c +++ b/arch/arm/mach-omap2/board-zoom-debugboard.c @@ -17,10 +17,10 @@ #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> -#include <plat/gpmc.h> +#include "gpmc.h" #include "gpmc-smsc911x.h" -#include <mach/board-zoom.h> +#include "board-zoom.h" #include "soc.h" #include "common.h" diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c index b940ab2..1c7c834 100644 --- a/arch/arm/mach-omap2/board-zoom-display.c +++ b/arch/arm/mach-omap2/board-zoom-display.c @@ -16,8 +16,9 @@ #include <linux/spi/spi.h> #include <linux/platform_data/spi-omap2-mcspi.h> #include <video/omapdss.h> -#include <mach/board-zoom.h> +#include "board-zoom.h" +#include "soc.h" #include "common.h" #define LCD_PANEL_RESET_GPIO_PROD 96 diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c index c166fe1..26e07ad 100644 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -26,9 +26,8 @@ #include <asm/mach/map.h> #include "common.h" -#include <plat/usb.h> -#include <mach/board-zoom.h> +#include "board-zoom.h" #include "mux.h" #include "hsmmc.h" diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 4994438..8feb4d9 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -22,9 +22,8 @@ #include <asm/mach/arch.h> #include "common.h" -#include <plat/usb.h> -#include <mach/board-zoom.h> +#include "board-zoom.h" #include "board-flash.h" #include "mux.h" @@ -113,8 +112,9 @@ static void __init omap_zoom_init(void) usbhs_init(&usbhs_bdata); } - board_nand_init(zoom_nand_partitions, ARRAY_SIZE(zoom_nand_partitions), - ZOOM_NAND_CS, NAND_BUSWIDTH_16); + board_nand_init(zoom_nand_partitions, + ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS, + NAND_BUSWIDTH_16, nand_default_timings); zoom_debugboard_init(); zoom_peripherals_init(); diff --git a/arch/arm/mach-omap2/include/mach/board-zoom.h b/arch/arm/mach-omap2/board-zoom.h index 2e94869..2e94869 100644 --- a/arch/arm/mach-omap2/include/mach/board-zoom.h +++ b/arch/arm/mach-omap2/board-zoom.h diff --git a/arch/arm/mach-omap2/clkt2xxx_apll.c b/arch/arm/mach-omap2/clkt2xxx_apll.c index c2d1521..73a1414 100644 --- a/arch/arm/mach-omap2/clkt2xxx_apll.c +++ b/arch/arm/mach-omap2/clkt2xxx_apll.c @@ -21,7 +21,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> #include <plat/prcm.h> #include "clock.h" diff --git a/arch/arm/mach-omap2/clkt2xxx_dpll.c b/arch/arm/mach-omap2/clkt2xxx_dpll.c index 1502a7b..0890ba9 100644 --- a/arch/arm/mach-omap2/clkt2xxx_dpll.c +++ b/arch/arm/mach-omap2/clkt2xxx_dpll.c @@ -14,8 +14,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "clock.h" #include "cm2xxx_3xxx.h" #include "cm-regbits-24xx.h" diff --git a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c index 4ae4392..0d2f14c 100644 --- a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c +++ b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c @@ -25,15 +25,13 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/sdrc.h> - #include "clock.h" #include "clock2xxx.h" #include "opp2xxx.h" #include "cm2xxx_3xxx.h" #include "cm-regbits-24xx.h" +#include "sdrc.h" +#include "sram.h" /* #define DOWN_VARIABLE_DPLL 1 */ /* Experimental */ diff --git a/arch/arm/mach-omap2/clkt2xxx_osc.c b/arch/arm/mach-omap2/clkt2xxx_osc.c index c346092..e177737 100644 --- a/arch/arm/mach-omap2/clkt2xxx_osc.c +++ b/arch/arm/mach-omap2/clkt2xxx_osc.c @@ -23,8 +23,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "clock.h" #include "clock2xxx.h" #include "prm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/clkt2xxx_sys.c b/arch/arm/mach-omap2/clkt2xxx_sys.c index 8693cfd..46683b3 100644 --- a/arch/arm/mach-omap2/clkt2xxx_sys.c +++ b/arch/arm/mach-omap2/clkt2xxx_sys.c @@ -22,8 +22,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "clock.h" #include "clock2xxx.h" #include "prm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c index 3524f0e7..a38ebb2 100644 --- a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c +++ b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c @@ -33,16 +33,14 @@ #include <linux/cpufreq.h> #include <linux/slab.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/sdrc.h> - #include "soc.h" #include "clock.h" #include "clock2xxx.h" #include "opp2xxx.h" #include "cm2xxx_3xxx.h" #include "cm-regbits-24xx.h" +#include "sdrc.h" +#include "sram.h" const struct prcm_config *curr_prcm_set; const struct prcm_config *rate_table; diff --git a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c index 7c6da2f..6cf298e 100644 --- a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c +++ b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c @@ -21,14 +21,11 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/sdrc.h> - #include "clock.h" #include "clock3xxx.h" #include "clock34xx.h" #include "sdrc.h" +#include "sram.h" #define CYCLES_PER_MHZ 1000000 diff --git a/arch/arm/mach-omap2/clkt_clksel.c b/arch/arm/mach-omap2/clkt_clksel.c index 3ff2211..53646fa 100644 --- a/arch/arm/mach-omap2/clkt_clksel.c +++ b/arch/arm/mach-omap2/clkt_clksel.c @@ -45,8 +45,6 @@ #include <linux/io.h> #include <linux/bug.h> -#include <plat/clock.h> - #include "clock.h" /* Private functions */ diff --git a/arch/arm/mach-omap2/clkt_dpll.c b/arch/arm/mach-omap2/clkt_dpll.c index 8041114..8463cc3 100644 --- a/arch/arm/mach-omap2/clkt_dpll.c +++ b/arch/arm/mach-omap2/clkt_dpll.c @@ -21,8 +21,6 @@ #include <asm/div64.h> -#include <plat/clock.h> - #include "soc.h" #include "clock.h" #include "cm-regbits-24xx.h" diff --git a/arch/arm/mach-omap2/clkt_iclk.c b/arch/arm/mach-omap2/clkt_iclk.c index 3d43fba..7c8d41e 100644 --- a/arch/arm/mach-omap2/clkt_iclk.c +++ b/arch/arm/mach-omap2/clkt_iclk.c @@ -14,7 +14,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> #include <plat/prcm.h> #include "clock.h" diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index 961ac8f..8b30759 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -15,6 +15,7 @@ #undef DEBUG #include <linux/kernel.h> +#include <linux/export.h> #include <linux/list.h> #include <linux/errno.h> #include <linux/err.h> @@ -25,7 +26,6 @@ #include <asm/cpu.h> -#include <plat/clock.h> #include <plat/prcm.h> #include <trace/events/power.h> @@ -47,6 +47,10 @@ u16 cpu_mask; */ static bool clkdm_control = true; +static LIST_HEAD(clocks); +static DEFINE_MUTEX(clocks_mutex); +static DEFINE_SPINLOCK(clockfw_lock); + /* * OMAP2+ specific clock functions */ @@ -512,12 +516,510 @@ void __init omap2_clk_print_new_rates(const char *hfclkin_ck_name, /* Common data */ -struct clk_functions omap2_clk_functions = { - .clk_enable = omap2_clk_enable, - .clk_disable = omap2_clk_disable, - .clk_round_rate = omap2_clk_round_rate, - .clk_set_rate = omap2_clk_set_rate, - .clk_set_parent = omap2_clk_set_parent, - .clk_disable_unused = omap2_clk_disable_unused, +int clk_enable(struct clk *clk) +{ + unsigned long flags; + int ret; + + if (clk == NULL || IS_ERR(clk)) + return -EINVAL; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = omap2_clk_enable(clk); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ + unsigned long flags; + + if (clk == NULL || IS_ERR(clk)) + return; + + spin_lock_irqsave(&clockfw_lock, flags); + if (clk->usecount == 0) { + pr_err("Trying disable clock %s with 0 usecount\n", + clk->name); + WARN_ON(1); + goto out; + } + + omap2_clk_disable(clk); + +out: + spin_unlock_irqrestore(&clockfw_lock, flags); +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + unsigned long flags; + unsigned long ret; + + if (clk == NULL || IS_ERR(clk)) + return 0; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = clk->rate; + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_get_rate); + +/* + * Optional clock functions defined in include/linux/clk.h + */ + +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + unsigned long flags; + long ret; + + if (clk == NULL || IS_ERR(clk)) + return 0; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = omap2_clk_round_rate(clk, rate); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_round_rate); + +int clk_set_rate(struct clk *clk, unsigned long rate) +{ + unsigned long flags; + int ret = -EINVAL; + + if (clk == NULL || IS_ERR(clk)) + return ret; + + spin_lock_irqsave(&clockfw_lock, flags); + ret = omap2_clk_set_rate(clk, rate); + if (ret == 0) + propagate_rate(clk); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_set_rate); + +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + unsigned long flags; + int ret = -EINVAL; + + if (clk == NULL || IS_ERR(clk) || parent == NULL || IS_ERR(parent)) + return ret; + + spin_lock_irqsave(&clockfw_lock, flags); + if (clk->usecount == 0) { + ret = omap2_clk_set_parent(clk, parent); + if (ret == 0) + propagate_rate(clk); + } else { + ret = -EBUSY; + } + spin_unlock_irqrestore(&clockfw_lock, flags); + + return ret; +} +EXPORT_SYMBOL(clk_set_parent); + +struct clk *clk_get_parent(struct clk *clk) +{ + return clk->parent; +} +EXPORT_SYMBOL(clk_get_parent); + +/* + * OMAP specific clock functions shared between omap1 and omap2 + */ + +int __initdata mpurate; + +/* + * By default we use the rate set by the bootloader. + * You can override this with mpurate= cmdline option. + */ +static int __init omap_clk_setup(char *str) +{ + get_option(&str, &mpurate); + + if (!mpurate) + return 1; + + if (mpurate < 1000) + mpurate *= 1000000; + + return 1; +} +__setup("mpurate=", omap_clk_setup); + +/* Used for clocks that always have same value as the parent clock */ +unsigned long followparent_recalc(struct clk *clk) +{ + return clk->parent->rate; +} + +/* + * Used for clocks that have the same value as the parent clock, + * divided by some factor + */ +unsigned long omap_fixed_divisor_recalc(struct clk *clk) +{ + WARN_ON(!clk->fixed_div); + + return clk->parent->rate / clk->fixed_div; +} + +void clk_reparent(struct clk *child, struct clk *parent) +{ + list_del_init(&child->sibling); + if (parent) + list_add(&child->sibling, &parent->children); + child->parent = parent; + + /* now do the debugfs renaming to reattach the child + to the proper parent */ +} + +/* Propagate rate to children */ +void propagate_rate(struct clk *tclk) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &tclk->children, sibling) { + if (clkp->recalc) + clkp->rate = clkp->recalc(clkp); + propagate_rate(clkp); + } +} + +static LIST_HEAD(root_clks); + +/** + * recalculate_root_clocks - recalculate and propagate all root clocks + * + * Recalculates all root clocks (clocks with no parent), which if the + * clock's .recalc is set correctly, should also propagate their rates. + * Called at init. + */ +void recalculate_root_clocks(void) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &root_clks, sibling) { + if (clkp->recalc) + clkp->rate = clkp->recalc(clkp); + propagate_rate(clkp); + } +} + +/** + * clk_preinit - initialize any fields in the struct clk before clk init + * @clk: struct clk * to initialize + * + * Initialize any struct clk fields needed before normal clk initialization + * can run. No return value. + */ +void clk_preinit(struct clk *clk) +{ + INIT_LIST_HEAD(&clk->children); +} + +int clk_register(struct clk *clk) +{ + if (clk == NULL || IS_ERR(clk)) + return -EINVAL; + + /* + * trap out already registered clocks + */ + if (clk->node.next || clk->node.prev) + return 0; + + mutex_lock(&clocks_mutex); + if (clk->parent) + list_add(&clk->sibling, &clk->parent->children); + else + list_add(&clk->sibling, &root_clks); + + list_add(&clk->node, &clocks); + if (clk->init) + clk->init(clk); + mutex_unlock(&clocks_mutex); + + return 0; +} +EXPORT_SYMBOL(clk_register); + +void clk_unregister(struct clk *clk) +{ + if (clk == NULL || IS_ERR(clk)) + return; + + mutex_lock(&clocks_mutex); + list_del(&clk->sibling); + list_del(&clk->node); + mutex_unlock(&clocks_mutex); +} +EXPORT_SYMBOL(clk_unregister); + +void clk_enable_init_clocks(void) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &clocks, node) + if (clkp->flags & ENABLE_ON_INIT) + clk_enable(clkp); +} + +/** + * omap_clk_get_by_name - locate OMAP struct clk by its name + * @name: name of the struct clk to locate + * + * Locate an OMAP struct clk by its name. Assumes that struct clk + * names are unique. Returns NULL if not found or a pointer to the + * struct clk if found. + */ +struct clk *omap_clk_get_by_name(const char *name) +{ + struct clk *c; + struct clk *ret = NULL; + + mutex_lock(&clocks_mutex); + + list_for_each_entry(c, &clocks, node) { + if (!strcmp(c->name, name)) { + ret = c; + break; + } + } + + mutex_unlock(&clocks_mutex); + + return ret; +} + +int omap_clk_enable_autoidle_all(void) +{ + struct clk *c; + unsigned long flags; + + spin_lock_irqsave(&clockfw_lock, flags); + + list_for_each_entry(c, &clocks, node) + if (c->ops->allow_idle) + c->ops->allow_idle(c); + + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} + +int omap_clk_disable_autoidle_all(void) +{ + struct clk *c; + unsigned long flags; + + spin_lock_irqsave(&clockfw_lock, flags); + + list_for_each_entry(c, &clocks, node) + if (c->ops->deny_idle) + c->ops->deny_idle(c); + + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} + +/* + * Low level helpers + */ +static int clkll_enable_null(struct clk *clk) +{ + return 0; +} + +static void clkll_disable_null(struct clk *clk) +{ +} + +const struct clkops clkops_null = { + .enable = clkll_enable_null, + .disable = clkll_disable_null, +}; + +/* + * Dummy clock + * + * Used for clock aliases that are needed on some OMAPs, but not others + */ +struct clk dummy_ck = { + .name = "dummy", + .ops = &clkops_null, +}; + +/* + * + */ + +#ifdef CONFIG_OMAP_RESET_CLOCKS +/* + * Disable any unused clocks left on by the bootloader + */ +static int __init clk_disable_unused(void) +{ + struct clk *ck; + unsigned long flags; + + pr_info("clock: disabling unused clocks to save power\n"); + + spin_lock_irqsave(&clockfw_lock, flags); + list_for_each_entry(ck, &clocks, node) { + if (ck->ops == &clkops_null) + continue; + + if (ck->usecount > 0 || !ck->enable_reg) + continue; + + omap2_clk_disable_unused(ck); + } + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} +late_initcall(clk_disable_unused); +late_initcall(omap_clk_enable_autoidle_all); +#endif + +#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) +/* + * debugfs support to trace clock tree hierarchy and attributes + */ + +#include <linux/debugfs.h> +#include <linux/seq_file.h> + +static struct dentry *clk_debugfs_root; + +static int clk_dbg_show_summary(struct seq_file *s, void *unused) +{ + struct clk *c; + struct clk *pa; + + mutex_lock(&clocks_mutex); + seq_printf(s, "%-30s %-30s %-10s %s\n", + "clock-name", "parent-name", "rate", "use-count"); + + list_for_each_entry(c, &clocks, node) { + pa = c->parent; + seq_printf(s, "%-30s %-30s %-10lu %d\n", + c->name, pa ? pa->name : "none", c->rate, + c->usecount); + } + mutex_unlock(&clocks_mutex); + + return 0; +} + +static int clk_dbg_open(struct inode *inode, struct file *file) +{ + return single_open(file, clk_dbg_show_summary, inode->i_private); +} + +static const struct file_operations debug_clock_fops = { + .open = clk_dbg_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; +static int clk_debugfs_register_one(struct clk *c) +{ + int err; + struct dentry *d; + struct clk *pa = c->parent; + + d = debugfs_create_dir(c->name, pa ? pa->dent : clk_debugfs_root); + if (!d) + return -ENOMEM; + c->dent = d; + + d = debugfs_create_u8("usecount", S_IRUGO, c->dent, (u8 *)&c->usecount); + if (!d) { + err = -ENOMEM; + goto err_out; + } + d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate); + if (!d) { + err = -ENOMEM; + goto err_out; + } + d = debugfs_create_x32("flags", S_IRUGO, c->dent, (u32 *)&c->flags); + if (!d) { + err = -ENOMEM; + goto err_out; + } + return 0; + +err_out: + debugfs_remove_recursive(c->dent); + return err; +} + +static int clk_debugfs_register(struct clk *c) +{ + int err; + struct clk *pa = c->parent; + + if (pa && !pa->dent) { + err = clk_debugfs_register(pa); + if (err) + return err; + } + + if (!c->dent) { + err = clk_debugfs_register_one(c); + if (err) + return err; + } + return 0; +} + +static int __init clk_debugfs_init(void) +{ + struct clk *c; + struct dentry *d; + int err; + + d = debugfs_create_dir("clock", NULL); + if (!d) + return -ENOMEM; + clk_debugfs_root = d; + + list_for_each_entry(c, &clocks, node) { + err = clk_debugfs_register(c); + if (err) + goto err_out; + } + + d = debugfs_create_file("summary", S_IRUGO, + d, NULL, &debug_clock_fops); + if (!d) + return -ENOMEM; + + return 0; +err_out: + debugfs_remove_recursive(clk_debugfs_root); + return err; +} +late_initcall(clk_debugfs_init); + +#endif /* defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) */ + diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index 35ec5f3..cfba1ff 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -17,8 +17,323 @@ #define __ARCH_ARM_MACH_OMAP2_CLOCK_H #include <linux/kernel.h> +#include <linux/list.h> + +#include <linux/clkdev.h> + +struct omap_clk { + u16 cpu; + struct clk_lookup lk; +}; + +#define CLK(dev, con, ck, cp) \ + { \ + .cpu = cp, \ + .lk = { \ + .dev_id = dev, \ + .con_id = con, \ + .clk = ck, \ + }, \ + } + +/* Platform flags for the clkdev-OMAP integration code */ +#define CK_242X (1 << 0) +#define CK_243X (1 << 1) /* 243x, 253x */ +#define CK_3430ES1 (1 << 2) /* 34xxES1 only */ +#define CK_3430ES2PLUS (1 << 3) /* 34xxES2, ES3, non-Sitara 35xx only */ +#define CK_AM35XX (1 << 4) /* Sitara AM35xx */ +#define CK_36XX (1 << 5) /* 36xx/37xx-specific clocks */ +#define CK_443X (1 << 6) +#define CK_TI816X (1 << 7) +#define CK_446X (1 << 8) +#define CK_AM33XX (1 << 9) /* AM33xx specific clocks */ + + +#define CK_34XX (CK_3430ES1 | CK_3430ES2PLUS) +#define CK_3XXX (CK_34XX | CK_AM35XX | CK_36XX) + +struct module; +struct clk; +struct clockdomain; + +/* Temporary, needed during the common clock framework conversion */ +#define __clk_get_name(clk) (clk->name) +#define __clk_get_parent(clk) (clk->parent) +#define __clk_get_rate(clk) (clk->rate) + +/** + * struct clkops - some clock function pointers + * @enable: fn ptr that enables the current clock in hardware + * @disable: fn ptr that enables the current clock in hardware + * @find_idlest: function returning the IDLEST register for the clock's IP blk + * @find_companion: function returning the "companion" clk reg for the clock + * @allow_idle: fn ptr that enables autoidle for the current clock in hardware + * @deny_idle: fn ptr that disables autoidle for the current clock in hardware + * + * A "companion" clk is an accompanying clock to the one being queried + * that must be enabled for the IP module connected to the clock to + * become accessible by the hardware. Neither @find_idlest nor + * @find_companion should be needed; that information is IP + * block-specific; the hwmod code has been created to handle this, but + * until hwmod data is ready and drivers have been converted to use PM + * runtime calls in place of clk_enable()/clk_disable(), @find_idlest and + * @find_companion must, unfortunately, remain. + */ +struct clkops { + int (*enable)(struct clk *); + void (*disable)(struct clk *); + void (*find_idlest)(struct clk *, void __iomem **, + u8 *, u8 *); + void (*find_companion)(struct clk *, void __iomem **, + u8 *); + void (*allow_idle)(struct clk *); + void (*deny_idle)(struct clk *); +}; + +/* struct clksel_rate.flags possibilities */ +#define RATE_IN_242X (1 << 0) +#define RATE_IN_243X (1 << 1) +#define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */ +#define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */ +#define RATE_IN_36XX (1 << 4) +#define RATE_IN_4430 (1 << 5) +#define RATE_IN_TI816X (1 << 6) +#define RATE_IN_4460 (1 << 7) +#define RATE_IN_AM33XX (1 << 8) +#define RATE_IN_TI814X (1 << 9) + +#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) +#define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) +#define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) +#define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) + +/* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ +#define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) + + +/** + * struct clksel_rate - register bitfield values corresponding to clk divisors + * @val: register bitfield value (shifted to bit 0) + * @div: clock divisor corresponding to @val + * @flags: (see "struct clksel_rate.flags possibilities" above) + * + * @val should match the value of a read from struct clk.clksel_reg + * AND'ed with struct clk.clksel_mask, shifted right to bit 0. + * + * @div is the divisor that should be applied to the parent clock's rate + * to produce the current clock's rate. + */ +struct clksel_rate { + u32 val; + u8 div; + u16 flags; +}; + +/** + * struct clksel - available parent clocks, and a pointer to their divisors + * @parent: struct clk * to a possible parent clock + * @rates: available divisors for this parent clock + * + * A struct clksel is always associated with one or more struct clks + * and one or more struct clksel_rates. + */ +struct clksel { + struct clk *parent; + const struct clksel_rate *rates; +}; + +/** + * struct dpll_data - DPLL registers and integration data + * @mult_div1_reg: register containing the DPLL M and N bitfields + * @mult_mask: mask of the DPLL M bitfield in @mult_div1_reg + * @div1_mask: mask of the DPLL N bitfield in @mult_div1_reg + * @clk_bypass: struct clk pointer to the clock's bypass clock input + * @clk_ref: struct clk pointer to the clock's reference clock input + * @control_reg: register containing the DPLL mode bitfield + * @enable_mask: mask of the DPLL mode bitfield in @control_reg + * @last_rounded_rate: cache of the last rate result of omap2_dpll_round_rate() + * @last_rounded_m: cache of the last M result of omap2_dpll_round_rate() + * @max_multiplier: maximum valid non-bypass multiplier value (actual) + * @last_rounded_n: cache of the last N result of omap2_dpll_round_rate() + * @min_divider: minimum valid non-bypass divider value (actual) + * @max_divider: maximum valid non-bypass divider value (actual) + * @modes: possible values of @enable_mask + * @autoidle_reg: register containing the DPLL autoidle mode bitfield + * @idlest_reg: register containing the DPLL idle status bitfield + * @autoidle_mask: mask of the DPLL autoidle mode bitfield in @autoidle_reg + * @freqsel_mask: mask of the DPLL jitter correction bitfield in @control_reg + * @idlest_mask: mask of the DPLL idle status bitfield in @idlest_reg + * @auto_recal_bit: bitshift of the driftguard enable bit in @control_reg + * @recal_en_bit: bitshift of the PRM_IRQENABLE_* bit for recalibration IRQs + * @recal_st_bit: bitshift of the PRM_IRQSTATUS_* bit for recalibration IRQs + * @flags: DPLL type/features (see below) + * + * Possible values for @flags: + * DPLL_J_TYPE: "J-type DPLL" (only some 36xx, 4xxx DPLLs) + * + * @freqsel_mask is only used on the OMAP34xx family and AM35xx. + * + * XXX Some DPLLs have multiple bypass inputs, so it's not technically + * correct to only have one @clk_bypass pointer. + * + * XXX The runtime-variable fields (@last_rounded_rate, @last_rounded_m, + * @last_rounded_n) should be separated from the runtime-fixed fields + * and placed into a different structure, so that the runtime-fixed data + * can be placed into read-only space. + */ +struct dpll_data { + void __iomem *mult_div1_reg; + u32 mult_mask; + u32 div1_mask; + struct clk *clk_bypass; + struct clk *clk_ref; + void __iomem *control_reg; + u32 enable_mask; + unsigned long last_rounded_rate; + u16 last_rounded_m; + u16 max_multiplier; + u8 last_rounded_n; + u8 min_divider; + u16 max_divider; + u8 modes; + void __iomem *autoidle_reg; + void __iomem *idlest_reg; + u32 autoidle_mask; + u32 freqsel_mask; + u32 idlest_mask; + u32 dco_mask; + u32 sddiv_mask; + u8 auto_recal_bit; + u8 recal_en_bit; + u8 recal_st_bit; + u8 flags; +}; + +/* + * struct clk.flags possibilities + * + * XXX document the rest of the clock flags here + * + * CLOCK_CLKOUTX2: (OMAP4 only) DPLL CLKOUT and CLKOUTX2 GATE_CTRL + * bits share the same register. This flag allows the + * omap4_dpllmx*() code to determine which GATE_CTRL bit field + * should be used. This is a temporary solution - a better approach + * would be to associate clock type-specific data with the clock, + * similar to the struct dpll_data approach. + */ +#define ENABLE_REG_32BIT (1 << 0) /* Use 32-bit access */ +#define CLOCK_IDLE_CONTROL (1 << 1) +#define CLOCK_NO_IDLE_PARENT (1 << 2) +#define ENABLE_ON_INIT (1 << 3) /* Enable upon framework init */ +#define INVERT_ENABLE (1 << 4) /* 0 enables, 1 disables */ +#define CLOCK_CLKOUTX2 (1 << 5) + +/** + * struct clk - OMAP struct clk + * @node: list_head connecting this clock into the full clock list + * @ops: struct clkops * for this clock + * @name: the name of the clock in the hardware (used in hwmod data and debug) + * @parent: pointer to this clock's parent struct clk + * @children: list_head connecting to the child clks' @sibling list_heads + * @sibling: list_head connecting this clk to its parent clk's @children + * @rate: current clock rate + * @enable_reg: register to write to enable the clock (see @enable_bit) + * @recalc: fn ptr that returns the clock's current rate + * @set_rate: fn ptr that can change the clock's current rate + * @round_rate: fn ptr that can round the clock's current rate + * @init: fn ptr to do clock-specific initialization + * @enable_bit: bitshift to write to enable/disable the clock (see @enable_reg) + * @usecount: number of users that have requested this clock to be enabled + * @fixed_div: when > 0, this clock's rate is its parent's rate / @fixed_div + * @flags: see "struct clk.flags possibilities" above + * @clksel_reg: for clksel clks, register va containing src/divisor select + * @clksel_mask: bitmask in @clksel_reg for the src/divisor selector + * @clksel: for clksel clks, pointer to struct clksel for this clock + * @dpll_data: for DPLLs, pointer to struct dpll_data for this clock + * @clkdm_name: clockdomain name that this clock is contained in + * @clkdm: pointer to struct clockdomain, resolved from @clkdm_name at runtime + * @rate_offset: bitshift for rate selection bitfield (OMAP1 only) + * @src_offset: bitshift for source selection bitfield (OMAP1 only) + * + * XXX @rate_offset, @src_offset should probably be removed and OMAP1 + * clock code converted to use clksel. + * + * XXX @usecount is poorly named. It should be "enable_count" or + * something similar. "users" in the description refers to kernel + * code (core code or drivers) that have called clk_enable() and not + * yet called clk_disable(); the usecount of parent clocks is also + * incremented by the clock code when clk_enable() is called on child + * clocks and decremented by the clock code when clk_disable() is + * called on child clocks. + * + * XXX @clkdm, @usecount, @children, @sibling should be marked for + * internal use only. + * + * @children and @sibling are used to optimize parent-to-child clock + * tree traversals. (child-to-parent traversals use @parent.) + * + * XXX The notion of the clock's current rate probably needs to be + * separated from the clock's target rate. + */ +struct clk { + struct list_head node; + const struct clkops *ops; + const char *name; + struct clk *parent; + struct list_head children; + struct list_head sibling; /* node for children */ + unsigned long rate; + void __iomem *enable_reg; + unsigned long (*recalc)(struct clk *); + int (*set_rate)(struct clk *, unsigned long); + long (*round_rate)(struct clk *, unsigned long); + void (*init)(struct clk *); + u8 enable_bit; + s8 usecount; + u8 fixed_div; + u8 flags; + void __iomem *clksel_reg; + u32 clksel_mask; + const struct clksel *clksel; + struct dpll_data *dpll_data; + const char *clkdm_name; + struct clockdomain *clkdm; +#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) + struct dentry *dent; /* For visible tree hierarchy */ +#endif +}; + +struct clk_functions { + int (*clk_enable)(struct clk *clk); + void (*clk_disable)(struct clk *clk); + long (*clk_round_rate)(struct clk *clk, unsigned long rate); + int (*clk_set_rate)(struct clk *clk, unsigned long rate); + int (*clk_set_parent)(struct clk *clk, struct clk *parent); + void (*clk_allow_idle)(struct clk *clk); + void (*clk_deny_idle)(struct clk *clk); + void (*clk_disable_unused)(struct clk *clk); +}; + +extern int mpurate; + +extern int clk_init(struct clk_functions *custom_clocks); +extern void clk_preinit(struct clk *clk); +extern int clk_register(struct clk *clk); +extern void clk_reparent(struct clk *child, struct clk *parent); +extern void clk_unregister(struct clk *clk); +extern void propagate_rate(struct clk *clk); +extern void recalculate_root_clocks(void); +extern unsigned long followparent_recalc(struct clk *clk); +extern void clk_enable_init_clocks(void); +unsigned long omap_fixed_divisor_recalc(struct clk *clk); +extern struct clk *omap_clk_get_by_name(const char *name); +extern int omap_clk_enable_autoidle_all(void); +extern int omap_clk_disable_autoidle_all(void); + +extern const struct clkops clkops_null; + +extern struct clk dummy_ck; -#include <plat/clock.h> /* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */ #define CORE_CLK_SRC_32K 0x0 diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c index c3cde1a..ff47a6c 100644 --- a/arch/arm/mach-omap2/clock2420_data.c +++ b/arch/arm/mach-omap2/clock2420_data.c @@ -18,8 +18,6 @@ #include <linux/clk.h> #include <linux/list.h> -#include <plat/clkdev_omap.h> - #include "soc.h" #include "iomap.h" #include "clock.h" @@ -1935,8 +1933,6 @@ int __init omap2420_clk_init(void) cpu_mask = RATE_IN_242X; rate_table = omap2420_rate_table; - clk_init(&omap2_clk_functions); - for (c = omap2420_clks; c < omap2420_clks + ARRAY_SIZE(omap2420_clks); c++) clk_preinit(c->lk.clk); diff --git a/arch/arm/mach-omap2/clock2430.c b/arch/arm/mach-omap2/clock2430.c index a8e3261..850f83e 100644 --- a/arch/arm/mach-omap2/clock2430.c +++ b/arch/arm/mach-omap2/clock2430.c @@ -21,8 +21,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "soc.h" #include "iomap.h" #include "clock.h" diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c index 22404fe..cab8e9c 100644 --- a/arch/arm/mach-omap2/clock2430_data.c +++ b/arch/arm/mach-omap2/clock2430_data.c @@ -17,8 +17,6 @@ #include <linux/clk.h> #include <linux/list.h> -#include <plat/clkdev_omap.h> - #include "soc.h" #include "iomap.h" #include "clock.h" @@ -2034,8 +2032,6 @@ int __init omap2430_clk_init(void) cpu_mask = RATE_IN_243X; rate_table = omap2430_rate_table; - clk_init(&omap2_clk_functions); - for (c = omap2430_clks; c < omap2430_clks + ARRAY_SIZE(omap2430_clks); c++) clk_preinit(c->lk.clk); diff --git a/arch/arm/mach-omap2/clock2xxx.c b/arch/arm/mach-omap2/clock2xxx.c index e92be1f..5feee16 100644 --- a/arch/arm/mach-omap2/clock2xxx.c +++ b/arch/arm/mach-omap2/clock2xxx.c @@ -22,8 +22,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "soc.h" #include "clock.h" #include "clock2xxx.h" diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c index 1a45d6b..17e3de5 100644 --- a/arch/arm/mach-omap2/clock33xx_data.c +++ b/arch/arm/mach-omap2/clock33xx_data.c @@ -17,9 +17,8 @@ #include <linux/kernel.h> #include <linux/list.h> #include <linux/clk.h> -#include <plat/clkdev_omap.h> -#include "am33xx.h" +#include "soc.h" #include "iomap.h" #include "control.h" #include "clock.h" @@ -1087,8 +1086,6 @@ int __init am33xx_clk_init(void) cpu_clkflg = CK_AM33XX; } - clk_init(&omap2_clk_functions); - for (c = am33xx_clks; c < am33xx_clks + ARRAY_SIZE(am33xx_clks); c++) clk_preinit(c->lk.clk); diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c index 1fc96b9..baaaa42 100644 --- a/arch/arm/mach-omap2/clock34xx.c +++ b/arch/arm/mach-omap2/clock34xx.c @@ -21,8 +21,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "clock.h" #include "clock34xx.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/clock3517.c b/arch/arm/mach-omap2/clock3517.c index 2e97d08..8020905 100644 --- a/arch/arm/mach-omap2/clock3517.c +++ b/arch/arm/mach-omap2/clock3517.c @@ -21,8 +21,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "clock.h" #include "clock3517.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/clock36xx.c b/arch/arm/mach-omap2/clock36xx.c index 0c5e25e..0e1e9e4 100644 --- a/arch/arm/mach-omap2/clock36xx.c +++ b/arch/arm/mach-omap2/clock36xx.c @@ -22,8 +22,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "clock.h" #include "clock36xx.h" diff --git a/arch/arm/mach-omap2/clock3xxx.c b/arch/arm/mach-omap2/clock3xxx.c index 83bb014..3e8aca2 100644 --- a/arch/arm/mach-omap2/clock3xxx.c +++ b/arch/arm/mach-omap2/clock3xxx.c @@ -21,8 +21,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> - #include "soc.h" #include "clock.h" #include "clock3xxx.h" diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index 1f42c9d..a02d158 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -21,8 +21,6 @@ #include <linux/list.h> #include <linux/io.h> -#include <plat/clkdev_omap.h> - #include "soc.h" #include "iomap.h" #include "clock.h" @@ -3573,8 +3571,6 @@ int __init omap3xxx_clk_init(void) else dpll4_dd = dpll4_dd_34xx; - clk_init(&omap2_clk_functions); - for (c = omap3xxx_clks; c < omap3xxx_clks + ARRAY_SIZE(omap3xxx_clks); c++) clk_preinit(c->lk.clk); diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index 6efc30c..2a450c9 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -28,8 +28,6 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clkdev_omap.h> - #include "soc.h" #include "iomap.h" #include "clock.h" @@ -3366,8 +3364,6 @@ int __init omap4xxx_clk_init(void) return 0; } - clk_init(&omap2_clk_functions); - /* * Must stay commented until all OMAP SoC drivers are * converted to runtime PM, or drivers may start crashing diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 512e79a..64e5046 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -27,7 +27,8 @@ #include <linux/bitops.h> -#include <plat/clock.h> +#include "soc.h" +#include "clock.h" #include "clockdomain.h" /* clkdm_list contains all registered struct clockdomains */ diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index 629576b..bc42446 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -18,9 +18,8 @@ #include <linux/spinlock.h> #include "powerdomain.h" -#include <plat/clock.h> -#include <plat/omap_hwmod.h> -#include <plat/cpu.h> +#include "clock.h" +#include "omap_hwmod.h" /* * Clockdomain flags diff --git a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c index 70294f5..3e4e920 100644 --- a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c @@ -14,6 +14,8 @@ #include <linux/types.h> #include <plat/prcm.h> + +#include "soc.h" #include "prm.h" #include "prm2xxx_3xxx.h" #include "cm.h" diff --git a/arch/arm/mach-omap2/clockdomains2420_data.c b/arch/arm/mach-omap2/clockdomains2420_data.c index 5c74185..7e76bec 100644 --- a/arch/arm/mach-omap2/clockdomains2420_data.c +++ b/arch/arm/mach-omap2/clockdomains2420_data.c @@ -35,6 +35,7 @@ #include <linux/kernel.h> #include <linux/io.h> +#include "soc.h" #include "clockdomain.h" #include "prm2xxx_3xxx.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/clockdomains2430_data.c b/arch/arm/mach-omap2/clockdomains2430_data.c index f096175..b923007 100644 --- a/arch/arm/mach-omap2/clockdomains2430_data.c +++ b/arch/arm/mach-omap2/clockdomains2430_data.c @@ -35,6 +35,7 @@ #include <linux/kernel.h> #include <linux/io.h> +#include "soc.h" #include "clockdomain.h" #include "prm2xxx_3xxx.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c index 933a35c..e6b91e5 100644 --- a/arch/arm/mach-omap2/clockdomains3xxx_data.c +++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c @@ -33,6 +33,7 @@ #include <linux/kernel.h> #include <linux/io.h> +#include "soc.h" #include "clockdomain.h" #include "prm2xxx_3xxx.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/cm33xx.c b/arch/arm/mach-omap2/cm33xx.c index 13f56ea..ed8dcaf 100644 --- a/arch/arm/mach-omap2/cm33xx.c +++ b/arch/arm/mach-omap2/cm33xx.c @@ -22,8 +22,6 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> - #include "cm.h" #include "cm33xx.h" #include "cm-regbits-34xx.h" diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c index 48daac2..ad85609 100644 --- a/arch/arm/mach-omap2/common-board-devices.c +++ b/arch/arm/mach-omap2/common-board-devices.c @@ -25,7 +25,6 @@ #include <linux/spi/ads7846.h> #include <linux/platform_data/spi-omap2-mcspi.h> -#include <linux/platform_data/mtd-nand-omap2.h> #include "common.h" #include "common-board-devices.h" @@ -96,48 +95,3 @@ void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, { } #endif - -#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) -static struct omap_nand_platform_data nand_data; - -void __init omap_nand_flash_init(int options, struct mtd_partition *parts, - int nr_parts) -{ - u8 cs = 0; - u8 nandcs = GPMC_CS_NUM + 1; - - /* find out the chip-select on which NAND exists */ - while (cs < GPMC_CS_NUM) { - u32 ret = 0; - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); - - if ((ret & 0xC00) == 0x800) { - printk(KERN_INFO "Found NAND on CS%d\n", cs); - if (nandcs > GPMC_CS_NUM) - nandcs = cs; - } - cs++; - } - - if (nandcs > GPMC_CS_NUM) { - pr_info("NAND: Unable to find configuration in GPMC\n"); - return; - } - - if (nandcs < GPMC_CS_NUM) { - nand_data.cs = nandcs; - nand_data.parts = parts; - nand_data.nr_parts = nr_parts; - nand_data.devsize = options; - - printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); - if (gpmc_nand_init(&nand_data) < 0) - printk(KERN_ERR "Unable to register NAND device\n"); - } -} -#else -void __init omap_nand_flash_init(int options, struct mtd_partition *parts, - int nr_parts) -{ -} -#endif diff --git a/arch/arm/mach-omap2/common-board-devices.h b/arch/arm/mach-omap2/common-board-devices.h index a0b4a428..72bb41b 100644 --- a/arch/arm/mach-omap2/common-board-devices.h +++ b/arch/arm/mach-omap2/common-board-devices.h @@ -10,6 +10,5 @@ struct ads7846_platform_data; void omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, struct ads7846_platform_data *board_pdata); -void omap_nand_flash_init(int opts, struct mtd_partition *parts, int n_parts); #endif /* __OMAP_COMMON_BOARD_DEVICES__ */ diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 17950c6..34fb5b9 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -16,14 +16,17 @@ #include <linux/init.h> #include <linux/clk.h> #include <linux/io.h> +#include <linux/platform_data/dsp-omap.h> -#include <plat/clock.h> +#include <plat/vram.h> #include "soc.h" #include "iomap.h" #include "common.h" +#include "clock.h" #include "sdrc.h" #include "control.h" +#include "omap-secure.h" /* Global address base setup code */ @@ -200,3 +203,20 @@ void __init omap5_map_io(void) omap5_map_common_io(); } #endif + +/* + * Stub function for OMAP2 so that common files + * continue to build when custom builds are used + */ +int __weak omap_secure_ram_reserve_memblock(void) +{ + return 0; +} + +void __init omap_reserve(void) +{ + omap_vram_reserve_sdram_memblock(); + omap_dsp_reserve_sdram_memblock(); + omap_secure_ram_reserve_memblock(); + omap_barrier_reserve_memblock(); +} diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 7045e4d6..426fcfc 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -28,13 +28,16 @@ #include <linux/irq.h> #include <linux/delay.h> +#include <linux/i2c.h> #include <linux/i2c/twl.h> +#include <linux/i2c-omap.h> #include <asm/proc-fns.h> -#include <plat/cpu.h> -#include <plat/serial.h> -#include <plat/common.h> +#include "i2c.h" +#include "serial.h" + +#include "usb.h" #define OMAP_INTC_START NR_IRQS @@ -338,6 +341,10 @@ extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1); struct omap2_hsmmc_info; extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers); +extern void omap_reserve(void); + +struct omap_hwmod; +extern int omap_dss_reset(struct omap_hwmod *); #endif /* __ASSEMBLER__ */ #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index d1ff839..bf2be5c 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -1,7 +1,7 @@ /* * OMAP2/3 System Control Module register access * - * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007, 2012 Texas Instruments, Inc. * Copyright (C) 2007 Nokia Corporation * * Written by Paul Walmsley @@ -15,8 +15,6 @@ #include <linux/kernel.h> #include <linux/io.h> -#include <plat/sdrc.h> - #include "soc.h" #include "iomap.h" #include "common.h" diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index cba60e05..2ad491d 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -23,10 +23,11 @@ #include <asm/mach-types.h> #include <asm/mach/map.h> +#include <plat-omap/dma-omap.h> + #include "iomap.h" -#include <plat/dma.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> +#include "omap_hwmod.h" +#include "omap_device.h" #include "omap4-keypad.h" #include "soc.h" @@ -34,6 +35,7 @@ #include "mux.h" #include "control.h" #include "devices.h" +#include "dma.h" #define L3_MODULES_MAX_LEN 12 #define L3_MODULES 3 diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 1011995..89c5712 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -25,11 +25,12 @@ #include <linux/delay.h> #include <video/omapdss.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> -#include <plat/omap-pm.h> +#include "omap_hwmod.h" +#include "omap_device.h" +#include "omap-pm.h" #include "common.h" +#include "soc.h" #include "iomap.h" #include "mux.h" #include "control.h" @@ -284,6 +285,35 @@ err: return ERR_PTR(r); } +static enum omapdss_version __init omap_display_get_version(void) +{ + if (cpu_is_omap24xx()) + return OMAPDSS_VER_OMAP24xx; + else if (cpu_is_omap3630()) + return OMAPDSS_VER_OMAP3630; + else if (cpu_is_omap34xx()) { + if (soc_is_am35xx()) { + return OMAPDSS_VER_AM35xx; + } else { + if (omap_rev() < OMAP3430_REV_ES3_0) + return OMAPDSS_VER_OMAP34xx_ES1; + else + return OMAPDSS_VER_OMAP34xx_ES3; + } + } else if (omap_rev() == OMAP4430_REV_ES1_0) + return OMAPDSS_VER_OMAP4430_ES1; + else if (omap_rev() == OMAP4430_REV_ES2_0 || + omap_rev() == OMAP4430_REV_ES2_1 || + omap_rev() == OMAP4430_REV_ES2_2) + return OMAPDSS_VER_OMAP4430_ES2; + else if (cpu_is_omap44xx()) + return OMAPDSS_VER_OMAP4; + else if (soc_is_omap54xx()) + return OMAPDSS_VER_OMAP5; + else + return OMAPDSS_VER_UNKNOWN; +} + int __init omap_display_init(struct omap_dss_board_info *board_data) { int r = 0; @@ -291,9 +321,18 @@ int __init omap_display_init(struct omap_dss_board_info *board_data) int i, oh_count; const struct omap_dss_hwmod_data *curr_dss_hwmod; struct platform_device *dss_pdev; + enum omapdss_version ver; /* create omapdss device */ + ver = omap_display_get_version(); + + if (ver == OMAPDSS_VER_UNKNOWN) { + pr_err("DSS not supported on this SoC\n"); + return -ENODEV; + } + + board_data->version = ver; board_data->dsi_enable_pads = omap_dsi_enable_pads; board_data->dsi_disable_pads = omap_dsi_disable_pads; board_data->get_context_loss_count = omap_pm_get_dev_context_loss_count; diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c index ff75abe..e5aba58 100644 --- a/arch/arm/mach-omap2/dma.c +++ b/arch/arm/mach-omap2/dma.c @@ -28,9 +28,11 @@ #include <linux/init.h> #include <linux/device.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> + +#include "soc.h" +#include "omap_hwmod.h" +#include "omap_device.h" #define OMAP2_DMA_STRIDE 0x60 @@ -274,6 +276,9 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused) return -ENOMEM; } + if (cpu_is_omap34xx() && (omap_type() != OMAP2_DEVICE_TYPE_GP)) + d->dev_caps |= HS_CHANNELS_RESERVED; + /* Check the capabilities register for descriptor loading feature */ if (dma_read(CAPS_0, 0) & DMA_HAS_DESCRIPTOR_CAPS) dma_common_ch_end = CCDN; diff --git a/arch/arm/mach-omap2/dma.h b/arch/arm/mach-omap2/dma.h new file mode 100644 index 0000000..eba80db --- /dev/null +++ b/arch/arm/mach-omap2/dma.h @@ -0,0 +1,131 @@ +/* + * OMAP2PLUS DMA channel definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __OMAP2PLUS_DMA_CHANNEL_H +#define __OMAP2PLUS_DMA_CHANNEL_H + + +/* DMA channels for 24xx */ +#define OMAP24XX_DMA_NO_DEVICE 0 +#define OMAP24XX_DMA_XTI_DMA 1 /* S_DMA_0 */ +#define OMAP24XX_DMA_EXT_DMAREQ0 2 /* S_DMA_1 */ +#define OMAP24XX_DMA_EXT_DMAREQ1 3 /* S_DMA_2 */ +#define OMAP24XX_DMA_GPMC 4 /* S_DMA_3 */ +#define OMAP24XX_DMA_GFX 5 /* S_DMA_4 */ +#define OMAP24XX_DMA_DSS 6 /* S_DMA_5 */ +#define OMAP242X_DMA_VLYNQ_TX 7 /* S_DMA_6 */ +#define OMAP24XX_DMA_EXT_DMAREQ2 7 /* S_DMA_6 */ +#define OMAP24XX_DMA_CWT 8 /* S_DMA_7 */ +#define OMAP24XX_DMA_AES_TX 9 /* S_DMA_8 */ +#define OMAP24XX_DMA_AES_RX 10 /* S_DMA_9 */ +#define OMAP24XX_DMA_DES_TX 11 /* S_DMA_10 */ +#define OMAP24XX_DMA_DES_RX 12 /* S_DMA_11 */ +#define OMAP24XX_DMA_SHA1MD5_RX 13 /* S_DMA_12 */ +#define OMAP34XX_DMA_SHA2MD5_RX 13 /* S_DMA_12 */ +#define OMAP242X_DMA_EXT_DMAREQ2 14 /* S_DMA_13 */ +#define OMAP242X_DMA_EXT_DMAREQ3 15 /* S_DMA_14 */ +#define OMAP242X_DMA_EXT_DMAREQ4 16 /* S_DMA_15 */ +#define OMAP242X_DMA_EAC_AC_RD 17 /* S_DMA_16 */ +#define OMAP242X_DMA_EAC_AC_WR 18 /* S_DMA_17 */ +#define OMAP242X_DMA_EAC_MD_UL_RD 19 /* S_DMA_18 */ +#define OMAP242X_DMA_EAC_MD_UL_WR 20 /* S_DMA_19 */ +#define OMAP242X_DMA_EAC_MD_DL_RD 21 /* S_DMA_20 */ +#define OMAP242X_DMA_EAC_MD_DL_WR 22 /* S_DMA_21 */ +#define OMAP242X_DMA_EAC_BT_UL_RD 23 /* S_DMA_22 */ +#define OMAP242X_DMA_EAC_BT_UL_WR 24 /* S_DMA_23 */ +#define OMAP242X_DMA_EAC_BT_DL_RD 25 /* S_DMA_24 */ +#define OMAP242X_DMA_EAC_BT_DL_WR 26 /* S_DMA_25 */ +#define OMAP243X_DMA_EXT_DMAREQ3 14 /* S_DMA_13 */ +#define OMAP24XX_DMA_SPI3_TX0 15 /* S_DMA_14 */ +#define OMAP24XX_DMA_SPI3_RX0 16 /* S_DMA_15 */ +#define OMAP24XX_DMA_MCBSP3_TX 17 /* S_DMA_16 */ +#define OMAP24XX_DMA_MCBSP3_RX 18 /* S_DMA_17 */ +#define OMAP24XX_DMA_MCBSP4_TX 19 /* S_DMA_18 */ +#define OMAP24XX_DMA_MCBSP4_RX 20 /* S_DMA_19 */ +#define OMAP24XX_DMA_MCBSP5_TX 21 /* S_DMA_20 */ +#define OMAP24XX_DMA_MCBSP5_RX 22 /* S_DMA_21 */ +#define OMAP24XX_DMA_SPI3_TX1 23 /* S_DMA_22 */ +#define OMAP24XX_DMA_SPI3_RX1 24 /* S_DMA_23 */ +#define OMAP243X_DMA_EXT_DMAREQ4 25 /* S_DMA_24 */ +#define OMAP243X_DMA_EXT_DMAREQ5 26 /* S_DMA_25 */ +#define OMAP34XX_DMA_I2C3_TX 25 /* S_DMA_24 */ +#define OMAP34XX_DMA_I2C3_RX 26 /* S_DMA_25 */ +#define OMAP24XX_DMA_I2C1_TX 27 /* S_DMA_26 */ +#define OMAP24XX_DMA_I2C1_RX 28 /* S_DMA_27 */ +#define OMAP24XX_DMA_I2C2_TX 29 /* S_DMA_28 */ +#define OMAP24XX_DMA_I2C2_RX 30 /* S_DMA_29 */ +#define OMAP24XX_DMA_MCBSP1_TX 31 /* S_DMA_30 */ +#define OMAP24XX_DMA_MCBSP1_RX 32 /* S_DMA_31 */ +#define OMAP24XX_DMA_MCBSP2_TX 33 /* S_DMA_32 */ +#define OMAP24XX_DMA_MCBSP2_RX 34 /* S_DMA_33 */ +#define OMAP24XX_DMA_SPI1_TX0 35 /* S_DMA_34 */ +#define OMAP24XX_DMA_SPI1_RX0 36 /* S_DMA_35 */ +#define OMAP24XX_DMA_SPI1_TX1 37 /* S_DMA_36 */ +#define OMAP24XX_DMA_SPI1_RX1 38 /* S_DMA_37 */ +#define OMAP24XX_DMA_SPI1_TX2 39 /* S_DMA_38 */ +#define OMAP24XX_DMA_SPI1_RX2 40 /* S_DMA_39 */ +#define OMAP24XX_DMA_SPI1_TX3 41 /* S_DMA_40 */ +#define OMAP24XX_DMA_SPI1_RX3 42 /* S_DMA_41 */ +#define OMAP24XX_DMA_SPI2_TX0 43 /* S_DMA_42 */ +#define OMAP24XX_DMA_SPI2_RX0 44 /* S_DMA_43 */ +#define OMAP24XX_DMA_SPI2_TX1 45 /* S_DMA_44 */ +#define OMAP24XX_DMA_SPI2_RX1 46 /* S_DMA_45 */ +#define OMAP24XX_DMA_MMC2_TX 47 /* S_DMA_46 */ +#define OMAP24XX_DMA_MMC2_RX 48 /* S_DMA_47 */ +#define OMAP24XX_DMA_UART1_TX 49 /* S_DMA_48 */ +#define OMAP24XX_DMA_UART1_RX 50 /* S_DMA_49 */ +#define OMAP24XX_DMA_UART2_TX 51 /* S_DMA_50 */ +#define OMAP24XX_DMA_UART2_RX 52 /* S_DMA_51 */ +#define OMAP24XX_DMA_UART3_TX 53 /* S_DMA_52 */ +#define OMAP24XX_DMA_UART3_RX 54 /* S_DMA_53 */ +#define OMAP24XX_DMA_USB_W2FC_TX0 55 /* S_DMA_54 */ +#define OMAP24XX_DMA_USB_W2FC_RX0 56 /* S_DMA_55 */ +#define OMAP24XX_DMA_USB_W2FC_TX1 57 /* S_DMA_56 */ +#define OMAP24XX_DMA_USB_W2FC_RX1 58 /* S_DMA_57 */ +#define OMAP24XX_DMA_USB_W2FC_TX2 59 /* S_DMA_58 */ +#define OMAP24XX_DMA_USB_W2FC_RX2 60 /* S_DMA_59 */ +#define OMAP24XX_DMA_MMC1_TX 61 /* S_DMA_60 */ +#define OMAP24XX_DMA_MMC1_RX 62 /* S_DMA_61 */ +#define OMAP24XX_DMA_MS 63 /* S_DMA_62 */ +#define OMAP242X_DMA_EXT_DMAREQ5 64 /* S_DMA_63 */ +#define OMAP243X_DMA_EXT_DMAREQ6 64 /* S_DMA_63 */ +#define OMAP34XX_DMA_EXT_DMAREQ3 64 /* S_DMA_63 */ +#define OMAP34XX_DMA_AES2_TX 65 /* S_DMA_64 */ +#define OMAP34XX_DMA_AES2_RX 66 /* S_DMA_65 */ +#define OMAP34XX_DMA_DES2_TX 67 /* S_DMA_66 */ +#define OMAP34XX_DMA_DES2_RX 68 /* S_DMA_67 */ +#define OMAP34XX_DMA_SHA1MD5_RX 69 /* S_DMA_68 */ +#define OMAP34XX_DMA_SPI4_TX0 70 /* S_DMA_69 */ +#define OMAP34XX_DMA_SPI4_RX0 71 /* S_DMA_70 */ +#define OMAP34XX_DSS_DMA0 72 /* S_DMA_71 */ +#define OMAP34XX_DSS_DMA1 73 /* S_DMA_72 */ +#define OMAP34XX_DSS_DMA2 74 /* S_DMA_73 */ +#define OMAP34XX_DSS_DMA3 75 /* S_DMA_74 */ +#define OMAP34XX_DMA_MMC3_TX 77 /* S_DMA_76 */ +#define OMAP34XX_DMA_MMC3_RX 78 /* S_DMA_77 */ +#define OMAP34XX_DMA_USIM_TX 79 /* S_DMA_78 */ +#define OMAP34XX_DMA_USIM_RX 80 /* S_DMA_79 */ + +#define OMAP36XX_DMA_UART4_TX 81 /* S_DMA_80 */ +#define OMAP36XX_DMA_UART4_RX 82 /* S_DMA_81 */ + +/* Only for AM35xx */ +#define AM35XX_DMA_UART4_TX 54 +#define AM35XX_DMA_UART4_RX 55 + +#endif /* __OMAP2PLUS_DMA_CHANNEL_H */ diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c index 814e180..eacf51f 100644 --- a/arch/arm/mach-omap2/dpll3xxx.c +++ b/arch/arm/mach-omap2/dpll3xxx.c @@ -28,8 +28,6 @@ #include <linux/bitops.h> #include <linux/clkdev.h> -#include <plat/clock.h> - #include "soc.h" #include "clock.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/dpll44xx.c b/arch/arm/mach-omap2/dpll44xx.c index 09d0ccc..5854da1 100644 --- a/arch/arm/mach-omap2/dpll44xx.c +++ b/arch/arm/mach-omap2/dpll44xx.c @@ -15,8 +15,6 @@ #include <linux/io.h> #include <linux/bitops.h> -#include <plat/clock.h> - #include "soc.h" #include "clock.h" #include "clock44xx.h" diff --git a/arch/arm/mach-omap2/drm.c b/arch/arm/mach-omap2/drm.c index 72e0f01b..6282cc8 100644 --- a/arch/arm/mach-omap2/drm.c +++ b/arch/arm/mach-omap2/drm.c @@ -24,8 +24,8 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> -#include <plat/omap_device.h> -#include <plat/omap_hwmod.h> +#include "omap_device.h" +#include "omap_hwmod.h" #if defined(CONFIG_DRM_OMAP) || (CONFIG_DRM_OMAP_MODULE) diff --git a/arch/arm/mach-omap2/dsp.c b/arch/arm/mach-omap2/dsp.c index 9838810..b155500 100644 --- a/arch/arm/mach-omap2/dsp.c +++ b/arch/arm/mach-omap2/dsp.c @@ -27,7 +27,7 @@ #include "cm2xxx_3xxx.h" #include "prm2xxx_3xxx.h" #ifdef CONFIG_BRIDGE_DVFS -#include <plat/omap-pm.h> +#include "omap-pm.h" #endif #include <linux/platform_data/dsp-omap.h> diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c index d1058f1..399acab 100644 --- a/arch/arm/mach-omap2/gpio.c +++ b/arch/arm/mach-omap2/gpio.c @@ -23,9 +23,9 @@ #include <linux/of.h> #include <linux/platform_data/gpio-omap.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> -#include <plat/omap-pm.h> +#include "omap_hwmod.h" +#include "omap_device.h" +#include "omap-pm.h" #include "powerdomain.h" diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c index 4acf497..8607735 100644 --- a/arch/arm/mach-omap2/gpmc-nand.c +++ b/arch/arm/mach-omap2/gpmc-nand.c @@ -17,9 +17,12 @@ #include <asm/mach/flash.h> -#include <plat/gpmc.h> - +#include "gpmc.h" #include "soc.h" +#include "gpmc-nand.h" + +/* minimum size for IO mapping */ +#define NAND_IO_SIZE 4 static struct resource gpmc_nand_resource[] = { { @@ -40,41 +43,36 @@ static struct platform_device gpmc_nand_device = { .resource = gpmc_nand_resource, }; -static int omap2_nand_gpmc_retime(struct omap_nand_platform_data *gpmc_nand_data) +static int omap2_nand_gpmc_retime( + struct omap_nand_platform_data *gpmc_nand_data, + struct gpmc_timings *gpmc_t) { struct gpmc_timings t; int err; - if (!gpmc_nand_data->gpmc_t) - return 0; - memset(&t, 0, sizeof(t)); - t.sync_clk = gpmc_nand_data->gpmc_t->sync_clk; - t.cs_on = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->cs_on); - t.adv_on = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->adv_on); + t.sync_clk = gpmc_t->sync_clk; + t.cs_on = gpmc_round_ns_to_ticks(gpmc_t->cs_on); + t.adv_on = gpmc_round_ns_to_ticks(gpmc_t->adv_on); /* Read */ - t.adv_rd_off = gpmc_round_ns_to_ticks( - gpmc_nand_data->gpmc_t->adv_rd_off); + t.adv_rd_off = gpmc_round_ns_to_ticks(gpmc_t->adv_rd_off); t.oe_on = t.adv_on; - t.access = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->access); - t.oe_off = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->oe_off); - t.cs_rd_off = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->cs_rd_off); - t.rd_cycle = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->rd_cycle); + t.access = gpmc_round_ns_to_ticks(gpmc_t->access); + t.oe_off = gpmc_round_ns_to_ticks(gpmc_t->oe_off); + t.cs_rd_off = gpmc_round_ns_to_ticks(gpmc_t->cs_rd_off); + t.rd_cycle = gpmc_round_ns_to_ticks(gpmc_t->rd_cycle); /* Write */ - t.adv_wr_off = gpmc_round_ns_to_ticks( - gpmc_nand_data->gpmc_t->adv_wr_off); + t.adv_wr_off = gpmc_round_ns_to_ticks(gpmc_t->adv_wr_off); t.we_on = t.oe_on; if (cpu_is_omap34xx()) { - t.wr_data_mux_bus = gpmc_round_ns_to_ticks( - gpmc_nand_data->gpmc_t->wr_data_mux_bus); - t.wr_access = gpmc_round_ns_to_ticks( - gpmc_nand_data->gpmc_t->wr_access); + t.wr_data_mux_bus = gpmc_round_ns_to_ticks(gpmc_t->wr_data_mux_bus); + t.wr_access = gpmc_round_ns_to_ticks(gpmc_t->wr_access); } - t.we_off = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->we_off); - t.cs_wr_off = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->cs_wr_off); - t.wr_cycle = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->wr_cycle); + t.we_off = gpmc_round_ns_to_ticks(gpmc_t->we_off); + t.cs_wr_off = gpmc_round_ns_to_ticks(gpmc_t->cs_wr_off); + t.wr_cycle = gpmc_round_ns_to_ticks(gpmc_t->wr_cycle); /* Configure GPMC */ if (gpmc_nand_data->devsize == NAND_BUSWIDTH_16) @@ -91,7 +89,29 @@ static int omap2_nand_gpmc_retime(struct omap_nand_platform_data *gpmc_nand_data return 0; } -int __init gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data) +static bool __init gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt) +{ + /* support only OMAP3 class */ + if (!cpu_is_omap34xx()) { + pr_err("BCH ecc is not supported on this CPU\n"); + return 0; + } + + /* + * For now, assume 4-bit mode is only supported on OMAP3630 ES1.x, x>=1. + * Other chips may be added if confirmed to work. + */ + if ((ecc_opt == OMAP_ECC_BCH4_CODE_HW) && + (!cpu_is_omap3630() || (GET_OMAP_REVISION() == 0))) { + pr_err("BCH 4-bit mode is not supported on this CPU\n"); + return 0; + } + + return 1; +} + +int __init gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data, + struct gpmc_timings *gpmc_t) { int err = 0; struct device *dev = &gpmc_nand_device.dev; @@ -112,11 +132,13 @@ int __init gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data) gpmc_get_client_irq(GPMC_IRQ_FIFOEVENTENABLE); gpmc_nand_resource[2].start = gpmc_get_client_irq(GPMC_IRQ_COUNT_EVENT); - /* Set timings in GPMC */ - err = omap2_nand_gpmc_retime(gpmc_nand_data); - if (err < 0) { - dev_err(dev, "Unable to set gpmc timings: %d\n", err); - return err; + + if (gpmc_t) { + err = omap2_nand_gpmc_retime(gpmc_nand_data, gpmc_t); + if (err < 0) { + dev_err(dev, "Unable to set gpmc timings: %d\n", err); + return err; + } } /* Enable RD PIN Monitoring Reg */ @@ -126,6 +148,9 @@ int __init gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data) gpmc_update_nand_reg(&gpmc_nand_data->reg, gpmc_nand_data->cs); + if (!gpmc_hwecc_bch_capable(gpmc_nand_data->ecc_opt)) + return -EINVAL; + err = platform_device_register(&gpmc_nand_device); if (err < 0) { dev_err(dev, "Unable to register NAND device\n"); diff --git a/arch/arm/mach-omap2/gpmc-nand.h b/arch/arm/mach-omap2/gpmc-nand.h new file mode 100644 index 0000000..d59e128 --- /dev/null +++ b/arch/arm/mach-omap2/gpmc-nand.h @@ -0,0 +1,27 @@ +/* + * arch/arm/mach-omap2/gpmc-nand.h + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __OMAP2_GPMC_NAND_H +#define __OMAP2_GPMC_NAND_H + +#include "gpmc.h" +#include <linux/platform_data/mtd-nand-omap2.h> + +#if IS_ENABLED(CONFIG_MTD_NAND_OMAP2) +extern int gpmc_nand_init(struct omap_nand_platform_data *d, + struct gpmc_timings *gpmc_t); +#else +static inline int gpmc_nand_init(struct omap_nand_platform_data *d, + struct gpmc_timings *gpmc_t) +{ + return 0; +} +#endif + +#endif diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c index 916716e..d102183 100644 --- a/arch/arm/mach-omap2/gpmc-onenand.c +++ b/arch/arm/mach-omap2/gpmc-onenand.c @@ -16,15 +16,25 @@ #include <linux/mtd/onenand_regs.h> #include <linux/io.h> #include <linux/platform_data/mtd-onenand-omap2.h> +#include <linux/err.h> #include <asm/mach/flash.h> -#include <plat/gpmc.h> - +#include "gpmc.h" #include "soc.h" +#include "gpmc-onenand.h" #define ONENAND_IO_SIZE SZ_128K +#define ONENAND_FLAG_SYNCREAD (1 << 0) +#define ONENAND_FLAG_SYNCWRITE (1 << 1) +#define ONENAND_FLAG_HF (1 << 2) +#define ONENAND_FLAG_VHF (1 << 3) + +static unsigned onenand_flags; +static unsigned latency; +static int fclk_offset; + static struct omap_onenand_platform_data *gpmc_onenand_data; static struct resource gpmc_onenand_resource = { @@ -38,11 +48,9 @@ static struct platform_device gpmc_onenand_device = { .resource = &gpmc_onenand_resource, }; -static int omap2_onenand_set_async_mode(int cs, void __iomem *onenand_base) +static struct gpmc_timings omap2_onenand_calc_async_timings(void) { struct gpmc_timings t; - u32 reg; - int err; const int t_cer = 15; const int t_avdp = 12; @@ -55,11 +63,6 @@ static int omap2_onenand_set_async_mode(int cs, void __iomem *onenand_base) const int t_wpl = 40; const int t_wph = 30; - /* Ensure sync read and sync write are disabled */ - reg = readw(onenand_base + ONENAND_REG_SYS_CFG1); - reg &= ~ONENAND_SYS_CFG1_SYNC_READ & ~ONENAND_SYS_CFG1_SYNC_WRITE; - writew(reg, onenand_base + ONENAND_REG_SYS_CFG1); - memset(&t, 0, sizeof(t)); t.sync_clk = 0; t.cs_on = 0; @@ -86,25 +89,30 @@ static int omap2_onenand_set_async_mode(int cs, void __iomem *onenand_base) t.cs_wr_off = t.we_off + gpmc_round_ns_to_ticks(t_wph); t.wr_cycle = t.cs_wr_off + gpmc_round_ns_to_ticks(t_cez); + return t; +} + +static int gpmc_set_async_mode(int cs, struct gpmc_timings *t) +{ /* Configure GPMC for asynchronous read */ gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, GPMC_CONFIG1_DEVICESIZE_16 | GPMC_CONFIG1_MUXADDDATA); - err = gpmc_cs_set_timings(cs, &t); - if (err) - return err; + return gpmc_cs_set_timings(cs, t); +} + +static void omap2_onenand_set_async_mode(void __iomem *onenand_base) +{ + u32 reg; /* Ensure sync read and sync write are disabled */ reg = readw(onenand_base + ONENAND_REG_SYS_CFG1); reg &= ~ONENAND_SYS_CFG1_SYNC_READ & ~ONENAND_SYS_CFG1_SYNC_WRITE; writew(reg, onenand_base + ONENAND_REG_SYS_CFG1); - - return 0; } -static void set_onenand_cfg(void __iomem *onenand_base, int latency, - int sync_read, int sync_write, int hf, int vhf) +static void set_onenand_cfg(void __iomem *onenand_base) { u32 reg; @@ -112,19 +120,19 @@ static void set_onenand_cfg(void __iomem *onenand_base, int latency, reg &= ~((0x7 << ONENAND_SYS_CFG1_BRL_SHIFT) | (0x7 << 9)); reg |= (latency << ONENAND_SYS_CFG1_BRL_SHIFT) | ONENAND_SYS_CFG1_BL_16; - if (sync_read) + if (onenand_flags & ONENAND_FLAG_SYNCREAD) reg |= ONENAND_SYS_CFG1_SYNC_READ; else reg &= ~ONENAND_SYS_CFG1_SYNC_READ; - if (sync_write) + if (onenand_flags & ONENAND_FLAG_SYNCWRITE) reg |= ONENAND_SYS_CFG1_SYNC_WRITE; else reg &= ~ONENAND_SYS_CFG1_SYNC_WRITE; - if (hf) + if (onenand_flags & ONENAND_FLAG_HF) reg |= ONENAND_SYS_CFG1_HF; else reg &= ~ONENAND_SYS_CFG1_HF; - if (vhf) + if (onenand_flags & ONENAND_FLAG_VHF) reg |= ONENAND_SYS_CFG1_VHF; else reg &= ~ONENAND_SYS_CFG1_VHF; @@ -132,21 +140,10 @@ static void set_onenand_cfg(void __iomem *onenand_base, int latency, } static int omap2_onenand_get_freq(struct omap_onenand_platform_data *cfg, - void __iomem *onenand_base, bool *clk_dep) + void __iomem *onenand_base) { u16 ver = readw(onenand_base + ONENAND_REG_VERSION_ID); - int freq = 0; - - if (cfg->get_freq) { - struct onenand_freq_info fi; - - fi.maf_id = readw(onenand_base + ONENAND_REG_MANUFACTURER_ID); - fi.dev_id = readw(onenand_base + ONENAND_REG_DEVICE_ID); - fi.ver_id = ver; - freq = cfg->get_freq(&fi, clk_dep); - if (freq) - return freq; - } + int freq; switch ((ver >> 4) & 0xf) { case 0: @@ -172,9 +169,9 @@ static int omap2_onenand_get_freq(struct omap_onenand_platform_data *cfg, return freq; } -static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, - void __iomem *onenand_base, - int *freq_ptr) +static struct gpmc_timings +omap2_onenand_calc_sync_timings(struct omap_onenand_platform_data *cfg, + int freq) { struct gpmc_timings t; const int t_cer = 15; @@ -184,29 +181,15 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, const int t_wpl = 40; const int t_wph = 30; int min_gpmc_clk_period, t_ces, t_avds, t_avdh, t_ach, t_aavdh, t_rdyo; - int div, fclk_offset_ns, fclk_offset, gpmc_clk_ns, latency; - int first_time = 0, hf = 0, vhf = 0, sync_read = 0, sync_write = 0; - int err, ticks_cez; - int cs = cfg->cs, freq = *freq_ptr; u32 reg; - bool clk_dep = false; + int div, fclk_offset_ns, gpmc_clk_ns; + int ticks_cez; + int cs = cfg->cs; - if (cfg->flags & ONENAND_SYNC_READ) { - sync_read = 1; - } else if (cfg->flags & ONENAND_SYNC_READWRITE) { - sync_read = 1; - sync_write = 1; - } else - return omap2_onenand_set_async_mode(cs, onenand_base); - - if (!freq) { - /* Very first call freq is not known */ - err = omap2_onenand_set_async_mode(cs, onenand_base); - if (err) - return err; - freq = omap2_onenand_get_freq(cfg, onenand_base, &clk_dep); - first_time = 1; - } + if (cfg->flags & ONENAND_SYNC_READ) + onenand_flags = ONENAND_FLAG_SYNCREAD; + else if (cfg->flags & ONENAND_SYNC_READWRITE) + onenand_flags = ONENAND_FLAG_SYNCREAD | ONENAND_FLAG_SYNCWRITE; switch (freq) { case 104: @@ -244,44 +227,31 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, t_ach = 9; t_aavdh = 7; t_rdyo = 15; - sync_write = 0; + onenand_flags &= ~ONENAND_FLAG_SYNCWRITE; break; } - div = gpmc_cs_calc_divider(cs, min_gpmc_clk_period); + div = gpmc_calc_divider(min_gpmc_clk_period); gpmc_clk_ns = gpmc_ticks_to_ns(div); if (gpmc_clk_ns < 15) /* >66Mhz */ - hf = 1; + onenand_flags |= ONENAND_FLAG_HF; + else + onenand_flags &= ~ONENAND_FLAG_HF; if (gpmc_clk_ns < 12) /* >83Mhz */ - vhf = 1; - if (vhf) + onenand_flags |= ONENAND_FLAG_VHF; + else + onenand_flags &= ~ONENAND_FLAG_VHF; + if (onenand_flags & ONENAND_FLAG_VHF) latency = 8; - else if (hf) + else if (onenand_flags & ONENAND_FLAG_HF) latency = 6; else if (gpmc_clk_ns >= 25) /* 40 MHz*/ latency = 3; else latency = 4; - if (clk_dep) { - if (gpmc_clk_ns < 12) { /* >83Mhz */ - t_ces = 3; - t_avds = 4; - } else if (gpmc_clk_ns < 15) { /* >66Mhz */ - t_ces = 5; - t_avds = 4; - } else if (gpmc_clk_ns < 25) { /* >40Mhz */ - t_ces = 6; - t_avds = 5; - } else { - t_ces = 7; - t_avds = 7; - } - } - - if (first_time) - set_onenand_cfg(onenand_base, latency, - sync_read, sync_write, hf, vhf); + /* Set synchronous read timings */ + memset(&t, 0, sizeof(t)); if (div == 1) { reg = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG2); @@ -307,8 +277,6 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, gpmc_cs_write_reg(cs, GPMC_CS_CONFIG4, reg); } - /* Set synchronous read timings */ - memset(&t, 0, sizeof(t)); t.sync_clk = min_gpmc_clk_period; t.cs_on = 0; t.adv_on = 0; @@ -330,7 +298,7 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, ticks_cez); /* Write */ - if (sync_write) { + if (onenand_flags & ONENAND_FLAG_SYNCWRITE) { t.adv_wr_off = t.adv_rd_off; t.we_on = 0; t.we_off = t.cs_rd_off; @@ -355,6 +323,14 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, } } + return t; +} + +static int gpmc_set_sync_mode(int cs, struct gpmc_timings *t) +{ + unsigned sync_read = onenand_flags & ONENAND_FLAG_SYNCREAD; + unsigned sync_write = onenand_flags & ONENAND_FLAG_SYNCWRITE; + /* Configure GPMC for synchronous read */ gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, GPMC_CONFIG1_WRAPBURST_SUPP | @@ -371,11 +347,45 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, GPMC_CONFIG1_DEVICETYPE_NOR | GPMC_CONFIG1_MUXADDDATA); - err = gpmc_cs_set_timings(cs, &t); - if (err) - return err; + return gpmc_cs_set_timings(cs, t); +} + +static int omap2_onenand_setup_async(void __iomem *onenand_base) +{ + struct gpmc_timings t; + int ret; + + omap2_onenand_set_async_mode(onenand_base); - set_onenand_cfg(onenand_base, latency, sync_read, sync_write, hf, vhf); + t = omap2_onenand_calc_async_timings(); + + ret = gpmc_set_async_mode(gpmc_onenand_data->cs, &t); + if (IS_ERR_VALUE(ret)) + return ret; + + omap2_onenand_set_async_mode(onenand_base); + + return 0; +} + +static int omap2_onenand_setup_sync(void __iomem *onenand_base, int *freq_ptr) +{ + int ret, freq = *freq_ptr; + struct gpmc_timings t; + + if (!freq) { + /* Very first call freq is not known */ + freq = omap2_onenand_get_freq(gpmc_onenand_data, onenand_base); + set_onenand_cfg(onenand_base); + } + + t = omap2_onenand_calc_sync_timings(gpmc_onenand_data, freq); + + ret = gpmc_set_sync_mode(gpmc_onenand_data->cs, &t); + if (IS_ERR_VALUE(ret)) + return ret; + + set_onenand_cfg(onenand_base); *freq_ptr = freq; @@ -385,15 +395,22 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, static int gpmc_onenand_setup(void __iomem *onenand_base, int *freq_ptr) { struct device *dev = &gpmc_onenand_device.dev; + unsigned l = ONENAND_SYNC_READ | ONENAND_SYNC_READWRITE; + int ret; - /* Set sync timings in GPMC */ - if (omap2_onenand_set_sync_mode(gpmc_onenand_data, onenand_base, - freq_ptr) < 0) { - dev_err(dev, "Unable to set synchronous mode\n"); - return -EINVAL; + ret = omap2_onenand_setup_async(onenand_base); + if (ret) { + dev_err(dev, "unable to set to async mode\n"); + return ret; } - return 0; + if (!(gpmc_onenand_data->flags & l)) + return 0; + + ret = omap2_onenand_setup_sync(onenand_base, freq_ptr); + if (ret) + dev_err(dev, "unable to set to sync mode\n"); + return ret; } void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data) @@ -411,6 +428,11 @@ void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data) gpmc_onenand_data->flags |= ONENAND_SYNC_READ; } + if (cpu_is_omap34xx()) + gpmc_onenand_data->flags |= ONENAND_IN_OMAP34XX; + else + gpmc_onenand_data->flags &= ~ONENAND_IN_OMAP34XX; + err = gpmc_cs_request(gpmc_onenand_data->cs, ONENAND_IO_SIZE, (unsigned long *)&gpmc_onenand_resource.start); if (err < 0) { diff --git a/arch/arm/mach-omap2/gpmc-onenand.h b/arch/arm/mach-omap2/gpmc-onenand.h new file mode 100644 index 0000000..216f23a --- /dev/null +++ b/arch/arm/mach-omap2/gpmc-onenand.h @@ -0,0 +1,24 @@ +/* + * arch/arm/mach-omap2/gpmc-onenand.h + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __OMAP2_GPMC_ONENAND_H +#define __OMAP2_GPMC_ONENAND_H + +#include <linux/platform_data/mtd-onenand-omap2.h> + +#if IS_ENABLED(CONFIG_MTD_ONENAND_OMAP2) +extern void gpmc_onenand_init(struct omap_onenand_platform_data *d); +#else +#define board_onenand_data NULL +static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d) +{ +} +#endif + +#endif diff --git a/arch/arm/mach-omap2/gpmc-smc91x.c b/arch/arm/mach-omap2/gpmc-smc91x.c index 5654753..6eed907 100644 --- a/arch/arm/mach-omap2/gpmc-smc91x.c +++ b/arch/arm/mach-omap2/gpmc-smc91x.c @@ -17,7 +17,7 @@ #include <linux/io.h> #include <linux/smc91x.h> -#include <plat/gpmc.h> +#include "gpmc.h" #include "gpmc-smc91x.h" #include "soc.h" diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c index 249a0b4..ef99011 100644 --- a/arch/arm/mach-omap2/gpmc-smsc911x.c +++ b/arch/arm/mach-omap2/gpmc-smsc911x.c @@ -20,7 +20,7 @@ #include <linux/io.h> #include <linux/smsc911x.h> -#include <plat/gpmc.h> +#include "gpmc.h" #include "gpmc-smsc911x.h" static struct resource gpmc_smsc911x_resources[] = { diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 92b5718..bf6117c 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -26,16 +26,14 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> -#include <asm/mach-types.h> -#include <plat/gpmc.h> +#include <linux/platform_data/mtd-nand-omap2.h> -#include <plat/cpu.h> -#include <plat/gpmc.h> -#include <plat/sdrc.h> -#include <plat/omap_device.h> +#include <asm/mach-types.h> #include "soc.h" #include "common.h" +#include "omap_device.h" +#include "gpmc.h" #define DEVICE_NAME "omap-gpmc" @@ -59,6 +57,9 @@ #define GPMC_ECC_SIZE_CONFIG 0x1fc #define GPMC_ECC1_RESULT 0x200 #define GPMC_ECC_BCH_RESULT_0 0x240 /* not available on OMAP2 */ +#define GPMC_ECC_BCH_RESULT_1 0x244 /* not available on OMAP2 */ +#define GPMC_ECC_BCH_RESULT_2 0x248 /* not available on OMAP2 */ +#define GPMC_ECC_BCH_RESULT_3 0x24c /* not available on OMAP2 */ /* GPMC ECC control settings */ #define GPMC_ECC_CTRL_ECCCLEAR 0x100 @@ -75,6 +76,7 @@ #define GPMC_CS0_OFFSET 0x60 #define GPMC_CS_SIZE 0x30 +#define GPMC_BCH_SIZE 0x10 #define GPMC_MEM_START 0x00000000 #define GPMC_MEM_END 0x3FFFFFFF @@ -137,7 +139,6 @@ static struct resource gpmc_mem_root; static struct resource gpmc_cs_mem[GPMC_CS_NUM]; static DEFINE_SPINLOCK(gpmc_mem_lock); static unsigned int gpmc_cs_map; /* flag for cs which are initialized */ -static int gpmc_ecc_used = -EINVAL; /* cs using ecc engine */ static struct device *gpmc_dev; static int gpmc_irq; static resource_size_t phys_base, mem_size; @@ -158,22 +159,6 @@ static u32 gpmc_read_reg(int idx) return __raw_readl(gpmc_base + idx); } -static void gpmc_cs_write_byte(int cs, int idx, u8 val) -{ - void __iomem *reg_addr; - - reg_addr = gpmc_base + GPMC_CS0_OFFSET + (cs * GPMC_CS_SIZE) + idx; - __raw_writeb(val, reg_addr); -} - -static u8 gpmc_cs_read_byte(int cs, int idx) -{ - void __iomem *reg_addr; - - reg_addr = gpmc_base + GPMC_CS0_OFFSET + (cs * GPMC_CS_SIZE) + idx; - return __raw_readb(reg_addr); -} - void gpmc_cs_write_reg(int cs, int idx, u32 val) { void __iomem *reg_addr; @@ -288,7 +273,7 @@ static int set_gpmc_timing_reg(int cs, int reg, int st_bit, int end_bit, return -1 #endif -int gpmc_cs_calc_divider(int cs, unsigned int sync_clk) +int gpmc_calc_divider(unsigned int sync_clk) { int div; u32 l; @@ -308,7 +293,7 @@ int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t) int div; u32 l; - div = gpmc_cs_calc_divider(cs, t->sync_clk); + div = gpmc_calc_divider(t->sync_clk); if (div < 0) return div; @@ -509,44 +494,6 @@ void gpmc_cs_free(int cs) EXPORT_SYMBOL(gpmc_cs_free); /** - * gpmc_read_status - read access request to get the different gpmc status - * @cmd: command type - * @return status - */ -int gpmc_read_status(int cmd) -{ - int status = -EINVAL; - u32 regval = 0; - - switch (cmd) { - case GPMC_GET_IRQ_STATUS: - status = gpmc_read_reg(GPMC_IRQSTATUS); - break; - - case GPMC_PREFETCH_FIFO_CNT: - regval = gpmc_read_reg(GPMC_PREFETCH_STATUS); - status = GPMC_PREFETCH_STATUS_FIFO_CNT(regval); - break; - - case GPMC_PREFETCH_COUNT: - regval = gpmc_read_reg(GPMC_PREFETCH_STATUS); - status = GPMC_PREFETCH_STATUS_COUNT(regval); - break; - - case GPMC_STATUS_BUFFER: - regval = gpmc_read_reg(GPMC_STATUS); - /* 1 : buffer is available to write */ - status = regval & GPMC_STATUS_BUFF_EMPTY; - break; - - default: - printk(KERN_ERR "gpmc_read_status: Not supported\n"); - } - return status; -} -EXPORT_SYMBOL(gpmc_read_status); - -/** * gpmc_cs_configure - write request to configure gpmc * @cs: chip select number * @cmd: command type @@ -614,121 +561,10 @@ int gpmc_cs_configure(int cs, int cmd, int wval) } EXPORT_SYMBOL(gpmc_cs_configure); -/** - * gpmc_nand_read - nand specific read access request - * @cs: chip select number - * @cmd: command type - */ -int gpmc_nand_read(int cs, int cmd) -{ - int rval = -EINVAL; - - switch (cmd) { - case GPMC_NAND_DATA: - rval = gpmc_cs_read_byte(cs, GPMC_CS_NAND_DATA); - break; - - default: - printk(KERN_ERR "gpmc_read_nand_ctrl: Not supported\n"); - } - return rval; -} -EXPORT_SYMBOL(gpmc_nand_read); - -/** - * gpmc_nand_write - nand specific write request - * @cs: chip select number - * @cmd: command type - * @wval: value to write - */ -int gpmc_nand_write(int cs, int cmd, int wval) -{ - int err = 0; - - switch (cmd) { - case GPMC_NAND_COMMAND: - gpmc_cs_write_byte(cs, GPMC_CS_NAND_COMMAND, wval); - break; - - case GPMC_NAND_ADDRESS: - gpmc_cs_write_byte(cs, GPMC_CS_NAND_ADDRESS, wval); - break; - - case GPMC_NAND_DATA: - gpmc_cs_write_byte(cs, GPMC_CS_NAND_DATA, wval); - - default: - printk(KERN_ERR "gpmc_write_nand_ctrl: Not supported\n"); - err = -EINVAL; - } - return err; -} -EXPORT_SYMBOL(gpmc_nand_write); - - - -/** - * gpmc_prefetch_enable - configures and starts prefetch transfer - * @cs: cs (chip select) number - * @fifo_th: fifo threshold to be used for read/ write - * @dma_mode: dma mode enable (1) or disable (0) - * @u32_count: number of bytes to be transferred - * @is_write: prefetch read(0) or write post(1) mode - */ -int gpmc_prefetch_enable(int cs, int fifo_th, int dma_mode, - unsigned int u32_count, int is_write) -{ - - if (fifo_th > PREFETCH_FIFOTHRESHOLD_MAX) { - pr_err("gpmc: fifo threshold is not supported\n"); - return -1; - } else if (!(gpmc_read_reg(GPMC_PREFETCH_CONTROL))) { - /* Set the amount of bytes to be prefetched */ - gpmc_write_reg(GPMC_PREFETCH_CONFIG2, u32_count); - - /* Set dma/mpu mode, the prefetch read / post write and - * enable the engine. Set which cs is has requested for. - */ - gpmc_write_reg(GPMC_PREFETCH_CONFIG1, ((cs << CS_NUM_SHIFT) | - PREFETCH_FIFOTHRESHOLD(fifo_th) | - ENABLE_PREFETCH | - (dma_mode << DMA_MPU_MODE) | - (0x1 & is_write))); - - /* Start the prefetch engine */ - gpmc_write_reg(GPMC_PREFETCH_CONTROL, 0x1); - } else { - return -EBUSY; - } - - return 0; -} -EXPORT_SYMBOL(gpmc_prefetch_enable); - -/** - * gpmc_prefetch_reset - disables and stops the prefetch engine - */ -int gpmc_prefetch_reset(int cs) -{ - u32 config1; - - /* check if the same module/cs is trying to reset */ - config1 = gpmc_read_reg(GPMC_PREFETCH_CONFIG1); - if (((config1 >> CS_NUM_SHIFT) & 0x7) != cs) - return -EINVAL; - - /* Stop the PFPW engine */ - gpmc_write_reg(GPMC_PREFETCH_CONTROL, 0x0); - - /* Reset/disable the PFPW engine */ - gpmc_write_reg(GPMC_PREFETCH_CONFIG1, 0x0); - - return 0; -} -EXPORT_SYMBOL(gpmc_prefetch_reset); - void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs) { + int i; + reg->gpmc_status = gpmc_base + GPMC_STATUS; reg->gpmc_nand_command = gpmc_base + GPMC_CS0_OFFSET + GPMC_CS_NAND_COMMAND + GPMC_CS_SIZE * cs; @@ -744,7 +580,17 @@ void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs) reg->gpmc_ecc_control = gpmc_base + GPMC_ECC_CONTROL; reg->gpmc_ecc_size_config = gpmc_base + GPMC_ECC_SIZE_CONFIG; reg->gpmc_ecc1_result = gpmc_base + GPMC_ECC1_RESULT; - reg->gpmc_bch_result0 = gpmc_base + GPMC_ECC_BCH_RESULT_0; + + for (i = 0; i < GPMC_BCH_NUM_REMAINDER; i++) { + reg->gpmc_bch_result0[i] = gpmc_base + GPMC_ECC_BCH_RESULT_0 + + GPMC_BCH_SIZE * i; + reg->gpmc_bch_result1[i] = gpmc_base + GPMC_ECC_BCH_RESULT_1 + + GPMC_BCH_SIZE * i; + reg->gpmc_bch_result2[i] = gpmc_base + GPMC_ECC_BCH_RESULT_2 + + GPMC_BCH_SIZE * i; + reg->gpmc_bch_result3[i] = gpmc_base + GPMC_ECC_BCH_RESULT_3 + + GPMC_BCH_SIZE * i; + } } int gpmc_get_client_irq(unsigned irq_config) @@ -1093,267 +939,3 @@ void omap3_gpmc_restore_context(void) } } #endif /* CONFIG_ARCH_OMAP3 */ - -/** - * gpmc_enable_hwecc - enable hardware ecc functionality - * @cs: chip select number - * @mode: read/write mode - * @dev_width: device bus width(1 for x16, 0 for x8) - * @ecc_size: bytes for which ECC will be generated - */ -int gpmc_enable_hwecc(int cs, int mode, int dev_width, int ecc_size) -{ - unsigned int val; - - /* check if ecc module is in used */ - if (gpmc_ecc_used != -EINVAL) - return -EINVAL; - - gpmc_ecc_used = cs; - - /* clear ecc and enable bits */ - gpmc_write_reg(GPMC_ECC_CONTROL, - GPMC_ECC_CTRL_ECCCLEAR | - GPMC_ECC_CTRL_ECCREG1); - - /* program ecc and result sizes */ - val = ((((ecc_size >> 1) - 1) << 22) | (0x0000000F)); - gpmc_write_reg(GPMC_ECC_SIZE_CONFIG, val); - - switch (mode) { - case GPMC_ECC_READ: - case GPMC_ECC_WRITE: - gpmc_write_reg(GPMC_ECC_CONTROL, - GPMC_ECC_CTRL_ECCCLEAR | - GPMC_ECC_CTRL_ECCREG1); - break; - case GPMC_ECC_READSYN: - gpmc_write_reg(GPMC_ECC_CONTROL, - GPMC_ECC_CTRL_ECCCLEAR | - GPMC_ECC_CTRL_ECCDISABLE); - break; - default: - printk(KERN_INFO "Error: Unrecognized Mode[%d]!\n", mode); - break; - } - - /* (ECC 16 or 8 bit col) | ( CS ) | ECC Enable */ - val = (dev_width << 7) | (cs << 1) | (0x1); - gpmc_write_reg(GPMC_ECC_CONFIG, val); - return 0; -} -EXPORT_SYMBOL_GPL(gpmc_enable_hwecc); - -/** - * gpmc_calculate_ecc - generate non-inverted ecc bytes - * @cs: chip select number - * @dat: data pointer over which ecc is computed - * @ecc_code: ecc code buffer - * - * Using non-inverted ECC is considered ugly since writing a blank - * page (padding) will clear the ECC bytes. This is not a problem as long - * no one is trying to write data on the seemingly unused page. Reading - * an erased page will produce an ECC mismatch between generated and read - * ECC bytes that has to be dealt with separately. - */ -int gpmc_calculate_ecc(int cs, const u_char *dat, u_char *ecc_code) -{ - unsigned int val = 0x0; - - if (gpmc_ecc_used != cs) - return -EINVAL; - - /* read ecc result */ - val = gpmc_read_reg(GPMC_ECC1_RESULT); - *ecc_code++ = val; /* P128e, ..., P1e */ - *ecc_code++ = val >> 16; /* P128o, ..., P1o */ - /* P2048o, P1024o, P512o, P256o, P2048e, P1024e, P512e, P256e */ - *ecc_code++ = ((val >> 8) & 0x0f) | ((val >> 20) & 0xf0); - - gpmc_ecc_used = -EINVAL; - return 0; -} -EXPORT_SYMBOL_GPL(gpmc_calculate_ecc); - -#ifdef CONFIG_ARCH_OMAP3 - -/** - * gpmc_init_hwecc_bch - initialize hardware BCH ecc functionality - * @cs: chip select number - * @nsectors: how many 512-byte sectors to process - * @nerrors: how many errors to correct per sector (4 or 8) - * - * This function must be executed before any call to gpmc_enable_hwecc_bch. - */ -int gpmc_init_hwecc_bch(int cs, int nsectors, int nerrors) -{ - /* check if ecc module is in use */ - if (gpmc_ecc_used != -EINVAL) - return -EINVAL; - - /* support only OMAP3 class */ - if (!cpu_is_omap34xx()) { - printk(KERN_ERR "BCH ecc is not supported on this CPU\n"); - return -EINVAL; - } - - /* - * For now, assume 4-bit mode is only supported on OMAP3630 ES1.x, x>=1. - * Other chips may be added if confirmed to work. - */ - if ((nerrors == 4) && - (!cpu_is_omap3630() || (GET_OMAP_REVISION() == 0))) { - printk(KERN_ERR "BCH 4-bit mode is not supported on this CPU\n"); - return -EINVAL; - } - - /* sanity check */ - if (nsectors > 8) { - printk(KERN_ERR "BCH cannot process %d sectors (max is 8)\n", - nsectors); - return -EINVAL; - } - - return 0; -} -EXPORT_SYMBOL_GPL(gpmc_init_hwecc_bch); - -/** - * gpmc_enable_hwecc_bch - enable hardware BCH ecc functionality - * @cs: chip select number - * @mode: read/write mode - * @dev_width: device bus width(1 for x16, 0 for x8) - * @nsectors: how many 512-byte sectors to process - * @nerrors: how many errors to correct per sector (4 or 8) - */ -int gpmc_enable_hwecc_bch(int cs, int mode, int dev_width, int nsectors, - int nerrors) -{ - unsigned int val; - - /* check if ecc module is in use */ - if (gpmc_ecc_used != -EINVAL) - return -EINVAL; - - gpmc_ecc_used = cs; - - /* clear ecc and enable bits */ - gpmc_write_reg(GPMC_ECC_CONTROL, 0x1); - - /* - * When using BCH, sector size is hardcoded to 512 bytes. - * Here we are using wrapping mode 6 both for reading and writing, with: - * size0 = 0 (no additional protected byte in spare area) - * size1 = 32 (skip 32 nibbles = 16 bytes per sector in spare area) - */ - gpmc_write_reg(GPMC_ECC_SIZE_CONFIG, (32 << 22) | (0 << 12)); - - /* BCH configuration */ - val = ((1 << 16) | /* enable BCH */ - (((nerrors == 8) ? 1 : 0) << 12) | /* 8 or 4 bits */ - (0x06 << 8) | /* wrap mode = 6 */ - (dev_width << 7) | /* bus width */ - (((nsectors-1) & 0x7) << 4) | /* number of sectors */ - (cs << 1) | /* ECC CS */ - (0x1)); /* enable ECC */ - - gpmc_write_reg(GPMC_ECC_CONFIG, val); - gpmc_write_reg(GPMC_ECC_CONTROL, 0x101); - return 0; -} -EXPORT_SYMBOL_GPL(gpmc_enable_hwecc_bch); - -/** - * gpmc_calculate_ecc_bch4 - Generate 7 ecc bytes per sector of 512 data bytes - * @cs: chip select number - * @dat: The pointer to data on which ecc is computed - * @ecc: The ecc output buffer - */ -int gpmc_calculate_ecc_bch4(int cs, const u_char *dat, u_char *ecc) -{ - int i; - unsigned long nsectors, reg, val1, val2; - - if (gpmc_ecc_used != cs) - return -EINVAL; - - nsectors = ((gpmc_read_reg(GPMC_ECC_CONFIG) >> 4) & 0x7) + 1; - - for (i = 0; i < nsectors; i++) { - - reg = GPMC_ECC_BCH_RESULT_0 + 16*i; - - /* Read hw-computed remainder */ - val1 = gpmc_read_reg(reg + 0); - val2 = gpmc_read_reg(reg + 4); - - /* - * Add constant polynomial to remainder, in order to get an ecc - * sequence of 0xFFs for a buffer filled with 0xFFs; and - * left-justify the resulting polynomial. - */ - *ecc++ = 0x28 ^ ((val2 >> 12) & 0xFF); - *ecc++ = 0x13 ^ ((val2 >> 4) & 0xFF); - *ecc++ = 0xcc ^ (((val2 & 0xF) << 4)|((val1 >> 28) & 0xF)); - *ecc++ = 0x39 ^ ((val1 >> 20) & 0xFF); - *ecc++ = 0x96 ^ ((val1 >> 12) & 0xFF); - *ecc++ = 0xac ^ ((val1 >> 4) & 0xFF); - *ecc++ = 0x7f ^ ((val1 & 0xF) << 4); - } - - gpmc_ecc_used = -EINVAL; - return 0; -} -EXPORT_SYMBOL_GPL(gpmc_calculate_ecc_bch4); - -/** - * gpmc_calculate_ecc_bch8 - Generate 13 ecc bytes per block of 512 data bytes - * @cs: chip select number - * @dat: The pointer to data on which ecc is computed - * @ecc: The ecc output buffer - */ -int gpmc_calculate_ecc_bch8(int cs, const u_char *dat, u_char *ecc) -{ - int i; - unsigned long nsectors, reg, val1, val2, val3, val4; - - if (gpmc_ecc_used != cs) - return -EINVAL; - - nsectors = ((gpmc_read_reg(GPMC_ECC_CONFIG) >> 4) & 0x7) + 1; - - for (i = 0; i < nsectors; i++) { - - reg = GPMC_ECC_BCH_RESULT_0 + 16*i; - - /* Read hw-computed remainder */ - val1 = gpmc_read_reg(reg + 0); - val2 = gpmc_read_reg(reg + 4); - val3 = gpmc_read_reg(reg + 8); - val4 = gpmc_read_reg(reg + 12); - - /* - * Add constant polynomial to remainder, in order to get an ecc - * sequence of 0xFFs for a buffer filled with 0xFFs. - */ - *ecc++ = 0xef ^ (val4 & 0xFF); - *ecc++ = 0x51 ^ ((val3 >> 24) & 0xFF); - *ecc++ = 0x2e ^ ((val3 >> 16) & 0xFF); - *ecc++ = 0x09 ^ ((val3 >> 8) & 0xFF); - *ecc++ = 0xed ^ (val3 & 0xFF); - *ecc++ = 0x93 ^ ((val2 >> 24) & 0xFF); - *ecc++ = 0x9a ^ ((val2 >> 16) & 0xFF); - *ecc++ = 0xc2 ^ ((val2 >> 8) & 0xFF); - *ecc++ = 0x97 ^ (val2 & 0xFF); - *ecc++ = 0x79 ^ ((val1 >> 24) & 0xFF); - *ecc++ = 0xe5 ^ ((val1 >> 16) & 0xFF); - *ecc++ = 0x24 ^ ((val1 >> 8) & 0xFF); - *ecc++ = 0xb5 ^ (val1 & 0xFF); - } - - gpmc_ecc_used = -EINVAL; - return 0; -} -EXPORT_SYMBOL_GPL(gpmc_calculate_ecc_bch8); - -#endif /* CONFIG_ARCH_OMAP3 */ diff --git a/arch/arm/plat-omap/include/plat/gpmc.h b/arch/arm/mach-omap2/gpmc.h index 2e6e259..79f4dfc 100644 --- a/arch/arm/plat-omap/include/plat/gpmc.h +++ b/arch/arm/mach-omap2/gpmc.h @@ -11,6 +11,8 @@ #ifndef __OMAP2_GPMC_H #define __OMAP2_GPMC_H +#include <linux/platform_data/mtd-nand-omap2.h> + /* Maximum Number of Chip Selects */ #define GPMC_CS_NUM 8 @@ -32,15 +34,6 @@ #define GPMC_SET_IRQ_STATUS 0x00000004 #define GPMC_CONFIG_WP 0x00000005 -#define GPMC_GET_IRQ_STATUS 0x00000006 -#define GPMC_PREFETCH_FIFO_CNT 0x00000007 /* bytes available in FIFO for r/w */ -#define GPMC_PREFETCH_COUNT 0x00000008 /* remaining bytes to be read/write*/ -#define GPMC_STATUS_BUFFER 0x00000009 /* 1: buffer is available to write */ - -#define GPMC_NAND_COMMAND 0x0000000a -#define GPMC_NAND_ADDRESS 0x0000000b -#define GPMC_NAND_DATA 0x0000000c - #define GPMC_ENABLE_IRQ 0x0000000d /* ECC commands */ @@ -76,25 +69,10 @@ #define GPMC_DEVICETYPE_NOR 0 #define GPMC_DEVICETYPE_NAND 2 #define GPMC_CONFIG_WRITEPROTECT 0x00000010 -#define GPMC_STATUS_BUFF_EMPTY 0x00000001 #define WR_RD_PIN_MONITORING 0x00600000 -#define GPMC_PREFETCH_STATUS_FIFO_CNT(val) ((val >> 24) & 0x7F) -#define GPMC_PREFETCH_STATUS_COUNT(val) (val & 0x00003fff) #define GPMC_IRQ_FIFOEVENTENABLE 0x01 #define GPMC_IRQ_COUNT_EVENT 0x02 -#define PREFETCH_FIFOTHRESHOLD_MAX 0x40 -#define PREFETCH_FIFOTHRESHOLD(val) ((val) << 8) - -enum omap_ecc { - /* 1-bit ecc: stored at end of spare area */ - OMAP_ECC_HAMMING_CODE_DEFAULT = 0, /* Default, s/w method */ - OMAP_ECC_HAMMING_CODE_HW, /* gpmc to detect the error */ - /* 1-bit ecc: stored at beginning of spare area as romcode */ - OMAP_ECC_HAMMING_CODE_HW_ROMCODE, /* gpmc method & romcode layout */ - OMAP_ECC_BCH4_CODE_HW, /* 4-bit BCH ecc code */ - OMAP_ECC_BCH8_CODE_HW, /* 8-bit BCH ecc code */ -}; /* * Note that all values in this struct are in nanoseconds except sync_clk @@ -133,22 +111,6 @@ struct gpmc_timings { u16 wr_data_mux_bus; /* WRDATAONADMUXBUS */ }; -struct gpmc_nand_regs { - void __iomem *gpmc_status; - void __iomem *gpmc_nand_command; - void __iomem *gpmc_nand_address; - void __iomem *gpmc_nand_data; - void __iomem *gpmc_prefetch_config1; - void __iomem *gpmc_prefetch_config2; - void __iomem *gpmc_prefetch_control; - void __iomem *gpmc_prefetch_status; - void __iomem *gpmc_ecc_config; - void __iomem *gpmc_ecc_control; - void __iomem *gpmc_ecc_size_config; - void __iomem *gpmc_ecc1_result; - void __iomem *gpmc_bch_result0; -}; - extern void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs); extern int gpmc_get_client_irq(unsigned irq_config); @@ -160,31 +122,14 @@ extern unsigned long gpmc_get_fclk_period(void); extern void gpmc_cs_write_reg(int cs, int idx, u32 val); extern u32 gpmc_cs_read_reg(int cs, int idx); -extern int gpmc_cs_calc_divider(int cs, unsigned int sync_clk); +extern int gpmc_calc_divider(unsigned int sync_clk); extern int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t); extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base); extern void gpmc_cs_free(int cs); extern int gpmc_cs_set_reserved(int cs, int reserved); extern int gpmc_cs_reserved(int cs); -extern int gpmc_prefetch_enable(int cs, int fifo_th, int dma_mode, - unsigned int u32_count, int is_write); -extern int gpmc_prefetch_reset(int cs); extern void omap3_gpmc_save_context(void); extern void omap3_gpmc_restore_context(void); -extern int gpmc_read_status(int cmd); extern int gpmc_cs_configure(int cs, int cmd, int wval); -extern int gpmc_nand_read(int cs, int cmd); -extern int gpmc_nand_write(int cs, int cmd, int wval); - -int gpmc_enable_hwecc(int cs, int mode, int dev_width, int ecc_size); -int gpmc_calculate_ecc(int cs, const u_char *dat, u_char *ecc_code); - -#ifdef CONFIG_ARCH_OMAP3 -int gpmc_init_hwecc_bch(int cs, int nsectors, int nerrors); -int gpmc_enable_hwecc_bch(int cs, int mode, int dev_width, int nsectors, - int nerrors); -int gpmc_calculate_ecc_bch4(int cs, const u_char *dat, u_char *ecc); -int gpmc_calculate_ecc_bch8(int cs, const u_char *dat, u_char *ecc); -#endif /* CONFIG_ARCH_OMAP3 */ #endif diff --git a/arch/arm/mach-omap2/hdq1w.c b/arch/arm/mach-omap2/hdq1w.c index e003f2b..3da8900 100644 --- a/arch/arm/mach-omap2/hdq1w.c +++ b/arch/arm/mach-omap2/hdq1w.c @@ -27,8 +27,8 @@ #include <linux/err.h> #include <linux/platform_device.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> +#include "omap_hwmod.h" +#include "omap_device.h" #include "hdq1w.h" #include "common.h" diff --git a/arch/arm/mach-omap2/hdq1w.h b/arch/arm/mach-omap2/hdq1w.h index 0c1efc8..c7e08d2 100644 --- a/arch/arm/mach-omap2/hdq1w.h +++ b/arch/arm/mach-omap2/hdq1w.h @@ -21,7 +21,7 @@ #ifndef ARCH_ARM_MACH_OMAP2_HDQ1W_H #define ARCH_ARM_MACH_OMAP2_HDQ1W_H -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" /* * XXX A future cleanup patch should modify diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index 4d3a632..4a96433 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -14,14 +14,14 @@ #include <linux/string.h> #include <linux/delay.h> #include <linux/gpio.h> -#include <mach/hardware.h> #include <linux/platform_data/gpio-omap.h> -#include <plat/mmc.h> -#include <plat/omap-pm.h> -#include <plat/omap_device.h> +#include "soc.h" +#include "omap_device.h" +#include "omap-pm.h" #include "mux.h" +#include "mmc.h" #include "hsmmc.h" #include "control.h" diff --git a/arch/arm/mach-omap2/hwspinlock.c b/arch/arm/mach-omap2/hwspinlock.c index 8763c85..1df9b5f 100644 --- a/arch/arm/mach-omap2/hwspinlock.c +++ b/arch/arm/mach-omap2/hwspinlock.c @@ -21,8 +21,8 @@ #include <linux/err.h> #include <linux/hwspinlock.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> +#include "omap_hwmod.h" +#include "omap_device.h" static struct hwspinlock_pdata omap_hwspinlock_pdata __initdata = { .base_id = 0, diff --git a/arch/arm/mach-omap2/i2c.c b/arch/arm/mach-omap2/i2c.c index fc57e67..4e63097 100644 --- a/arch/arm/mach-omap2/i2c.c +++ b/arch/arm/mach-omap2/i2c.c @@ -19,11 +19,13 @@ * */ -#include <plat/i2c.h> +#include "soc.h" #include "common.h" -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" +#include "omap_device.h" #include "mux.h" +#include "i2c.h" /* In register I2C_CON, Bit 15 is the I2C enable bit */ #define I2C_EN BIT(15) @@ -33,7 +35,9 @@ /* Maximum microseconds to wait for OMAP module to softreset */ #define MAX_MODULE_SOFTRESET_WAIT 10000 -void __init omap2_i2c_mux_pins(int bus_id) +#define MAX_OMAP_I2C_HWMOD_NAME_LEN 16 + +static void __init omap2_i2c_mux_pins(int bus_id) { char mux_name[sizeof("i2c2_scl.i2c2_scl")]; @@ -104,3 +108,62 @@ int omap_i2c_reset(struct omap_hwmod *oh) return 0; } + +static int __init omap_i2c_nr_ports(void) +{ + int ports = 0; + + if (cpu_is_omap24xx()) + ports = 2; + else if (cpu_is_omap34xx()) + ports = 3; + else if (cpu_is_omap44xx()) + ports = 4; + return ports; +} + +static const char name[] = "omap_i2c"; + +int __init omap_i2c_add_bus(struct omap_i2c_bus_platform_data *i2c_pdata, + int bus_id) +{ + int l; + struct omap_hwmod *oh; + struct platform_device *pdev; + char oh_name[MAX_OMAP_I2C_HWMOD_NAME_LEN]; + struct omap_i2c_bus_platform_data *pdata; + struct omap_i2c_dev_attr *dev_attr; + + if (bus_id > omap_i2c_nr_ports()) + return -EINVAL; + + omap2_i2c_mux_pins(bus_id); + + l = snprintf(oh_name, MAX_OMAP_I2C_HWMOD_NAME_LEN, "i2c%d", bus_id); + WARN(l >= MAX_OMAP_I2C_HWMOD_NAME_LEN, + "String buffer overflow in I2C%d device setup\n", bus_id); + oh = omap_hwmod_lookup(oh_name); + if (!oh) { + pr_err("Could not look up %s\n", oh_name); + return -EEXIST; + } + + pdata = i2c_pdata; + /* + * pass the hwmod class's CPU-specific knowledge of I2C IP revision in + * use, and functionality implementation flags, up to the OMAP I2C + * driver via platform data + */ + pdata->rev = oh->class->rev; + + dev_attr = (struct omap_i2c_dev_attr *)oh->dev_attr; + pdata->flags = dev_attr->flags; + + pdev = omap_device_build(name, bus_id, oh, pdata, + sizeof(struct omap_i2c_bus_platform_data), + NULL, 0, 0); + WARN(IS_ERR(pdev), "Could not build omap_device for %s\n", name); + + return PTR_RET(pdev); +} + diff --git a/arch/arm/mach-omap2/i2c.h b/arch/arm/mach-omap2/i2c.h new file mode 100644 index 0000000..42b6f2e --- /dev/null +++ b/arch/arm/mach-omap2/i2c.h @@ -0,0 +1,42 @@ +/* + * Helper module for board specific I2C bus registration + * + * Copyright (C) 2009 Nokia Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#include <plat/i2c.h> + +#ifndef __MACH_OMAP2_I2C_H +#define __MACH_OMAP2_I2C_H + +/** + * i2c_dev_attr - OMAP I2C controller device attributes for omap_hwmod + * @fifo_depth: total controller FIFO size (in bytes) + * @flags: differences in hardware support capability + * + * @fifo_depth represents what exists on the hardware, not what is + * actually configured at runtime by the device driver. + */ +struct omap_i2c_dev_attr { + u8 fifo_depth; + u32 flags; +}; + +int omap_i2c_reset(struct omap_hwmod *oh); + +#endif /* __MACH_OMAP2_I2C_H */ diff --git a/arch/arm/mach-omap2/include/mach/debug-macro.S b/arch/arm/mach-omap2/include/mach/debug-macro.S index 93d10de..cfaed13 100644 --- a/arch/arm/mach-omap2/include/mach/debug-macro.S +++ b/arch/arm/mach-omap2/include/mach/debug-macro.S @@ -13,7 +13,7 @@ #include <linux/serial_reg.h> -#include <plat/serial.h> +#include <mach/serial.h> #define UART_OFFSET(addr) ((addr) & 0x00ffffff) diff --git a/arch/arm/mach-omap2/include/mach/gpio.h b/arch/arm/mach-omap2/include/mach/gpio.h deleted file mode 100644 index 5621cc5..0000000 --- a/arch/arm/mach-omap2/include/mach/gpio.h +++ /dev/null @@ -1,3 +0,0 @@ -/* - * arch/arm/mach-omap2/include/mach/gpio.h - */ diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/mach-omap2/include/mach/serial.h index 65fce44..70eda00 100644 --- a/arch/arm/plat-omap/include/plat/serial.h +++ b/arch/arm/mach-omap2/include/mach/serial.h @@ -1,6 +1,4 @@ /* - * arch/arm/plat-omap/include/mach/serial.h - * * Copyright (C) 2009 Texas Instruments * Added OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com> * @@ -10,11 +8,6 @@ * GNU General Public License for more details. */ -#ifndef __ASM_ARCH_SERIAL_H -#define __ASM_ARCH_SERIAL_H - -#include <linux/init.h> - /* * Memory entry used for the DEBUG_LL UART configuration, relative to * start of RAM. See also uncompress.h and debug-macro.S. @@ -29,11 +22,6 @@ */ #define OMAP_UART_INFO_OFS 0x3ffc -/* OMAP1 serial ports */ -#define OMAP1_UART1_BASE 0xfffb0000 -#define OMAP1_UART2_BASE 0xfffb0800 -#define OMAP1_UART3_BASE 0xfffb9800 - /* OMAP2 serial ports */ #define OMAP2_UART1_BASE 0x4806a000 #define OMAP2_UART2_BASE 0x4806c000 @@ -76,20 +64,14 @@ #define ZOOM_UART_VIRT 0xfa400000 #define OMAP_PORT_SHIFT 2 -#define OMAP7XX_PORT_SHIFT 0 #define ZOOM_PORT_SHIFT 1 -#define OMAP1510_BASE_BAUD (12000000/16) -#define OMAP16XX_BASE_BAUD (48000000/16) #define OMAP24XX_BASE_BAUD (48000000/16) /* * DEBUG_LL port encoding stored into the UART1 scratchpad register by * decomp_setup in uncompress.h */ -#define OMAP1UART1 11 -#define OMAP1UART2 12 -#define OMAP1UART3 13 #define OMAP2UART1 21 #define OMAP2UART2 22 #define OMAP2UART3 23 @@ -109,15 +91,6 @@ #define OMAP5UART4 OMAP4UART4 #define ZOOM_UART 95 /* Only on zoom2/3 */ -/* This is only used by 8250.c for omap1510 */ -#define is_omap_port(pt) ({int __ret = 0; \ - if ((pt)->port.mapbase == OMAP1_UART1_BASE || \ - (pt)->port.mapbase == OMAP1_UART2_BASE || \ - (pt)->port.mapbase == OMAP1_UART3_BASE) \ - __ret = 1; \ - __ret; \ - }) - #ifndef __ASSEMBLER__ struct omap_board_data; @@ -128,5 +101,3 @@ extern void omap_serial_board_init(struct omap_uart_port_info *platform_data); extern void omap_serial_init_port(struct omap_board_data *bdata, struct omap_uart_port_info *platform_data); #endif - -#endif diff --git a/arch/arm/mach-omap2/include/mach/uncompress.h b/arch/arm/mach-omap2/include/mach/uncompress.h index 78e0557b..8e3546d 100644 --- a/arch/arm/mach-omap2/include/mach/uncompress.h +++ b/arch/arm/mach-omap2/include/mach/uncompress.h @@ -1,5 +1,176 @@ /* - * arch/arm/mach-omap2/include/mach/uncompress.h + * arch/arm/plat-omap/include/mach/uncompress.h + * + * Serial port stubs for kernel decompress status messages + * + * Initially based on: + * linux-2.4.15-rmk1-dsplinux1.6/arch/arm/plat-omap/include/mach1510/uncompress.h + * Copyright (C) 2000 RidgeRun, Inc. + * Author: Greg Lonnon <glonnon@ridgerun.com> + * + * Rewritten by: + * Author: <source@mvista.com> + * 2004 (c) MontaVista Software, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. */ -#include <plat/uncompress.h> +#include <linux/types.h> +#include <linux/serial_reg.h> + +#include <asm/memory.h> +#include <asm/mach-types.h> + +#include <mach/serial.h> + +#define MDR1_MODE_MASK 0x07 + +volatile u8 *uart_base; +int uart_shift; + +/* + * Store the DEBUG_LL uart number into memory. + * See also debug-macro.S, and serial.c for related code. + */ +static void set_omap_uart_info(unsigned char port) +{ + /* + * Get address of some.bss variable and round it down + * a la CONFIG_AUTO_ZRELADDR. + */ + u32 ram_start = (u32)&uart_shift & 0xf8000000; + u32 *uart_info = (u32 *)(ram_start + OMAP_UART_INFO_OFS); + *uart_info = port; +} + +static void putc(int c) +{ + if (!uart_base) + return; + + /* Check for UART 16x mode */ + if ((uart_base[UART_OMAP_MDR1 << uart_shift] & MDR1_MODE_MASK) != 0) + return; + + while (!(uart_base[UART_LSR << uart_shift] & UART_LSR_THRE)) + barrier(); + uart_base[UART_TX << uart_shift] = c; +} + +static inline void flush(void) +{ +} + +/* + * Macros to configure UART1 and debug UART + */ +#define _DEBUG_LL_ENTRY(mach, dbg_uart, dbg_shft, dbg_id) \ + if (machine_is_##mach()) { \ + uart_base = (volatile u8 *)(dbg_uart); \ + uart_shift = (dbg_shft); \ + port = (dbg_id); \ + set_omap_uart_info(port); \ + break; \ + } + +#define DEBUG_LL_OMAP2(p, mach) \ + _DEBUG_LL_ENTRY(mach, OMAP2_UART##p##_BASE, OMAP_PORT_SHIFT, \ + OMAP2UART##p) + +#define DEBUG_LL_OMAP3(p, mach) \ + _DEBUG_LL_ENTRY(mach, OMAP3_UART##p##_BASE, OMAP_PORT_SHIFT, \ + OMAP3UART##p) + +#define DEBUG_LL_OMAP4(p, mach) \ + _DEBUG_LL_ENTRY(mach, OMAP4_UART##p##_BASE, OMAP_PORT_SHIFT, \ + OMAP4UART##p) + +#define DEBUG_LL_OMAP5(p, mach) \ + _DEBUG_LL_ENTRY(mach, OMAP5_UART##p##_BASE, OMAP_PORT_SHIFT, \ + OMAP5UART##p) +/* Zoom2/3 shift is different for UART1 and external port */ +#define DEBUG_LL_ZOOM(mach) \ + _DEBUG_LL_ENTRY(mach, ZOOM_UART_BASE, ZOOM_PORT_SHIFT, ZOOM_UART) + +#define DEBUG_LL_TI81XX(p, mach) \ + _DEBUG_LL_ENTRY(mach, TI81XX_UART##p##_BASE, OMAP_PORT_SHIFT, \ + TI81XXUART##p) + +#define DEBUG_LL_AM33XX(p, mach) \ + _DEBUG_LL_ENTRY(mach, AM33XX_UART##p##_BASE, OMAP_PORT_SHIFT, \ + AM33XXUART##p) + +static inline void arch_decomp_setup(void) +{ + int port = 0; + + /* + * Initialize the port based on the machine ID from the bootloader. + * Note that we're using macros here instead of switch statement + * as machine_is functions are optimized out for the boards that + * are not selected. + */ + do { + /* omap2 based boards using UART1 */ + DEBUG_LL_OMAP2(1, omap_2430sdp); + DEBUG_LL_OMAP2(1, omap_apollon); + DEBUG_LL_OMAP2(1, omap_h4); + + /* omap2 based boards using UART3 */ + DEBUG_LL_OMAP2(3, nokia_n800); + DEBUG_LL_OMAP2(3, nokia_n810); + DEBUG_LL_OMAP2(3, nokia_n810_wimax); + + /* omap3 based boards using UART1 */ + DEBUG_LL_OMAP2(1, omap3evm); + DEBUG_LL_OMAP3(1, omap_3430sdp); + DEBUG_LL_OMAP3(1, omap_3630sdp); + DEBUG_LL_OMAP3(1, omap3530_lv_som); + DEBUG_LL_OMAP3(1, omap3_torpedo); + + /* omap3 based boards using UART3 */ + DEBUG_LL_OMAP3(3, cm_t35); + DEBUG_LL_OMAP3(3, cm_t3517); + DEBUG_LL_OMAP3(3, cm_t3730); + DEBUG_LL_OMAP3(3, craneboard); + DEBUG_LL_OMAP3(3, devkit8000); + DEBUG_LL_OMAP3(3, igep0020); + DEBUG_LL_OMAP3(3, igep0030); + DEBUG_LL_OMAP3(3, nokia_rm680); + DEBUG_LL_OMAP3(3, nokia_rm696); + DEBUG_LL_OMAP3(3, nokia_rx51); + DEBUG_LL_OMAP3(3, omap3517evm); + DEBUG_LL_OMAP3(3, omap3_beagle); + DEBUG_LL_OMAP3(3, omap3_pandora); + DEBUG_LL_OMAP3(3, omap_ldp); + DEBUG_LL_OMAP3(3, overo); + DEBUG_LL_OMAP3(3, touchbook); + + /* omap4 based boards using UART3 */ + DEBUG_LL_OMAP4(3, omap_4430sdp); + DEBUG_LL_OMAP4(3, omap4_panda); + + /* omap5 based boards using UART3 */ + DEBUG_LL_OMAP5(3, omap5_sevm); + + /* zoom2/3 external uart */ + DEBUG_LL_ZOOM(omap_zoom2); + DEBUG_LL_ZOOM(omap_zoom3); + + /* TI8168 base boards using UART3 */ + DEBUG_LL_TI81XX(3, ti8168evm); + + /* TI8148 base boards using UART1 */ + DEBUG_LL_TI81XX(1, ti8148evm); + + /* AM33XX base boards using UART1 */ + DEBUG_LL_AM33XX(1, am335xevm); + } while (0); +} + +/* + * nothing to do + */ +#define arch_decomp_wdog() diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 4234d28..807b8d9 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -25,14 +25,9 @@ #include <asm/tlb.h> #include <asm/mach/map.h> -#include <plat/sram.h> -#include <plat/sdrc.h> -#include <plat/serial.h> -#include <plat/omap-pm.h> -#include <plat/omap_hwmod.h> -#include <plat/multi.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> +#include "omap_hwmod.h" #include "soc.h" #include "iomap.h" #include "voltage.h" @@ -43,6 +38,10 @@ #include "clock2xxx.h" #include "clock3xxx.h" #include "clock44xx.h" +#include "omap-pm.h" +#include "sdrc.h" +#include "serial.h" +#include "sram.h" /* * The machine specific code may provide the extra mapping besides the @@ -354,11 +353,6 @@ static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); } -static void __init omap_common_init_early(void) -{ - omap_init_consistent_dma_size(); -} - static void __init omap_hwmod_init_postsetup(void) { u8 postsetup_state; @@ -379,7 +373,6 @@ void __init omap2420_init_early(void) { omap2_set_globals_242x(); omap2xxx_check_revision(); - omap_common_init_early(); omap2xxx_voltagedomains_init(); omap242x_powerdomains_init(); omap242x_clockdomains_init(); @@ -401,7 +394,6 @@ void __init omap2430_init_early(void) { omap2_set_globals_243x(); omap2xxx_check_revision(); - omap_common_init_early(); omap2xxx_voltagedomains_init(); omap243x_powerdomains_init(); omap243x_clockdomains_init(); @@ -428,7 +420,6 @@ void __init omap3_init_early(void) omap2_set_globals_3xxx(); omap3xxx_check_revision(); omap3xxx_check_features(); - omap_common_init_early(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); omap3xxx_clockdomains_init(); @@ -462,7 +453,6 @@ void __init ti81xx_init_early(void) omap2_set_globals_ti81xx(); omap3xxx_check_revision(); ti81xx_check_features(); - omap_common_init_early(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); omap3xxx_clockdomains_init(); @@ -520,7 +510,6 @@ void __init am33xx_init_early(void) omap2_set_globals_am33xx(); omap3xxx_check_revision(); ti81xx_check_features(); - omap_common_init_early(); am33xx_voltagedomains_init(); am33xx_powerdomains_init(); am33xx_clockdomains_init(); @@ -536,7 +525,6 @@ void __init omap4430_init_early(void) omap2_set_globals_443x(); omap4xxx_check_revision(); omap4xxx_check_features(); - omap_common_init_early(); omap44xx_voltagedomains_init(); omap44xx_powerdomains_init(); omap44xx_clockdomains_init(); @@ -558,7 +546,6 @@ void __init omap5_init_early(void) { omap2_set_globals_5xxx(); omap5xxx_check_revision(); - omap_common_init_early(); } #endif diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 37f8f94..a106c75 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -19,11 +19,12 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/platform_data/asoc-ti-mcbsp.h> - -#include <plat/dma.h> -#include <plat/omap_device.h> #include <linux/pm_runtime.h> +#include <plat-omap/dma-omap.h> + +#include "omap_device.h" + /* * FIXME: Find a mechanism to enable/disable runtime the McBSP ICLK autoidle. * Sidetone needs non-gated ICLK and sidetone autoidle is broken. diff --git a/arch/arm/mach-omap2/mmc.h b/arch/arm/mach-omap2/mmc.h new file mode 100644 index 0000000..0cd4b08 --- /dev/null +++ b/arch/arm/mach-omap2/mmc.h @@ -0,0 +1,23 @@ +#include <linux/mmc/host.h> +#include <linux/platform_data/mmc-omap.h> + +#define OMAP24XX_NR_MMC 2 +#define OMAP2420_MMC_SIZE OMAP1_MMC_SIZE +#define OMAP2_MMC1_BASE 0x4809c000 + +#define OMAP4_MMC_REG_OFFSET 0x100 + +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) +void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data); +#else +static inline void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data) +{ +} +#endif + +struct omap_hwmod; +int omap_msdi_reset(struct omap_hwmod *oh); + +/* called from board-specific card detection service routine */ +extern void omap_mmc_notify_cover_event(struct device *dev, int slot, + int is_closed); diff --git a/arch/arm/mach-omap2/msdi.c b/arch/arm/mach-omap2/msdi.c index 9e57b4a..627e97e 100644 --- a/arch/arm/mach-omap2/msdi.c +++ b/arch/arm/mach-omap2/msdi.c @@ -25,13 +25,12 @@ #include <linux/err.h> #include <linux/platform_data/gpio-omap.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> -#include <plat/mmc.h> - #include "common.h" #include "control.h" +#include "omap_hwmod.h" +#include "omap_device.h" #include "mux.h" +#include "mmc.h" /* * MSDI_CON_OFFSET: offset in bytes of the MSDI IP block's CON register diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 701e17c..2612634 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -36,8 +36,9 @@ #include <linux/interrupt.h> -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" +#include "soc.h" #include "control.h" #include "mux.h" #include "prm.h" diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index ff4e6a0..3f5fd7e 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -50,6 +50,7 @@ #include <asm/suspend.h> #include <asm/hardware/cache-l2x0.h> +#include "soc.h" #include "common.h" #include "omap44xx.h" #include "omap4-sar-layout.h" diff --git a/arch/arm/plat-omap/omap-pm-noop.c b/arch/arm/mach-omap2/omap-pm-noop.c index 9722f41..6a3be2b 100644 --- a/arch/arm/plat-omap/omap-pm-noop.c +++ b/arch/arm/mach-omap2/omap-pm-noop.c @@ -22,9 +22,8 @@ #include <linux/device.h> #include <linux/platform_device.h> -/* Interface documentation is in mach/omap-pm.h */ -#include <plat/omap-pm.h> -#include <plat/omap_device.h> +#include "omap_device.h" +#include "omap-pm.h" static bool off_mode_enabled; static int dummy_context_loss_counter; diff --git a/arch/arm/plat-omap/include/plat/omap-pm.h b/arch/arm/mach-omap2/omap-pm.h index 67faa7b..67faa7b 100644 --- a/arch/arm/plat-omap/include/plat/omap-pm.h +++ b/arch/arm/mach-omap2/omap-pm.h diff --git a/arch/arm/mach-omap2/omap-secure.c b/arch/arm/mach-omap2/omap-secure.c index e089e4d..b970440 100644 --- a/arch/arm/mach-omap2/omap-secure.c +++ b/arch/arm/mach-omap2/omap-secure.c @@ -18,7 +18,6 @@ #include <asm/cacheflush.h> #include <asm/memblock.h> -#include <plat/omap-secure.h> #include "omap-secure.h" static phys_addr_t omap_secure_memblock_base; diff --git a/arch/arm/mach-omap2/omap-secure.h b/arch/arm/mach-omap2/omap-secure.h index c90a435..0e72917 100644 --- a/arch/arm/mach-omap2/omap-secure.h +++ b/arch/arm/mach-omap2/omap-secure.h @@ -52,6 +52,13 @@ extern u32 omap_secure_dispatcher(u32 idx, u32 flag, u32 nargs, u32 arg1, u32 arg2, u32 arg3, u32 arg4); extern u32 omap_smc2(u32 id, u32 falg, u32 pargs); extern phys_addr_t omap_secure_ram_mempool_base(void); +extern int omap_secure_ram_reserve_memblock(void); +#ifdef CONFIG_OMAP4_ERRATA_I688 +extern int omap_barrier_reserve_memblock(void); +#else +static inline void omap_barrier_reserve_memblock(void) +{ } +#endif #endif /* __ASSEMBLER__ */ #endif /* OMAP_ARCH_OMAP_SECURE_H */ diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index e1f2897..3cfcd41 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -25,16 +25,14 @@ #include <asm/mach/map.h> #include <asm/memblock.h> -#include <plat/sram.h> -#include <plat/omap-secure.h> -#include <plat/mmc.h> - #include "omap-wakeupgen.h" - #include "soc.h" #include "common.h" +#include "mmc.h" #include "hsmmc.h" #include "omap4-sar-layout.h" +#include "omap-secure.h" +#include "sram.h" #ifdef CONFIG_CACHE_L2X0 static void __iomem *l2cache_base; diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/mach-omap2/omap_device.c index 7a7d1f2..0ef934f 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -89,9 +89,8 @@ #include <linux/of.h> #include <linux/notifier.h> -#include <plat/omap_device.h> -#include <plat/omap_hwmod.h> -#include <plat/clock.h> +#include "omap_device.h" +#include "omap_hwmod.h" /* These parameters are passed to _omap_device_{de,}activate() */ #define USE_WAKEUP_LAT 0 diff --git a/arch/arm/plat-omap/include/plat/omap_device.h b/arch/arm/mach-omap2/omap_device.h index 106f506..0933c59 100644 --- a/arch/arm/plat-omap/include/plat/omap_device.h +++ b/arch/arm/mach-omap2/omap_device.h @@ -34,7 +34,7 @@ #include <linux/kernel.h> #include <linux/platform_device.h> -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" extern struct dev_pm_domain omap_device_pm_domain; diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index b969ab1..87eee3b 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -139,8 +139,8 @@ #include <linux/slab.h> #include <linux/bootmem.h> -#include <plat/clock.h> -#include <plat/omap_hwmod.h> +#include "clock.h" +#include "omap_hwmod.h" #include <plat/prcm.h> #include "soc.h" diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index b3349f7..87b59b4 100644 --- a/arch/arm/plat-omap/include/plat/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -35,7 +35,6 @@ #include <linux/list.h> #include <linux/ioport.h> #include <linux/spinlock.h> -#include <plat/cpu.h> struct omap_device; diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index b5db600..a8b3368 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -12,21 +12,24 @@ * XXX handle crossbar/shared link difference for L3? * XXX these should be marked initdata for multi-OMAP kernels */ + +#include <linux/i2c-omap.h> #include <linux/platform_data/spi-omap2-mcspi.h> -#include <plat/omap_hwmod.h> -#include <plat/dma.h> -#include <plat/serial.h> -#include <plat/i2c.h> +#include <plat-omap/dma-omap.h> #include <plat/dmtimer.h> + +#include "omap_hwmod.h" #include "l3_2xxx.h" #include "l4_2xxx.h" -#include <plat/mmc.h> #include "omap_hwmod_common_data.h" #include "cm-regbits-24xx.h" #include "prm-regbits-24xx.h" +#include "i2c.h" +#include "mmc.h" +#include "serial.h" #include "wd_timer.h" /* diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index c455e41..dc768c5 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -12,21 +12,23 @@ * XXX handle crossbar/shared link difference for L3? * XXX these should be marked initdata for multi-OMAP kernels */ + +#include <linux/i2c-omap.h> #include <linux/platform_data/asoc-ti-mcbsp.h> #include <linux/platform_data/spi-omap2-mcspi.h> -#include <plat/omap_hwmod.h> -#include <plat/dma.h> -#include <plat/serial.h> -#include <plat/i2c.h> +#include <plat-omap/dma-omap.h> #include <plat/dmtimer.h> -#include <plat/mmc.h> + +#include "omap_hwmod.h" +#include "mmc.h" #include "l3_2xxx.h" #include "soc.h" #include "omap_hwmod_common_data.h" #include "prm-regbits-24xx.h" #include "cm-regbits-24xx.h" +#include "i2c.h" #include "wd_timer.h" /* diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_interconnect_data.c index cbb4ef6..0413dab 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_interconnect_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_interconnect_data.c @@ -13,8 +13,7 @@ */ #include <asm/sizes.h> -#include <plat/omap_hwmod.h> -#include <plat/serial.h> +#include "omap_hwmod.h" #include "omap_hwmod_common_data.h" diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c index 8851bbb..40d6c93 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c @@ -9,13 +9,14 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <plat/omap_hwmod.h> -#include <plat/serial.h> -#include <plat/dma.h> -#include <plat/common.h> + +#include <plat-omap/dma-omap.h> + +#include "omap_hwmod.h" #include "hdq1w.h" #include "omap_hwmod_common_data.h" +#include "dma.h" /* UART */ diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c index 1a1287d..47901a5 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c @@ -13,10 +13,10 @@ */ #include <asm/sizes.h> -#include <plat/omap_hwmod.h> -#include <plat/serial.h> +#include "omap_hwmod.h" #include "l3_2xxx.h" #include "l4_2xxx.h" +#include "serial.h" #include "omap_hwmod_common_data.h" diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c index bd9220e..a0116d0 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c @@ -8,13 +8,13 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <plat/omap_hwmod.h> -#include <plat/serial.h> + #include <linux/platform_data/gpio-omap.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <plat/dmtimer.h> #include <linux/platform_data/spi-omap2-mcspi.h> +#include "omap_hwmod.h" #include "omap_hwmod_common_data.h" #include "cm-regbits-24xx.h" #include "prm-regbits-24xx.h" diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c index 59d5c1c..ad8d43b 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c @@ -14,13 +14,11 @@ * GNU General Public License for more details. */ -#include <plat/omap_hwmod.h> -#include <plat/cpu.h> +#include <linux/i2c-omap.h> + +#include "omap_hwmod.h" #include <linux/platform_data/gpio-omap.h> #include <linux/platform_data/spi-omap2-mcspi.h> -#include <plat/dma.h> -#include <plat/mmc.h> -#include <plat/i2c.h> #include "omap_hwmod_common_data.h" @@ -28,6 +26,8 @@ #include "cm33xx.h" #include "prm33xx.h" #include "prm-regbits-33xx.h" +#include "i2c.h" +#include "mmc.h" /* * IP blocks diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index f67b7ee..abe66ce 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -14,16 +14,14 @@ * * XXX these should be marked initdata for multi-OMAP kernels */ + +#include <linux/i2c-omap.h> #include <linux/power/smartreflex.h> #include <linux/platform_data/gpio-omap.h> -#include <plat/omap_hwmod.h> -#include <plat/dma.h> -#include <plat/serial.h> +#include <plat-omap/dma-omap.h> #include "l3_3xxx.h" #include "l4_3xxx.h" -#include <plat/i2c.h> -#include <plat/mmc.h> #include <linux/platform_data/asoc-ti-mcbsp.h> #include <linux/platform_data/spi-omap2-mcspi.h> #include <plat/dmtimer.h> @@ -32,10 +30,16 @@ #include "am35xx.h" #include "soc.h" +#include "omap_hwmod.h" #include "omap_hwmod_common_data.h" #include "prm-regbits-34xx.h" #include "cm-regbits-34xx.h" + +#include "dma.h" +#include "i2c.h" +#include "mmc.h" #include "wd_timer.h" +#include "serial.h" /* * OMAP3xxx hardware module integration data diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 652d028..7a61328 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -21,22 +21,23 @@ #include <linux/io.h> #include <linux/platform_data/gpio-omap.h> #include <linux/power/smartreflex.h> +#include <linux/i2c-omap.h> + +#include <plat-omap/dma-omap.h> -#include <plat/omap_hwmod.h> -#include <plat/i2c.h> -#include <plat/dma.h> #include <linux/platform_data/spi-omap2-mcspi.h> #include <linux/platform_data/asoc-ti-mcbsp.h> -#include <plat/mmc.h> #include <plat/dmtimer.h> -#include <plat/common.h> #include <plat/iommu.h> +#include "omap_hwmod.h" #include "omap_hwmod_common_data.h" #include "cm1_44xx.h" #include "cm2_44xx.h" #include "prm44xx.h" #include "prm-regbits-44xx.h" +#include "i2c.h" +#include "mmc.h" #include "wd_timer.h" /* Base offset for all OMAP4 interrupts external to MPUSS */ diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.c b/arch/arm/mach-omap2/omap_hwmod_common_data.c index 9f1ccdc..79d623b 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.c @@ -16,7 +16,7 @@ * data and their integration with other OMAP modules and Linux. */ -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" #include "omap_hwmod_common_data.h" diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h index 2bc8f17..cfcce29 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.h +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h @@ -13,7 +13,7 @@ #ifndef __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_COMMON_DATA_H #define __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_COMMON_DATA_H -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" #include "common.h" #include "display.h" diff --git a/arch/arm/mach-omap2/omap_opp_data.h b/arch/arm/mach-omap2/omap_opp_data.h index c784c12..7e437bf 100644 --- a/arch/arm/mach-omap2/omap_opp_data.h +++ b/arch/arm/mach-omap2/omap_opp_data.h @@ -19,7 +19,7 @@ #ifndef __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H #define __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" #include "voltage.h" diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c index d992db8..4d76a3c 100644 --- a/arch/arm/mach-omap2/omap_phy_internal.c +++ b/arch/arm/mach-omap2/omap_phy_internal.c @@ -27,11 +27,11 @@ #include <linux/io.h> #include <linux/err.h> #include <linux/usb.h> - -#include <plat/usb.h> +#include <linux/usb/musb.h> #include "soc.h" #include "control.h" +#include "usb.h" void am35x_musb_reset(void) { diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index f515a1a..2bf35dc 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -18,6 +18,7 @@ #include <linux/kernel.h> #include <linux/i2c/twl.h> +#include "soc.h" #include "voltage.h" #include "pm.h" diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c index 58e16ae..bd41d59 100644 --- a/arch/arm/mach-omap2/opp.c +++ b/arch/arm/mach-omap2/opp.c @@ -20,7 +20,7 @@ #include <linux/opp.h> #include <linux/cpu.h> -#include <plat/omap_device.h> +#include "omap_device.h" #include "omap_opp_data.h" diff --git a/arch/arm/mach-omap2/opp3xxx_data.c b/arch/arm/mach-omap2/opp3xxx_data.c index 75cef5f..62772e0 100644 --- a/arch/arm/mach-omap2/opp3xxx_data.c +++ b/arch/arm/mach-omap2/opp3xxx_data.c @@ -19,6 +19,7 @@ */ #include <linux/module.h> +#include "soc.h" #include "control.h" #include "omap_opp_data.h" #include "pm.h" diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c index 46092cd..3cf4fdfd 100644 --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -27,12 +27,13 @@ #include <linux/module.h> #include <linux/slab.h> -#include <plat/clock.h> +#include "clock.h" #include "powerdomain.h" #include "clockdomain.h" #include <plat/dmtimer.h> -#include <plat/omap-pm.h> +#include "omap-pm.h" +#include "soc.h" #include "cm2xxx_3xxx.h" #include "prm2xxx_3xxx.h" #include "pm.h" diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index ea61c329..331478f 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -20,10 +20,11 @@ #include <asm/system_misc.h> -#include <plat/omap-pm.h> -#include <plat/omap_device.h> +#include "omap-pm.h" +#include "omap_device.h" #include "common.h" +#include "soc.h" #include "prcm-common.h" #include "voltage.h" #include "powerdomain.h" diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index 8af6cd6..9a2f559 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -31,21 +31,24 @@ #include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> +#include <asm/fncpy.h> + #include <asm/mach/time.h> #include <asm/mach/irq.h> #include <asm/mach-types.h> #include <asm/system_misc.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> +#include "soc.h" #include "common.h" +#include "clock.h" #include "prm2xxx_3xxx.h" #include "prm-regbits-24xx.h" #include "cm2xxx_3xxx.h" #include "cm-regbits-24xx.h" #include "sdrc.h" +#include "sram.h" #include "pm.h" #include "control.h" #include "powerdomain.h" diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 3a904de..11f9669 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -32,25 +32,26 @@ #include <trace/events/power.h> +#include <asm/fncpy.h> #include <asm/suspend.h> #include <asm/system_misc.h> -#include <plat/sram.h> #include "clockdomain.h" #include "powerdomain.h" -#include <plat/sdrc.h> #include <plat/prcm.h> -#include <plat/gpmc.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> +#include "soc.h" #include "common.h" #include "cm2xxx_3xxx.h" #include "cm-regbits-34xx.h" +#include "gpmc.h" #include "prm-regbits-34xx.h" #include "prm2xxx_3xxx.h" #include "pm.h" #include "sdrc.h" +#include "sram.h" #include "control.h" /* pm34xx errata defined in pm.h */ diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index 04922d1..7da75ae 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -18,6 +18,7 @@ #include <linux/slab.h> #include <asm/system_misc.h> +#include "soc.h" #include "common.h" #include "clockdomain.h" #include "powerdomain.h" diff --git a/arch/arm/mach-omap2/pmu.c b/arch/arm/mach-omap2/pmu.c index 2a79176..3cf79b5 100644 --- a/arch/arm/mach-omap2/pmu.c +++ b/arch/arm/mach-omap2/pmu.c @@ -15,8 +15,9 @@ #include <asm/pmu.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> +#include "soc.h" +#include "omap_hwmod.h" +#include "omap_device.h" static char *omap2_pmu_oh_names[] = {"mpu"}; static char *omap3_pmu_oh_names[] = {"mpu", "debugss"}; diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h index baee906..5277d56eb 100644 --- a/arch/arm/mach-omap2/powerdomain.h +++ b/arch/arm/mach-omap2/powerdomain.h @@ -22,8 +22,6 @@ #include <linux/atomic.h> -#include <plat/cpu.h> - #include "voltage.h" /* Powerdomain basic power states */ diff --git a/arch/arm/mach-omap2/powerdomains2xxx_data.c b/arch/arm/mach-omap2/powerdomains2xxx_data.c index 2385c1f..ba520d4 100644 --- a/arch/arm/mach-omap2/powerdomains2xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains2xxx_data.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/init.h> +#include "soc.h" #include "powerdomain.h" #include "powerdomains2xxx_3xxx_data.h" diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 0f51e03..cff270a 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -28,6 +28,7 @@ #include "common.h" #include <plat/prcm.h> +#include "soc.h" #include "clock.h" #include "clock2xxx.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/prm33xx.c b/arch/arm/mach-omap2/prm33xx.c index e7dbb6c..0d8abb5 100644 --- a/arch/arm/mach-omap2/prm33xx.c +++ b/arch/arm/mach-omap2/prm33xx.c @@ -19,8 +19,6 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> - #include "common.h" #include "prm33xx.h" #include "prm-regbits-33xx.h" diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index 6b4d332..3442227 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -24,7 +24,6 @@ #include <linux/interrupt.h> #include <linux/slab.h> -#include <plat/common.h> #include <plat/prcm.h> #include "prm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/sdram-hynix-h8mbx00u0mer-0em.h b/arch/arm/mach-omap2/sdram-hynix-h8mbx00u0mer-0em.h index 8bfaf34..1ee58c2 100644 --- a/arch/arm/mach-omap2/sdram-hynix-h8mbx00u0mer-0em.h +++ b/arch/arm/mach-omap2/sdram-hynix-h8mbx00u0mer-0em.h @@ -11,7 +11,7 @@ #ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM #define __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM -#include <plat/sdrc.h> +#include "sdrc.h" /* Hynix H8MBX00U0MER-0EM */ static struct omap_sdrc_params h8mbx00u0mer0em_sdrc_params[] = { diff --git a/arch/arm/mach-omap2/sdram-micron-mt46h32m32lf-6.h b/arch/arm/mach-omap2/sdram-micron-mt46h32m32lf-6.h index a391b49..85cccc0 100644 --- a/arch/arm/mach-omap2/sdram-micron-mt46h32m32lf-6.h +++ b/arch/arm/mach-omap2/sdram-micron-mt46h32m32lf-6.h @@ -14,7 +14,7 @@ #ifndef ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF #define ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF -#include <plat/sdrc.h> +#include "sdrc.h" /* Micron MT46H32M32LF-6 */ /* XXX Using ARE = 0x1 (no autorefresh burst) -- can this be changed? */ diff --git a/arch/arm/mach-omap2/sdram-nokia.c b/arch/arm/mach-omap2/sdram-nokia.c index 845c4fd..0fa7ffa 100644 --- a/arch/arm/mach-omap2/sdram-nokia.c +++ b/arch/arm/mach-omap2/sdram-nokia.c @@ -18,10 +18,8 @@ #include <linux/io.h> #include "common.h" -#include <plat/clock.h> -#include <plat/sdrc.h> - #include "sdram-nokia.h" +#include "sdrc.h" /* In picoseconds, except for tREF (ns), tXP, tCKE, tWTR (clks) */ struct sdram_timings { diff --git a/arch/arm/mach-omap2/sdram-numonyx-m65kxxxxam.h b/arch/arm/mach-omap2/sdram-numonyx-m65kxxxxam.h index cd43529..003f7bf 100644 --- a/arch/arm/mach-omap2/sdram-numonyx-m65kxxxxam.h +++ b/arch/arm/mach-omap2/sdram-numonyx-m65kxxxxam.h @@ -11,7 +11,7 @@ #ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM #define __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM -#include <plat/sdrc.h> +#include "sdrc.h" /* Numonyx M65KXXXXAM */ static struct omap_sdrc_params m65kxxxxam_sdrc_params[] = { diff --git a/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h b/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h index 0e518a7..8dc3de5 100644 --- a/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h +++ b/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h @@ -14,7 +14,7 @@ #ifndef ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6 #define ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6 -#include <plat/sdrc.h> +#include "sdrc.h" /* Qimonda HYB18M512160AF-6 */ static struct omap_sdrc_params hyb18m512160af6_sdrc_params[] = { diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c index e3d345f..c64ee19 100644 --- a/arch/arm/mach-omap2/sdrc.c +++ b/arch/arm/mach-omap2/sdrc.c @@ -24,10 +24,7 @@ #include <linux/io.h> #include "common.h" -#include <plat/clock.h> -#include <plat/sram.h> - -#include <plat/sdrc.h> +#include "clock.h" #include "sdrc.h" static struct omap_sdrc_params *sdrc_init_params_cs0, *sdrc_init_params_cs1; @@ -160,19 +157,3 @@ void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0, sdrc_write_reg(l, SDRC_POWER); omap2_sms_save_context(); } - -void omap2_sms_write_rot_control(u32 val, unsigned ctx) -{ - sms_write_reg(val, SMS_ROT_CONTROL(ctx)); -} - -void omap2_sms_write_rot_size(u32 val, unsigned ctx) -{ - sms_write_reg(val, SMS_ROT_SIZE(ctx)); -} - -void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx) -{ - sms_write_reg(val, SMS_ROT_PHYSICAL_BA(ctx)); -} - diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h index b3f8379..69c4b32 100644 --- a/arch/arm/mach-omap2/sdrc.h +++ b/arch/arm/mach-omap2/sdrc.h @@ -2,12 +2,14 @@ #define __ARCH_ARM_MACH_OMAP2_SDRC_H /* - * OMAP2 SDRC register definitions + * OMAP2/3 SDRC/SMS macros and prototypes * - * Copyright (C) 2007 Texas Instruments, Inc. - * Copyright (C) 2007 Nokia Corporation + * Copyright (C) 2007-2008, 2012 Texas Instruments, Inc. + * Copyright (C) 2007-2008 Nokia Corporation * - * Written by Paul Walmsley + * Paul Walmsley + * Tony Lindgren + * Richard Woodruff * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -15,8 +17,6 @@ */ #undef DEBUG -#include <plat/sdrc.h> - #ifndef __ASSEMBLER__ #include <linux/io.h> @@ -50,6 +50,58 @@ static inline u32 sms_read_reg(u16 reg) { return __raw_readl(OMAP_SMS_REGADDR(reg)); } + + +/** + * struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate + * @rate: SDRC clock rate (in Hz) + * @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate + * @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate + * @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate + * @mr: Value to program to SDRC_MR for this rate + * + * This structure holds a pre-computed set of register values for the + * SDRC for a given SDRC clock rate and SDRAM chip. These are + * intended to be pre-computed and specified in an array in the board-*.c + * files. The structure is keyed off the 'rate' field. + */ +struct omap_sdrc_params { + unsigned long rate; + u32 actim_ctrla; + u32 actim_ctrlb; + u32 rfr_ctrl; + u32 mr; +}; + +#ifdef CONFIG_SOC_HAS_OMAP2_SDRC +void omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0, + struct omap_sdrc_params *sdrc_cs1); +#else +static inline void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0, + struct omap_sdrc_params *sdrc_cs1) {}; +#endif + +int omap2_sdrc_get_params(unsigned long r, + struct omap_sdrc_params **sdrc_cs0, + struct omap_sdrc_params **sdrc_cs1); +void omap2_sms_save_context(void); +void omap2_sms_restore_context(void); + +struct memory_timings { + u32 m_type; /* ddr = 1, sdr = 0 */ + u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */ + u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */ + u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */ + u32 base_cs; /* base chip select to use for calculations */ +}; + +extern void omap2xxx_sdrc_init_params(u32 force_lock_to_unlock_mode); +struct omap_sdrc_params *rx51_get_sdram_timings(void); + +u32 omap2xxx_sdrc_dll_is_unlocked(void); +u32 omap2xxx_sdrc_reprogram(u32 level, u32 force); + + #else #define OMAP242X_SDRC_REGADDR(reg) \ OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg)) @@ -57,6 +109,7 @@ static inline u32 sms_read_reg(u16 reg) OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg)) #define OMAP34XX_SDRC_REGADDR(reg) \ OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg)) + #endif /* __ASSEMBLER__ */ /* Minimum frequency that the SDRC DLL can lock at */ @@ -74,4 +127,85 @@ static inline u32 sms_read_reg(u16 reg) */ #define SDRC_MPURATE_LOOPS 96 +/* SDRC register offsets - read/write with sdrc_{read,write}_reg() */ + +#define SDRC_SYSCONFIG 0x010 +#define SDRC_CS_CFG 0x040 +#define SDRC_SHARING 0x044 +#define SDRC_ERR_TYPE 0x04C +#define SDRC_DLLA_CTRL 0x060 +#define SDRC_DLLA_STATUS 0x064 +#define SDRC_DLLB_CTRL 0x068 +#define SDRC_DLLB_STATUS 0x06C +#define SDRC_POWER 0x070 +#define SDRC_MCFG_0 0x080 +#define SDRC_MR_0 0x084 +#define SDRC_EMR2_0 0x08c +#define SDRC_ACTIM_CTRL_A_0 0x09c +#define SDRC_ACTIM_CTRL_B_0 0x0a0 +#define SDRC_RFR_CTRL_0 0x0a4 +#define SDRC_MANUAL_0 0x0a8 +#define SDRC_MCFG_1 0x0B0 +#define SDRC_MR_1 0x0B4 +#define SDRC_EMR2_1 0x0BC +#define SDRC_ACTIM_CTRL_A_1 0x0C4 +#define SDRC_ACTIM_CTRL_B_1 0x0C8 +#define SDRC_RFR_CTRL_1 0x0D4 +#define SDRC_MANUAL_1 0x0D8 + +#define SDRC_POWER_AUTOCOUNT_SHIFT 8 +#define SDRC_POWER_AUTOCOUNT_MASK (0xffff << SDRC_POWER_AUTOCOUNT_SHIFT) +#define SDRC_POWER_CLKCTRL_SHIFT 4 +#define SDRC_POWER_CLKCTRL_MASK (0x3 << SDRC_POWER_CLKCTRL_SHIFT) +#define SDRC_SELF_REFRESH_ON_AUTOCOUNT (0x2 << SDRC_POWER_CLKCTRL_SHIFT) + +/* + * These values represent the number of memory clock cycles between + * autorefresh initiation. They assume 1 refresh per 64 ms (JEDEC), 8192 + * rows per device, and include a subtraction of a 50 cycle window in the + * event that the autorefresh command is delayed due to other SDRC activity. + * The '| 1' sets the ARE field to send one autorefresh when the autorefresh + * counter reaches 0. + * + * These represent optimal values for common parts, it won't work for all. + * As long as you scale down, most parameters are still work, they just + * become sub-optimal. The RFR value goes in the opposite direction. If you + * don't adjust it down as your clock period increases the refresh interval + * will not be met. Setting all parameters for complete worst case may work, + * but may cut memory performance by 2x. Due to errata the DLLs need to be + * unlocked and their value needs run time calibration. A dynamic call is + * need for that as no single right value exists acorss production samples. + * + * Only the FULL speed values are given. Current code is such that rate + * changes must be made at DPLLoutx2. The actual value adjustment for low + * frequency operation will be handled by omap_set_performance() + * + * By having the boot loader boot up in the fastest L4 speed available likely + * will result in something which you can switch between. + */ +#define SDRC_RFR_CTRL_165MHz (0x00044c00 | 1) +#define SDRC_RFR_CTRL_133MHz (0x0003de00 | 1) +#define SDRC_RFR_CTRL_100MHz (0x0002da01 | 1) +#define SDRC_RFR_CTRL_110MHz (0x0002da01 | 1) /* Need to calc */ +#define SDRC_RFR_CTRL_BYPASS (0x00005000 | 1) /* Need to calc */ + + +/* + * SMS register access + */ + +#define OMAP242X_SMS_REGADDR(reg) \ + (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE + reg) +#define OMAP243X_SMS_REGADDR(reg) \ + (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE + reg) +#define OMAP343X_SMS_REGADDR(reg) \ + (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE + reg) + +/* SMS register offsets - read/write with sms_{read,write}_reg() */ + +#define SMS_SYSCONFIG 0x010 +/* REVISIT: fill in other SMS registers here */ + + + #endif diff --git a/arch/arm/mach-omap2/sdrc2xxx.c b/arch/arm/mach-omap2/sdrc2xxx.c index 73e55e4..20cc950 100644 --- a/arch/arm/mach-omap2/sdrc2xxx.c +++ b/arch/arm/mach-omap2/sdrc2xxx.c @@ -24,16 +24,13 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/clock.h> -#include <plat/sram.h> -#include <plat/sdrc.h> - #include "soc.h" #include "iomap.h" #include "common.h" #include "prm2xxx_3xxx.h" #include "clock.h" #include "sdrc.h" +#include "sram.h" /* Memory timing, DLL mode flags */ #define M_DDR 1 diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index a507cd6..aa30a3c 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -28,19 +28,20 @@ #include <linux/console.h> #include <plat/omap-serial.h> -#include "common.h" -#include <plat/dma.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> -#include <plat/omap-pm.h> -#include <plat/serial.h> +#include <plat-omap/dma-omap.h> +#include "common.h" +#include "omap_hwmod.h" +#include "omap_device.h" +#include "omap-pm.h" +#include "soc.h" #include "prm2xxx_3xxx.h" #include "pm.h" #include "cm2xxx_3xxx.h" #include "prm-regbits-34xx.h" #include "control.h" #include "mux.h" +#include "serial.h" /* * NOTE: By default the serial auto_suspend timeout is disabled as it causes diff --git a/arch/arm/mach-omap2/serial.h b/arch/arm/mach-omap2/serial.h new file mode 100644 index 0000000..c4014f0 --- /dev/null +++ b/arch/arm/mach-omap2/serial.h @@ -0,0 +1 @@ +#include <mach/serial.h> diff --git a/arch/arm/mach-omap2/sleep34xx.S b/arch/arm/mach-omap2/sleep34xx.S index 5069879..7046c3c 100644 --- a/arch/arm/mach-omap2/sleep34xx.S +++ b/arch/arm/mach-omap2/sleep34xx.S @@ -26,13 +26,12 @@ #include <asm/assembler.h> -#include <plat/sram.h> - #include "omap34xx.h" #include "iomap.h" #include "cm2xxx_3xxx.h" #include "prm2xxx_3xxx.h" #include "sdrc.h" +#include "sram.h" #include "control.h" /* diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index fc9b96d..0700964 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -1,7 +1,473 @@ -#include <plat/cpu.h> +/* + * OMAP cpu type detection + * + * Copyright (C) 2004, 2008 Nokia Corporation + * + * Copyright (C) 2009-11 Texas Instruments. + * + * Written by Tony Lindgren <tony.lindgren@nokia.com> + * + * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + #include "omap24xx.h" #include "omap34xx.h" #include "omap44xx.h" #include "ti81xx.h" #include "am33xx.h" #include "omap54xx.h" + +#ifndef __ASSEMBLY__ + +#include <linux/bitops.h> + +/* + * Test if multicore OMAP support is needed + */ +#undef MULTI_OMAP2 +#undef OMAP_NAME + +#ifdef CONFIG_SOC_OMAP2420 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap2420 +# endif +#endif +#ifdef CONFIG_SOC_OMAP2430 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap2430 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP3 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap3 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP4 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap4 +# endif +#endif + +#ifdef CONFIG_SOC_OMAP5 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap5 +# endif +#endif + +#ifdef CONFIG_SOC_AM33XX +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME am33xx +# endif +#endif + +/* + * Omap device type i.e. EMU/HS/TST/GP/BAD + */ +#define OMAP2_DEVICE_TYPE_TEST 0 +#define OMAP2_DEVICE_TYPE_EMU 1 +#define OMAP2_DEVICE_TYPE_SEC 2 +#define OMAP2_DEVICE_TYPE_GP 3 +#define OMAP2_DEVICE_TYPE_BAD 4 + +int omap_type(void); + +/* + * omap_rev bits: + * CPU id bits (0730, 1510, 1710, 2422...) [31:16] + * CPU revision (See _REV_ defined in cpu.h) [15:08] + * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] + */ +unsigned int omap_rev(void); + +/* + * Get the CPU revision for OMAP devices + */ +#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) + +/* + * Macros to group OMAP into cpu classes. + * These can be used in most places. + * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 + * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 + * cpu_is_omap243x(): True for OMAP2430 + * cpu_is_omap343x(): True for OMAP3430 + * cpu_is_omap443x(): True for OMAP4430 + * cpu_is_omap446x(): True for OMAP4460 + * cpu_is_omap447x(): True for OMAP4470 + * soc_is_omap543x(): True for OMAP5430, OMAP5432 + */ +#define GET_OMAP_CLASS (omap_rev() & 0xff) + +#define IS_OMAP_CLASS(class, id) \ +static inline int is_omap ##class (void) \ +{ \ + return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ +} + +#define GET_AM_CLASS ((omap_rev() >> 24) & 0xff) + +#define IS_AM_CLASS(class, id) \ +static inline int is_am ##class (void) \ +{ \ + return (GET_AM_CLASS == (id)) ? 1 : 0; \ +} + +#define GET_TI_CLASS ((omap_rev() >> 24) & 0xff) + +#define IS_TI_CLASS(class, id) \ +static inline int is_ti ##class (void) \ +{ \ + return (GET_TI_CLASS == (id)) ? 1 : 0; \ +} + +#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) + +#define IS_OMAP_SUBCLASS(subclass, id) \ +static inline int is_omap ##subclass (void) \ +{ \ + return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ +} + +#define IS_TI_SUBCLASS(subclass, id) \ +static inline int is_ti ##subclass (void) \ +{ \ + return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ +} + +#define IS_AM_SUBCLASS(subclass, id) \ +static inline int is_am ##subclass (void) \ +{ \ + return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ +} + +IS_OMAP_CLASS(24xx, 0x24) +IS_OMAP_CLASS(34xx, 0x34) +IS_OMAP_CLASS(44xx, 0x44) +IS_AM_CLASS(35xx, 0x35) +IS_OMAP_CLASS(54xx, 0x54) +IS_AM_CLASS(33xx, 0x33) + +IS_TI_CLASS(81xx, 0x81) + +IS_OMAP_SUBCLASS(242x, 0x242) +IS_OMAP_SUBCLASS(243x, 0x243) +IS_OMAP_SUBCLASS(343x, 0x343) +IS_OMAP_SUBCLASS(363x, 0x363) +IS_OMAP_SUBCLASS(443x, 0x443) +IS_OMAP_SUBCLASS(446x, 0x446) +IS_OMAP_SUBCLASS(447x, 0x447) +IS_OMAP_SUBCLASS(543x, 0x543) + +IS_TI_SUBCLASS(816x, 0x816) +IS_TI_SUBCLASS(814x, 0x814) +IS_AM_SUBCLASS(335x, 0x335) + +#define cpu_is_omap24xx() 0 +#define cpu_is_omap242x() 0 +#define cpu_is_omap243x() 0 +#define cpu_is_omap34xx() 0 +#define cpu_is_omap343x() 0 +#define cpu_is_ti81xx() 0 +#define cpu_is_ti816x() 0 +#define cpu_is_ti814x() 0 +#define soc_is_am35xx() 0 +#define soc_is_am33xx() 0 +#define soc_is_am335x() 0 +#define cpu_is_omap44xx() 0 +#define cpu_is_omap443x() 0 +#define cpu_is_omap446x() 0 +#define cpu_is_omap447x() 0 +#define soc_is_omap54xx() 0 +#define soc_is_omap543x() 0 + +#if defined(MULTI_OMAP2) +# if defined(CONFIG_ARCH_OMAP2) +# undef cpu_is_omap24xx +# define cpu_is_omap24xx() is_omap24xx() +# endif +# if defined (CONFIG_SOC_OMAP2420) +# undef cpu_is_omap242x +# define cpu_is_omap242x() is_omap242x() +# endif +# if defined (CONFIG_SOC_OMAP2430) +# undef cpu_is_omap243x +# define cpu_is_omap243x() is_omap243x() +# endif +# if defined(CONFIG_ARCH_OMAP3) +# undef cpu_is_omap34xx +# undef cpu_is_omap343x +# define cpu_is_omap34xx() is_omap34xx() +# define cpu_is_omap343x() is_omap343x() +# endif +#else +# if defined(CONFIG_ARCH_OMAP2) +# undef cpu_is_omap24xx +# define cpu_is_omap24xx() 1 +# endif +# if defined(CONFIG_SOC_OMAP2420) +# undef cpu_is_omap242x +# define cpu_is_omap242x() 1 +# endif +# if defined(CONFIG_SOC_OMAP2430) +# undef cpu_is_omap243x +# define cpu_is_omap243x() 1 +# endif +# if defined(CONFIG_ARCH_OMAP3) +# undef cpu_is_omap34xx +# define cpu_is_omap34xx() 1 +# endif +# if defined(CONFIG_SOC_OMAP3430) +# undef cpu_is_omap343x +# define cpu_is_omap343x() 1 +# endif +#endif + +/* + * Macros to detect individual cpu types. + * These are only rarely needed. + * cpu_is_omap2420(): True for OMAP2420 + * cpu_is_omap2422(): True for OMAP2422 + * cpu_is_omap2423(): True for OMAP2423 + * cpu_is_omap2430(): True for OMAP2430 + * cpu_is_omap3430(): True for OMAP3430 + */ +#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) + +#define IS_OMAP_TYPE(type, id) \ +static inline int is_omap ##type (void) \ +{ \ + return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ +} + +IS_OMAP_TYPE(2420, 0x2420) +IS_OMAP_TYPE(2422, 0x2422) +IS_OMAP_TYPE(2423, 0x2423) +IS_OMAP_TYPE(2430, 0x2430) +IS_OMAP_TYPE(3430, 0x3430) + +#define cpu_is_omap2420() 0 +#define cpu_is_omap2422() 0 +#define cpu_is_omap2423() 0 +#define cpu_is_omap2430() 0 +#define cpu_is_omap3430() 0 +#define cpu_is_omap3630() 0 +#define soc_is_omap5430() 0 + +/* These are needed for the common code */ +#ifdef CONFIG_ARCH_OMAP2PLUS +#define cpu_is_omap7xx() 0 +#define cpu_is_omap15xx() 0 +#define cpu_is_omap16xx() 0 +#define cpu_is_omap1510() 0 +#define cpu_is_omap1610() 0 +#define cpu_is_omap1611() 0 +#define cpu_is_omap1621() 0 +#define cpu_is_omap1710() 0 +#define cpu_class_is_omap1() 0 +#define cpu_class_is_omap2() 1 +#endif + +#if defined(CONFIG_ARCH_OMAP2) +# undef cpu_is_omap2420 +# undef cpu_is_omap2422 +# undef cpu_is_omap2423 +# undef cpu_is_omap2430 +# define cpu_is_omap2420() is_omap2420() +# define cpu_is_omap2422() is_omap2422() +# define cpu_is_omap2423() is_omap2423() +# define cpu_is_omap2430() is_omap2430() +#endif + +#if defined(CONFIG_ARCH_OMAP3) +# undef cpu_is_omap3430 +# undef cpu_is_ti81xx +# undef cpu_is_ti816x +# undef cpu_is_ti814x +# undef soc_is_am35xx +# define cpu_is_omap3430() is_omap3430() +# undef cpu_is_omap3630 +# define cpu_is_omap3630() is_omap363x() +# define cpu_is_ti81xx() is_ti81xx() +# define cpu_is_ti816x() is_ti816x() +# define cpu_is_ti814x() is_ti814x() +# define soc_is_am35xx() is_am35xx() +#endif + +# if defined(CONFIG_SOC_AM33XX) +# undef soc_is_am33xx +# undef soc_is_am335x +# define soc_is_am33xx() is_am33xx() +# define soc_is_am335x() is_am335x() +#endif + +# if defined(CONFIG_ARCH_OMAP4) +# undef cpu_is_omap44xx +# undef cpu_is_omap443x +# undef cpu_is_omap446x +# undef cpu_is_omap447x +# define cpu_is_omap44xx() is_omap44xx() +# define cpu_is_omap443x() is_omap443x() +# define cpu_is_omap446x() is_omap446x() +# define cpu_is_omap447x() is_omap447x() +# endif + +# if defined(CONFIG_SOC_OMAP5) +# undef soc_is_omap54xx +# undef soc_is_omap543x +# define soc_is_omap54xx() is_omap54xx() +# define soc_is_omap543x() is_omap543x() +#endif + +/* Various silicon revisions for omap2 */ +#define OMAP242X_CLASS 0x24200024 +#define OMAP2420_REV_ES1_0 OMAP242X_CLASS +#define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (0x1 << 8)) + +#define OMAP243X_CLASS 0x24300024 +#define OMAP2430_REV_ES1_0 OMAP243X_CLASS + +#define OMAP343X_CLASS 0x34300034 +#define OMAP3430_REV_ES1_0 OMAP343X_CLASS +#define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (0x1 << 8)) +#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (0x2 << 8)) +#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (0x3 << 8)) +#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (0x4 << 8)) +#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (0x5 << 8)) + +#define OMAP363X_CLASS 0x36300034 +#define OMAP3630_REV_ES1_0 OMAP363X_CLASS +#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (0x1 << 8)) +#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (0x2 << 8)) + +#define TI816X_CLASS 0x81600034 +#define TI8168_REV_ES1_0 TI816X_CLASS +#define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8)) + +#define TI814X_CLASS 0x81400034 +#define TI8148_REV_ES1_0 TI814X_CLASS +#define TI8148_REV_ES2_0 (TI814X_CLASS | (0x1 << 8)) +#define TI8148_REV_ES2_1 (TI814X_CLASS | (0x2 << 8)) + +#define AM35XX_CLASS 0x35170034 +#define AM35XX_REV_ES1_0 AM35XX_CLASS +#define AM35XX_REV_ES1_1 (AM35XX_CLASS | (0x1 << 8)) + +#define AM335X_CLASS 0x33500033 +#define AM335X_REV_ES1_0 AM335X_CLASS + +#define OMAP443X_CLASS 0x44300044 +#define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8)) +#define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8)) +#define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) +#define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) +#define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8)) + +#define OMAP446X_CLASS 0x44600044 +#define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) +#define OMAP4460_REV_ES1_1 (OMAP446X_CLASS | (0x11 << 8)) + +#define OMAP447X_CLASS 0x44700044 +#define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8)) + +#define OMAP54XX_CLASS 0x54000054 +#define OMAP5430_REV_ES1_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8)) +#define OMAP5432_REV_ES1_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8)) + +void omap2xxx_check_revision(void); +void omap3xxx_check_revision(void); +void omap4xxx_check_revision(void); +void omap5xxx_check_revision(void); +void omap3xxx_check_features(void); +void ti81xx_check_features(void); +void omap4xxx_check_features(void); + +/* + * Runtime detection of OMAP3 features + * + * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip + * family have OS-level control over the I/O chain clock. This is + * to avoid a window during which wakeups could potentially be lost + * during powerdomain transitions. If this bit is set, it + * indicates that the chip does support OS-level control of this + * feature. + */ +extern u32 omap_features; + +#define OMAP3_HAS_L2CACHE BIT(0) +#define OMAP3_HAS_IVA BIT(1) +#define OMAP3_HAS_SGX BIT(2) +#define OMAP3_HAS_NEON BIT(3) +#define OMAP3_HAS_ISP BIT(4) +#define OMAP3_HAS_192MHZ_CLK BIT(5) +#define OMAP3_HAS_IO_WAKEUP BIT(6) +#define OMAP3_HAS_SDRC BIT(7) +#define OMAP3_HAS_IO_CHAIN_CTRL BIT(8) +#define OMAP4_HAS_MPU_1GHZ BIT(9) +#define OMAP4_HAS_MPU_1_2GHZ BIT(10) +#define OMAP4_HAS_MPU_1_5GHZ BIT(11) + + +#define OMAP3_HAS_FEATURE(feat,flag) \ +static inline unsigned int omap3_has_ ##feat(void) \ +{ \ + return omap_features & OMAP3_HAS_ ##flag; \ +} \ + +OMAP3_HAS_FEATURE(l2cache, L2CACHE) +OMAP3_HAS_FEATURE(sgx, SGX) +OMAP3_HAS_FEATURE(iva, IVA) +OMAP3_HAS_FEATURE(neon, NEON) +OMAP3_HAS_FEATURE(isp, ISP) +OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) +OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP) +OMAP3_HAS_FEATURE(sdrc, SDRC) +OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL) + +/* + * Runtime detection of OMAP4 features + */ +#define OMAP4_HAS_FEATURE(feat, flag) \ +static inline unsigned int omap4_has_ ##feat(void) \ +{ \ + return omap_features & OMAP4_HAS_ ##flag; \ +} \ + +OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ) +OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ) +OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ) + +#endif /* __ASSEMBLY__ */ + diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index f8217a5..b0e77a4 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -23,8 +23,8 @@ #include <linux/slab.h> #include <linux/io.h> -#include <plat/omap_device.h> - +#include "soc.h" +#include "omap_device.h" #include "voltage.h" #include "control.h" #include "pm.h" diff --git a/arch/arm/mach-omap2/sram.c b/arch/arm/mach-omap2/sram.c new file mode 100644 index 0000000..0ff0f06 --- /dev/null +++ b/arch/arm/mach-omap2/sram.c @@ -0,0 +1,305 @@ +/* + * + * OMAP SRAM detection and management + * + * Copyright (C) 2005 Nokia Corporation + * Written by Tony Lindgren <tony@atomide.com> + * + * Copyright (C) 2009-2012 Texas Instruments + * Added OMAP4/5 support - Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> + +#include <asm/fncpy.h> +#include <asm/tlb.h> +#include <asm/cacheflush.h> + +#include <asm/mach/map.h> + +#include "soc.h" +#include "iomap.h" +#include "prm2xxx_3xxx.h" +#include "sdrc.h" +#include "sram.h" + +#define OMAP2_SRAM_PUB_PA (OMAP2_SRAM_PA + 0xf800) +#define OMAP3_SRAM_PUB_PA (OMAP3_SRAM_PA + 0x8000) +#ifdef CONFIG_OMAP4_ERRATA_I688 +#define OMAP4_SRAM_PUB_PA OMAP4_SRAM_PA +#else +#define OMAP4_SRAM_PUB_PA (OMAP4_SRAM_PA + 0x4000) +#endif +#define OMAP5_SRAM_PA 0x40300000 + +#define SRAM_BOOTLOADER_SZ 0x00 + +#define OMAP24XX_VA_REQINFOPERM0 OMAP2_L3_IO_ADDRESS(0x68005048) +#define OMAP24XX_VA_READPERM0 OMAP2_L3_IO_ADDRESS(0x68005050) +#define OMAP24XX_VA_WRITEPERM0 OMAP2_L3_IO_ADDRESS(0x68005058) + +#define OMAP34XX_VA_REQINFOPERM0 OMAP2_L3_IO_ADDRESS(0x68012848) +#define OMAP34XX_VA_READPERM0 OMAP2_L3_IO_ADDRESS(0x68012850) +#define OMAP34XX_VA_WRITEPERM0 OMAP2_L3_IO_ADDRESS(0x68012858) +#define OMAP34XX_VA_ADDR_MATCH2 OMAP2_L3_IO_ADDRESS(0x68012880) +#define OMAP34XX_VA_SMS_RG_ATT0 OMAP2_L3_IO_ADDRESS(0x6C000048) + +#define GP_DEVICE 0x300 + +#define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1))) + +static unsigned long omap_sram_start; +static unsigned long omap_sram_skip; +static unsigned long omap_sram_size; + +/* + * Depending on the target RAMFS firewall setup, the public usable amount of + * SRAM varies. The default accessible size for all device types is 2k. A GP + * device allows ARM11 but not other initiators for full size. This + * functionality seems ok until some nice security API happens. + */ +static int is_sram_locked(void) +{ + if (OMAP2_DEVICE_TYPE_GP == omap_type()) { + /* RAMFW: R/W access to all initiators for all qualifier sets */ + if (cpu_is_omap242x()) { + __raw_writel(0xFF, OMAP24XX_VA_REQINFOPERM0); /* all q-vects */ + __raw_writel(0xCFDE, OMAP24XX_VA_READPERM0); /* all i-read */ + __raw_writel(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */ + } + if (cpu_is_omap34xx()) { + __raw_writel(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */ + __raw_writel(0xFFFF, OMAP34XX_VA_READPERM0); /* all i-read */ + __raw_writel(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */ + __raw_writel(0x0, OMAP34XX_VA_ADDR_MATCH2); + __raw_writel(0xFFFFFFFF, OMAP34XX_VA_SMS_RG_ATT0); + } + return 0; + } else + return 1; /* assume locked with no PPA or security driver */ +} + +/* + * The amount of SRAM depends on the core type. + * Note that we cannot try to test for SRAM here because writes + * to secure SRAM will hang the system. Also the SRAM is not + * yet mapped at this point. + */ +static void __init omap_detect_sram(void) +{ + omap_sram_skip = SRAM_BOOTLOADER_SZ; + if (is_sram_locked()) { + if (cpu_is_omap34xx()) { + omap_sram_start = OMAP3_SRAM_PUB_PA; + if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) || + (omap_type() == OMAP2_DEVICE_TYPE_SEC)) { + omap_sram_size = 0x7000; /* 28K */ + omap_sram_skip += SZ_16K; + } else { + omap_sram_size = 0x8000; /* 32K */ + } + } else if (cpu_is_omap44xx()) { + omap_sram_start = OMAP4_SRAM_PUB_PA; + omap_sram_size = 0xa000; /* 40K */ + } else if (soc_is_omap54xx()) { + omap_sram_start = OMAP5_SRAM_PA; + omap_sram_size = SZ_128K; /* 128KB */ + } else { + omap_sram_start = OMAP2_SRAM_PUB_PA; + omap_sram_size = 0x800; /* 2K */ + } + } else { + if (soc_is_am33xx()) { + omap_sram_start = AM33XX_SRAM_PA; + omap_sram_size = 0x10000; /* 64K */ + } else if (cpu_is_omap34xx()) { + omap_sram_start = OMAP3_SRAM_PA; + omap_sram_size = 0x10000; /* 64K */ + } else if (cpu_is_omap44xx()) { + omap_sram_start = OMAP4_SRAM_PA; + omap_sram_size = 0xe000; /* 56K */ + } else if (soc_is_omap54xx()) { + omap_sram_start = OMAP5_SRAM_PA; + omap_sram_size = SZ_128K; /* 128KB */ + } else { + omap_sram_start = OMAP2_SRAM_PA; + if (cpu_is_omap242x()) + omap_sram_size = 0xa0000; /* 640K */ + else if (cpu_is_omap243x()) + omap_sram_size = 0x10000; /* 64K */ + } + } +} + +/* + * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early. + */ +static void __init omap2_map_sram(void) +{ + int cached = 1; + +#ifdef CONFIG_OMAP4_ERRATA_I688 + if (cpu_is_omap44xx()) { + omap_sram_start += PAGE_SIZE; + omap_sram_size -= SZ_16K; + } +#endif + if (cpu_is_omap34xx()) { + /* + * SRAM must be marked as non-cached on OMAP3 since the + * CORE DPLL M2 divider change code (in SRAM) runs with the + * SDRAM controller disabled, and if it is marked cached, + * the ARM may attempt to write cache lines back to SDRAM + * which will cause the system to hang. + */ + cached = 0; + } + + omap_map_sram(omap_sram_start, omap_sram_size, + omap_sram_skip, cached); +} + +static void (*_omap2_sram_ddr_init)(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, + u32 base_cs, u32 force_unlock); + +void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, + u32 base_cs, u32 force_unlock) +{ + BUG_ON(!_omap2_sram_ddr_init); + _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl, + base_cs, force_unlock); +} + +static void (*_omap2_sram_reprogram_sdrc)(u32 perf_level, u32 dll_val, + u32 mem_type); + +void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, u32 mem_type) +{ + BUG_ON(!_omap2_sram_reprogram_sdrc); + _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type); +} + +static u32 (*_omap2_set_prcm)(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass); + +u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass) +{ + BUG_ON(!_omap2_set_prcm); + return _omap2_set_prcm(dpll_ctrl_val, sdrc_rfr_val, bypass); +} + +#ifdef CONFIG_SOC_OMAP2420 +static int __init omap242x_sram_init(void) +{ + _omap2_sram_ddr_init = omap_sram_push(omap242x_sram_ddr_init, + omap242x_sram_ddr_init_sz); + + _omap2_sram_reprogram_sdrc = omap_sram_push(omap242x_sram_reprogram_sdrc, + omap242x_sram_reprogram_sdrc_sz); + + _omap2_set_prcm = omap_sram_push(omap242x_sram_set_prcm, + omap242x_sram_set_prcm_sz); + + return 0; +} +#else +static inline int omap242x_sram_init(void) +{ + return 0; +} +#endif + +#ifdef CONFIG_SOC_OMAP2430 +static int __init omap243x_sram_init(void) +{ + _omap2_sram_ddr_init = omap_sram_push(omap243x_sram_ddr_init, + omap243x_sram_ddr_init_sz); + + _omap2_sram_reprogram_sdrc = omap_sram_push(omap243x_sram_reprogram_sdrc, + omap243x_sram_reprogram_sdrc_sz); + + _omap2_set_prcm = omap_sram_push(omap243x_sram_set_prcm, + omap243x_sram_set_prcm_sz); + + return 0; +} +#else +static inline int omap243x_sram_init(void) +{ + return 0; +} +#endif + +#ifdef CONFIG_ARCH_OMAP3 + +static u32 (*_omap3_sram_configure_core_dpll)( + u32 m2, u32 unlock_dll, u32 f, u32 inc, + u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, + u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, + u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, + u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1); + +u32 omap3_configure_core_dpll(u32 m2, u32 unlock_dll, u32 f, u32 inc, + u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, + u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, + u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, + u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1) +{ + BUG_ON(!_omap3_sram_configure_core_dpll); + return _omap3_sram_configure_core_dpll( + m2, unlock_dll, f, inc, + sdrc_rfr_ctrl_0, sdrc_actim_ctrl_a_0, + sdrc_actim_ctrl_b_0, sdrc_mr_0, + sdrc_rfr_ctrl_1, sdrc_actim_ctrl_a_1, + sdrc_actim_ctrl_b_1, sdrc_mr_1); +} + +void omap3_sram_restore_context(void) +{ + omap_sram_reset(); + + _omap3_sram_configure_core_dpll = + omap_sram_push(omap3_sram_configure_core_dpll, + omap3_sram_configure_core_dpll_sz); + omap_push_sram_idle(); +} + +static inline int omap34xx_sram_init(void) +{ + omap3_sram_restore_context(); + return 0; +} +#else +static inline int omap34xx_sram_init(void) +{ + return 0; +} +#endif /* CONFIG_ARCH_OMAP3 */ + +static inline int am33xx_sram_init(void) +{ + return 0; +} + +int __init omap_sram_init(void) +{ + omap_detect_sram(); + omap2_map_sram(); + + if (cpu_is_omap242x()) + omap242x_sram_init(); + else if (cpu_is_omap2430()) + omap243x_sram_init(); + else if (soc_is_am33xx()) + am33xx_sram_init(); + else if (cpu_is_omap34xx()) + omap34xx_sram_init(); + + return 0; +} diff --git a/arch/arm/mach-omap2/sram.h b/arch/arm/mach-omap2/sram.h new file mode 100644 index 0000000..ca7277c --- /dev/null +++ b/arch/arm/mach-omap2/sram.h @@ -0,0 +1,83 @@ +/* + * Interface for functions that need to be run in internal SRAM + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ASSEMBLY__ +#include <plat/sram.h> + +extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, + u32 base_cs, u32 force_unlock); +extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, + u32 mem_type); +extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass); + +extern u32 omap3_configure_core_dpll( + u32 m2, u32 unlock_dll, u32 f, u32 inc, + u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, + u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, + u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, + u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1); +extern void omap3_sram_restore_context(void); + +/* Do not use these */ +extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl); +extern unsigned long omap24xx_sram_reprogram_clock_sz; + +extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, + u32 base_cs, u32 force_unlock); +extern unsigned long omap242x_sram_ddr_init_sz; + +extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, + int bypass); +extern unsigned long omap242x_sram_set_prcm_sz; + +extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, + u32 mem_type); +extern unsigned long omap242x_sram_reprogram_sdrc_sz; + + +extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, + u32 base_cs, u32 force_unlock); +extern unsigned long omap243x_sram_ddr_init_sz; + +extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, + int bypass); +extern unsigned long omap243x_sram_set_prcm_sz; + +extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, + u32 mem_type); +extern unsigned long omap243x_sram_reprogram_sdrc_sz; + +extern u32 omap3_sram_configure_core_dpll( + u32 m2, u32 unlock_dll, u32 f, u32 inc, + u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, + u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, + u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, + u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1); +extern unsigned long omap3_sram_configure_core_dpll_sz; + +#ifdef CONFIG_PM +extern void omap_push_sram_idle(void); +#else +static inline void omap_push_sram_idle(void) {} +#endif /* CONFIG_PM */ + +#endif /* __ASSEMBLY__ */ + +/* + * OMAP2+: define the SRAM PA addresses. + * Used by the SRAM management code and the idle sleep code. + */ +#define OMAP2_SRAM_PA 0x40200000 +#define OMAP3_SRAM_PA 0x40200000 +#ifdef CONFIG_OMAP4_ERRATA_I688 +#define OMAP4_SRAM_PA 0x40304000 +#define OMAP4_SRAM_VA 0xfe404000 +#else +#define OMAP4_SRAM_PA 0x40300000 +#endif +#define AM33XX_SRAM_PA 0x40300000 diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 69e4663..c5bc2cb 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -43,10 +43,11 @@ #include <asm/sched_clock.h> #include <asm/arch_timer.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> +#include "omap_hwmod.h" +#include "omap_device.h" +#include <plat/counter-32k.h> #include <plat/dmtimer.h> -#include <plat/omap-pm.h> +#include "omap-pm.h" #include "soc.h" #include "common.h" @@ -559,6 +560,8 @@ static int __init omap_timer_init(struct omap_hwmod *oh, void *unused) if (timer_dev_attr) pdata->timer_capability = timer_dev_attr->timer_capability; + pdata->get_context_loss_count = omap_pm_get_dev_context_loss_count; + pdev = omap_device_build(name, id, oh, pdata, sizeof(*pdata), NULL, 0, 0); diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c index 635e109..827f54a 100644 --- a/arch/arm/mach-omap2/twl-common.c +++ b/arch/arm/mach-omap2/twl-common.c @@ -26,9 +26,6 @@ #include <linux/regulator/machine.h> #include <linux/regulator/fixed.h> -#include <plat/i2c.h> -#include <plat/usb.h> - #include "soc.h" #include "twl-common.h" #include "pm.h" diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c index 3c43449..d1dbe12 100644 --- a/arch/arm/mach-omap2/usb-host.c +++ b/arch/arm/mach-omap2/usb-host.c @@ -25,10 +25,10 @@ #include <asm/io.h> -#include <plat/usb.h> -#include <plat/omap_device.h> - +#include "soc.h" +#include "omap_device.h" #include "mux.h" +#include "usb.h" #ifdef CONFIG_MFD_OMAP_USB_HOST diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index 51da21c..7b33b37 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -25,12 +25,10 @@ #include <linux/io.h> #include <linux/usb/musb.h> -#include <plat/usb.h> -#include <plat/omap_device.h> - -#include "am35xx.h" - +#include "omap_device.h" +#include "soc.h" #include "mux.h" +#include "usb.h" static struct musb_hdrc_config musb_config = { .multipoint = 1, diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c index 805bea6..a8795ff 100644 --- a/arch/arm/mach-omap2/usb-tusb6010.c +++ b/arch/arm/mach-omap2/usb-tusb6010.c @@ -15,10 +15,11 @@ #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/export.h> +#include <linux/platform_data/usb-omap.h> #include <linux/usb/musb.h> -#include <plat/gpmc.h> +#include "gpmc.h" #include "mux.h" diff --git a/arch/arm/mach-omap2/usb.h b/arch/arm/mach-omap2/usb.h new file mode 100644 index 0000000..9b986ea --- /dev/null +++ b/arch/arm/mach-omap2/usb.h @@ -0,0 +1,82 @@ +#include <linux/platform_data/usb-omap.h> + +/* AM35x */ +/* USB 2.0 PHY Control */ +#define CONF2_PHY_GPIOMODE (1 << 23) +#define CONF2_OTGMODE (3 << 14) +#define CONF2_NO_OVERRIDE (0 << 14) +#define CONF2_FORCE_HOST (1 << 14) +#define CONF2_FORCE_DEVICE (2 << 14) +#define CONF2_FORCE_HOST_VBUS_LOW (3 << 14) +#define CONF2_SESENDEN (1 << 13) +#define CONF2_VBDTCTEN (1 << 12) +#define CONF2_REFFREQ_24MHZ (2 << 8) +#define CONF2_REFFREQ_26MHZ (7 << 8) +#define CONF2_REFFREQ_13MHZ (6 << 8) +#define CONF2_REFFREQ (0xf << 8) +#define CONF2_PHYCLKGD (1 << 7) +#define CONF2_VBUSSENSE (1 << 6) +#define CONF2_PHY_PLLON (1 << 5) +#define CONF2_RESET (1 << 4) +#define CONF2_PHYPWRDN (1 << 3) +#define CONF2_OTGPWRDN (1 << 2) +#define CONF2_DATPOL (1 << 1) + +/* TI81XX specific definitions */ +#define USBCTRL0 0x620 +#define USBSTAT0 0x624 + +/* TI816X PHY controls bits */ +#define TI816X_USBPHY0_NORMAL_MODE (1 << 0) +#define TI816X_USBPHY_REFCLK_OSC (1 << 8) + +/* TI814X PHY controls bits */ +#define USBPHY_CM_PWRDN (1 << 0) +#define USBPHY_OTG_PWRDN (1 << 1) +#define USBPHY_CHGDET_DIS (1 << 2) +#define USBPHY_CHGDET_RSTRT (1 << 3) +#define USBPHY_SRCONDM (1 << 4) +#define USBPHY_SINKONDP (1 << 5) +#define USBPHY_CHGISINK_EN (1 << 6) +#define USBPHY_CHGVSRC_EN (1 << 7) +#define USBPHY_DMPULLUP (1 << 8) +#define USBPHY_DPPULLUP (1 << 9) +#define USBPHY_CDET_EXTCTL (1 << 10) +#define USBPHY_GPIO_MODE (1 << 12) +#define USBPHY_DPOPBUFCTL (1 << 13) +#define USBPHY_DMOPBUFCTL (1 << 14) +#define USBPHY_DPINPUT (1 << 15) +#define USBPHY_DMINPUT (1 << 16) +#define USBPHY_DPGPIO_PD (1 << 17) +#define USBPHY_DMGPIO_PD (1 << 18) +#define USBPHY_OTGVDET_EN (1 << 19) +#define USBPHY_OTGSESSEND_EN (1 << 20) +#define USBPHY_DATA_POLARITY (1 << 23) + +struct usbhs_omap_board_data { + enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; + + /* have to be valid if phy_reset is true and portx is in phy mode */ + int reset_gpio_port[OMAP3_HS_USB_PORTS]; + + /* Set this to true for ES2.x silicon */ + unsigned es2_compatibility:1; + + unsigned phy_reset:1; + + /* + * Regulators for USB PHYs. + * Each PHY can have a separate regulator. + */ + struct regulator *regulator[OMAP3_HS_USB_PORTS]; +}; + +extern void usb_musb_init(struct omap_musb_board_data *board_data); +extern void usbhs_init(const struct usbhs_omap_board_data *pdata); + +extern void am35x_musb_reset(void); +extern void am35x_musb_phy_power(u8 on); +extern void am35x_musb_clear_irq(void); +extern void am35x_set_mode(u8 musb_mode); +extern void ti81xx_musb_phy_power(u8 on); + diff --git a/arch/arm/mach-omap2/wd_timer.c b/arch/arm/mach-omap2/wd_timer.c index b2f1c67..f6b6c37 100644 --- a/arch/arm/mach-omap2/wd_timer.c +++ b/arch/arm/mach-omap2/wd_timer.c @@ -11,7 +11,7 @@ #include <linux/io.h> #include <linux/err.h> -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" #include "wd_timer.h" #include "common.h" diff --git a/arch/arm/mach-omap2/wd_timer.h b/arch/arm/mach-omap2/wd_timer.h index f6bbba7..a78f810 100644 --- a/arch/arm/mach-omap2/wd_timer.h +++ b/arch/arm/mach-omap2/wd_timer.h @@ -10,7 +10,7 @@ #ifndef __ARCH_ARM_MACH_OMAP2_WD_TIMER_H #define __ARCH_ARM_MACH_OMAP2_WD_TIMER_H -#include <plat/omap_hwmod.h> +#include "omap_hwmod.h" extern int omap2_wd_timer_disable(struct omap_hwmod *oh); extern int omap2_wd_timer_reset(struct omap_hwmod *oh); diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index dacaee0..8d88584 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -3,13 +3,12 @@ # # Common support -obj-y := common.o sram.o clock.o dma.o fb.o counter_32k.o +obj-y := sram.o dma.o fb.o counter_32k.o obj-m := obj-n := obj- := # omap_device support (OMAP2+ only at the moment) -obj-$(CONFIG_ARCH_OMAP2PLUS) += omap_device.o obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o @@ -20,4 +19,3 @@ obj-y += $(i2c-omap-m) $(i2c-omap-y) # OMAP mailbox framework obj-$(CONFIG_OMAP_MBOX_FWK) += mailbox.o -obj-$(CONFIG_OMAP_PM_NOOP) += omap-pm-noop.o diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c deleted file mode 100644 index 9d7ac20..0000000 --- a/arch/arm/plat-omap/clock.c +++ /dev/null @@ -1,544 +0,0 @@ -/* - * linux/arch/arm/plat-omap/clock.c - * - * Copyright (C) 2004 - 2008 Nokia corporation - * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> - * - * Modified for omap shared clock framework by Tony Lindgren <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/list.h> -#include <linux/errno.h> -#include <linux/export.h> -#include <linux/err.h> -#include <linux/string.h> -#include <linux/clk.h> -#include <linux/mutex.h> -#include <linux/cpufreq.h> -#include <linux/io.h> - -#include <plat/clock.h> - -static LIST_HEAD(clocks); -static DEFINE_MUTEX(clocks_mutex); -static DEFINE_SPINLOCK(clockfw_lock); - -static struct clk_functions *arch_clock; - -/* - * Standard clock functions defined in include/linux/clk.h - */ - -int clk_enable(struct clk *clk) -{ - unsigned long flags; - int ret; - - if (clk == NULL || IS_ERR(clk)) - return -EINVAL; - - if (!arch_clock || !arch_clock->clk_enable) - return -EINVAL; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = arch_clock->clk_enable(clk); - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ - unsigned long flags; - - if (clk == NULL || IS_ERR(clk)) - return; - - if (!arch_clock || !arch_clock->clk_disable) - return; - - spin_lock_irqsave(&clockfw_lock, flags); - if (clk->usecount == 0) { - pr_err("Trying disable clock %s with 0 usecount\n", - clk->name); - WARN_ON(1); - goto out; - } - - arch_clock->clk_disable(clk); - -out: - spin_unlock_irqrestore(&clockfw_lock, flags); -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - unsigned long flags; - unsigned long ret; - - if (clk == NULL || IS_ERR(clk)) - return 0; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = clk->rate; - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_get_rate); - -/* - * Optional clock functions defined in include/linux/clk.h - */ - -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - long ret; - - if (clk == NULL || IS_ERR(clk)) - return 0; - - if (!arch_clock || !arch_clock->clk_round_rate) - return 0; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = arch_clock->clk_round_rate(clk, rate); - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_round_rate); - -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - int ret = -EINVAL; - - if (clk == NULL || IS_ERR(clk)) - return ret; - - if (!arch_clock || !arch_clock->clk_set_rate) - return ret; - - spin_lock_irqsave(&clockfw_lock, flags); - ret = arch_clock->clk_set_rate(clk, rate); - if (ret == 0) - propagate_rate(clk); - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_set_rate); - -int clk_set_parent(struct clk *clk, struct clk *parent) -{ - unsigned long flags; - int ret = -EINVAL; - - if (clk == NULL || IS_ERR(clk) || parent == NULL || IS_ERR(parent)) - return ret; - - if (!arch_clock || !arch_clock->clk_set_parent) - return ret; - - spin_lock_irqsave(&clockfw_lock, flags); - if (clk->usecount == 0) { - ret = arch_clock->clk_set_parent(clk, parent); - if (ret == 0) - propagate_rate(clk); - } else - ret = -EBUSY; - spin_unlock_irqrestore(&clockfw_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_set_parent); - -struct clk *clk_get_parent(struct clk *clk) -{ - return clk->parent; -} -EXPORT_SYMBOL(clk_get_parent); - -/* - * OMAP specific clock functions shared between omap1 and omap2 - */ - -int __initdata mpurate; - -/* - * By default we use the rate set by the bootloader. - * You can override this with mpurate= cmdline option. - */ -static int __init omap_clk_setup(char *str) -{ - get_option(&str, &mpurate); - - if (!mpurate) - return 1; - - if (mpurate < 1000) - mpurate *= 1000000; - - return 1; -} -__setup("mpurate=", omap_clk_setup); - -/* Used for clocks that always have same value as the parent clock */ -unsigned long followparent_recalc(struct clk *clk) -{ - return clk->parent->rate; -} - -/* - * Used for clocks that have the same value as the parent clock, - * divided by some factor - */ -unsigned long omap_fixed_divisor_recalc(struct clk *clk) -{ - WARN_ON(!clk->fixed_div); - - return clk->parent->rate / clk->fixed_div; -} - -void clk_reparent(struct clk *child, struct clk *parent) -{ - list_del_init(&child->sibling); - if (parent) - list_add(&child->sibling, &parent->children); - child->parent = parent; - - /* now do the debugfs renaming to reattach the child - to the proper parent */ -} - -/* Propagate rate to children */ -void propagate_rate(struct clk *tclk) -{ - struct clk *clkp; - - list_for_each_entry(clkp, &tclk->children, sibling) { - if (clkp->recalc) - clkp->rate = clkp->recalc(clkp); - propagate_rate(clkp); - } -} - -static LIST_HEAD(root_clks); - -/** - * recalculate_root_clocks - recalculate and propagate all root clocks - * - * Recalculates all root clocks (clocks with no parent), which if the - * clock's .recalc is set correctly, should also propagate their rates. - * Called at init. - */ -void recalculate_root_clocks(void) -{ - struct clk *clkp; - - list_for_each_entry(clkp, &root_clks, sibling) { - if (clkp->recalc) - clkp->rate = clkp->recalc(clkp); - propagate_rate(clkp); - } -} - -/** - * clk_preinit - initialize any fields in the struct clk before clk init - * @clk: struct clk * to initialize - * - * Initialize any struct clk fields needed before normal clk initialization - * can run. No return value. - */ -void clk_preinit(struct clk *clk) -{ - INIT_LIST_HEAD(&clk->children); -} - -int clk_register(struct clk *clk) -{ - if (clk == NULL || IS_ERR(clk)) - return -EINVAL; - - /* - * trap out already registered clocks - */ - if (clk->node.next || clk->node.prev) - return 0; - - mutex_lock(&clocks_mutex); - if (clk->parent) - list_add(&clk->sibling, &clk->parent->children); - else - list_add(&clk->sibling, &root_clks); - - list_add(&clk->node, &clocks); - if (clk->init) - clk->init(clk); - mutex_unlock(&clocks_mutex); - - return 0; -} -EXPORT_SYMBOL(clk_register); - -void clk_unregister(struct clk *clk) -{ - if (clk == NULL || IS_ERR(clk)) - return; - - mutex_lock(&clocks_mutex); - list_del(&clk->sibling); - list_del(&clk->node); - mutex_unlock(&clocks_mutex); -} -EXPORT_SYMBOL(clk_unregister); - -void clk_enable_init_clocks(void) -{ - struct clk *clkp; - - list_for_each_entry(clkp, &clocks, node) { - if (clkp->flags & ENABLE_ON_INIT) - clk_enable(clkp); - } -} - -int omap_clk_enable_autoidle_all(void) -{ - struct clk *c; - unsigned long flags; - - spin_lock_irqsave(&clockfw_lock, flags); - - list_for_each_entry(c, &clocks, node) - if (c->ops->allow_idle) - c->ops->allow_idle(c); - - spin_unlock_irqrestore(&clockfw_lock, flags); - - return 0; -} - -int omap_clk_disable_autoidle_all(void) -{ - struct clk *c; - unsigned long flags; - - spin_lock_irqsave(&clockfw_lock, flags); - - list_for_each_entry(c, &clocks, node) - if (c->ops->deny_idle) - c->ops->deny_idle(c); - - spin_unlock_irqrestore(&clockfw_lock, flags); - - return 0; -} - -/* - * Low level helpers - */ -static int clkll_enable_null(struct clk *clk) -{ - return 0; -} - -static void clkll_disable_null(struct clk *clk) -{ -} - -const struct clkops clkops_null = { - .enable = clkll_enable_null, - .disable = clkll_disable_null, -}; - -/* - * Dummy clock - * - * Used for clock aliases that are needed on some OMAPs, but not others - */ -struct clk dummy_ck = { - .name = "dummy", - .ops = &clkops_null, -}; - -/* - * - */ - -#ifdef CONFIG_OMAP_RESET_CLOCKS -/* - * Disable any unused clocks left on by the bootloader - */ -static int __init clk_disable_unused(void) -{ - struct clk *ck; - unsigned long flags; - - if (!arch_clock || !arch_clock->clk_disable_unused) - return 0; - - pr_info("clock: disabling unused clocks to save power\n"); - - spin_lock_irqsave(&clockfw_lock, flags); - list_for_each_entry(ck, &clocks, node) { - if (ck->ops == &clkops_null) - continue; - - if (ck->usecount > 0 || !ck->enable_reg) - continue; - - arch_clock->clk_disable_unused(ck); - } - spin_unlock_irqrestore(&clockfw_lock, flags); - - return 0; -} -late_initcall(clk_disable_unused); -late_initcall(omap_clk_enable_autoidle_all); -#endif - -int __init clk_init(struct clk_functions * custom_clocks) -{ - if (!custom_clocks) { - pr_err("No custom clock functions registered\n"); - BUG(); - } - - arch_clock = custom_clocks; - - return 0; -} - -#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) -/* - * debugfs support to trace clock tree hierarchy and attributes - */ - -#include <linux/debugfs.h> -#include <linux/seq_file.h> - -static struct dentry *clk_debugfs_root; - -static int clk_dbg_show_summary(struct seq_file *s, void *unused) -{ - struct clk *c; - struct clk *pa; - - mutex_lock(&clocks_mutex); - seq_printf(s, "%-30s %-30s %-10s %s\n", - "clock-name", "parent-name", "rate", "use-count"); - - list_for_each_entry(c, &clocks, node) { - pa = c->parent; - seq_printf(s, "%-30s %-30s %-10lu %d\n", - c->name, pa ? pa->name : "none", c->rate, c->usecount); - } - mutex_unlock(&clocks_mutex); - - return 0; -} - -static int clk_dbg_open(struct inode *inode, struct file *file) -{ - return single_open(file, clk_dbg_show_summary, inode->i_private); -} - -static const struct file_operations debug_clock_fops = { - .open = clk_dbg_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int clk_debugfs_register_one(struct clk *c) -{ - int err; - struct dentry *d; - struct clk *pa = c->parent; - - d = debugfs_create_dir(c->name, pa ? pa->dent : clk_debugfs_root); - if (!d) - return -ENOMEM; - c->dent = d; - - d = debugfs_create_u8("usecount", S_IRUGO, c->dent, (u8 *)&c->usecount); - if (!d) { - err = -ENOMEM; - goto err_out; - } - d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate); - if (!d) { - err = -ENOMEM; - goto err_out; - } - d = debugfs_create_x32("flags", S_IRUGO, c->dent, (u32 *)&c->flags); - if (!d) { - err = -ENOMEM; - goto err_out; - } - return 0; - -err_out: - debugfs_remove_recursive(c->dent); - return err; -} - -static int clk_debugfs_register(struct clk *c) -{ - int err; - struct clk *pa = c->parent; - - if (pa && !pa->dent) { - err = clk_debugfs_register(pa); - if (err) - return err; - } - - if (!c->dent) { - err = clk_debugfs_register_one(c); - if (err) - return err; - } - return 0; -} - -static int __init clk_debugfs_init(void) -{ - struct clk *c; - struct dentry *d; - int err; - - d = debugfs_create_dir("clock", NULL); - if (!d) - return -ENOMEM; - clk_debugfs_root = d; - - list_for_each_entry(c, &clocks, node) { - err = clk_debugfs_register(c); - if (err) - goto err_out; - } - - d = debugfs_create_file("summary", S_IRUGO, - d, NULL, &debug_clock_fops); - if (!d) - return -ENOMEM; - - return 0; -err_out: - debugfs_remove_recursive(clk_debugfs_root); - return err; -} -late_initcall(clk_debugfs_init); - -#endif /* defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) */ diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c deleted file mode 100644 index 111315a..0000000 --- a/arch/arm/plat-omap/common.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * linux/arch/arm/plat-omap/common.c - * - * Code common to all OMAP machines. - * The file is created by Tony Lindgren <tony@atomide.com> - * - * Copyright (C) 2009 Texas Instruments - * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/dma-mapping.h> - -#include <plat/common.h> -#include <plat/vram.h> -#include <linux/platform_data/dsp-omap.h> -#include <plat/dma.h> - -#include <plat/omap-secure.h> - -void __init omap_reserve(void) -{ - omap_vram_reserve_sdram_memblock(); - omap_dsp_reserve_sdram_memblock(); - omap_secure_ram_reserve_memblock(); - omap_barrier_reserve_memblock(); -} - -void __init omap_init_consistent_dma_size(void) -{ -#ifdef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE - init_consistent_dma_size(CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE << 20); -#endif -} - -/* - * Stub function for OMAP2 so that common files - * continue to build when custom builds are used - */ -int __weak omap_secure_ram_reserve_memblock(void) -{ - return 0; -} diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index 87ba8dd..f3771cd 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -22,9 +22,6 @@ #include <asm/mach/time.h> #include <asm/sched_clock.h> -#include <plat/common.h> -#include <plat/clock.h> - /* OMAP2_32KSYNCNT_CR_OFF: offset of 32ksync counter register */ #define OMAP2_32KSYNCNT_REV_OFF 0x0 #define OMAP2_32KSYNCNT_REV_SCHEME (0x3 << 30) diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c index 5a4678e..a609e21 100644 --- a/arch/arm/plat-omap/debug-devices.c +++ b/arch/arm/plat-omap/debug-devices.c @@ -15,8 +15,7 @@ #include <linux/io.h> #include <linux/smc91x.h> -#include <mach/hardware.h> -#include "../mach-omap2/debug-devices.h" +#include <plat/debug-devices.h> /* Many OMAP development platforms reuse the same "debug board"; these * platforms include H2, H3, H4, and Perseus2. diff --git a/arch/arm/plat-omap/debug-leds.c b/arch/arm/plat-omap/debug-leds.c index ea29bbe..c43ea21 100644 --- a/arch/arm/plat-omap/debug-leds.c +++ b/arch/arm/plat-omap/debug-leds.c @@ -17,16 +17,33 @@ #include <linux/platform_data/gpio-omap.h> #include <linux/slab.h> -#include <mach/hardware.h> #include <asm/mach-types.h> -#include <plat/fpga.h> - /* Many OMAP development platforms reuse the same "debug board"; these * platforms include H2, H3, H4, and Perseus2. There are 16 LEDs on the * debug board (all green), accessed through FPGA registers. */ +/* NOTE: most boards don't have a static mapping for the FPGA ... */ +struct h2p2_dbg_fpga { + /* offset 0x00 */ + u16 smc91x[8]; + /* offset 0x10 */ + u16 fpga_rev; + u16 board_rev; + u16 gpio_outputs; + u16 leds; + /* offset 0x18 */ + u16 misc_inputs; + u16 lan_status; + u16 lan_reset; + u16 reserved0; + /* offset 0x20 */ + u16 ps2_data; + u16 ps2_ctrl; + /* plus also 4 rs232 ports ... */ +}; + static struct h2p2_dbg_fpga __iomem *fpga; static u16 fpga_led_state; diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index c76ed8b..c288b76 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -36,9 +36,7 @@ #include <linux/slab.h> #include <linux/delay.h> -#include <plat/cpu.h> -#include <plat/dma.h> -#include <plat/tc.h> +#include <plat-omap/dma-omap.h> /* * MAX_LOGICAL_DMA_CH_COUNT: the maximum number of logical DMA @@ -175,12 +173,13 @@ static inline void set_gdma_dev(int req, int dev) #define omap_writel(val, reg) do {} while (0) #endif +#ifdef CONFIG_ARCH_OMAP1 void omap_set_dma_priority(int lch, int dst_port, int priority) { unsigned long reg; u32 l; - if (cpu_class_is_omap1()) { + if (dma_omap1()) { switch (dst_port) { case OMAP_DMA_PORT_OCP_T1: /* FFFECC00 */ reg = OMAP_TC_OCPT1_PRIOR; @@ -203,18 +202,22 @@ void omap_set_dma_priority(int lch, int dst_port, int priority) l |= (priority & 0xf) << 8; omap_writel(l, reg); } +} +#endif - if (cpu_class_is_omap2()) { - u32 ccr; +#ifdef CONFIG_ARCH_OMAP2PLUS +void omap_set_dma_priority(int lch, int dst_port, int priority) +{ + u32 ccr; - ccr = p->dma_read(CCR, lch); - if (priority) - ccr |= (1 << 6); - else - ccr &= ~(1 << 6); - p->dma_write(ccr, CCR, lch); - } + ccr = p->dma_read(CCR, lch); + if (priority) + ccr |= (1 << 6); + else + ccr &= ~(1 << 6); + p->dma_write(ccr, CCR, lch); } +#endif EXPORT_SYMBOL(omap_set_dma_priority); void omap_set_dma_transfer_params(int lch, int data_type, int elem_count, @@ -228,7 +231,7 @@ void omap_set_dma_transfer_params(int lch, int data_type, int elem_count, l |= data_type; p->dma_write(l, CSDP, lch); - if (cpu_class_is_omap1()) { + if (dma_omap1()) { u16 ccr; ccr = p->dma_read(CCR, lch); @@ -244,7 +247,7 @@ void omap_set_dma_transfer_params(int lch, int data_type, int elem_count, p->dma_write(ccr, CCR2, lch); } - if (cpu_class_is_omap2() && dma_trigger) { + if (dma_omap2plus() && dma_trigger) { u32 val; val = p->dma_read(CCR, lch); @@ -284,7 +287,7 @@ void omap_set_dma_color_mode(int lch, enum omap_dma_color_mode mode, u32 color) { BUG_ON(omap_dma_in_1510_mode()); - if (cpu_class_is_omap1()) { + if (dma_omap1()) { u16 w; w = p->dma_read(CCR2, lch); @@ -314,7 +317,7 @@ void omap_set_dma_color_mode(int lch, enum omap_dma_color_mode mode, u32 color) p->dma_write(w, LCH_CTRL, lch); } - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { u32 val; val = p->dma_read(CCR, lch); @@ -342,7 +345,7 @@ EXPORT_SYMBOL(omap_set_dma_color_mode); void omap_set_dma_write_mode(int lch, enum omap_dma_write_mode mode) { - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { u32 csdp; csdp = p->dma_read(CSDP, lch); @@ -355,7 +358,7 @@ EXPORT_SYMBOL(omap_set_dma_write_mode); void omap_set_dma_channel_mode(int lch, enum omap_dma_channel_mode mode) { - if (cpu_class_is_omap1() && !cpu_is_omap15xx()) { + if (dma_omap1() && !dma_omap15xx()) { u32 l; l = p->dma_read(LCH_CTRL, lch); @@ -373,7 +376,7 @@ void omap_set_dma_src_params(int lch, int src_port, int src_amode, { u32 l; - if (cpu_class_is_omap1()) { + if (dma_omap1()) { u16 w; w = p->dma_read(CSDP, lch); @@ -415,7 +418,7 @@ EXPORT_SYMBOL(omap_set_dma_params); void omap_set_dma_src_index(int lch, int eidx, int fidx) { - if (cpu_class_is_omap2()) + if (dma_omap2plus()) return; p->dma_write(eidx, CSEI, lch); @@ -447,13 +450,13 @@ void omap_set_dma_src_burst_mode(int lch, enum omap_dma_burst_mode burst_mode) case OMAP_DMA_DATA_BURST_DIS: break; case OMAP_DMA_DATA_BURST_4: - if (cpu_class_is_omap2()) + if (dma_omap2plus()) burst = 0x1; else burst = 0x2; break; case OMAP_DMA_DATA_BURST_8: - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { burst = 0x2; break; } @@ -463,7 +466,7 @@ void omap_set_dma_src_burst_mode(int lch, enum omap_dma_burst_mode burst_mode) * fall through */ case OMAP_DMA_DATA_BURST_16: - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { burst = 0x3; break; } @@ -487,7 +490,7 @@ void omap_set_dma_dest_params(int lch, int dest_port, int dest_amode, { u32 l; - if (cpu_class_is_omap1()) { + if (dma_omap1()) { l = p->dma_read(CSDP, lch); l &= ~(0x1f << 9); l |= dest_port << 9; @@ -508,7 +511,7 @@ EXPORT_SYMBOL(omap_set_dma_dest_params); void omap_set_dma_dest_index(int lch, int eidx, int fidx) { - if (cpu_class_is_omap2()) + if (dma_omap2plus()) return; p->dma_write(eidx, CDEI, lch); @@ -540,19 +543,19 @@ void omap_set_dma_dest_burst_mode(int lch, enum omap_dma_burst_mode burst_mode) case OMAP_DMA_DATA_BURST_DIS: break; case OMAP_DMA_DATA_BURST_4: - if (cpu_class_is_omap2()) + if (dma_omap2plus()) burst = 0x1; else burst = 0x2; break; case OMAP_DMA_DATA_BURST_8: - if (cpu_class_is_omap2()) + if (dma_omap2plus()) burst = 0x2; else burst = 0x3; break; case OMAP_DMA_DATA_BURST_16: - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { burst = 0x3; break; } @@ -573,7 +576,7 @@ EXPORT_SYMBOL(omap_set_dma_dest_burst_mode); static inline void omap_enable_channel_irq(int lch) { /* Clear CSR */ - if (cpu_class_is_omap1()) + if (dma_omap1()) p->dma_read(CSR, lch); else p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, lch); @@ -587,7 +590,7 @@ static inline void omap_disable_channel_irq(int lch) /* disable channel interrupts */ p->dma_write(0, CICR, lch); /* Clear CSR */ - if (cpu_class_is_omap1()) + if (dma_omap1()) p->dma_read(CSR, lch); else p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, lch); @@ -611,7 +614,7 @@ static inline void enable_lnk(int lch) l = p->dma_read(CLNK_CTRL, lch); - if (cpu_class_is_omap1()) + if (dma_omap1()) l &= ~(1 << 14); /* Set the ENABLE_LNK bits */ @@ -619,7 +622,7 @@ static inline void enable_lnk(int lch) l = dma_chan[lch].next_lch | (1 << 15); #ifndef CONFIG_ARCH_OMAP1 - if (cpu_class_is_omap2()) + if (dma_omap2plus()) if (dma_chan[lch].next_linked_ch != -1) l = dma_chan[lch].next_linked_ch | (1 << 15); #endif @@ -636,12 +639,12 @@ static inline void disable_lnk(int lch) /* Disable interrupts */ omap_disable_channel_irq(lch); - if (cpu_class_is_omap1()) { + if (dma_omap1()) { /* Set the STOP_LNK bit */ l |= 1 << 14; } - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { /* Clear the ENABLE_LNK bit */ l &= ~(1 << 15); } @@ -655,7 +658,7 @@ static inline void omap2_enable_irq_lch(int lch) u32 val; unsigned long flags; - if (!cpu_class_is_omap2()) + if (dma_omap1()) return; spin_lock_irqsave(&dma_chan_lock, flags); @@ -673,7 +676,7 @@ static inline void omap2_disable_irq_lch(int lch) u32 val; unsigned long flags; - if (!cpu_class_is_omap2()) + if (dma_omap1()) return; spin_lock_irqsave(&dma_chan_lock, flags); @@ -712,7 +715,7 @@ int omap_request_dma(int dev_id, const char *dev_name, if (p->clear_lch_regs) p->clear_lch_regs(free_ch); - if (cpu_class_is_omap2()) + if (dma_omap2plus()) omap_clear_dma(free_ch); spin_unlock_irqrestore(&dma_chan_lock, flags); @@ -723,7 +726,7 @@ int omap_request_dma(int dev_id, const char *dev_name, chan->flags = 0; #ifndef CONFIG_ARCH_OMAP1 - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { chan->chain_id = -1; chan->next_linked_ch = -1; } @@ -731,13 +734,13 @@ int omap_request_dma(int dev_id, const char *dev_name, chan->enabled_irqs = OMAP_DMA_DROP_IRQ | OMAP_DMA_BLOCK_IRQ; - if (cpu_class_is_omap1()) + if (dma_omap1()) chan->enabled_irqs |= OMAP1_DMA_TOUT_IRQ; - else if (cpu_class_is_omap2()) + else if (dma_omap2plus()) chan->enabled_irqs |= OMAP2_DMA_MISALIGNED_ERR_IRQ | OMAP2_DMA_TRANS_ERR_IRQ; - if (cpu_is_omap16xx()) { + if (dma_omap16xx()) { /* If the sync device is set, configure it dynamically. */ if (dev_id != 0) { set_gdma_dev(free_ch + 1, dev_id); @@ -748,11 +751,11 @@ int omap_request_dma(int dev_id, const char *dev_name, * id. */ p->dma_write(dev_id | (1 << 10), CCR, free_ch); - } else if (cpu_is_omap7xx() || cpu_is_omap15xx()) { + } else if (dma_omap1()) { p->dma_write(dev_id, CCR, free_ch); } - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { omap_enable_channel_irq(free_ch); omap2_enable_irq_lch(free_ch); } @@ -774,7 +777,7 @@ void omap_free_dma(int lch) } /* Disable interrupt for logical channel */ - if (cpu_class_is_omap2()) + if (dma_omap2plus()) omap2_disable_irq_lch(lch); /* Disable all DMA interrupts for the channel. */ @@ -784,7 +787,7 @@ void omap_free_dma(int lch) p->dma_write(0, CCR, lch); /* Clear registers */ - if (cpu_class_is_omap2()) + if (dma_omap2plus()) omap_clear_dma(lch); spin_lock_irqsave(&dma_chan_lock, flags); @@ -810,7 +813,7 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) { u32 reg; - if (!cpu_class_is_omap2()) { + if (dma_omap1()) { printk(KERN_ERR "FIXME: no %s on 15xx/16xx\n", __func__); return; } @@ -849,7 +852,7 @@ omap_dma_set_prio_lch(int lch, unsigned char read_prio, } l = p->dma_read(CCR, lch); l &= ~((1 << 6) | (1 << 26)); - if (cpu_class_is_omap2() && !cpu_is_omap242x()) + if (d->dev_caps & IS_RW_PRIORITY) l |= ((read_prio & 0x1) << 6) | ((write_prio & 0x1) << 26); else l |= ((read_prio & 0x1) << 6); @@ -882,7 +885,7 @@ void omap_start_dma(int lch) * The CPC/CDAC register needs to be initialized to zero * before starting dma transfer. */ - if (cpu_is_omap15xx()) + if (dma_omap15xx()) p->dma_write(0, CPC, lch); else p->dma_write(0, CDAC, lch); @@ -1045,7 +1048,7 @@ dma_addr_t omap_get_dma_src_pos(int lch) { dma_addr_t offset = 0; - if (cpu_is_omap15xx()) + if (dma_omap15xx()) offset = p->dma_read(CPC, lch); else offset = p->dma_read(CSAC, lch); @@ -1053,7 +1056,7 @@ dma_addr_t omap_get_dma_src_pos(int lch) if (IS_DMA_ERRATA(DMA_ERRATA_3_3) && offset == 0) offset = p->dma_read(CSAC, lch); - if (!cpu_is_omap15xx()) { + if (!dma_omap15xx()) { /* * CDAC == 0 indicates that the DMA transfer on the channel has * not been started (no data has been transferred so far). @@ -1065,7 +1068,7 @@ dma_addr_t omap_get_dma_src_pos(int lch) offset = p->dma_read(CSSA, lch); } - if (cpu_class_is_omap1()) + if (dma_omap1()) offset |= (p->dma_read(CSSA, lch) & 0xFFFF0000); return offset; @@ -1084,7 +1087,7 @@ dma_addr_t omap_get_dma_dst_pos(int lch) { dma_addr_t offset = 0; - if (cpu_is_omap15xx()) + if (dma_omap15xx()) offset = p->dma_read(CPC, lch); else offset = p->dma_read(CDAC, lch); @@ -1093,7 +1096,7 @@ dma_addr_t omap_get_dma_dst_pos(int lch) * omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is * read before the DMA controller finished disabling the channel. */ - if (!cpu_is_omap15xx() && offset == 0) { + if (!dma_omap15xx() && offset == 0) { offset = p->dma_read(CDAC, lch); /* * CDAC == 0 indicates that the DMA transfer on the channel has @@ -1104,7 +1107,7 @@ dma_addr_t omap_get_dma_dst_pos(int lch) offset = p->dma_read(CDSA, lch); } - if (cpu_class_is_omap1()) + if (dma_omap1()) offset |= (p->dma_read(CDSA, lch) & 0xFFFF0000); return offset; @@ -1121,7 +1124,7 @@ int omap_dma_running(void) { int lch; - if (cpu_class_is_omap1()) + if (dma_omap1()) if (omap_lcd_dma_running()) return 1; @@ -2024,7 +2027,7 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) dma_chan = d->chan; enable_1510_mode = d->dev_caps & ENABLE_1510_MODE; - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { dma_linked_lch = kzalloc(sizeof(struct dma_link_info) * dma_lch_count, GFP_KERNEL); if (!dma_linked_lch) { @@ -2036,7 +2039,7 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) spin_lock_init(&dma_chan_lock); for (ch = 0; ch < dma_chan_count; ch++) { omap_clear_dma(ch); - if (cpu_class_is_omap2()) + if (dma_omap2plus()) omap2_disable_irq_lch(ch); dma_chan[ch].dev_id = -1; @@ -2045,7 +2048,7 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) if (ch >= 6 && enable_1510_mode) continue; - if (cpu_class_is_omap1()) { + if (dma_omap1()) { /* * request_irq() doesn't like dev_id (ie. ch) being * zero, so we have to kludge around this. @@ -2070,11 +2073,11 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) } } - if (cpu_class_is_omap2() && !cpu_is_omap242x()) + if (d->dev_caps & IS_RW_PRIORITY) omap_dma_set_global_params(DMA_DEFAULT_ARB_RATE, DMA_DEFAULT_FIFO_DEPTH, 0); - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { strcpy(irq_name, "0"); dma_irq = platform_get_irq_byname(pdev, irq_name); if (dma_irq < 0) { @@ -2089,9 +2092,8 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) } } - /* reserve dma channels 0 and 1 in high security devices */ - if (cpu_is_omap34xx() && - (omap_type() != OMAP2_DEVICE_TYPE_GP)) { + /* reserve dma channels 0 and 1 in high security devices on 34xx */ + if (d->dev_caps & HS_CHANNELS_RESERVED) { pr_info("Reserving DMA channels 0 and 1 for HS ROM code\n"); dma_chan[0].dev_id = 0; dma_chan[1].dev_id = 1; @@ -2118,7 +2120,7 @@ static int __devexit omap_system_dma_remove(struct platform_device *pdev) { int dma_irq; - if (cpu_class_is_omap2()) { + if (dma_omap2plus()) { char irq_name[4]; strcpy(irq_name, "0"); dma_irq = platform_get_irq_byname(pdev, irq_name); diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 938b50a..82231a7 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -42,9 +42,6 @@ #include <linux/pm_runtime.h> #include <plat/dmtimer.h> -#include <plat/omap-pm.h> - -#include <mach/hardware.h> static u32 omap_reserved_systimers; static LIST_HEAD(omap_timer_list); @@ -271,7 +268,7 @@ int omap_dm_timer_get_irq(struct omap_dm_timer *timer) EXPORT_SYMBOL_GPL(omap_dm_timer_get_irq); #if defined(CONFIG_ARCH_OMAP1) - +#include <mach/hardware.h> /** * omap_dm_timer_modify_idlect_mask - Check if any running timers use ARMXOR * @inputmask: current value of idlect mask @@ -348,7 +345,8 @@ int omap_dm_timer_start(struct omap_dm_timer *timer) omap_dm_timer_enable(timer); if (!(timer->capability & OMAP_TIMER_ALWON)) { - if (omap_pm_get_dev_context_loss_count(&timer->pdev->dev) != + if (timer->get_context_loss_count && + timer->get_context_loss_count(&timer->pdev->dev) != timer->ctx_loss_count) omap_timer_restore_context(timer); } @@ -377,9 +375,11 @@ int omap_dm_timer_stop(struct omap_dm_timer *timer) __omap_dm_timer_stop(timer, timer->posted, rate); - if (!(timer->capability & OMAP_TIMER_ALWON)) - timer->ctx_loss_count = - omap_pm_get_dev_context_loss_count(&timer->pdev->dev); + if (!(timer->capability & OMAP_TIMER_ALWON)) { + if (timer->get_context_loss_count) + timer->ctx_loss_count = + timer->get_context_loss_count(&timer->pdev->dev); + } /* * Since the register values are computed and written within @@ -495,7 +495,8 @@ int omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, omap_dm_timer_enable(timer); if (!(timer->capability & OMAP_TIMER_ALWON)) { - if (omap_pm_get_dev_context_loss_count(&timer->pdev->dev) != + if (timer->get_context_loss_count && + timer->get_context_loss_count(&timer->pdev->dev) != timer->ctx_loss_count) omap_timer_restore_context(timer); } @@ -729,6 +730,7 @@ static int __devinit omap_dm_timer_probe(struct platform_device *pdev) timer->reserved = omap_dm_timer_reserved_systimer(timer->id); timer->pdev = pdev; timer->capability = pdata->timer_capability; + timer->get_context_loss_count = pdata->get_context_loss_count; /* Skip pm_runtime_enable for OMAP1 */ if (!(timer->capability & OMAP_TIMER_NEEDS_RESET)) { diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c index bcbb9d5..3a77b30 100644 --- a/arch/arm/plat-omap/fb.c +++ b/arch/arm/plat-omap/fb.c @@ -30,9 +30,69 @@ #include <linux/io.h> #include <linux/omapfb.h> -#include <mach/hardware.h> #include <asm/mach/map.h> +#include <plat/cpu.h> + +#ifdef CONFIG_OMAP2_VRFB + +/* + * The first memory resource is the register region for VRFB, + * the rest are VRFB virtual memory areas for each VRFB context. + */ + +static const struct resource omap2_vrfb_resources[] = { + DEFINE_RES_MEM_NAMED(0x68008000u, 0x40, "vrfb-regs"), + DEFINE_RES_MEM_NAMED(0x70000000u, 0x4000000, "vrfb-area-0"), + DEFINE_RES_MEM_NAMED(0x74000000u, 0x4000000, "vrfb-area-1"), + DEFINE_RES_MEM_NAMED(0x78000000u, 0x4000000, "vrfb-area-2"), + DEFINE_RES_MEM_NAMED(0x7c000000u, 0x4000000, "vrfb-area-3"), +}; + +static const struct resource omap3_vrfb_resources[] = { + DEFINE_RES_MEM_NAMED(0x6C000180u, 0xc0, "vrfb-regs"), + DEFINE_RES_MEM_NAMED(0x70000000u, 0x4000000, "vrfb-area-0"), + DEFINE_RES_MEM_NAMED(0x74000000u, 0x4000000, "vrfb-area-1"), + DEFINE_RES_MEM_NAMED(0x78000000u, 0x4000000, "vrfb-area-2"), + DEFINE_RES_MEM_NAMED(0x7c000000u, 0x4000000, "vrfb-area-3"), + DEFINE_RES_MEM_NAMED(0xe0000000u, 0x4000000, "vrfb-area-4"), + DEFINE_RES_MEM_NAMED(0xe4000000u, 0x4000000, "vrfb-area-5"), + DEFINE_RES_MEM_NAMED(0xe8000000u, 0x4000000, "vrfb-area-6"), + DEFINE_RES_MEM_NAMED(0xec000000u, 0x4000000, "vrfb-area-7"), + DEFINE_RES_MEM_NAMED(0xf0000000u, 0x4000000, "vrfb-area-8"), + DEFINE_RES_MEM_NAMED(0xf4000000u, 0x4000000, "vrfb-area-9"), + DEFINE_RES_MEM_NAMED(0xf8000000u, 0x4000000, "vrfb-area-10"), + DEFINE_RES_MEM_NAMED(0xfc000000u, 0x4000000, "vrfb-area-11"), +}; + +static int __init omap_init_vrfb(void) +{ + struct platform_device *pdev; + const struct resource *res; + unsigned int num_res; + + if (cpu_is_omap24xx()) { + res = omap2_vrfb_resources; + num_res = ARRAY_SIZE(omap2_vrfb_resources); + } else if (cpu_is_omap34xx()) { + res = omap3_vrfb_resources; + num_res = ARRAY_SIZE(omap3_vrfb_resources); + } else { + return 0; + } + + pdev = platform_device_register_resndata(NULL, "omapvrfb", -1, + res, num_res, NULL, 0); + + if (IS_ERR(pdev)) + return PTR_ERR(pdev); + else + return 0; +} + +arch_initcall(omap_init_vrfb); +#endif + #if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE) static bool omapfb_lcd_configured; diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c index a5683a8..f9df624 100644 --- a/arch/arm/plat-omap/i2c.c +++ b/arch/arm/plat-omap/i2c.c @@ -26,160 +26,18 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/i2c.h> +#include <linux/i2c-omap.h> #include <linux/slab.h> #include <linux/err.h> #include <linux/clk.h> -#include <mach/irqs.h> #include <plat/i2c.h> -#include <plat/omap_device.h> -#define OMAP_I2C_SIZE 0x3f -#define OMAP1_I2C_BASE 0xfffb3800 -#define OMAP1_INT_I2C (32 + 4) - -static const char name[] = "omap_i2c"; - -#define I2C_RESOURCE_BUILDER(base, irq) \ - { \ - .start = (base), \ - .end = (base) + OMAP_I2C_SIZE, \ - .flags = IORESOURCE_MEM, \ - }, \ - { \ - .start = (irq), \ - .flags = IORESOURCE_IRQ, \ - }, - -static struct resource i2c_resources[][2] = { - { I2C_RESOURCE_BUILDER(0, 0) }, -}; - -#define I2C_DEV_BUILDER(bus_id, res, data) \ - { \ - .id = (bus_id), \ - .name = name, \ - .num_resources = ARRAY_SIZE(res), \ - .resource = (res), \ - .dev = { \ - .platform_data = (data), \ - }, \ - } - -#define MAX_OMAP_I2C_HWMOD_NAME_LEN 16 #define OMAP_I2C_MAX_CONTROLLERS 4 static struct omap_i2c_bus_platform_data i2c_pdata[OMAP_I2C_MAX_CONTROLLERS]; -static struct platform_device omap_i2c_devices[] = { - I2C_DEV_BUILDER(1, i2c_resources[0], &i2c_pdata[0]), -}; #define OMAP_I2C_CMDLINE_SETUP (BIT(31)) -static int __init omap_i2c_nr_ports(void) -{ - int ports = 0; - - if (cpu_class_is_omap1()) - ports = 1; - else if (cpu_is_omap24xx()) - ports = 2; - else if (cpu_is_omap34xx()) - ports = 3; - else if (cpu_is_omap44xx()) - ports = 4; - - return ports; -} - -static inline int omap1_i2c_add_bus(int bus_id) -{ - struct platform_device *pdev; - struct omap_i2c_bus_platform_data *pdata; - struct resource *res; - - omap1_i2c_mux_pins(bus_id); - - pdev = &omap_i2c_devices[bus_id - 1]; - res = pdev->resource; - res[0].start = OMAP1_I2C_BASE; - res[0].end = res[0].start + OMAP_I2C_SIZE; - res[1].start = OMAP1_INT_I2C; - pdata = &i2c_pdata[bus_id - 1]; - - /* all OMAP1 have IP version 1 register set */ - pdata->rev = OMAP_I2C_IP_VERSION_1; - - /* all OMAP1 I2C are implemented like this */ - pdata->flags = OMAP_I2C_FLAG_NO_FIFO | - OMAP_I2C_FLAG_SIMPLE_CLOCK | - OMAP_I2C_FLAG_16BIT_DATA_REG | - OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK; - - /* how the cpu bus is wired up differs for 7xx only */ - - if (cpu_is_omap7xx()) - pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_1; - else - pdata->flags |= OMAP_I2C_FLAG_BUS_SHIFT_2; - - return platform_device_register(pdev); -} - - -#ifdef CONFIG_ARCH_OMAP2PLUS -static inline int omap2_i2c_add_bus(int bus_id) -{ - int l; - struct omap_hwmod *oh; - struct platform_device *pdev; - char oh_name[MAX_OMAP_I2C_HWMOD_NAME_LEN]; - struct omap_i2c_bus_platform_data *pdata; - struct omap_i2c_dev_attr *dev_attr; - - omap2_i2c_mux_pins(bus_id); - - l = snprintf(oh_name, MAX_OMAP_I2C_HWMOD_NAME_LEN, "i2c%d", bus_id); - WARN(l >= MAX_OMAP_I2C_HWMOD_NAME_LEN, - "String buffer overflow in I2C%d device setup\n", bus_id); - oh = omap_hwmod_lookup(oh_name); - if (!oh) { - pr_err("Could not look up %s\n", oh_name); - return -EEXIST; - } - - pdata = &i2c_pdata[bus_id - 1]; - /* - * pass the hwmod class's CPU-specific knowledge of I2C IP revision in - * use, and functionality implementation flags, up to the OMAP I2C - * driver via platform data - */ - pdata->rev = oh->class->rev; - - dev_attr = (struct omap_i2c_dev_attr *)oh->dev_attr; - pdata->flags = dev_attr->flags; - - pdev = omap_device_build(name, bus_id, oh, pdata, - sizeof(struct omap_i2c_bus_platform_data), - NULL, 0, 0); - WARN(IS_ERR(pdev), "Could not build omap_device for %s\n", name); - - return PTR_RET(pdev); -} -#else -static inline int omap2_i2c_add_bus(int bus_id) -{ - return 0; -} -#endif - -static int __init omap_i2c_add_bus(int bus_id) -{ - if (cpu_class_is_omap1()) - return omap1_i2c_add_bus(bus_id); - else - return omap2_i2c_add_bus(bus_id); -} - /** * omap_i2c_bus_setup - Process command line options for the I2C bus speed * @str: String of options @@ -193,12 +51,11 @@ static int __init omap_i2c_add_bus(int bus_id) */ static int __init omap_i2c_bus_setup(char *str) { - int ports; int ints[3]; - ports = omap_i2c_nr_ports(); get_options(str, 3, ints); - if (ints[0] < 2 || ints[1] < 1 || ints[1] > ports) + if (ints[0] < 2 || ints[1] < 1 || + ints[1] > OMAP_I2C_MAX_CONTROLLERS) return 0; i2c_pdata[ints[1] - 1].clkrate = ints[2]; i2c_pdata[ints[1] - 1].clkrate |= OMAP_I2C_CMDLINE_SETUP; @@ -218,7 +75,7 @@ static int __init omap_register_i2c_bus_cmdline(void) for (i = 0; i < ARRAY_SIZE(i2c_pdata); i++) if (i2c_pdata[i].clkrate & OMAP_I2C_CMDLINE_SETUP) { i2c_pdata[i].clkrate &= ~OMAP_I2C_CMDLINE_SETUP; - err = omap_i2c_add_bus(i + 1); + err = omap_i2c_add_bus(&i2c_pdata[i], i + 1); if (err) goto out; } @@ -243,7 +100,7 @@ int __init omap_register_i2c_bus(int bus_id, u32 clkrate, { int err; - BUG_ON(bus_id < 1 || bus_id > omap_i2c_nr_ports()); + BUG_ON(bus_id < 1 || bus_id > OMAP_I2C_MAX_CONTROLLERS); if (info) { err = i2c_register_board_info(bus_id, info, len); @@ -256,5 +113,5 @@ int __init omap_register_i2c_bus(int bus_id, u32 clkrate, i2c_pdata[bus_id - 1].clkrate &= ~OMAP_I2C_CMDLINE_SETUP; - return omap_i2c_add_bus(bus_id); + return omap_i2c_add_bus(&i2c_pdata[bus_id - 1], bus_id); } diff --git a/arch/arm/plat-omap/include/plat/dma.h b/arch/arm/plat-omap/include/plat-omap/dma-omap.h index 0a87b05..6f506ba 100644 --- a/arch/arm/plat-omap/include/plat/dma.h +++ b/arch/arm/plat-omap/include/plat-omap/dma-omap.h @@ -1,5 +1,5 @@ /* - * arch/arm/plat-omap/include/mach/dma.h + * OMAP DMA handling defines and function * * Copyright (C) 2003 Nokia Corporation * Author: Juha Yrjölä <juha.yrjola@nokia.com> @@ -23,187 +23,8 @@ #include <linux/platform_device.h> -/* - * TODO: These dma channel defines should go away once all - * the omap drivers hwmod adapted. - */ - -/* Move omap4 specific defines to dma-44xx.h */ -#include "dma-44xx.h" - #define INT_DMA_LCD 25 -/* DMA channels for omap1 */ -#define OMAP_DMA_NO_DEVICE 0 -#define OMAP_DMA_MCSI1_TX 1 -#define OMAP_DMA_MCSI1_RX 2 -#define OMAP_DMA_I2C_RX 3 -#define OMAP_DMA_I2C_TX 4 -#define OMAP_DMA_EXT_NDMA_REQ 5 -#define OMAP_DMA_EXT_NDMA_REQ2 6 -#define OMAP_DMA_UWIRE_TX 7 -#define OMAP_DMA_MCBSP1_TX 8 -#define OMAP_DMA_MCBSP1_RX 9 -#define OMAP_DMA_MCBSP3_TX 10 -#define OMAP_DMA_MCBSP3_RX 11 -#define OMAP_DMA_UART1_TX 12 -#define OMAP_DMA_UART1_RX 13 -#define OMAP_DMA_UART2_TX 14 -#define OMAP_DMA_UART2_RX 15 -#define OMAP_DMA_MCBSP2_TX 16 -#define OMAP_DMA_MCBSP2_RX 17 -#define OMAP_DMA_UART3_TX 18 -#define OMAP_DMA_UART3_RX 19 -#define OMAP_DMA_CAMERA_IF_RX 20 -#define OMAP_DMA_MMC_TX 21 -#define OMAP_DMA_MMC_RX 22 -#define OMAP_DMA_NAND 23 -#define OMAP_DMA_IRQ_LCD_LINE 24 -#define OMAP_DMA_MEMORY_STICK 25 -#define OMAP_DMA_USB_W2FC_RX0 26 -#define OMAP_DMA_USB_W2FC_RX1 27 -#define OMAP_DMA_USB_W2FC_RX2 28 -#define OMAP_DMA_USB_W2FC_TX0 29 -#define OMAP_DMA_USB_W2FC_TX1 30 -#define OMAP_DMA_USB_W2FC_TX2 31 - -/* These are only for 1610 */ -#define OMAP_DMA_CRYPTO_DES_IN 32 -#define OMAP_DMA_SPI_TX 33 -#define OMAP_DMA_SPI_RX 34 -#define OMAP_DMA_CRYPTO_HASH 35 -#define OMAP_DMA_CCP_ATTN 36 -#define OMAP_DMA_CCP_FIFO_NOT_EMPTY 37 -#define OMAP_DMA_CMT_APE_TX_CHAN_0 38 -#define OMAP_DMA_CMT_APE_RV_CHAN_0 39 -#define OMAP_DMA_CMT_APE_TX_CHAN_1 40 -#define OMAP_DMA_CMT_APE_RV_CHAN_1 41 -#define OMAP_DMA_CMT_APE_TX_CHAN_2 42 -#define OMAP_DMA_CMT_APE_RV_CHAN_2 43 -#define OMAP_DMA_CMT_APE_TX_CHAN_3 44 -#define OMAP_DMA_CMT_APE_RV_CHAN_3 45 -#define OMAP_DMA_CMT_APE_TX_CHAN_4 46 -#define OMAP_DMA_CMT_APE_RV_CHAN_4 47 -#define OMAP_DMA_CMT_APE_TX_CHAN_5 48 -#define OMAP_DMA_CMT_APE_RV_CHAN_5 49 -#define OMAP_DMA_CMT_APE_TX_CHAN_6 50 -#define OMAP_DMA_CMT_APE_RV_CHAN_6 51 -#define OMAP_DMA_CMT_APE_TX_CHAN_7 52 -#define OMAP_DMA_CMT_APE_RV_CHAN_7 53 -#define OMAP_DMA_MMC2_TX 54 -#define OMAP_DMA_MMC2_RX 55 -#define OMAP_DMA_CRYPTO_DES_OUT 56 - -/* DMA channels for 24xx */ -#define OMAP24XX_DMA_NO_DEVICE 0 -#define OMAP24XX_DMA_XTI_DMA 1 /* S_DMA_0 */ -#define OMAP24XX_DMA_EXT_DMAREQ0 2 /* S_DMA_1 */ -#define OMAP24XX_DMA_EXT_DMAREQ1 3 /* S_DMA_2 */ -#define OMAP24XX_DMA_GPMC 4 /* S_DMA_3 */ -#define OMAP24XX_DMA_GFX 5 /* S_DMA_4 */ -#define OMAP24XX_DMA_DSS 6 /* S_DMA_5 */ -#define OMAP242X_DMA_VLYNQ_TX 7 /* S_DMA_6 */ -#define OMAP24XX_DMA_EXT_DMAREQ2 7 /* S_DMA_6 */ -#define OMAP24XX_DMA_CWT 8 /* S_DMA_7 */ -#define OMAP24XX_DMA_AES_TX 9 /* S_DMA_8 */ -#define OMAP24XX_DMA_AES_RX 10 /* S_DMA_9 */ -#define OMAP24XX_DMA_DES_TX 11 /* S_DMA_10 */ -#define OMAP24XX_DMA_DES_RX 12 /* S_DMA_11 */ -#define OMAP24XX_DMA_SHA1MD5_RX 13 /* S_DMA_12 */ -#define OMAP34XX_DMA_SHA2MD5_RX 13 /* S_DMA_12 */ -#define OMAP242X_DMA_EXT_DMAREQ2 14 /* S_DMA_13 */ -#define OMAP242X_DMA_EXT_DMAREQ3 15 /* S_DMA_14 */ -#define OMAP242X_DMA_EXT_DMAREQ4 16 /* S_DMA_15 */ -#define OMAP242X_DMA_EAC_AC_RD 17 /* S_DMA_16 */ -#define OMAP242X_DMA_EAC_AC_WR 18 /* S_DMA_17 */ -#define OMAP242X_DMA_EAC_MD_UL_RD 19 /* S_DMA_18 */ -#define OMAP242X_DMA_EAC_MD_UL_WR 20 /* S_DMA_19 */ -#define OMAP242X_DMA_EAC_MD_DL_RD 21 /* S_DMA_20 */ -#define OMAP242X_DMA_EAC_MD_DL_WR 22 /* S_DMA_21 */ -#define OMAP242X_DMA_EAC_BT_UL_RD 23 /* S_DMA_22 */ -#define OMAP242X_DMA_EAC_BT_UL_WR 24 /* S_DMA_23 */ -#define OMAP242X_DMA_EAC_BT_DL_RD 25 /* S_DMA_24 */ -#define OMAP242X_DMA_EAC_BT_DL_WR 26 /* S_DMA_25 */ -#define OMAP243X_DMA_EXT_DMAREQ3 14 /* S_DMA_13 */ -#define OMAP24XX_DMA_SPI3_TX0 15 /* S_DMA_14 */ -#define OMAP24XX_DMA_SPI3_RX0 16 /* S_DMA_15 */ -#define OMAP24XX_DMA_MCBSP3_TX 17 /* S_DMA_16 */ -#define OMAP24XX_DMA_MCBSP3_RX 18 /* S_DMA_17 */ -#define OMAP24XX_DMA_MCBSP4_TX 19 /* S_DMA_18 */ -#define OMAP24XX_DMA_MCBSP4_RX 20 /* S_DMA_19 */ -#define OMAP24XX_DMA_MCBSP5_TX 21 /* S_DMA_20 */ -#define OMAP24XX_DMA_MCBSP5_RX 22 /* S_DMA_21 */ -#define OMAP24XX_DMA_SPI3_TX1 23 /* S_DMA_22 */ -#define OMAP24XX_DMA_SPI3_RX1 24 /* S_DMA_23 */ -#define OMAP243X_DMA_EXT_DMAREQ4 25 /* S_DMA_24 */ -#define OMAP243X_DMA_EXT_DMAREQ5 26 /* S_DMA_25 */ -#define OMAP34XX_DMA_I2C3_TX 25 /* S_DMA_24 */ -#define OMAP34XX_DMA_I2C3_RX 26 /* S_DMA_25 */ -#define OMAP24XX_DMA_I2C1_TX 27 /* S_DMA_26 */ -#define OMAP24XX_DMA_I2C1_RX 28 /* S_DMA_27 */ -#define OMAP24XX_DMA_I2C2_TX 29 /* S_DMA_28 */ -#define OMAP24XX_DMA_I2C2_RX 30 /* S_DMA_29 */ -#define OMAP24XX_DMA_MCBSP1_TX 31 /* S_DMA_30 */ -#define OMAP24XX_DMA_MCBSP1_RX 32 /* S_DMA_31 */ -#define OMAP24XX_DMA_MCBSP2_TX 33 /* S_DMA_32 */ -#define OMAP24XX_DMA_MCBSP2_RX 34 /* S_DMA_33 */ -#define OMAP24XX_DMA_SPI1_TX0 35 /* S_DMA_34 */ -#define OMAP24XX_DMA_SPI1_RX0 36 /* S_DMA_35 */ -#define OMAP24XX_DMA_SPI1_TX1 37 /* S_DMA_36 */ -#define OMAP24XX_DMA_SPI1_RX1 38 /* S_DMA_37 */ -#define OMAP24XX_DMA_SPI1_TX2 39 /* S_DMA_38 */ -#define OMAP24XX_DMA_SPI1_RX2 40 /* S_DMA_39 */ -#define OMAP24XX_DMA_SPI1_TX3 41 /* S_DMA_40 */ -#define OMAP24XX_DMA_SPI1_RX3 42 /* S_DMA_41 */ -#define OMAP24XX_DMA_SPI2_TX0 43 /* S_DMA_42 */ -#define OMAP24XX_DMA_SPI2_RX0 44 /* S_DMA_43 */ -#define OMAP24XX_DMA_SPI2_TX1 45 /* S_DMA_44 */ -#define OMAP24XX_DMA_SPI2_RX1 46 /* S_DMA_45 */ -#define OMAP24XX_DMA_MMC2_TX 47 /* S_DMA_46 */ -#define OMAP24XX_DMA_MMC2_RX 48 /* S_DMA_47 */ -#define OMAP24XX_DMA_UART1_TX 49 /* S_DMA_48 */ -#define OMAP24XX_DMA_UART1_RX 50 /* S_DMA_49 */ -#define OMAP24XX_DMA_UART2_TX 51 /* S_DMA_50 */ -#define OMAP24XX_DMA_UART2_RX 52 /* S_DMA_51 */ -#define OMAP24XX_DMA_UART3_TX 53 /* S_DMA_52 */ -#define OMAP24XX_DMA_UART3_RX 54 /* S_DMA_53 */ -#define OMAP24XX_DMA_USB_W2FC_TX0 55 /* S_DMA_54 */ -#define OMAP24XX_DMA_USB_W2FC_RX0 56 /* S_DMA_55 */ -#define OMAP24XX_DMA_USB_W2FC_TX1 57 /* S_DMA_56 */ -#define OMAP24XX_DMA_USB_W2FC_RX1 58 /* S_DMA_57 */ -#define OMAP24XX_DMA_USB_W2FC_TX2 59 /* S_DMA_58 */ -#define OMAP24XX_DMA_USB_W2FC_RX2 60 /* S_DMA_59 */ -#define OMAP24XX_DMA_MMC1_TX 61 /* S_DMA_60 */ -#define OMAP24XX_DMA_MMC1_RX 62 /* S_DMA_61 */ -#define OMAP24XX_DMA_MS 63 /* S_DMA_62 */ -#define OMAP242X_DMA_EXT_DMAREQ5 64 /* S_DMA_63 */ -#define OMAP243X_DMA_EXT_DMAREQ6 64 /* S_DMA_63 */ -#define OMAP34XX_DMA_EXT_DMAREQ3 64 /* S_DMA_63 */ -#define OMAP34XX_DMA_AES2_TX 65 /* S_DMA_64 */ -#define OMAP34XX_DMA_AES2_RX 66 /* S_DMA_65 */ -#define OMAP34XX_DMA_DES2_TX 67 /* S_DMA_66 */ -#define OMAP34XX_DMA_DES2_RX 68 /* S_DMA_67 */ -#define OMAP34XX_DMA_SHA1MD5_RX 69 /* S_DMA_68 */ -#define OMAP34XX_DMA_SPI4_TX0 70 /* S_DMA_69 */ -#define OMAP34XX_DMA_SPI4_RX0 71 /* S_DMA_70 */ -#define OMAP34XX_DSS_DMA0 72 /* S_DMA_71 */ -#define OMAP34XX_DSS_DMA1 73 /* S_DMA_72 */ -#define OMAP34XX_DSS_DMA2 74 /* S_DMA_73 */ -#define OMAP34XX_DSS_DMA3 75 /* S_DMA_74 */ -#define OMAP34XX_DMA_MMC3_TX 77 /* S_DMA_76 */ -#define OMAP34XX_DMA_MMC3_RX 78 /* S_DMA_77 */ -#define OMAP34XX_DMA_USIM_TX 79 /* S_DMA_78 */ -#define OMAP34XX_DMA_USIM_RX 80 /* S_DMA_79 */ - -#define OMAP36XX_DMA_UART4_TX 81 /* S_DMA_80 */ -#define OMAP36XX_DMA_UART4_RX 82 /* S_DMA_81 */ - -/* Only for AM35xx */ -#define AM35XX_DMA_UART4_TX 54 -#define AM35XX_DMA_UART4_RX 55 - -/*----------------------------------------------------------------------------*/ - #define OMAP1_DMA_TOUT_IRQ (1 << 0) #define OMAP_DMA_DROP_IRQ (1 << 1) #define OMAP_DMA_HALF_IRQ (1 << 2) @@ -309,10 +130,12 @@ #define SRC_PORT BIT(0x7) #define DST_PORT BIT(0x8) #define SRC_INDEX BIT(0x9) -#define DST_INDEX BIT(0xA) -#define IS_BURST_ONLY4 BIT(0xB) -#define CLEAR_CSR_ON_READ BIT(0xC) -#define IS_WORD_16 BIT(0xD) +#define DST_INDEX BIT(0xa) +#define IS_BURST_ONLY4 BIT(0xb) +#define CLEAR_CSR_ON_READ BIT(0xc) +#define IS_WORD_16 BIT(0xd) +#define ENABLE_16XX_MODE BIT(0xe) +#define HS_CHANNELS_RESERVED BIT(0xf) /* Defines for DMA Capabilities */ #define DMA_HAS_TRANSPARENT_CAPS (0x1 << 18) @@ -449,7 +272,15 @@ struct omap_system_dma_plat_info { u32 (*dma_read)(int reg, int lch); }; -extern void __init omap_init_consistent_dma_size(void); +#ifdef CONFIG_ARCH_OMAP2PLUS +#define dma_omap2plus() 1 +#else +#define dma_omap2plus() 0 +#endif +#define dma_omap1() (!dma_omap2plus()) +#define dma_omap15xx() ((dma_omap1() && (d->dev_caps & ENABLE_1510_MODE))) +#define dma_omap16xx() ((dma_omap1() && (d->dev_caps & ENABLE_16XX_MODE))) + extern void omap_set_dma_priority(int lch, int dst_port, int priority); extern int omap_request_dma(int dev_id, const char *dev_name, void (*callback)(int lch, u16 ch_status, void *data), diff --git a/arch/arm/plat-omap/include/plat/clkdev_omap.h b/arch/arm/plat-omap/include/plat/clkdev_omap.h deleted file mode 100644 index 025d85a..0000000 --- a/arch/arm/plat-omap/include/plat/clkdev_omap.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * clkdev <-> OMAP integration - * - * Russell King <linux@arm.linux.org.uk> - * - */ - -#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_PLAT_CLKDEV_OMAP_H -#define __ARCH_ARM_PLAT_OMAP_INCLUDE_PLAT_CLKDEV_OMAP_H - -#include <linux/clkdev.h> - -struct omap_clk { - u16 cpu; - struct clk_lookup lk; -}; - -#define CLK(dev, con, ck, cp) \ - { \ - .cpu = cp, \ - .lk = { \ - .dev_id = dev, \ - .con_id = con, \ - .clk = ck, \ - }, \ - } - -/* Platform flags for the clkdev-OMAP integration code */ -#define CK_310 (1 << 0) -#define CK_7XX (1 << 1) /* 7xx, 850 */ -#define CK_1510 (1 << 2) -#define CK_16XX (1 << 3) /* 16xx, 17xx, 5912 */ -#define CK_242X (1 << 4) -#define CK_243X (1 << 5) /* 243x, 253x */ -#define CK_3430ES1 (1 << 6) /* 34xxES1 only */ -#define CK_3430ES2PLUS (1 << 7) /* 34xxES2, ES3, non-Sitara 35xx only */ -#define CK_AM35XX (1 << 9) /* Sitara AM35xx */ -#define CK_36XX (1 << 10) /* 36xx/37xx-specific clocks */ -#define CK_443X (1 << 11) -#define CK_TI816X (1 << 12) -#define CK_446X (1 << 13) -#define CK_AM33XX (1 << 14) /* AM33xx specific clocks */ -#define CK_1710 (1 << 15) /* 1710 extra for rate selection */ - - -#define CK_34XX (CK_3430ES1 | CK_3430ES2PLUS) -#define CK_3XXX (CK_34XX | CK_AM35XX | CK_36XX) - - -#endif - diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h deleted file mode 100644 index e2e2d04..0000000 --- a/arch/arm/plat-omap/include/plat/clock.h +++ /dev/null @@ -1,309 +0,0 @@ -/* - * OMAP clock: data structure definitions, function prototypes, shared macros - * - * Copyright (C) 2004-2005, 2008-2010 Nokia Corporation - * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> - * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ARCH_ARM_OMAP_CLOCK_H -#define __ARCH_ARM_OMAP_CLOCK_H - -#include <linux/list.h> - -struct module; -struct clk; -struct clockdomain; - -/* Temporary, needed during the common clock framework conversion */ -#define __clk_get_name(clk) (clk->name) -#define __clk_get_parent(clk) (clk->parent) -#define __clk_get_rate(clk) (clk->rate) - -/** - * struct clkops - some clock function pointers - * @enable: fn ptr that enables the current clock in hardware - * @disable: fn ptr that enables the current clock in hardware - * @find_idlest: function returning the IDLEST register for the clock's IP blk - * @find_companion: function returning the "companion" clk reg for the clock - * @allow_idle: fn ptr that enables autoidle for the current clock in hardware - * @deny_idle: fn ptr that disables autoidle for the current clock in hardware - * - * A "companion" clk is an accompanying clock to the one being queried - * that must be enabled for the IP module connected to the clock to - * become accessible by the hardware. Neither @find_idlest nor - * @find_companion should be needed; that information is IP - * block-specific; the hwmod code has been created to handle this, but - * until hwmod data is ready and drivers have been converted to use PM - * runtime calls in place of clk_enable()/clk_disable(), @find_idlest and - * @find_companion must, unfortunately, remain. - */ -struct clkops { - int (*enable)(struct clk *); - void (*disable)(struct clk *); - void (*find_idlest)(struct clk *, void __iomem **, - u8 *, u8 *); - void (*find_companion)(struct clk *, void __iomem **, - u8 *); - void (*allow_idle)(struct clk *); - void (*deny_idle)(struct clk *); -}; - -#ifdef CONFIG_ARCH_OMAP2PLUS - -/* struct clksel_rate.flags possibilities */ -#define RATE_IN_242X (1 << 0) -#define RATE_IN_243X (1 << 1) -#define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */ -#define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */ -#define RATE_IN_36XX (1 << 4) -#define RATE_IN_4430 (1 << 5) -#define RATE_IN_TI816X (1 << 6) -#define RATE_IN_4460 (1 << 7) -#define RATE_IN_AM33XX (1 << 8) -#define RATE_IN_TI814X (1 << 9) - -#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) -#define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) -#define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) -#define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) - -/* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ -#define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) - - -/** - * struct clksel_rate - register bitfield values corresponding to clk divisors - * @val: register bitfield value (shifted to bit 0) - * @div: clock divisor corresponding to @val - * @flags: (see "struct clksel_rate.flags possibilities" above) - * - * @val should match the value of a read from struct clk.clksel_reg - * AND'ed with struct clk.clksel_mask, shifted right to bit 0. - * - * @div is the divisor that should be applied to the parent clock's rate - * to produce the current clock's rate. - */ -struct clksel_rate { - u32 val; - u8 div; - u16 flags; -}; - -/** - * struct clksel - available parent clocks, and a pointer to their divisors - * @parent: struct clk * to a possible parent clock - * @rates: available divisors for this parent clock - * - * A struct clksel is always associated with one or more struct clks - * and one or more struct clksel_rates. - */ -struct clksel { - struct clk *parent; - const struct clksel_rate *rates; -}; - -/** - * struct dpll_data - DPLL registers and integration data - * @mult_div1_reg: register containing the DPLL M and N bitfields - * @mult_mask: mask of the DPLL M bitfield in @mult_div1_reg - * @div1_mask: mask of the DPLL N bitfield in @mult_div1_reg - * @clk_bypass: struct clk pointer to the clock's bypass clock input - * @clk_ref: struct clk pointer to the clock's reference clock input - * @control_reg: register containing the DPLL mode bitfield - * @enable_mask: mask of the DPLL mode bitfield in @control_reg - * @last_rounded_rate: cache of the last rate result of omap2_dpll_round_rate() - * @last_rounded_m: cache of the last M result of omap2_dpll_round_rate() - * @max_multiplier: maximum valid non-bypass multiplier value (actual) - * @last_rounded_n: cache of the last N result of omap2_dpll_round_rate() - * @min_divider: minimum valid non-bypass divider value (actual) - * @max_divider: maximum valid non-bypass divider value (actual) - * @modes: possible values of @enable_mask - * @autoidle_reg: register containing the DPLL autoidle mode bitfield - * @idlest_reg: register containing the DPLL idle status bitfield - * @autoidle_mask: mask of the DPLL autoidle mode bitfield in @autoidle_reg - * @freqsel_mask: mask of the DPLL jitter correction bitfield in @control_reg - * @idlest_mask: mask of the DPLL idle status bitfield in @idlest_reg - * @auto_recal_bit: bitshift of the driftguard enable bit in @control_reg - * @recal_en_bit: bitshift of the PRM_IRQENABLE_* bit for recalibration IRQs - * @recal_st_bit: bitshift of the PRM_IRQSTATUS_* bit for recalibration IRQs - * @flags: DPLL type/features (see below) - * - * Possible values for @flags: - * DPLL_J_TYPE: "J-type DPLL" (only some 36xx, 4xxx DPLLs) - * - * @freqsel_mask is only used on the OMAP34xx family and AM35xx. - * - * XXX Some DPLLs have multiple bypass inputs, so it's not technically - * correct to only have one @clk_bypass pointer. - * - * XXX The runtime-variable fields (@last_rounded_rate, @last_rounded_m, - * @last_rounded_n) should be separated from the runtime-fixed fields - * and placed into a different structure, so that the runtime-fixed data - * can be placed into read-only space. - */ -struct dpll_data { - void __iomem *mult_div1_reg; - u32 mult_mask; - u32 div1_mask; - struct clk *clk_bypass; - struct clk *clk_ref; - void __iomem *control_reg; - u32 enable_mask; - unsigned long last_rounded_rate; - u16 last_rounded_m; - u16 max_multiplier; - u8 last_rounded_n; - u8 min_divider; - u16 max_divider; - u8 modes; - void __iomem *autoidle_reg; - void __iomem *idlest_reg; - u32 autoidle_mask; - u32 freqsel_mask; - u32 idlest_mask; - u32 dco_mask; - u32 sddiv_mask; - u8 auto_recal_bit; - u8 recal_en_bit; - u8 recal_st_bit; - u8 flags; -}; - -#endif - -/* - * struct clk.flags possibilities - * - * XXX document the rest of the clock flags here - * - * CLOCK_CLKOUTX2: (OMAP4 only) DPLL CLKOUT and CLKOUTX2 GATE_CTRL - * bits share the same register. This flag allows the - * omap4_dpllmx*() code to determine which GATE_CTRL bit field - * should be used. This is a temporary solution - a better approach - * would be to associate clock type-specific data with the clock, - * similar to the struct dpll_data approach. - */ -#define ENABLE_REG_32BIT (1 << 0) /* Use 32-bit access */ -#define CLOCK_IDLE_CONTROL (1 << 1) -#define CLOCK_NO_IDLE_PARENT (1 << 2) -#define ENABLE_ON_INIT (1 << 3) /* Enable upon framework init */ -#define INVERT_ENABLE (1 << 4) /* 0 enables, 1 disables */ -#define CLOCK_CLKOUTX2 (1 << 5) - -/** - * struct clk - OMAP struct clk - * @node: list_head connecting this clock into the full clock list - * @ops: struct clkops * for this clock - * @name: the name of the clock in the hardware (used in hwmod data and debug) - * @parent: pointer to this clock's parent struct clk - * @children: list_head connecting to the child clks' @sibling list_heads - * @sibling: list_head connecting this clk to its parent clk's @children - * @rate: current clock rate - * @enable_reg: register to write to enable the clock (see @enable_bit) - * @recalc: fn ptr that returns the clock's current rate - * @set_rate: fn ptr that can change the clock's current rate - * @round_rate: fn ptr that can round the clock's current rate - * @init: fn ptr to do clock-specific initialization - * @enable_bit: bitshift to write to enable/disable the clock (see @enable_reg) - * @usecount: number of users that have requested this clock to be enabled - * @fixed_div: when > 0, this clock's rate is its parent's rate / @fixed_div - * @flags: see "struct clk.flags possibilities" above - * @clksel_reg: for clksel clks, register va containing src/divisor select - * @clksel_mask: bitmask in @clksel_reg for the src/divisor selector - * @clksel: for clksel clks, pointer to struct clksel for this clock - * @dpll_data: for DPLLs, pointer to struct dpll_data for this clock - * @clkdm_name: clockdomain name that this clock is contained in - * @clkdm: pointer to struct clockdomain, resolved from @clkdm_name at runtime - * @rate_offset: bitshift for rate selection bitfield (OMAP1 only) - * @src_offset: bitshift for source selection bitfield (OMAP1 only) - * - * XXX @rate_offset, @src_offset should probably be removed and OMAP1 - * clock code converted to use clksel. - * - * XXX @usecount is poorly named. It should be "enable_count" or - * something similar. "users" in the description refers to kernel - * code (core code or drivers) that have called clk_enable() and not - * yet called clk_disable(); the usecount of parent clocks is also - * incremented by the clock code when clk_enable() is called on child - * clocks and decremented by the clock code when clk_disable() is - * called on child clocks. - * - * XXX @clkdm, @usecount, @children, @sibling should be marked for - * internal use only. - * - * @children and @sibling are used to optimize parent-to-child clock - * tree traversals. (child-to-parent traversals use @parent.) - * - * XXX The notion of the clock's current rate probably needs to be - * separated from the clock's target rate. - */ -struct clk { - struct list_head node; - const struct clkops *ops; - const char *name; - struct clk *parent; - struct list_head children; - struct list_head sibling; /* node for children */ - unsigned long rate; - void __iomem *enable_reg; - unsigned long (*recalc)(struct clk *); - int (*set_rate)(struct clk *, unsigned long); - long (*round_rate)(struct clk *, unsigned long); - void (*init)(struct clk *); - u8 enable_bit; - s8 usecount; - u8 fixed_div; - u8 flags; -#ifdef CONFIG_ARCH_OMAP2PLUS - void __iomem *clksel_reg; - u32 clksel_mask; - const struct clksel *clksel; - struct dpll_data *dpll_data; - const char *clkdm_name; - struct clockdomain *clkdm; -#else - u8 rate_offset; - u8 src_offset; -#endif -#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) - struct dentry *dent; /* For visible tree hierarchy */ -#endif -}; - -struct clk_functions { - int (*clk_enable)(struct clk *clk); - void (*clk_disable)(struct clk *clk); - long (*clk_round_rate)(struct clk *clk, unsigned long rate); - int (*clk_set_rate)(struct clk *clk, unsigned long rate); - int (*clk_set_parent)(struct clk *clk, struct clk *parent); - void (*clk_allow_idle)(struct clk *clk); - void (*clk_deny_idle)(struct clk *clk); - void (*clk_disable_unused)(struct clk *clk); -}; - -extern int mpurate; - -extern int clk_init(struct clk_functions *custom_clocks); -extern void clk_preinit(struct clk *clk); -extern int clk_register(struct clk *clk); -extern void clk_reparent(struct clk *child, struct clk *parent); -extern void clk_unregister(struct clk *clk); -extern void propagate_rate(struct clk *clk); -extern void recalculate_root_clocks(void); -extern unsigned long followparent_recalc(struct clk *clk); -extern void clk_enable_init_clocks(void); -unsigned long omap_fixed_divisor_recalc(struct clk *clk); -extern struct clk *omap_clk_get_by_name(const char *name); -extern int omap_clk_enable_autoidle_all(void); -extern int omap_clk_disable_autoidle_all(void); - -extern const struct clkops clkops_null; - -extern struct clk dummy_ck; - -#endif diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h deleted file mode 100644 index d1cb6f5..0000000 --- a/arch/arm/plat-omap/include/plat/common.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * arch/arm/plat-omap/include/mach/common.h - * - * Header for code common to all OMAP machines. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ARCH_ARM_MACH_OMAP_COMMON_H -#define __ARCH_ARM_MACH_OMAP_COMMON_H - -#include <plat/i2c.h> -#include <plat/omap_hwmod.h> - -extern int __init omap_init_clocksource_32k(void __iomem *vbase); - -extern void __init omap_check_revision(void); - -extern void omap_reserve(void); -extern int omap_dss_reset(struct omap_hwmod *); - -void omap_sram_init(void); - -#endif /* __ARCH_ARM_MACH_OMAP_COMMON_H */ diff --git a/arch/arm/plat-omap/include/plat/counter-32k.h b/arch/arm/plat-omap/include/plat/counter-32k.h new file mode 100644 index 0000000..da000d4 --- /dev/null +++ b/arch/arm/plat-omap/include/plat/counter-32k.h @@ -0,0 +1 @@ +int omap_init_clocksource_32k(void __iomem *vbase); diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index 67da857..b4516ab 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -1,6 +1,4 @@ /* - * arch/arm/plat-omap/include/mach/cpu.h - * * OMAP cpu type detection * * Copyright (C) 2004, 2008 Nokia Corporation @@ -30,470 +28,12 @@ #ifndef __ASM_ARCH_OMAP_CPU_H #define __ASM_ARCH_OMAP_CPU_H -#ifndef __ASSEMBLY__ - -#include <linux/bitops.h> -#include <plat/multi.h> - -/* - * Omap device type i.e. EMU/HS/TST/GP/BAD - */ -#define OMAP2_DEVICE_TYPE_TEST 0 -#define OMAP2_DEVICE_TYPE_EMU 1 -#define OMAP2_DEVICE_TYPE_SEC 2 -#define OMAP2_DEVICE_TYPE_GP 3 -#define OMAP2_DEVICE_TYPE_BAD 4 - -int omap_type(void); - -/* - * omap_rev bits: - * CPU id bits (0730, 1510, 1710, 2422...) [31:16] - * CPU revision (See _REV_ defined in cpu.h) [15:08] - * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] - */ -unsigned int omap_rev(void); - -/* - * Get the CPU revision for OMAP devices - */ -#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) - -/* - * Macros to group OMAP into cpu classes. - * These can be used in most places. - * cpu_is_omap7xx(): True for OMAP730, OMAP850 - * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 - * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 - * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 - * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 - * cpu_is_omap243x(): True for OMAP2430 - * cpu_is_omap343x(): True for OMAP3430 - * cpu_is_omap443x(): True for OMAP4430 - * cpu_is_omap446x(): True for OMAP4460 - * cpu_is_omap447x(): True for OMAP4470 - * soc_is_omap543x(): True for OMAP5430, OMAP5432 - */ -#define GET_OMAP_CLASS (omap_rev() & 0xff) - -#define IS_OMAP_CLASS(class, id) \ -static inline int is_omap ##class (void) \ -{ \ - return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ -} - -#define GET_AM_CLASS ((omap_rev() >> 24) & 0xff) - -#define IS_AM_CLASS(class, id) \ -static inline int is_am ##class (void) \ -{ \ - return (GET_AM_CLASS == (id)) ? 1 : 0; \ -} - -#define GET_TI_CLASS ((omap_rev() >> 24) & 0xff) - -#define IS_TI_CLASS(class, id) \ -static inline int is_ti ##class (void) \ -{ \ - return (GET_TI_CLASS == (id)) ? 1 : 0; \ -} - -#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) - -#define IS_OMAP_SUBCLASS(subclass, id) \ -static inline int is_omap ##subclass (void) \ -{ \ - return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ -} - -#define IS_TI_SUBCLASS(subclass, id) \ -static inline int is_ti ##subclass (void) \ -{ \ - return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ -} - -#define IS_AM_SUBCLASS(subclass, id) \ -static inline int is_am ##subclass (void) \ -{ \ - return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ -} - -IS_OMAP_CLASS(7xx, 0x07) -IS_OMAP_CLASS(15xx, 0x15) -IS_OMAP_CLASS(16xx, 0x16) -IS_OMAP_CLASS(24xx, 0x24) -IS_OMAP_CLASS(34xx, 0x34) -IS_OMAP_CLASS(44xx, 0x44) -IS_AM_CLASS(35xx, 0x35) -IS_OMAP_CLASS(54xx, 0x54) -IS_AM_CLASS(33xx, 0x33) - -IS_TI_CLASS(81xx, 0x81) - -IS_OMAP_SUBCLASS(242x, 0x242) -IS_OMAP_SUBCLASS(243x, 0x243) -IS_OMAP_SUBCLASS(343x, 0x343) -IS_OMAP_SUBCLASS(363x, 0x363) -IS_OMAP_SUBCLASS(443x, 0x443) -IS_OMAP_SUBCLASS(446x, 0x446) -IS_OMAP_SUBCLASS(447x, 0x447) -IS_OMAP_SUBCLASS(543x, 0x543) - -IS_TI_SUBCLASS(816x, 0x816) -IS_TI_SUBCLASS(814x, 0x814) -IS_AM_SUBCLASS(335x, 0x335) - -#define cpu_is_omap7xx() 0 -#define cpu_is_omap15xx() 0 -#define cpu_is_omap16xx() 0 -#define cpu_is_omap24xx() 0 -#define cpu_is_omap242x() 0 -#define cpu_is_omap243x() 0 -#define cpu_is_omap34xx() 0 -#define cpu_is_omap343x() 0 -#define cpu_is_ti81xx() 0 -#define cpu_is_ti816x() 0 -#define cpu_is_ti814x() 0 -#define soc_is_am35xx() 0 -#define soc_is_am33xx() 0 -#define soc_is_am335x() 0 -#define cpu_is_omap44xx() 0 -#define cpu_is_omap443x() 0 -#define cpu_is_omap446x() 0 -#define cpu_is_omap447x() 0 -#define soc_is_omap54xx() 0 -#define soc_is_omap543x() 0 - -#if defined(MULTI_OMAP1) -# if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() is_omap7xx() -# endif -# if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() is_omap7xx() -# endif -# if defined(CONFIG_ARCH_OMAP15XX) -# undef cpu_is_omap15xx -# define cpu_is_omap15xx() is_omap15xx() -# endif -# if defined(CONFIG_ARCH_OMAP16XX) -# undef cpu_is_omap16xx -# define cpu_is_omap16xx() is_omap16xx() -# endif -#else -# if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP15XX) -# undef cpu_is_omap15xx -# define cpu_is_omap15xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP16XX) -# undef cpu_is_omap16xx -# define cpu_is_omap16xx() 1 -# endif -#endif - -#if defined(MULTI_OMAP2) -# if defined(CONFIG_ARCH_OMAP2) -# undef cpu_is_omap24xx -# define cpu_is_omap24xx() is_omap24xx() -# endif -# if defined (CONFIG_SOC_OMAP2420) -# undef cpu_is_omap242x -# define cpu_is_omap242x() is_omap242x() -# endif -# if defined (CONFIG_SOC_OMAP2430) -# undef cpu_is_omap243x -# define cpu_is_omap243x() is_omap243x() -# endif -# if defined(CONFIG_ARCH_OMAP3) -# undef cpu_is_omap34xx -# undef cpu_is_omap343x -# define cpu_is_omap34xx() is_omap34xx() -# define cpu_is_omap343x() is_omap343x() -# endif -#else -# if defined(CONFIG_ARCH_OMAP2) -# undef cpu_is_omap24xx -# define cpu_is_omap24xx() 1 -# endif -# if defined(CONFIG_SOC_OMAP2420) -# undef cpu_is_omap242x -# define cpu_is_omap242x() 1 -# endif -# if defined(CONFIG_SOC_OMAP2430) -# undef cpu_is_omap243x -# define cpu_is_omap243x() 1 -# endif -# if defined(CONFIG_ARCH_OMAP3) -# undef cpu_is_omap34xx -# define cpu_is_omap34xx() 1 -# endif -# if defined(CONFIG_SOC_OMAP3430) -# undef cpu_is_omap343x -# define cpu_is_omap343x() 1 -# endif -#endif - -/* - * Macros to detect individual cpu types. - * These are only rarely needed. - * cpu_is_omap310(): True for OMAP310 - * cpu_is_omap1510(): True for OMAP1510 - * cpu_is_omap1610(): True for OMAP1610 - * cpu_is_omap1611(): True for OMAP1611 - * cpu_is_omap5912(): True for OMAP5912 - * cpu_is_omap1621(): True for OMAP1621 - * cpu_is_omap1710(): True for OMAP1710 - * cpu_is_omap2420(): True for OMAP2420 - * cpu_is_omap2422(): True for OMAP2422 - * cpu_is_omap2423(): True for OMAP2423 - * cpu_is_omap2430(): True for OMAP2430 - * cpu_is_omap3430(): True for OMAP3430 - */ -#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) - -#define IS_OMAP_TYPE(type, id) \ -static inline int is_omap ##type (void) \ -{ \ - return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ -} - -IS_OMAP_TYPE(310, 0x0310) -IS_OMAP_TYPE(1510, 0x1510) -IS_OMAP_TYPE(1610, 0x1610) -IS_OMAP_TYPE(1611, 0x1611) -IS_OMAP_TYPE(5912, 0x1611) -IS_OMAP_TYPE(1621, 0x1621) -IS_OMAP_TYPE(1710, 0x1710) -IS_OMAP_TYPE(2420, 0x2420) -IS_OMAP_TYPE(2422, 0x2422) -IS_OMAP_TYPE(2423, 0x2423) -IS_OMAP_TYPE(2430, 0x2430) -IS_OMAP_TYPE(3430, 0x3430) - -#define cpu_is_omap310() 0 -#define cpu_is_omap1510() 0 -#define cpu_is_omap1610() 0 -#define cpu_is_omap5912() 0 -#define cpu_is_omap1611() 0 -#define cpu_is_omap1621() 0 -#define cpu_is_omap1710() 0 -#define cpu_is_omap2420() 0 -#define cpu_is_omap2422() 0 -#define cpu_is_omap2423() 0 -#define cpu_is_omap2430() 0 -#define cpu_is_omap3430() 0 -#define cpu_is_omap3630() 0 -#define soc_is_omap5430() 0 - -/* - * Whether we have MULTI_OMAP1 or not, we still need to distinguish - * between 310 vs. 1510 and 1611B/5912 vs. 1710. - */ - -#if defined(CONFIG_ARCH_OMAP15XX) -# undef cpu_is_omap310 -# undef cpu_is_omap1510 -# define cpu_is_omap310() is_omap310() -# define cpu_is_omap1510() is_omap1510() -#endif - -#if defined(CONFIG_ARCH_OMAP16XX) -# undef cpu_is_omap1610 -# undef cpu_is_omap1611 -# undef cpu_is_omap5912 -# undef cpu_is_omap1621 -# undef cpu_is_omap1710 -# define cpu_is_omap1610() is_omap1610() -# define cpu_is_omap1611() is_omap1611() -# define cpu_is_omap5912() is_omap5912() -# define cpu_is_omap1621() is_omap1621() -# define cpu_is_omap1710() is_omap1710() -#endif - -#if defined(CONFIG_ARCH_OMAP2) -# undef cpu_is_omap2420 -# undef cpu_is_omap2422 -# undef cpu_is_omap2423 -# undef cpu_is_omap2430 -# define cpu_is_omap2420() is_omap2420() -# define cpu_is_omap2422() is_omap2422() -# define cpu_is_omap2423() is_omap2423() -# define cpu_is_omap2430() is_omap2430() -#endif - -#if defined(CONFIG_ARCH_OMAP3) -# undef cpu_is_omap3430 -# undef cpu_is_ti81xx -# undef cpu_is_ti816x -# undef cpu_is_ti814x -# undef soc_is_am35xx -# define cpu_is_omap3430() is_omap3430() -# undef cpu_is_omap3630 -# define cpu_is_omap3630() is_omap363x() -# define cpu_is_ti81xx() is_ti81xx() -# define cpu_is_ti816x() is_ti816x() -# define cpu_is_ti814x() is_ti814x() -# define soc_is_am35xx() is_am35xx() +#ifdef CONFIG_ARCH_OMAP1 +#include <mach/soc.h> #endif -# if defined(CONFIG_SOC_AM33XX) -# undef soc_is_am33xx -# undef soc_is_am335x -# define soc_is_am33xx() is_am33xx() -# define soc_is_am335x() is_am335x() +#ifdef CONFIG_ARCH_OMAP2PLUS +#include "../../mach-omap2/soc.h" #endif -# if defined(CONFIG_ARCH_OMAP4) -# undef cpu_is_omap44xx -# undef cpu_is_omap443x -# undef cpu_is_omap446x -# undef cpu_is_omap447x -# define cpu_is_omap44xx() is_omap44xx() -# define cpu_is_omap443x() is_omap443x() -# define cpu_is_omap446x() is_omap446x() -# define cpu_is_omap447x() is_omap447x() -# endif - -# if defined(CONFIG_SOC_OMAP5) -# undef soc_is_omap54xx -# undef soc_is_omap543x -# define soc_is_omap54xx() is_omap54xx() -# define soc_is_omap543x() is_omap543x() -#endif - -/* Macros to detect if we have OMAP1 or OMAP2 */ -#define cpu_class_is_omap1() (cpu_is_omap7xx() || cpu_is_omap15xx() || \ - cpu_is_omap16xx()) -#define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx() || \ - cpu_is_omap44xx() || soc_is_omap54xx() || \ - soc_is_am33xx()) - -/* Various silicon revisions for omap2 */ -#define OMAP242X_CLASS 0x24200024 -#define OMAP2420_REV_ES1_0 OMAP242X_CLASS -#define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (0x1 << 8)) - -#define OMAP243X_CLASS 0x24300024 -#define OMAP2430_REV_ES1_0 OMAP243X_CLASS - -#define OMAP343X_CLASS 0x34300034 -#define OMAP3430_REV_ES1_0 OMAP343X_CLASS -#define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (0x1 << 8)) -#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (0x2 << 8)) -#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (0x3 << 8)) -#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (0x4 << 8)) -#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (0x5 << 8)) - -#define OMAP363X_CLASS 0x36300034 -#define OMAP3630_REV_ES1_0 OMAP363X_CLASS -#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (0x1 << 8)) -#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (0x2 << 8)) - -#define TI816X_CLASS 0x81600034 -#define TI8168_REV_ES1_0 TI816X_CLASS -#define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8)) - -#define TI814X_CLASS 0x81400034 -#define TI8148_REV_ES1_0 TI814X_CLASS -#define TI8148_REV_ES2_0 (TI814X_CLASS | (0x1 << 8)) -#define TI8148_REV_ES2_1 (TI814X_CLASS | (0x2 << 8)) - -#define AM35XX_CLASS 0x35170034 -#define AM35XX_REV_ES1_0 AM35XX_CLASS -#define AM35XX_REV_ES1_1 (AM35XX_CLASS | (0x1 << 8)) - -#define AM335X_CLASS 0x33500033 -#define AM335X_REV_ES1_0 AM335X_CLASS - -#define OMAP443X_CLASS 0x44300044 -#define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8)) -#define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8)) -#define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) -#define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) -#define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8)) - -#define OMAP446X_CLASS 0x44600044 -#define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) -#define OMAP4460_REV_ES1_1 (OMAP446X_CLASS | (0x11 << 8)) - -#define OMAP447X_CLASS 0x44700044 -#define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8)) - -#define OMAP54XX_CLASS 0x54000054 -#define OMAP5430_REV_ES1_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8)) -#define OMAP5432_REV_ES1_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8)) - -void omap2xxx_check_revision(void); -void omap3xxx_check_revision(void); -void omap4xxx_check_revision(void); -void omap5xxx_check_revision(void); -void omap3xxx_check_features(void); -void ti81xx_check_features(void); -void omap4xxx_check_features(void); - -/* - * Runtime detection of OMAP3 features - * - * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip - * family have OS-level control over the I/O chain clock. This is - * to avoid a window during which wakeups could potentially be lost - * during powerdomain transitions. If this bit is set, it - * indicates that the chip does support OS-level control of this - * feature. - */ -extern u32 omap_features; - -#define OMAP3_HAS_L2CACHE BIT(0) -#define OMAP3_HAS_IVA BIT(1) -#define OMAP3_HAS_SGX BIT(2) -#define OMAP3_HAS_NEON BIT(3) -#define OMAP3_HAS_ISP BIT(4) -#define OMAP3_HAS_192MHZ_CLK BIT(5) -#define OMAP3_HAS_IO_WAKEUP BIT(6) -#define OMAP3_HAS_SDRC BIT(7) -#define OMAP3_HAS_IO_CHAIN_CTRL BIT(8) -#define OMAP4_HAS_MPU_1GHZ BIT(9) -#define OMAP4_HAS_MPU_1_2GHZ BIT(10) -#define OMAP4_HAS_MPU_1_5GHZ BIT(11) - - -#define OMAP3_HAS_FEATURE(feat,flag) \ -static inline unsigned int omap3_has_ ##feat(void) \ -{ \ - return omap_features & OMAP3_HAS_ ##flag; \ -} \ - -OMAP3_HAS_FEATURE(l2cache, L2CACHE) -OMAP3_HAS_FEATURE(sgx, SGX) -OMAP3_HAS_FEATURE(iva, IVA) -OMAP3_HAS_FEATURE(neon, NEON) -OMAP3_HAS_FEATURE(isp, ISP) -OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) -OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP) -OMAP3_HAS_FEATURE(sdrc, SDRC) -OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL) - -/* - * Runtime detection of OMAP4 features - */ -#define OMAP4_HAS_FEATURE(feat, flag) \ -static inline unsigned int omap4_has_ ##feat(void) \ -{ \ - return omap_features & OMAP4_HAS_ ##flag; \ -} \ - -OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ) -OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ) -OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ) - -#endif /* __ASSEMBLY__ */ #endif diff --git a/arch/arm/mach-omap2/debug-devices.h b/arch/arm/plat-omap/include/plat/debug-devices.h index a4edbd2..8fc4287 100644 --- a/arch/arm/mach-omap2/debug-devices.h +++ b/arch/arm/plat-omap/include/plat/debug-devices.h @@ -1,9 +1,2 @@ -#ifndef _OMAP_DEBUG_DEVICES_H -#define _OMAP_DEBUG_DEVICES_H - -#include <linux/types.h> - /* for TI reference platforms sharing the same debug card */ extern int debug_card_init(u32 addr, unsigned gpio); - -#endif diff --git a/arch/arm/plat-omap/include/plat/dma-44xx.h b/arch/arm/plat-omap/include/plat/dma-44xx.h deleted file mode 100644 index 1f767cb..0000000 --- a/arch/arm/plat-omap/include/plat/dma-44xx.h +++ /dev/null @@ -1,147 +0,0 @@ -/* - * OMAP4 SDMA channel definitions - * - * Copyright (C) 2009-2010 Texas Instruments, Inc. - * Copyright (C) 2009-2010 Nokia Corporation - * - * Santosh Shilimkar (santosh.shilimkar@ti.com) - * Benoit Cousson (b-cousson@ti.com) - * Paul Walmsley (paul@pwsan.com) - * - * This file is automatically generated from the OMAP hardware databases. - * We respectfully ask that any modifications to this file be coordinated - * with the public linux-omap@vger.kernel.org mailing list and the - * authors above to ensure that the autogeneration scripts are kept - * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ARCH_ARM_MACH_OMAP2_OMAP44XX_DMA_H -#define __ARCH_ARM_MACH_OMAP2_OMAP44XX_DMA_H - -#define OMAP44XX_DMA_SYS_REQ0 2 -#define OMAP44XX_DMA_SYS_REQ1 3 -#define OMAP44XX_DMA_GPMC 4 -#define OMAP44XX_DMA_DSS_DISPC_REQ 6 -#define OMAP44XX_DMA_SYS_REQ2 7 -#define OMAP44XX_DMA_MCASP1_AXEVT 8 -#define OMAP44XX_DMA_ISS_REQ1 9 -#define OMAP44XX_DMA_ISS_REQ2 10 -#define OMAP44XX_DMA_MCASP1_AREVT 11 -#define OMAP44XX_DMA_ISS_REQ3 12 -#define OMAP44XX_DMA_ISS_REQ4 13 -#define OMAP44XX_DMA_DSS_RFBI_REQ 14 -#define OMAP44XX_DMA_SPI3_TX0 15 -#define OMAP44XX_DMA_SPI3_RX0 16 -#define OMAP44XX_DMA_MCBSP2_TX 17 -#define OMAP44XX_DMA_MCBSP2_RX 18 -#define OMAP44XX_DMA_MCBSP3_TX 19 -#define OMAP44XX_DMA_MCBSP3_RX 20 -#define OMAP44XX_DMA_C2C_SSCM_GPO0 21 -#define OMAP44XX_DMA_C2C_SSCM_GPO1 22 -#define OMAP44XX_DMA_SPI3_TX1 23 -#define OMAP44XX_DMA_SPI3_RX1 24 -#define OMAP44XX_DMA_I2C3_TX 25 -#define OMAP44XX_DMA_I2C3_RX 26 -#define OMAP44XX_DMA_I2C1_TX 27 -#define OMAP44XX_DMA_I2C1_RX 28 -#define OMAP44XX_DMA_I2C2_TX 29 -#define OMAP44XX_DMA_I2C2_RX 30 -#define OMAP44XX_DMA_MCBSP4_TX 31 -#define OMAP44XX_DMA_MCBSP4_RX 32 -#define OMAP44XX_DMA_MCBSP1_TX 33 -#define OMAP44XX_DMA_MCBSP1_RX 34 -#define OMAP44XX_DMA_SPI1_TX0 35 -#define OMAP44XX_DMA_SPI1_RX0 36 -#define OMAP44XX_DMA_SPI1_TX1 37 -#define OMAP44XX_DMA_SPI1_RX1 38 -#define OMAP44XX_DMA_SPI1_TX2 39 -#define OMAP44XX_DMA_SPI1_RX2 40 -#define OMAP44XX_DMA_SPI1_TX3 41 -#define OMAP44XX_DMA_SPI1_RX3 42 -#define OMAP44XX_DMA_SPI2_TX0 43 -#define OMAP44XX_DMA_SPI2_RX0 44 -#define OMAP44XX_DMA_SPI2_TX1 45 -#define OMAP44XX_DMA_SPI2_RX1 46 -#define OMAP44XX_DMA_MMC2_TX 47 -#define OMAP44XX_DMA_MMC2_RX 48 -#define OMAP44XX_DMA_UART1_TX 49 -#define OMAP44XX_DMA_UART1_RX 50 -#define OMAP44XX_DMA_UART2_TX 51 -#define OMAP44XX_DMA_UART2_RX 52 -#define OMAP44XX_DMA_UART3_TX 53 -#define OMAP44XX_DMA_UART3_RX 54 -#define OMAP44XX_DMA_UART4_TX 55 -#define OMAP44XX_DMA_UART4_RX 56 -#define OMAP44XX_DMA_MMC4_TX 57 -#define OMAP44XX_DMA_MMC4_RX 58 -#define OMAP44XX_DMA_MMC5_TX 59 -#define OMAP44XX_DMA_MMC5_RX 60 -#define OMAP44XX_DMA_MMC1_TX 61 -#define OMAP44XX_DMA_MMC1_RX 62 -#define OMAP44XX_DMA_SYS_REQ3 64 -#define OMAP44XX_DMA_MCPDM_UP 65 -#define OMAP44XX_DMA_MCPDM_DL 66 -#define OMAP44XX_DMA_DMIC_REQ 67 -#define OMAP44XX_DMA_C2C_SSCM_GPO2 68 -#define OMAP44XX_DMA_C2C_SSCM_GPO3 69 -#define OMAP44XX_DMA_SPI4_TX0 70 -#define OMAP44XX_DMA_SPI4_RX0 71 -#define OMAP44XX_DMA_DSS_DSI1_REQ0 72 -#define OMAP44XX_DMA_DSS_DSI1_REQ1 73 -#define OMAP44XX_DMA_DSS_DSI1_REQ2 74 -#define OMAP44XX_DMA_DSS_DSI1_REQ3 75 -#define OMAP44XX_DMA_DSS_HDMI_REQ 76 -#define OMAP44XX_DMA_MMC3_TX 77 -#define OMAP44XX_DMA_MMC3_RX 78 -#define OMAP44XX_DMA_USIM_TX 79 -#define OMAP44XX_DMA_USIM_RX 80 -#define OMAP44XX_DMA_DSS_DSI2_REQ0 81 -#define OMAP44XX_DMA_DSS_DSI2_REQ1 82 -#define OMAP44XX_DMA_DSS_DSI2_REQ2 83 -#define OMAP44XX_DMA_DSS_DSI2_REQ3 84 -#define OMAP44XX_DMA_SLIMBUS1_TX0 85 -#define OMAP44XX_DMA_SLIMBUS1_TX1 86 -#define OMAP44XX_DMA_SLIMBUS1_TX2 87 -#define OMAP44XX_DMA_SLIMBUS1_TX3 88 -#define OMAP44XX_DMA_SLIMBUS1_RX0 89 -#define OMAP44XX_DMA_SLIMBUS1_RX1 90 -#define OMAP44XX_DMA_SLIMBUS1_RX2 91 -#define OMAP44XX_DMA_SLIMBUS1_RX3 92 -#define OMAP44XX_DMA_SLIMBUS2_TX0 93 -#define OMAP44XX_DMA_SLIMBUS2_TX1 94 -#define OMAP44XX_DMA_SLIMBUS2_TX2 95 -#define OMAP44XX_DMA_SLIMBUS2_TX3 96 -#define OMAP44XX_DMA_SLIMBUS2_RX0 97 -#define OMAP44XX_DMA_SLIMBUS2_RX1 98 -#define OMAP44XX_DMA_SLIMBUS2_RX2 99 -#define OMAP44XX_DMA_SLIMBUS2_RX3 100 -#define OMAP44XX_DMA_ABE_REQ_0 101 -#define OMAP44XX_DMA_ABE_REQ_1 102 -#define OMAP44XX_DMA_ABE_REQ_2 103 -#define OMAP44XX_DMA_ABE_REQ_3 104 -#define OMAP44XX_DMA_ABE_REQ_4 105 -#define OMAP44XX_DMA_ABE_REQ_5 106 -#define OMAP44XX_DMA_ABE_REQ_6 107 -#define OMAP44XX_DMA_ABE_REQ_7 108 -#define OMAP44XX_DMA_AES1_P_CTX_IN_REQ 109 -#define OMAP44XX_DMA_AES1_P_DATA_IN_REQ 110 -#define OMAP44XX_DMA_AES1_P_DATA_OUT_REQ 111 -#define OMAP44XX_DMA_AES2_P_CTX_IN_REQ 112 -#define OMAP44XX_DMA_AES2_P_DATA_IN_REQ 113 -#define OMAP44XX_DMA_AES2_P_DATA_OUT_REQ 114 -#define OMAP44XX_DMA_DES_P_CTX_IN_REQ 115 -#define OMAP44XX_DMA_DES_P_DATA_IN_REQ 116 -#define OMAP44XX_DMA_DES_P_DATA_OUT_REQ 117 -#define OMAP44XX_DMA_SHA2_CTXIN_P 118 -#define OMAP44XX_DMA_SHA2_DIN_P 119 -#define OMAP44XX_DMA_SHA2_CTXOUT_P 120 -#define OMAP44XX_DMA_AES1_P_CONTEXT_OUT_REQ 121 -#define OMAP44XX_DMA_AES2_P_CONTEXT_OUT_REQ 122 -#define OMAP44XX_DMA_I2C4_TX 124 -#define OMAP44XX_DMA_I2C4_RX 125 - -#endif diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index 85868e9..3f5b9cf 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -94,6 +94,7 @@ struct dmtimer_platform_data { /* set_timer_src - Only used for OMAP1 devices */ int (*set_timer_src)(struct platform_device *pdev, int source); u32 timer_capability; + int (*get_context_loss_count)(struct device *); }; int omap_dm_timer_reserve_systimer(int id); @@ -263,6 +264,7 @@ struct omap_dm_timer { unsigned reserved:1; unsigned posted:1; struct timer_regs context; + int (*get_context_loss_count)(struct device *); int ctx_loss_count; int revision; u32 capability; diff --git a/arch/arm/plat-omap/include/plat/fpga.h b/arch/arm/plat-omap/include/plat/fpga.h deleted file mode 100644 index bd3c632..0000000 --- a/arch/arm/plat-omap/include/plat/fpga.h +++ /dev/null @@ -1,193 +0,0 @@ -/* - * arch/arm/plat-omap/include/mach/fpga.h - * - * Interrupt handler for OMAP-1510 FPGA - * - * Copyright (C) 2001 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Copyright (C) 2002 MontaVista Software, Inc. - * - * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 - * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_OMAP_FPGA_H -#define __ASM_ARCH_OMAP_FPGA_H - -extern void omap1510_fpga_init_irq(void); - -#define fpga_read(reg) __raw_readb(reg) -#define fpga_write(val, reg) __raw_writeb(val, reg) - -/* - * --------------------------------------------------------------------------- - * H2/P2 Debug board FPGA - * --------------------------------------------------------------------------- - */ -/* maps in the FPGA registers and the ETHR registers */ -#define H2P2_DBG_FPGA_BASE 0xE8000000 /* VA */ -#define H2P2_DBG_FPGA_SIZE SZ_4K /* SIZE */ -#define H2P2_DBG_FPGA_START 0x04000000 /* PA */ - -#define H2P2_DBG_FPGA_ETHR_START (H2P2_DBG_FPGA_START + 0x300) -#define H2P2_DBG_FPGA_FPGA_REV IOMEM(H2P2_DBG_FPGA_BASE + 0x10) /* FPGA Revision */ -#define H2P2_DBG_FPGA_BOARD_REV IOMEM(H2P2_DBG_FPGA_BASE + 0x12) /* Board Revision */ -#define H2P2_DBG_FPGA_GPIO IOMEM(H2P2_DBG_FPGA_BASE + 0x14) /* GPIO outputs */ -#define H2P2_DBG_FPGA_LEDS IOMEM(H2P2_DBG_FPGA_BASE + 0x16) /* LEDs outputs */ -#define H2P2_DBG_FPGA_MISC_INPUTS IOMEM(H2P2_DBG_FPGA_BASE + 0x18) /* Misc inputs */ -#define H2P2_DBG_FPGA_LAN_STATUS IOMEM(H2P2_DBG_FPGA_BASE + 0x1A) /* LAN Status line */ -#define H2P2_DBG_FPGA_LAN_RESET IOMEM(H2P2_DBG_FPGA_BASE + 0x1C) /* LAN Reset line */ - -/* NOTE: most boards don't have a static mapping for the FPGA ... */ -struct h2p2_dbg_fpga { - /* offset 0x00 */ - u16 smc91x[8]; - /* offset 0x10 */ - u16 fpga_rev; - u16 board_rev; - u16 gpio_outputs; - u16 leds; - /* offset 0x18 */ - u16 misc_inputs; - u16 lan_status; - u16 lan_reset; - u16 reserved0; - /* offset 0x20 */ - u16 ps2_data; - u16 ps2_ctrl; - /* plus also 4 rs232 ports ... */ -}; - -/* LEDs definition on debug board (16 LEDs, all physically green) */ -#define H2P2_DBG_FPGA_LED_GREEN (1 << 15) -#define H2P2_DBG_FPGA_LED_AMBER (1 << 14) -#define H2P2_DBG_FPGA_LED_RED (1 << 13) -#define H2P2_DBG_FPGA_LED_BLUE (1 << 12) -/* cpu0 load-meter LEDs */ -#define H2P2_DBG_FPGA_LOAD_METER (1 << 0) // A bit of fun on our board ... -#define H2P2_DBG_FPGA_LOAD_METER_SIZE 11 -#define H2P2_DBG_FPGA_LOAD_METER_MASK ((1 << H2P2_DBG_FPGA_LOAD_METER_SIZE) - 1) - -#define H2P2_DBG_FPGA_P2_LED_TIMER (1 << 0) -#define H2P2_DBG_FPGA_P2_LED_IDLE (1 << 1) - -/* - * --------------------------------------------------------------------------- - * OMAP-1510 FPGA - * --------------------------------------------------------------------------- - */ -#define OMAP1510_FPGA_BASE 0xE8000000 /* VA */ -#define OMAP1510_FPGA_SIZE SZ_4K -#define OMAP1510_FPGA_START 0x08000000 /* PA */ - -/* Revision */ -#define OMAP1510_FPGA_REV_LOW IOMEM(OMAP1510_FPGA_BASE + 0x0) -#define OMAP1510_FPGA_REV_HIGH IOMEM(OMAP1510_FPGA_BASE + 0x1) - -#define OMAP1510_FPGA_LCD_PANEL_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x2) -#define OMAP1510_FPGA_LED_DIGIT IOMEM(OMAP1510_FPGA_BASE + 0x3) -#define INNOVATOR_FPGA_HID_SPI IOMEM(OMAP1510_FPGA_BASE + 0x4) -#define OMAP1510_FPGA_POWER IOMEM(OMAP1510_FPGA_BASE + 0x5) - -/* Interrupt status */ -#define OMAP1510_FPGA_ISR_LO IOMEM(OMAP1510_FPGA_BASE + 0x6) -#define OMAP1510_FPGA_ISR_HI IOMEM(OMAP1510_FPGA_BASE + 0x7) - -/* Interrupt mask */ -#define OMAP1510_FPGA_IMR_LO IOMEM(OMAP1510_FPGA_BASE + 0x8) -#define OMAP1510_FPGA_IMR_HI IOMEM(OMAP1510_FPGA_BASE + 0x9) - -/* Reset registers */ -#define OMAP1510_FPGA_HOST_RESET IOMEM(OMAP1510_FPGA_BASE + 0xa) -#define OMAP1510_FPGA_RST IOMEM(OMAP1510_FPGA_BASE + 0xb) - -#define OMAP1510_FPGA_AUDIO IOMEM(OMAP1510_FPGA_BASE + 0xc) -#define OMAP1510_FPGA_DIP IOMEM(OMAP1510_FPGA_BASE + 0xe) -#define OMAP1510_FPGA_FPGA_IO IOMEM(OMAP1510_FPGA_BASE + 0xf) -#define OMAP1510_FPGA_UART1 IOMEM(OMAP1510_FPGA_BASE + 0x14) -#define OMAP1510_FPGA_UART2 IOMEM(OMAP1510_FPGA_BASE + 0x15) -#define OMAP1510_FPGA_OMAP1510_STATUS IOMEM(OMAP1510_FPGA_BASE + 0x16) -#define OMAP1510_FPGA_BOARD_REV IOMEM(OMAP1510_FPGA_BASE + 0x18) -#define OMAP1510P1_PPT_DATA IOMEM(OMAP1510_FPGA_BASE + 0x100) -#define OMAP1510P1_PPT_STATUS IOMEM(OMAP1510_FPGA_BASE + 0x101) -#define OMAP1510P1_PPT_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x102) - -#define OMAP1510_FPGA_TOUCHSCREEN IOMEM(OMAP1510_FPGA_BASE + 0x204) - -#define INNOVATOR_FPGA_INFO IOMEM(OMAP1510_FPGA_BASE + 0x205) -#define INNOVATOR_FPGA_LCD_BRIGHT_LO IOMEM(OMAP1510_FPGA_BASE + 0x206) -#define INNOVATOR_FPGA_LCD_BRIGHT_HI IOMEM(OMAP1510_FPGA_BASE + 0x207) -#define INNOVATOR_FPGA_LED_GRN_LO IOMEM(OMAP1510_FPGA_BASE + 0x208) -#define INNOVATOR_FPGA_LED_GRN_HI IOMEM(OMAP1510_FPGA_BASE + 0x209) -#define INNOVATOR_FPGA_LED_RED_LO IOMEM(OMAP1510_FPGA_BASE + 0x20a) -#define INNOVATOR_FPGA_LED_RED_HI IOMEM(OMAP1510_FPGA_BASE + 0x20b) -#define INNOVATOR_FPGA_CAM_USB_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x20c) -#define INNOVATOR_FPGA_EXP_CONTROL IOMEM(OMAP1510_FPGA_BASE + 0x20d) -#define INNOVATOR_FPGA_ISR2 IOMEM(OMAP1510_FPGA_BASE + 0x20e) -#define INNOVATOR_FPGA_IMR2 IOMEM(OMAP1510_FPGA_BASE + 0x210) - -#define OMAP1510_FPGA_ETHR_START (OMAP1510_FPGA_START + 0x300) - -/* - * Power up Giga UART driver, turn on HID clock. - * Turn off BT power, since we're not using it and it - * draws power. - */ -#define OMAP1510_FPGA_RESET_VALUE 0x42 - -#define OMAP1510_FPGA_PCR_IF_PD0 (1 << 7) -#define OMAP1510_FPGA_PCR_COM2_EN (1 << 6) -#define OMAP1510_FPGA_PCR_COM1_EN (1 << 5) -#define OMAP1510_FPGA_PCR_EXP_PD0 (1 << 4) -#define OMAP1510_FPGA_PCR_EXP_PD1 (1 << 3) -#define OMAP1510_FPGA_PCR_48MHZ_CLK (1 << 2) -#define OMAP1510_FPGA_PCR_4MHZ_CLK (1 << 1) -#define OMAP1510_FPGA_PCR_RSRVD_BIT0 (1 << 0) - -/* - * Innovator/OMAP1510 FPGA HID register bit definitions - */ -#define OMAP1510_FPGA_HID_SCLK (1<<0) /* output */ -#define OMAP1510_FPGA_HID_MOSI (1<<1) /* output */ -#define OMAP1510_FPGA_HID_nSS (1<<2) /* output 0/1 chip idle/select */ -#define OMAP1510_FPGA_HID_nHSUS (1<<3) /* output 0/1 host active/suspended */ -#define OMAP1510_FPGA_HID_MISO (1<<4) /* input */ -#define OMAP1510_FPGA_HID_ATN (1<<5) /* input 0/1 chip idle/ATN */ -#define OMAP1510_FPGA_HID_rsrvd (1<<6) -#define OMAP1510_FPGA_HID_RESETn (1<<7) /* output - 0/1 USAR reset/run */ - -/* The FPGA IRQ is cascaded through GPIO_13 */ -#define OMAP1510_INT_FPGA (IH_GPIO_BASE + 13) - -/* IRQ Numbers for interrupts muxed through the FPGA */ -#define OMAP1510_INT_FPGA_ATN (OMAP_FPGA_IRQ_BASE + 0) -#define OMAP1510_INT_FPGA_ACK (OMAP_FPGA_IRQ_BASE + 1) -#define OMAP1510_INT_FPGA2 (OMAP_FPGA_IRQ_BASE + 2) -#define OMAP1510_INT_FPGA3 (OMAP_FPGA_IRQ_BASE + 3) -#define OMAP1510_INT_FPGA4 (OMAP_FPGA_IRQ_BASE + 4) -#define OMAP1510_INT_FPGA5 (OMAP_FPGA_IRQ_BASE + 5) -#define OMAP1510_INT_FPGA6 (OMAP_FPGA_IRQ_BASE + 6) -#define OMAP1510_INT_FPGA7 (OMAP_FPGA_IRQ_BASE + 7) -#define OMAP1510_INT_FPGA8 (OMAP_FPGA_IRQ_BASE + 8) -#define OMAP1510_INT_FPGA9 (OMAP_FPGA_IRQ_BASE + 9) -#define OMAP1510_INT_FPGA10 (OMAP_FPGA_IRQ_BASE + 10) -#define OMAP1510_INT_FPGA11 (OMAP_FPGA_IRQ_BASE + 11) -#define OMAP1510_INT_FPGA12 (OMAP_FPGA_IRQ_BASE + 12) -#define OMAP1510_INT_ETHER (OMAP_FPGA_IRQ_BASE + 13) -#define OMAP1510_INT_FPGAUART1 (OMAP_FPGA_IRQ_BASE + 14) -#define OMAP1510_INT_FPGAUART2 (OMAP_FPGA_IRQ_BASE + 15) -#define OMAP1510_INT_FPGA_TS (OMAP_FPGA_IRQ_BASE + 16) -#define OMAP1510_INT_FPGA17 (OMAP_FPGA_IRQ_BASE + 17) -#define OMAP1510_INT_FPGA_CAM (OMAP_FPGA_IRQ_BASE + 18) -#define OMAP1510_INT_FPGA_RTC_A (OMAP_FPGA_IRQ_BASE + 19) -#define OMAP1510_INT_FPGA_RTC_B (OMAP_FPGA_IRQ_BASE + 20) -#define OMAP1510_INT_FPGA_CD (OMAP_FPGA_IRQ_BASE + 21) -#define OMAP1510_INT_FPGA22 (OMAP_FPGA_IRQ_BASE + 22) -#define OMAP1510_INT_FPGA23 (OMAP_FPGA_IRQ_BASE + 23) - -#endif diff --git a/arch/arm/plat-omap/include/plat/i2c.h b/arch/arm/plat-omap/include/plat/i2c.h index 7c22b9e..7a9028c 100644 --- a/arch/arm/plat-omap/include/plat/i2c.h +++ b/arch/arm/plat-omap/include/plat/i2c.h @@ -18,11 +18,15 @@ * 02110-1301 USA * */ -#ifndef __ASM__ARCH_OMAP_I2C_H -#define __ASM__ARCH_OMAP_I2C_H -#include <linux/i2c.h> -#include <linux/i2c-omap.h> +#ifndef __PLAT_OMAP_I2C_H +#define __PLAT_OMAP_I2C_H + +struct i2c_board_info; +struct omap_i2c_bus_platform_data; + +int omap_i2c_add_bus(struct omap_i2c_bus_platform_data *i2c_pdata, + int bus_id); #if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE) extern int omap_register_i2c_bus(int bus_id, u32 clkrate, @@ -37,23 +41,7 @@ static inline int omap_register_i2c_bus(int bus_id, u32 clkrate, } #endif -/** - * i2c_dev_attr - OMAP I2C controller device attributes for omap_hwmod - * @fifo_depth: total controller FIFO size (in bytes) - * @flags: differences in hardware support capability - * - * @fifo_depth represents what exists on the hardware, not what is - * actually configured at runtime by the device driver. - */ -struct omap_i2c_dev_attr { - u8 fifo_depth; - u32 flags; -}; - -void __init omap1_i2c_mux_pins(int bus_id); -void __init omap2_i2c_mux_pins(int bus_id); - struct omap_hwmod; int omap_i2c_reset(struct omap_hwmod *oh); -#endif /* __ASM__ARCH_OMAP_I2C_H */ +#endif /* __PLAT_OMAP_I2C_H */ diff --git a/arch/arm/plat-omap/include/plat/multi.h b/arch/arm/plat-omap/include/plat/multi.h deleted file mode 100644 index 324d31b..0000000 --- a/arch/arm/plat-omap/include/plat/multi.h +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Support for compiling in multiple OMAP processors - * - * Copyright (C) 2010 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef __PLAT_OMAP_MULTI_H -#define __PLAT_OMAP_MULTI_H - -/* - * Test if multicore OMAP support is needed - */ -#undef MULTI_OMAP1 -#undef MULTI_OMAP2 -#undef OMAP_NAME - -#ifdef CONFIG_ARCH_OMAP730 -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap730 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP850 -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap850 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP15XX -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap1510 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP16XX -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap16xx -# endif -#endif -#ifdef CONFIG_ARCH_OMAP2PLUS -# if (defined(OMAP_NAME) || defined(MULTI_OMAP1)) -# error "OMAP1 and OMAP2PLUS can't be selected at the same time" -# endif -#endif -#ifdef CONFIG_SOC_OMAP2420 -# ifdef OMAP_NAME -# undef MULTI_OMAP2 -# define MULTI_OMAP2 -# else -# define OMAP_NAME omap2420 -# endif -#endif -#ifdef CONFIG_SOC_OMAP2430 -# ifdef OMAP_NAME -# undef MULTI_OMAP2 -# define MULTI_OMAP2 -# else -# define OMAP_NAME omap2430 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP3 -# ifdef OMAP_NAME -# undef MULTI_OMAP2 -# define MULTI_OMAP2 -# else -# define OMAP_NAME omap3 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP4 -# ifdef OMAP_NAME -# undef MULTI_OMAP2 -# define MULTI_OMAP2 -# else -# define OMAP_NAME omap4 -# endif -#endif - -#ifdef CONFIG_SOC_OMAP5 -# ifdef OMAP_NAME -# undef MULTI_OMAP2 -# define MULTI_OMAP2 -# else -# define OMAP_NAME omap5 -# endif -#endif - -#ifdef CONFIG_SOC_AM33XX -# ifdef OMAP_NAME -# undef MULTI_OMAP2 -# define MULTI_OMAP2 -# else -# define OMAP_NAME am33xx -# endif -#endif - -#endif /* __PLAT_OMAP_MULTI_H */ diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h deleted file mode 100644 index 0e4acd2..0000000 --- a/arch/arm/plat-omap/include/plat/omap-secure.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef __OMAP_SECURE_H__ -#define __OMAP_SECURE_H__ - -#include <linux/types.h> - -extern int omap_secure_ram_reserve_memblock(void); - -#ifdef CONFIG_OMAP4_ERRATA_I688 -extern int omap_barrier_reserve_memblock(void); -#else -static inline void omap_barrier_reserve_memblock(void) -{ } -#endif -#endif /* __OMAP_SECURE_H__ */ diff --git a/arch/arm/plat-omap/include/plat/sdrc.h b/arch/arm/plat-omap/include/plat/sdrc.h deleted file mode 100644 index 36d6a76..0000000 --- a/arch/arm/plat-omap/include/plat/sdrc.h +++ /dev/null @@ -1,164 +0,0 @@ -#ifndef ____ASM_ARCH_SDRC_H -#define ____ASM_ARCH_SDRC_H - -/* - * OMAP2/3 SDRC/SMS register definitions - * - * Copyright (C) 2007-2008 Texas Instruments, Inc. - * Copyright (C) 2007-2008 Nokia Corporation - * - * Tony Lindgren - * Paul Walmsley - * Richard Woodruff - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - -/* SDRC register offsets - read/write with sdrc_{read,write}_reg() */ - -#define SDRC_SYSCONFIG 0x010 -#define SDRC_CS_CFG 0x040 -#define SDRC_SHARING 0x044 -#define SDRC_ERR_TYPE 0x04C -#define SDRC_DLLA_CTRL 0x060 -#define SDRC_DLLA_STATUS 0x064 -#define SDRC_DLLB_CTRL 0x068 -#define SDRC_DLLB_STATUS 0x06C -#define SDRC_POWER 0x070 -#define SDRC_MCFG_0 0x080 -#define SDRC_MR_0 0x084 -#define SDRC_EMR2_0 0x08c -#define SDRC_ACTIM_CTRL_A_0 0x09c -#define SDRC_ACTIM_CTRL_B_0 0x0a0 -#define SDRC_RFR_CTRL_0 0x0a4 -#define SDRC_MANUAL_0 0x0a8 -#define SDRC_MCFG_1 0x0B0 -#define SDRC_MR_1 0x0B4 -#define SDRC_EMR2_1 0x0BC -#define SDRC_ACTIM_CTRL_A_1 0x0C4 -#define SDRC_ACTIM_CTRL_B_1 0x0C8 -#define SDRC_RFR_CTRL_1 0x0D4 -#define SDRC_MANUAL_1 0x0D8 - -#define SDRC_POWER_AUTOCOUNT_SHIFT 8 -#define SDRC_POWER_AUTOCOUNT_MASK (0xffff << SDRC_POWER_AUTOCOUNT_SHIFT) -#define SDRC_POWER_CLKCTRL_SHIFT 4 -#define SDRC_POWER_CLKCTRL_MASK (0x3 << SDRC_POWER_CLKCTRL_SHIFT) -#define SDRC_SELF_REFRESH_ON_AUTOCOUNT (0x2 << SDRC_POWER_CLKCTRL_SHIFT) - -/* - * These values represent the number of memory clock cycles between - * autorefresh initiation. They assume 1 refresh per 64 ms (JEDEC), 8192 - * rows per device, and include a subtraction of a 50 cycle window in the - * event that the autorefresh command is delayed due to other SDRC activity. - * The '| 1' sets the ARE field to send one autorefresh when the autorefresh - * counter reaches 0. - * - * These represent optimal values for common parts, it won't work for all. - * As long as you scale down, most parameters are still work, they just - * become sub-optimal. The RFR value goes in the opposite direction. If you - * don't adjust it down as your clock period increases the refresh interval - * will not be met. Setting all parameters for complete worst case may work, - * but may cut memory performance by 2x. Due to errata the DLLs need to be - * unlocked and their value needs run time calibration. A dynamic call is - * need for that as no single right value exists acorss production samples. - * - * Only the FULL speed values are given. Current code is such that rate - * changes must be made at DPLLoutx2. The actual value adjustment for low - * frequency operation will be handled by omap_set_performance() - * - * By having the boot loader boot up in the fastest L4 speed available likely - * will result in something which you can switch between. - */ -#define SDRC_RFR_CTRL_165MHz (0x00044c00 | 1) -#define SDRC_RFR_CTRL_133MHz (0x0003de00 | 1) -#define SDRC_RFR_CTRL_100MHz (0x0002da01 | 1) -#define SDRC_RFR_CTRL_110MHz (0x0002da01 | 1) /* Need to calc */ -#define SDRC_RFR_CTRL_BYPASS (0x00005000 | 1) /* Need to calc */ - - -/* - * SMS register access - */ - -#define OMAP242X_SMS_REGADDR(reg) \ - (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE + reg) -#define OMAP243X_SMS_REGADDR(reg) \ - (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE + reg) -#define OMAP343X_SMS_REGADDR(reg) \ - (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE + reg) - -/* SMS register offsets - read/write with sms_{read,write}_reg() */ - -#define SMS_SYSCONFIG 0x010 -#define SMS_ROT_CONTROL(context) (0x180 + 0x10 * context) -#define SMS_ROT_SIZE(context) (0x184 + 0x10 * context) -#define SMS_ROT_PHYSICAL_BA(context) (0x188 + 0x10 * context) -/* REVISIT: fill in other SMS registers here */ - - -#ifndef __ASSEMBLER__ - -/** - * struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate - * @rate: SDRC clock rate (in Hz) - * @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate - * @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate - * @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate - * @mr: Value to program to SDRC_MR for this rate - * - * This structure holds a pre-computed set of register values for the - * SDRC for a given SDRC clock rate and SDRAM chip. These are - * intended to be pre-computed and specified in an array in the board-*.c - * files. The structure is keyed off the 'rate' field. - */ -struct omap_sdrc_params { - unsigned long rate; - u32 actim_ctrla; - u32 actim_ctrlb; - u32 rfr_ctrl; - u32 mr; -}; - -#ifdef CONFIG_SOC_HAS_OMAP2_SDRC -void omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0, - struct omap_sdrc_params *sdrc_cs1); -#else -static inline void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0, - struct omap_sdrc_params *sdrc_cs1) {}; -#endif - -int omap2_sdrc_get_params(unsigned long r, - struct omap_sdrc_params **sdrc_cs0, - struct omap_sdrc_params **sdrc_cs1); -void omap2_sms_save_context(void); -void omap2_sms_restore_context(void); - -void omap2_sms_write_rot_control(u32 val, unsigned ctx); -void omap2_sms_write_rot_size(u32 val, unsigned ctx); -void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx); - -#ifdef CONFIG_ARCH_OMAP2 - -struct memory_timings { - u32 m_type; /* ddr = 1, sdr = 0 */ - u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */ - u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */ - u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */ - u32 base_cs; /* base chip select to use for calculations */ -}; - -extern void omap2xxx_sdrc_init_params(u32 force_lock_to_unlock_mode); -struct omap_sdrc_params *rx51_get_sdram_timings(void); - -u32 omap2xxx_sdrc_dll_is_unlocked(void); -u32 omap2xxx_sdrc_reprogram(u32 level, u32 force); - -#endif /* CONFIG_ARCH_OMAP2 */ - -#endif /* __ASSEMBLER__ */ - -#endif diff --git a/arch/arm/plat-omap/include/plat/sram.h b/arch/arm/plat-omap/include/plat/sram.h index 227ae26..ba45250 100644 --- a/arch/arm/plat-omap/include/plat/sram.h +++ b/arch/arm/plat-omap/include/plat/sram.h @@ -1,18 +1,8 @@ -/* - * arch/arm/plat-omap/include/mach/sram.h - * - * Interface for functions that need to be run in internal SRAM - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +int omap_sram_init(void); -#ifndef __ARCH_ARM_OMAP_SRAM_H -#define __ARCH_ARM_OMAP_SRAM_H - -#ifndef __ASSEMBLY__ -#include <asm/fncpy.h> +void omap_map_sram(unsigned long start, unsigned long size, + unsigned long skip, int cached); +void omap_sram_reset(void); extern void *omap_sram_push_address(unsigned long size); @@ -24,82 +14,3 @@ extern void *omap_sram_push_address(unsigned long size); _res = fncpy(_sram_address, &(funcp), size); \ _res; \ }) - -extern void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl); - -extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, - u32 base_cs, u32 force_unlock); -extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, - u32 mem_type); -extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass); - -extern u32 omap3_configure_core_dpll( - u32 m2, u32 unlock_dll, u32 f, u32 inc, - u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, - u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, - u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, - u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1); -extern void omap3_sram_restore_context(void); - -/* Do not use these */ -extern void omap1_sram_reprogram_clock(u32 ckctl, u32 dpllctl); -extern unsigned long omap1_sram_reprogram_clock_sz; - -extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl); -extern unsigned long omap24xx_sram_reprogram_clock_sz; - -extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, - u32 base_cs, u32 force_unlock); -extern unsigned long omap242x_sram_ddr_init_sz; - -extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, - int bypass); -extern unsigned long omap242x_sram_set_prcm_sz; - -extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, - u32 mem_type); -extern unsigned long omap242x_sram_reprogram_sdrc_sz; - - -extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, - u32 base_cs, u32 force_unlock); -extern unsigned long omap243x_sram_ddr_init_sz; - -extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, - int bypass); -extern unsigned long omap243x_sram_set_prcm_sz; - -extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, - u32 mem_type); -extern unsigned long omap243x_sram_reprogram_sdrc_sz; - -extern u32 omap3_sram_configure_core_dpll( - u32 m2, u32 unlock_dll, u32 f, u32 inc, - u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, - u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, - u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, - u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1); -extern unsigned long omap3_sram_configure_core_dpll_sz; - -#ifdef CONFIG_PM -extern void omap_push_sram_idle(void); -#else -static inline void omap_push_sram_idle(void) {} -#endif /* CONFIG_PM */ - -#endif /* __ASSEMBLY__ */ - -/* - * OMAP2+: define the SRAM PA addresses. - * Used by the SRAM management code and the idle sleep code. - */ -#define OMAP2_SRAM_PA 0x40200000 -#define OMAP3_SRAM_PA 0x40200000 -#ifdef CONFIG_OMAP4_ERRATA_I688 -#define OMAP4_SRAM_PA 0x40304000 -#define OMAP4_SRAM_VA 0xfe404000 -#else -#define OMAP4_SRAM_PA 0x40300000 -#endif -#define AM33XX_SRAM_PA 0x40300000 -#endif diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h deleted file mode 100644 index 7f7b112..0000000 --- a/arch/arm/plat-omap/include/plat/uncompress.h +++ /dev/null @@ -1,204 +0,0 @@ -/* - * arch/arm/plat-omap/include/mach/uncompress.h - * - * Serial port stubs for kernel decompress status messages - * - * Initially based on: - * linux-2.4.15-rmk1-dsplinux1.6/arch/arm/plat-omap/include/mach1510/uncompress.h - * Copyright (C) 2000 RidgeRun, Inc. - * Author: Greg Lonnon <glonnon@ridgerun.com> - * - * Rewritten by: - * Author: <source@mvista.com> - * 2004 (c) MontaVista Software, Inc. - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <linux/types.h> -#include <linux/serial_reg.h> - -#include <asm/memory.h> -#include <asm/mach-types.h> - -#include <plat/serial.h> - -#define MDR1_MODE_MASK 0x07 - -volatile u8 *uart_base; -int uart_shift; - -/* - * Store the DEBUG_LL uart number into memory. - * See also debug-macro.S, and serial.c for related code. - */ -static void set_omap_uart_info(unsigned char port) -{ - /* - * Get address of some.bss variable and round it down - * a la CONFIG_AUTO_ZRELADDR. - */ - u32 ram_start = (u32)&uart_shift & 0xf8000000; - u32 *uart_info = (u32 *)(ram_start + OMAP_UART_INFO_OFS); - *uart_info = port; -} - -static void putc(int c) -{ - if (!uart_base) - return; - - /* Check for UART 16x mode */ - if ((uart_base[UART_OMAP_MDR1 << uart_shift] & MDR1_MODE_MASK) != 0) - return; - - while (!(uart_base[UART_LSR << uart_shift] & UART_LSR_THRE)) - barrier(); - uart_base[UART_TX << uart_shift] = c; -} - -static inline void flush(void) -{ -} - -/* - * Macros to configure UART1 and debug UART - */ -#define _DEBUG_LL_ENTRY(mach, dbg_uart, dbg_shft, dbg_id) \ - if (machine_is_##mach()) { \ - uart_base = (volatile u8 *)(dbg_uart); \ - uart_shift = (dbg_shft); \ - port = (dbg_id); \ - set_omap_uart_info(port); \ - break; \ - } - -#define DEBUG_LL_OMAP7XX(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP1_UART##p##_BASE, OMAP7XX_PORT_SHIFT, \ - OMAP1UART##p) - -#define DEBUG_LL_OMAP1(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP1_UART##p##_BASE, OMAP_PORT_SHIFT, \ - OMAP1UART##p) - -#define DEBUG_LL_OMAP2(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP2_UART##p##_BASE, OMAP_PORT_SHIFT, \ - OMAP2UART##p) - -#define DEBUG_LL_OMAP3(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP3_UART##p##_BASE, OMAP_PORT_SHIFT, \ - OMAP3UART##p) - -#define DEBUG_LL_OMAP4(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP4_UART##p##_BASE, OMAP_PORT_SHIFT, \ - OMAP4UART##p) - -#define DEBUG_LL_OMAP5(p, mach) \ - _DEBUG_LL_ENTRY(mach, OMAP5_UART##p##_BASE, OMAP_PORT_SHIFT, \ - OMAP5UART##p) -/* Zoom2/3 shift is different for UART1 and external port */ -#define DEBUG_LL_ZOOM(mach) \ - _DEBUG_LL_ENTRY(mach, ZOOM_UART_BASE, ZOOM_PORT_SHIFT, ZOOM_UART) - -#define DEBUG_LL_TI81XX(p, mach) \ - _DEBUG_LL_ENTRY(mach, TI81XX_UART##p##_BASE, OMAP_PORT_SHIFT, \ - TI81XXUART##p) - -#define DEBUG_LL_AM33XX(p, mach) \ - _DEBUG_LL_ENTRY(mach, AM33XX_UART##p##_BASE, OMAP_PORT_SHIFT, \ - AM33XXUART##p) - -static inline void arch_decomp_setup(void) -{ - int port = 0; - - /* - * Initialize the port based on the machine ID from the bootloader. - * Note that we're using macros here instead of switch statement - * as machine_is functions are optimized out for the boards that - * are not selected. - */ - do { - /* omap7xx/8xx based boards using UART1 with shift 0 */ - DEBUG_LL_OMAP7XX(1, herald); - DEBUG_LL_OMAP7XX(1, omap_perseus2); - - /* omap15xx/16xx based boards using UART1 */ - DEBUG_LL_OMAP1(1, ams_delta); - DEBUG_LL_OMAP1(1, nokia770); - DEBUG_LL_OMAP1(1, omap_h2); - DEBUG_LL_OMAP1(1, omap_h3); - DEBUG_LL_OMAP1(1, omap_innovator); - DEBUG_LL_OMAP1(1, omap_osk); - DEBUG_LL_OMAP1(1, omap_palmte); - DEBUG_LL_OMAP1(1, omap_palmz71); - - /* omap15xx/16xx based boards using UART2 */ - DEBUG_LL_OMAP1(2, omap_palmtt); - - /* omap15xx/16xx based boards using UART3 */ - DEBUG_LL_OMAP1(3, sx1); - - /* omap2 based boards using UART1 */ - DEBUG_LL_OMAP2(1, omap_2430sdp); - DEBUG_LL_OMAP2(1, omap_apollon); - DEBUG_LL_OMAP2(1, omap_h4); - - /* omap2 based boards using UART3 */ - DEBUG_LL_OMAP2(3, nokia_n800); - DEBUG_LL_OMAP2(3, nokia_n810); - DEBUG_LL_OMAP2(3, nokia_n810_wimax); - - /* omap3 based boards using UART1 */ - DEBUG_LL_OMAP2(1, omap3evm); - DEBUG_LL_OMAP3(1, omap_3430sdp); - DEBUG_LL_OMAP3(1, omap_3630sdp); - DEBUG_LL_OMAP3(1, omap3530_lv_som); - DEBUG_LL_OMAP3(1, omap3_torpedo); - - /* omap3 based boards using UART3 */ - DEBUG_LL_OMAP3(3, cm_t35); - DEBUG_LL_OMAP3(3, cm_t3517); - DEBUG_LL_OMAP3(3, cm_t3730); - DEBUG_LL_OMAP3(3, craneboard); - DEBUG_LL_OMAP3(3, devkit8000); - DEBUG_LL_OMAP3(3, igep0020); - DEBUG_LL_OMAP3(3, igep0030); - DEBUG_LL_OMAP3(3, nokia_rm680); - DEBUG_LL_OMAP3(3, nokia_rm696); - DEBUG_LL_OMAP3(3, nokia_rx51); - DEBUG_LL_OMAP3(3, omap3517evm); - DEBUG_LL_OMAP3(3, omap3_beagle); - DEBUG_LL_OMAP3(3, omap3_pandora); - DEBUG_LL_OMAP3(3, omap_ldp); - DEBUG_LL_OMAP3(3, overo); - DEBUG_LL_OMAP3(3, touchbook); - - /* omap4 based boards using UART3 */ - DEBUG_LL_OMAP4(3, omap_4430sdp); - DEBUG_LL_OMAP4(3, omap4_panda); - - /* omap5 based boards using UART3 */ - DEBUG_LL_OMAP5(3, omap5_sevm); - - /* zoom2/3 external uart */ - DEBUG_LL_ZOOM(omap_zoom2); - DEBUG_LL_ZOOM(omap_zoom3); - - /* TI8168 base boards using UART3 */ - DEBUG_LL_TI81XX(3, ti8168evm); - - /* TI8148 base boards using UART1 */ - DEBUG_LL_TI81XX(1, ti8148evm); - - /* AM33XX base boards using UART1 */ - DEBUG_LL_AM33XX(1, am335xevm); - } while (0); -} - -/* - * nothing to do - */ -#define arch_decomp_wdog() diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h deleted file mode 100644 index 87ee140..0000000 --- a/arch/arm/plat-omap/include/plat/usb.h +++ /dev/null @@ -1,179 +0,0 @@ -// include/asm-arm/mach-omap/usb.h - -#ifndef __ASM_ARCH_OMAP_USB_H -#define __ASM_ARCH_OMAP_USB_H - -#include <linux/io.h> -#include <linux/platform_device.h> -#include <linux/usb/musb.h> - -#define OMAP3_HS_USB_PORTS 3 - -enum usbhs_omap_port_mode { - OMAP_USBHS_PORT_MODE_UNUSED, - OMAP_EHCI_PORT_MODE_PHY, - OMAP_EHCI_PORT_MODE_TLL, - OMAP_EHCI_PORT_MODE_HSIC, - OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0, - OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM, - OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0, - OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM, - OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0, - OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM, - OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0, - OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM, - OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0, - OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM -}; - -struct usbhs_omap_board_data { - enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; - - /* have to be valid if phy_reset is true and portx is in phy mode */ - int reset_gpio_port[OMAP3_HS_USB_PORTS]; - - /* Set this to true for ES2.x silicon */ - unsigned es2_compatibility:1; - - unsigned phy_reset:1; - - /* - * Regulators for USB PHYs. - * Each PHY can have a separate regulator. - */ - struct regulator *regulator[OMAP3_HS_USB_PORTS]; -}; - -#ifdef CONFIG_ARCH_OMAP2PLUS - -struct ehci_hcd_omap_platform_data { - enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; - int reset_gpio_port[OMAP3_HS_USB_PORTS]; - struct regulator *regulator[OMAP3_HS_USB_PORTS]; - unsigned phy_reset:1; -}; - -struct ohci_hcd_omap_platform_data { - enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; - unsigned es2_compatibility:1; -}; - -struct usbhs_omap_platform_data { - enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; - - struct ehci_hcd_omap_platform_data *ehci_data; - struct ohci_hcd_omap_platform_data *ohci_data; -}; - -struct usbtll_omap_platform_data { - enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; -}; -/*-------------------------------------------------------------------------*/ - -struct omap_musb_board_data { - u8 interface_type; - u8 mode; - u16 power; - unsigned extvbus:1; - void (*set_phy_power)(u8 on); - void (*clear_irq)(void); - void (*set_mode)(u8 mode); - void (*reset)(void); -}; - -enum musb_interface {MUSB_INTERFACE_ULPI, MUSB_INTERFACE_UTMI}; - -extern void usb_musb_init(struct omap_musb_board_data *board_data); - -extern void usbhs_init(const struct usbhs_omap_board_data *pdata); -extern int omap_tll_enable(void); -extern int omap_tll_disable(void); - -extern int omap4430_phy_power(struct device *dev, int ID, int on); -extern int omap4430_phy_set_clk(struct device *dev, int on); -extern int omap4430_phy_init(struct device *dev); -extern int omap4430_phy_exit(struct device *dev); -extern int omap4430_phy_suspend(struct device *dev, int suspend); - -#endif - -extern void am35x_musb_reset(void); -extern void am35x_musb_phy_power(u8 on); -extern void am35x_musb_clear_irq(void); -extern void am35x_set_mode(u8 musb_mode); -extern void ti81xx_musb_phy_power(u8 on); - -/* AM35x */ -/* USB 2.0 PHY Control */ -#define CONF2_PHY_GPIOMODE (1 << 23) -#define CONF2_OTGMODE (3 << 14) -#define CONF2_NO_OVERRIDE (0 << 14) -#define CONF2_FORCE_HOST (1 << 14) -#define CONF2_FORCE_DEVICE (2 << 14) -#define CONF2_FORCE_HOST_VBUS_LOW (3 << 14) -#define CONF2_SESENDEN (1 << 13) -#define CONF2_VBDTCTEN (1 << 12) -#define CONF2_REFFREQ_24MHZ (2 << 8) -#define CONF2_REFFREQ_26MHZ (7 << 8) -#define CONF2_REFFREQ_13MHZ (6 << 8) -#define CONF2_REFFREQ (0xf << 8) -#define CONF2_PHYCLKGD (1 << 7) -#define CONF2_VBUSSENSE (1 << 6) -#define CONF2_PHY_PLLON (1 << 5) -#define CONF2_RESET (1 << 4) -#define CONF2_PHYPWRDN (1 << 3) -#define CONF2_OTGPWRDN (1 << 2) -#define CONF2_DATPOL (1 << 1) - -/* TI81XX specific definitions */ -#define USBCTRL0 0x620 -#define USBSTAT0 0x624 - -/* TI816X PHY controls bits */ -#define TI816X_USBPHY0_NORMAL_MODE (1 << 0) -#define TI816X_USBPHY_REFCLK_OSC (1 << 8) - -/* TI814X PHY controls bits */ -#define USBPHY_CM_PWRDN (1 << 0) -#define USBPHY_OTG_PWRDN (1 << 1) -#define USBPHY_CHGDET_DIS (1 << 2) -#define USBPHY_CHGDET_RSTRT (1 << 3) -#define USBPHY_SRCONDM (1 << 4) -#define USBPHY_SINKONDP (1 << 5) -#define USBPHY_CHGISINK_EN (1 << 6) -#define USBPHY_CHGVSRC_EN (1 << 7) -#define USBPHY_DMPULLUP (1 << 8) -#define USBPHY_DPPULLUP (1 << 9) -#define USBPHY_CDET_EXTCTL (1 << 10) -#define USBPHY_GPIO_MODE (1 << 12) -#define USBPHY_DPOPBUFCTL (1 << 13) -#define USBPHY_DMOPBUFCTL (1 << 14) -#define USBPHY_DPINPUT (1 << 15) -#define USBPHY_DMINPUT (1 << 16) -#define USBPHY_DPGPIO_PD (1 << 17) -#define USBPHY_DMGPIO_PD (1 << 18) -#define USBPHY_OTGVDET_EN (1 << 19) -#define USBPHY_OTGSESSEND_EN (1 << 20) -#define USBPHY_DATA_POLARITY (1 << 23) - -#if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_USB) -u32 omap1_usb0_init(unsigned nwires, unsigned is_device); -u32 omap1_usb1_init(unsigned nwires); -u32 omap1_usb2_init(unsigned nwires, unsigned alt_pingroup); -#else -static inline u32 omap1_usb0_init(unsigned nwires, unsigned is_device) -{ - return 0; -} -static inline u32 omap1_usb1_init(unsigned nwires) -{ - return 0; - -} -static inline u32 omap1_usb2_init(unsigned nwires, unsigned alt_pingroup) -{ - return 0; -} -#endif - -#endif /* __ASM_ARCH_OMAP_USB_H */ diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 28acb38..743fc28 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -20,198 +20,20 @@ #include <linux/init.h> #include <linux/io.h> +#include <asm/fncpy.h> #include <asm/tlb.h> #include <asm/cacheflush.h> #include <asm/mach/map.h> -#include <plat/sram.h> -#include <plat/cpu.h> - -#include "sram.h" - -/* XXX These "sideways" includes will disappear when sram.c becomes a driver */ -#include "../mach-omap2/iomap.h" -#include "../mach-omap2/prm2xxx_3xxx.h" -#include "../mach-omap2/sdrc.h" - -#define OMAP1_SRAM_PA 0x20000000 -#define OMAP2_SRAM_PUB_PA (OMAP2_SRAM_PA + 0xf800) -#define OMAP3_SRAM_PUB_PA (OMAP3_SRAM_PA + 0x8000) -#ifdef CONFIG_OMAP4_ERRATA_I688 -#define OMAP4_SRAM_PUB_PA OMAP4_SRAM_PA -#else -#define OMAP4_SRAM_PUB_PA (OMAP4_SRAM_PA + 0x4000) -#endif -#define OMAP5_SRAM_PA 0x40300000 - -#if defined(CONFIG_ARCH_OMAP2PLUS) -#define SRAM_BOOTLOADER_SZ 0x00 -#else -#define SRAM_BOOTLOADER_SZ 0x80 -#endif - -#define OMAP24XX_VA_REQINFOPERM0 OMAP2_L3_IO_ADDRESS(0x68005048) -#define OMAP24XX_VA_READPERM0 OMAP2_L3_IO_ADDRESS(0x68005050) -#define OMAP24XX_VA_WRITEPERM0 OMAP2_L3_IO_ADDRESS(0x68005058) - -#define OMAP34XX_VA_REQINFOPERM0 OMAP2_L3_IO_ADDRESS(0x68012848) -#define OMAP34XX_VA_READPERM0 OMAP2_L3_IO_ADDRESS(0x68012850) -#define OMAP34XX_VA_WRITEPERM0 OMAP2_L3_IO_ADDRESS(0x68012858) -#define OMAP34XX_VA_ADDR_MATCH2 OMAP2_L3_IO_ADDRESS(0x68012880) -#define OMAP34XX_VA_SMS_RG_ATT0 OMAP2_L3_IO_ADDRESS(0x6C000048) - -#define GP_DEVICE 0x300 - #define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1))) -static unsigned long omap_sram_start; static void __iomem *omap_sram_base; static unsigned long omap_sram_skip; static unsigned long omap_sram_size; static void __iomem *omap_sram_ceil; /* - * Depending on the target RAMFS firewall setup, the public usable amount of - * SRAM varies. The default accessible size for all device types is 2k. A GP - * device allows ARM11 but not other initiators for full size. This - * functionality seems ok until some nice security API happens. - */ -static int is_sram_locked(void) -{ - if (OMAP2_DEVICE_TYPE_GP == omap_type()) { - /* RAMFW: R/W access to all initiators for all qualifier sets */ - if (cpu_is_omap242x()) { - __raw_writel(0xFF, OMAP24XX_VA_REQINFOPERM0); /* all q-vects */ - __raw_writel(0xCFDE, OMAP24XX_VA_READPERM0); /* all i-read */ - __raw_writel(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */ - } - if (cpu_is_omap34xx()) { - __raw_writel(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */ - __raw_writel(0xFFFF, OMAP34XX_VA_READPERM0); /* all i-read */ - __raw_writel(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */ - __raw_writel(0x0, OMAP34XX_VA_ADDR_MATCH2); - __raw_writel(0xFFFFFFFF, OMAP34XX_VA_SMS_RG_ATT0); - } - return 0; - } else - return 1; /* assume locked with no PPA or security driver */ -} - -/* - * The amount of SRAM depends on the core type. - * Note that we cannot try to test for SRAM here because writes - * to secure SRAM will hang the system. Also the SRAM is not - * yet mapped at this point. - */ -static void __init omap_detect_sram(void) -{ - omap_sram_skip = SRAM_BOOTLOADER_SZ; - if (cpu_class_is_omap2()) { - if (is_sram_locked()) { - if (cpu_is_omap34xx()) { - omap_sram_start = OMAP3_SRAM_PUB_PA; - if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) || - (omap_type() == OMAP2_DEVICE_TYPE_SEC)) { - omap_sram_size = 0x7000; /* 28K */ - omap_sram_skip += SZ_16K; - } else { - omap_sram_size = 0x8000; /* 32K */ - } - } else if (cpu_is_omap44xx()) { - omap_sram_start = OMAP4_SRAM_PUB_PA; - omap_sram_size = 0xa000; /* 40K */ - } else if (soc_is_omap54xx()) { - omap_sram_start = OMAP5_SRAM_PA; - omap_sram_size = SZ_128K; /* 128KB */ - } else { - omap_sram_start = OMAP2_SRAM_PUB_PA; - omap_sram_size = 0x800; /* 2K */ - } - } else { - if (soc_is_am33xx()) { - omap_sram_start = AM33XX_SRAM_PA; - omap_sram_size = 0x10000; /* 64K */ - } else if (cpu_is_omap34xx()) { - omap_sram_start = OMAP3_SRAM_PA; - omap_sram_size = 0x10000; /* 64K */ - } else if (cpu_is_omap44xx()) { - omap_sram_start = OMAP4_SRAM_PA; - omap_sram_size = 0xe000; /* 56K */ - } else if (soc_is_omap54xx()) { - omap_sram_start = OMAP5_SRAM_PA; - omap_sram_size = SZ_128K; /* 128KB */ - } else { - omap_sram_start = OMAP2_SRAM_PA; - if (cpu_is_omap242x()) - omap_sram_size = 0xa0000; /* 640K */ - else if (cpu_is_omap243x()) - omap_sram_size = 0x10000; /* 64K */ - } - } - } else { - omap_sram_start = OMAP1_SRAM_PA; - - if (cpu_is_omap7xx()) - omap_sram_size = 0x32000; /* 200K */ - else if (cpu_is_omap15xx()) - omap_sram_size = 0x30000; /* 192K */ - else if (cpu_is_omap1610() || cpu_is_omap1611() || - cpu_is_omap1621() || cpu_is_omap1710()) - omap_sram_size = 0x4000; /* 16K */ - else { - pr_err("Could not detect SRAM size\n"); - omap_sram_size = 0x4000; - } - } -} - -/* - * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early. - */ -static void __init omap_map_sram(void) -{ - int cached = 1; - - if (omap_sram_size == 0) - return; - -#ifdef CONFIG_OMAP4_ERRATA_I688 - if (cpu_is_omap44xx()) { - omap_sram_start += PAGE_SIZE; - omap_sram_size -= SZ_16K; - } -#endif - if (cpu_is_omap34xx()) { - /* - * SRAM must be marked as non-cached on OMAP3 since the - * CORE DPLL M2 divider change code (in SRAM) runs with the - * SDRAM controller disabled, and if it is marked cached, - * the ARM may attempt to write cache lines back to SDRAM - * which will cause the system to hang. - */ - cached = 0; - } - - omap_sram_start = ROUND_DOWN(omap_sram_start, PAGE_SIZE); - omap_sram_base = __arm_ioremap_exec(omap_sram_start, omap_sram_size, - cached); - if (!omap_sram_base) { - pr_err("SRAM: Could not map\n"); - return; - } - - omap_sram_ceil = omap_sram_base + omap_sram_size; - - /* - * Looks like we need to preserve some bootloader code at the - * beginning of SRAM for jumping to flash for reboot to work... - */ - memset_io(omap_sram_base + omap_sram_skip, 0, - omap_sram_size - omap_sram_skip); -} - -/* * Memory allocator for SRAM: calculates the new ceiling address * for pushing a function using the fncpy API. * @@ -236,171 +58,39 @@ void *omap_sram_push_address(unsigned long size) return (void *)omap_sram_ceil; } -#ifdef CONFIG_ARCH_OMAP1 - -static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl); - -void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl) -{ - BUG_ON(!_omap_sram_reprogram_clock); - /* On 730, bit 13 must always be 1 */ - if (cpu_is_omap7xx()) - ckctl |= 0x2000; - _omap_sram_reprogram_clock(dpllctl, ckctl); -} - -static int __init omap1_sram_init(void) -{ - _omap_sram_reprogram_clock = - omap_sram_push(omap1_sram_reprogram_clock, - omap1_sram_reprogram_clock_sz); - - return 0; -} - -#else -#define omap1_sram_init() do {} while (0) -#endif - -#if defined(CONFIG_ARCH_OMAP2) - -static void (*_omap2_sram_ddr_init)(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, - u32 base_cs, u32 force_unlock); - -void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, - u32 base_cs, u32 force_unlock) -{ - BUG_ON(!_omap2_sram_ddr_init); - _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl, - base_cs, force_unlock); -} - -static void (*_omap2_sram_reprogram_sdrc)(u32 perf_level, u32 dll_val, - u32 mem_type); - -void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, u32 mem_type) -{ - BUG_ON(!_omap2_sram_reprogram_sdrc); - _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type); -} - -static u32 (*_omap2_set_prcm)(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass); - -u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass) -{ - BUG_ON(!_omap2_set_prcm); - return _omap2_set_prcm(dpll_ctrl_val, sdrc_rfr_val, bypass); -} -#endif - -#ifdef CONFIG_SOC_OMAP2420 -static int __init omap242x_sram_init(void) -{ - _omap2_sram_ddr_init = omap_sram_push(omap242x_sram_ddr_init, - omap242x_sram_ddr_init_sz); - - _omap2_sram_reprogram_sdrc = omap_sram_push(omap242x_sram_reprogram_sdrc, - omap242x_sram_reprogram_sdrc_sz); - - _omap2_set_prcm = omap_sram_push(omap242x_sram_set_prcm, - omap242x_sram_set_prcm_sz); - - return 0; -} -#else -static inline int omap242x_sram_init(void) -{ - return 0; -} -#endif - -#ifdef CONFIG_SOC_OMAP2430 -static int __init omap243x_sram_init(void) -{ - _omap2_sram_ddr_init = omap_sram_push(omap243x_sram_ddr_init, - omap243x_sram_ddr_init_sz); - - _omap2_sram_reprogram_sdrc = omap_sram_push(omap243x_sram_reprogram_sdrc, - omap243x_sram_reprogram_sdrc_sz); - - _omap2_set_prcm = omap_sram_push(omap243x_sram_set_prcm, - omap243x_sram_set_prcm_sz); - - return 0; -} -#else -static inline int omap243x_sram_init(void) -{ - return 0; -} -#endif - -#ifdef CONFIG_ARCH_OMAP3 - -static u32 (*_omap3_sram_configure_core_dpll)( - u32 m2, u32 unlock_dll, u32 f, u32 inc, - u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, - u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, - u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, - u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1); - -u32 omap3_configure_core_dpll(u32 m2, u32 unlock_dll, u32 f, u32 inc, - u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0, - u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0, - u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1, - u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1) -{ - BUG_ON(!_omap3_sram_configure_core_dpll); - return _omap3_sram_configure_core_dpll( - m2, unlock_dll, f, inc, - sdrc_rfr_ctrl_0, sdrc_actim_ctrl_a_0, - sdrc_actim_ctrl_b_0, sdrc_mr_0, - sdrc_rfr_ctrl_1, sdrc_actim_ctrl_a_1, - sdrc_actim_ctrl_b_1, sdrc_mr_1); -} - -void omap3_sram_restore_context(void) +/* + * The SRAM context is lost during off-idle and stack + * needs to be reset. + */ +void omap_sram_reset(void) { omap_sram_ceil = omap_sram_base + omap_sram_size; - - _omap3_sram_configure_core_dpll = - omap_sram_push(omap3_sram_configure_core_dpll, - omap3_sram_configure_core_dpll_sz); - omap_push_sram_idle(); } -static inline int omap34xx_sram_init(void) -{ - omap3_sram_restore_context(); - return 0; -} -#else -static inline int omap34xx_sram_init(void) -{ - return 0; -} -#endif /* CONFIG_ARCH_OMAP3 */ - -static inline int am33xx_sram_init(void) +/* + * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early. + */ +void __init omap_map_sram(unsigned long start, unsigned long size, + unsigned long skip, int cached) { - return 0; -} + if (size == 0) + return; -int __init omap_sram_init(void) -{ - omap_detect_sram(); - omap_map_sram(); + start = ROUND_DOWN(start, PAGE_SIZE); + omap_sram_size = size; + omap_sram_skip = skip; + omap_sram_base = __arm_ioremap_exec(start, size, cached); + if (!omap_sram_base) { + pr_err("SRAM: Could not map\n"); + return; + } - if (!(cpu_class_is_omap2())) - omap1_sram_init(); - else if (cpu_is_omap242x()) - omap242x_sram_init(); - else if (cpu_is_omap2430()) - omap243x_sram_init(); - else if (soc_is_am33xx()) - am33xx_sram_init(); - else if (cpu_is_omap34xx()) - omap34xx_sram_init(); + omap_sram_reset(); - return 0; + /* + * Looks like we need to preserve some bootloader code at the + * beginning of SRAM for jumping to flash for reboot to work... + */ + memset_io(omap_sram_base + omap_sram_skip, 0, + omap_sram_size - omap_sram_skip); } diff --git a/arch/arm/plat-omap/sram.h b/arch/arm/plat-omap/sram.h deleted file mode 100644 index 29b43ef..0000000 --- a/arch/arm/plat-omap/sram.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __PLAT_OMAP_SRAM_H__ -#define __PLAT_OMAP_SRAM_H__ - -extern int __init omap_sram_init(void); - -#endif /* __PLAT_OMAP_SRAM_H__ */ diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index c8abce3..ed0fade 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -270,15 +270,10 @@ static int hci_uart_send_frame(struct sk_buff *skb) */ static int hci_uart_tty_open(struct tty_struct *tty) { - struct hci_uart *hu = (void *) tty->disc_data; + struct hci_uart *hu; BT_DBG("tty %p", tty); - /* FIXME: This btw is bogus, nothing requires the old ldisc to clear - the pointer */ - if (hu) - return -EEXIST; - /* Error if the tty has no write op instead of leaving an exploitable hole */ if (tty->ops->write == NULL) diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c index a5effd8..45e467d 100644 --- a/drivers/char/hw_random/omap-rng.c +++ b/drivers/char/hw_random/omap-rng.c @@ -27,8 +27,6 @@ #include <asm/io.h> -#include <plat/cpu.h> - #define RNG_OUT_REG 0x00 /* Output register */ #define RNG_STAT_REG 0x04 /* Status register [0] = STAT_BUSY */ diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c index 093a8af..649a146 100644 --- a/drivers/crypto/omap-aes.c +++ b/drivers/crypto/omap-aes.c @@ -29,8 +29,7 @@ #include <crypto/scatterwalk.h> #include <crypto/aes.h> -#include <plat/cpu.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> /* OMAP TRM gives bitfields as start:end, where start is the higher bit number. For example 7:0 */ @@ -941,11 +940,6 @@ static int __init omap_aes_mod_init(void) { pr_info("loading %s driver\n", "omap-aes"); - if (!cpu_class_is_omap2() || omap_type() != OMAP2_DEVICE_TYPE_SEC) { - pr_err("Unsupported cpu\n"); - return -ENODEV; - } - return platform_driver_register(&omap_aes_driver); } diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index a3fd6fc..d76fe06 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -37,8 +37,7 @@ #include <crypto/hash.h> #include <crypto/internal/hash.h> -#include <plat/cpu.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <mach/irqs.h> #define SHA_REG_DIGEST(x) (0x00 + ((x) * 0x04)) @@ -1289,13 +1288,6 @@ static int __init omap_sham_mod_init(void) { pr_info("loading %s driver\n", "omap-sham"); - if (!cpu_class_is_omap2() || - (omap_type() != OMAP2_DEVICE_TYPE_SEC && - omap_type() != OMAP2_DEVICE_TYPE_EMU)) { - pr_err("Unsupported cpu\n"); - return -ENODEV; - } - return platform_driver_register(&omap_sham_driver); } diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index bb2d8e7..7d35c23 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -19,8 +19,7 @@ #include "virt-dma.h" -#include <plat/cpu.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> struct omap_dmadev { struct dma_device ddev; @@ -438,7 +437,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_dma_cyclic( omap_disable_dma_irq(c->dma_ch, OMAP_DMA_BLOCK_IRQ); } - if (!cpu_class_is_omap1()) { + if (dma_omap2plus()) { omap_set_dma_src_burst_mode(c->dma_ch, OMAP_DMA_DATA_BURST_16); omap_set_dma_dest_burst_mode(c->dma_ch, OMAP_DMA_DATA_BURST_16); } diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c index a3b1a34..4b1becc 100644 --- a/drivers/media/platform/omap/omap_vout.c +++ b/drivers/media/platform/omap/omap_vout.c @@ -45,8 +45,8 @@ #include <media/v4l2-ioctl.h> #include <plat/cpu.h> -#include <plat/dma.h> -#include <plat/vrfb.h> +#include <plat-omap/dma-omap.h> +#include <video/omapvrfb.h> #include <video/omapdss.h> #include "omap_voutlib.h" diff --git a/drivers/media/platform/omap/omap_vout_vrfb.c b/drivers/media/platform/omap/omap_vout_vrfb.c index 4be26abf6c..8340445 100644 --- a/drivers/media/platform/omap/omap_vout_vrfb.c +++ b/drivers/media/platform/omap/omap_vout_vrfb.c @@ -16,12 +16,14 @@ #include <media/videobuf-dma-contig.h> #include <media/v4l2-device.h> -#include <plat/dma.h> -#include <plat/vrfb.h> +#include <plat-omap/dma-omap.h> +#include <video/omapvrfb.h> #include "omap_voutdef.h" #include "omap_voutlib.h" +#define OMAP_DMA_NO_DEVICE 0 + /* * Function for allocating video buffers */ diff --git a/drivers/media/platform/omap/omap_voutdef.h b/drivers/media/platform/omap/omap_voutdef.h index 27a95d2..9ccfe1f 100644 --- a/drivers/media/platform/omap/omap_voutdef.h +++ b/drivers/media/platform/omap/omap_voutdef.h @@ -12,7 +12,7 @@ #define OMAP_VOUTDEF_H #include <video/omapdss.h> -#include <plat/vrfb.h> +#include <video/omapvrfb.h> #define YUYV_BPP 2 #define RGB565_BPP 2 diff --git a/drivers/media/platform/omap3isp/isphist.c b/drivers/media/platform/omap3isp/isphist.c index d1a8dee..e7f9c42 100644 --- a/drivers/media/platform/omap3isp/isphist.c +++ b/drivers/media/platform/omap3isp/isphist.c @@ -34,6 +34,8 @@ #include "ispreg.h" #include "isphist.h" +#define OMAP24XX_DMA_NO_DEVICE 0 + #define HIST_CONFIG_DMA 1 #define HIST_USING_DMA(hist) ((hist)->dma_ch >= 0) diff --git a/drivers/media/platform/omap3isp/ispstat.h b/drivers/media/platform/omap3isp/ispstat.h index a6fe653..40f87cd 100644 --- a/drivers/media/platform/omap3isp/ispstat.h +++ b/drivers/media/platform/omap3isp/ispstat.h @@ -30,7 +30,7 @@ #include <linux/types.h> #include <linux/omap3isp.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <media/v4l2-event.h> #include "isp.h" diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index a0b737fe..5bd40e6 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -36,7 +36,6 @@ #include <media/v4l2-ioctl.h> #include <plat/iommu.h> #include <plat/iovmm.h> -#include <plat/omap-pm.h> #include "ispvideo.h" #include "isp.h" diff --git a/drivers/media/platform/soc_camera/omap1_camera.c b/drivers/media/platform/soc_camera/omap1_camera.c index fa08c76..cae9ce6 100644 --- a/drivers/media/platform/soc_camera/omap1_camera.c +++ b/drivers/media/platform/soc_camera/omap1_camera.c @@ -34,12 +34,13 @@ #include <media/videobuf-dma-contig.h> #include <media/videobuf-dma-sg.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #define DRIVER_NAME "omap1-camera" #define DRIVER_VERSION "0.0.2" +#define OMAP_DMA_CAMERA_IF_RX 20 /* * --------------------------------------------------------------------------- diff --git a/drivers/media/rc/ir-rx51.c b/drivers/media/rc/ir-rx51.c index 546199e..82e6c1e 100644 --- a/drivers/media/rc/ir-rx51.c +++ b/drivers/media/rc/ir-rx51.c @@ -28,7 +28,6 @@ #include <plat/dmtimer.h> #include <plat/clock.h> -#include <plat/omap-pm.h> #include <media/lirc.h> #include <media/lirc_dev.h> diff --git a/drivers/mfd/menelaus.c b/drivers/mfd/menelaus.c index 55d58998..998ce8c 100644 --- a/drivers/mfd/menelaus.c +++ b/drivers/mfd/menelaus.c @@ -41,11 +41,11 @@ #include <linux/rtc.h> #include <linux/bcd.h> #include <linux/slab.h> +#include <linux/mfd/menelaus.h> #include <asm/mach/irq.h> #include <asm/gpio.h> -#include <plat/menelaus.h> #define DRIVER_NAME "menelaus" diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 23cec57..cebfe0a 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -26,9 +26,12 @@ #include <linux/spinlock.h> #include <linux/gpio.h> #include <plat/cpu.h> -#include <plat/usb.h> +#include <linux/platform_device.h> +#include <linux/platform_data/usb-omap.h> #include <linux/pm_runtime.h> +#include "omap-usb.h" + #define USBHS_DRIVER_NAME "usbhs_omap" #define OMAP_EHCI_DEVICE "ehci-omap" #define OMAP_OHCI_DEVICE "ohci-omap3" diff --git a/drivers/mfd/omap-usb-tll.c b/drivers/mfd/omap-usb-tll.c index 4b7757b..0db0dfa 100644 --- a/drivers/mfd/omap-usb-tll.c +++ b/drivers/mfd/omap-usb-tll.c @@ -25,8 +25,8 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/err.h> -#include <plat/usb.h> #include <linux/pm_runtime.h> +#include <linux/platform_data/usb-omap.h> #define USBTLL_DRIVER_NAME "usbhs_tll" diff --git a/drivers/mfd/omap-usb.h b/drivers/mfd/omap-usb.h new file mode 100644 index 0000000..972aa96 --- /dev/null +++ b/drivers/mfd/omap-usb.h @@ -0,0 +1,2 @@ +extern int omap_tll_enable(void); +extern int omap_tll_disable(void); diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 48ad361..ae115c0 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -28,9 +28,8 @@ #include <linux/clk.h> #include <linux/scatterlist.h> #include <linux/slab.h> +#include <linux/platform_data/mmc-omap.h> -#include <plat/mmc.h> -#include <plat/dma.h> #define OMAP_MMC_REG_CMD 0x00 #define OMAP_MMC_REG_ARGL 0x01 @@ -72,6 +71,13 @@ #define OMAP_MMC_STAT_CARD_BUSY (1 << 2) #define OMAP_MMC_STAT_END_OF_CMD (1 << 0) +#define mmc_omap7xx() (host->features & MMC_OMAP7XX) +#define mmc_omap15xx() (host->features & MMC_OMAP15XX) +#define mmc_omap16xx() (host->features & MMC_OMAP16XX) +#define MMC_OMAP1_MASK (MMC_OMAP7XX | MMC_OMAP15XX | MMC_OMAP16XX) +#define mmc_omap1() (host->features & MMC_OMAP1_MASK) +#define mmc_omap2() (!mmc_omap1()) + #define OMAP_MMC_REG(host, reg) (OMAP_MMC_REG_##reg << (host)->reg_shift) #define OMAP_MMC_READ(host, reg) __raw_readw((host)->virt_base + OMAP_MMC_REG(host, reg)) #define OMAP_MMC_WRITE(host, reg, val) __raw_writew((val), (host)->virt_base + OMAP_MMC_REG(host, reg)) @@ -84,6 +90,16 @@ #define OMAP_MMC_CMDTYPE_AC 2 #define OMAP_MMC_CMDTYPE_ADTC 3 +#define OMAP_DMA_MMC_TX 21 +#define OMAP_DMA_MMC_RX 22 +#define OMAP_DMA_MMC2_TX 54 +#define OMAP_DMA_MMC2_RX 55 + +#define OMAP24XX_DMA_MMC2_TX 47 +#define OMAP24XX_DMA_MMC2_RX 48 +#define OMAP24XX_DMA_MMC1_TX 61 +#define OMAP24XX_DMA_MMC1_RX 62 + #define DRIVER_NAME "mmci-omap" @@ -147,6 +163,7 @@ struct mmc_omap_host { u32 buffer_bytes_left; u32 total_bytes_left; + unsigned features; unsigned use_dma:1; unsigned brs_received:1, dma_done:1; unsigned dma_in_use:1; @@ -988,7 +1005,7 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req) * blocksize is at least that large. Blocksize is * usually 512 bytes; but not for some SD reads. */ - burst = cpu_is_omap15xx() ? 32 : 64; + burst = mmc_omap15xx() ? 32 : 64; if (burst > data->blksz) burst = data->blksz; @@ -1104,8 +1121,7 @@ static void mmc_omap_set_power(struct mmc_omap_slot *slot, int power_on, if (slot->pdata->set_power != NULL) slot->pdata->set_power(mmc_dev(slot->mmc), slot->id, power_on, vdd); - - if (cpu_is_omap24xx()) { + if (mmc_omap2()) { u16 w; if (power_on) { @@ -1239,7 +1255,7 @@ static int __devinit mmc_omap_new_slot(struct mmc_omap_host *host, int id) mmc->ops = &mmc_omap_ops; mmc->f_min = 400000; - if (cpu_class_is_omap2()) + if (mmc_omap2()) mmc->f_max = 48000000; else mmc->f_max = 24000000; @@ -1359,6 +1375,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev) init_waitqueue_head(&host->slot_wq); host->pdata = pdata; + host->features = host->pdata->slots[0].features; host->dev = &pdev->dev; platform_set_drvdata(pdev, host); @@ -1391,7 +1408,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev) host->dma_tx_burst = -1; host->dma_rx_burst = -1; - if (cpu_is_omap24xx()) + if (mmc_omap2()) sig = host->id == 0 ? OMAP24XX_DMA_MMC1_TX : OMAP24XX_DMA_MMC2_TX; else sig = host->id == 0 ? OMAP_DMA_MMC_TX : OMAP_DMA_MMC2_TX; @@ -1407,7 +1424,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev) dev_warn(host->dev, "unable to obtain TX DMA engine channel %u\n", sig); #endif - if (cpu_is_omap24xx()) + if (mmc_omap2()) sig = host->id == 0 ? OMAP24XX_DMA_MMC1_RX : OMAP24XX_DMA_MMC2_RX; else sig = host->id == 0 ? OMAP_DMA_MMC_RX : OMAP_DMA_MMC2_RX; @@ -1435,7 +1452,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev) } host->nr_slots = pdata->nr_slots; - host->reg_shift = (cpu_is_omap7xx() ? 1 : 2); + host->reg_shift = (mmc_omap7xx() ? 1 : 2); host->mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0); if (!host->mmc_omap_wq) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index fedd258..e7c1852 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -38,9 +38,7 @@ #include <linux/gpio.h> #include <linux/regulator/consumer.h> #include <linux/pm_runtime.h> -#include <mach/hardware.h> -#include <plat/mmc.h> -#include <plat/cpu.h> +#include <linux/platform_data/mmc-omap.h> /* OMAP HSMMC Host Controller Registers */ #define OMAP_HSMMC_SYSSTATUS 0x0014 diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c index 5b31386..5c8978e 100644 --- a/drivers/mtd/nand/omap2.c +++ b/drivers/mtd/nand/omap2.c @@ -27,8 +27,7 @@ #include <linux/bch.h> #endif -#include <plat/dma.h> -#include <plat/gpmc.h> +#include <plat-omap/dma-omap.h> #include <linux/platform_data/mtd-nand-omap2.h> #define DRIVER_NAME "omap2-nand" @@ -106,10 +105,18 @@ #define CS_MASK 0x7 #define ENABLE_PREFETCH (0x1 << 7) #define DMA_MPU_MODE_SHIFT 2 +#define ECCSIZE0_SHIFT 12 #define ECCSIZE1_SHIFT 22 #define ECC1RESULTSIZE 0x1 #define ECCCLEAR 0x100 #define ECC1 0x1 +#define PREFETCH_FIFOTHRESHOLD_MAX 0x40 +#define PREFETCH_FIFOTHRESHOLD(val) ((val) << 8) +#define PREFETCH_STATUS_COUNT(val) (val & 0x00003fff) +#define PREFETCH_STATUS_FIFO_CNT(val) ((val >> 24) & 0x7F) +#define STATUS_BUFF_EMPTY 0x00000001 + +#define OMAP24XX_DMA_GPMC 4 /* oob info generated runtime depending on ecc algorithm and layout selected */ static struct nand_ecclayout omap_oobinfo; @@ -269,7 +276,7 @@ static void omap_write_buf8(struct mtd_info *mtd, const u_char *buf, int len) /* wait until buffer is available for write */ do { status = readl(info->reg.gpmc_status) & - GPMC_STATUS_BUFF_EMPTY; + STATUS_BUFF_EMPTY; } while (!status); } } @@ -307,7 +314,7 @@ static void omap_write_buf16(struct mtd_info *mtd, const u_char * buf, int len) /* wait until buffer is available for write */ do { status = readl(info->reg.gpmc_status) & - GPMC_STATUS_BUFF_EMPTY; + STATUS_BUFF_EMPTY; } while (!status); } } @@ -348,7 +355,7 @@ static void omap_read_buf_pref(struct mtd_info *mtd, u_char *buf, int len) } else { do { r_count = readl(info->reg.gpmc_prefetch_status); - r_count = GPMC_PREFETCH_STATUS_FIFO_CNT(r_count); + r_count = PREFETCH_STATUS_FIFO_CNT(r_count); r_count = r_count >> 2; ioread32_rep(info->nand.IO_ADDR_R, p, r_count); p += r_count; @@ -395,7 +402,7 @@ static void omap_write_buf_pref(struct mtd_info *mtd, } else { while (len) { w_count = readl(info->reg.gpmc_prefetch_status); - w_count = GPMC_PREFETCH_STATUS_FIFO_CNT(w_count); + w_count = PREFETCH_STATUS_FIFO_CNT(w_count); w_count = w_count >> 1; for (i = 0; (i < w_count) && len; i++, len -= 2) iowrite16(*p++, info->nand.IO_ADDR_W); @@ -407,7 +414,7 @@ static void omap_write_buf_pref(struct mtd_info *mtd, do { cpu_relax(); val = readl(info->reg.gpmc_prefetch_status); - val = GPMC_PREFETCH_STATUS_COUNT(val); + val = PREFETCH_STATUS_COUNT(val); } while (val && (tim++ < limit)); /* disable and stop the PFPW engine */ @@ -493,7 +500,7 @@ static inline int omap_nand_dma_transfer(struct mtd_info *mtd, void *addr, do { cpu_relax(); val = readl(info->reg.gpmc_prefetch_status); - val = GPMC_PREFETCH_STATUS_COUNT(val); + val = PREFETCH_STATUS_COUNT(val); } while (val && (tim++ < limit)); /* disable and stop the PFPW engine */ @@ -556,7 +563,7 @@ static irqreturn_t omap_nand_irq(int this_irq, void *dev) u32 bytes; bytes = readl(info->reg.gpmc_prefetch_status); - bytes = GPMC_PREFETCH_STATUS_FIFO_CNT(bytes); + bytes = PREFETCH_STATUS_FIFO_CNT(bytes); bytes = bytes & 0xFFFC; /* io in multiple of 4 bytes */ if (info->iomode == OMAP_NAND_IO_WRITE) { /* checks for write io */ if (this_irq == info->gpmc_irq_count) @@ -682,7 +689,7 @@ static void omap_write_buf_irq_pref(struct mtd_info *mtd, limit = (loops_per_jiffy * msecs_to_jiffies(OMAP_NAND_TIMEOUT_MS)); do { val = readl(info->reg.gpmc_prefetch_status); - val = GPMC_PREFETCH_STATUS_COUNT(val); + val = PREFETCH_STATUS_COUNT(val); cpu_relax(); } while (val && (tim++ < limit)); @@ -996,7 +1003,7 @@ static int omap_wait(struct mtd_info *mtd, struct nand_chip *chip) cond_resched(); } - status = gpmc_nand_read(info->gpmc_cs, GPMC_NAND_DATA); + status = readb(info->reg.gpmc_nand_data); return status; } @@ -1029,19 +1036,45 @@ static int omap_dev_ready(struct mtd_info *mtd) static void omap3_enable_hwecc_bch(struct mtd_info *mtd, int mode) { int nerrors; - unsigned int dev_width; + unsigned int dev_width, nsectors; struct omap_nand_info *info = container_of(mtd, struct omap_nand_info, mtd); struct nand_chip *chip = mtd->priv; + u32 val; nerrors = (info->nand.ecc.bytes == 13) ? 8 : 4; dev_width = (chip->options & NAND_BUSWIDTH_16) ? 1 : 0; + nsectors = 1; /* * Program GPMC to perform correction on one 512-byte sector at a time. * Using 4 sectors at a time (i.e. ecc.size = 2048) is also possible and * gives a slight (5%) performance gain (but requires additional code). */ - (void)gpmc_enable_hwecc_bch(info->gpmc_cs, mode, dev_width, 1, nerrors); + + writel(ECC1, info->reg.gpmc_ecc_control); + + /* + * When using BCH, sector size is hardcoded to 512 bytes. + * Here we are using wrapping mode 6 both for reading and writing, with: + * size0 = 0 (no additional protected byte in spare area) + * size1 = 32 (skip 32 nibbles = 16 bytes per sector in spare area) + */ + val = (32 << ECCSIZE1_SHIFT) | (0 << ECCSIZE0_SHIFT); + writel(val, info->reg.gpmc_ecc_size_config); + + /* BCH configuration */ + val = ((1 << 16) | /* enable BCH */ + (((nerrors == 8) ? 1 : 0) << 12) | /* 8 or 4 bits */ + (0x06 << 8) | /* wrap mode = 6 */ + (dev_width << 7) | /* bus width */ + (((nsectors-1) & 0x7) << 4) | /* number of sectors */ + (info->gpmc_cs << 1) | /* ECC CS */ + (0x1)); /* enable ECC */ + + writel(val, info->reg.gpmc_ecc_config); + + /* clear ecc and enable bits */ + writel(ECCCLEAR | ECC1, info->reg.gpmc_ecc_control); } /** @@ -1055,7 +1088,32 @@ static int omap3_calculate_ecc_bch4(struct mtd_info *mtd, const u_char *dat, { struct omap_nand_info *info = container_of(mtd, struct omap_nand_info, mtd); - return gpmc_calculate_ecc_bch4(info->gpmc_cs, dat, ecc_code); + unsigned long nsectors, val1, val2; + int i; + + nsectors = ((readl(info->reg.gpmc_ecc_config) >> 4) & 0x7) + 1; + + for (i = 0; i < nsectors; i++) { + + /* Read hw-computed remainder */ + val1 = readl(info->reg.gpmc_bch_result0[i]); + val2 = readl(info->reg.gpmc_bch_result1[i]); + + /* + * Add constant polynomial to remainder, in order to get an ecc + * sequence of 0xFFs for a buffer filled with 0xFFs; and + * left-justify the resulting polynomial. + */ + *ecc_code++ = 0x28 ^ ((val2 >> 12) & 0xFF); + *ecc_code++ = 0x13 ^ ((val2 >> 4) & 0xFF); + *ecc_code++ = 0xcc ^ (((val2 & 0xF) << 4)|((val1 >> 28) & 0xF)); + *ecc_code++ = 0x39 ^ ((val1 >> 20) & 0xFF); + *ecc_code++ = 0x96 ^ ((val1 >> 12) & 0xFF); + *ecc_code++ = 0xac ^ ((val1 >> 4) & 0xFF); + *ecc_code++ = 0x7f ^ ((val1 & 0xF) << 4); + } + + return 0; } /** @@ -1069,7 +1127,39 @@ static int omap3_calculate_ecc_bch8(struct mtd_info *mtd, const u_char *dat, { struct omap_nand_info *info = container_of(mtd, struct omap_nand_info, mtd); - return gpmc_calculate_ecc_bch8(info->gpmc_cs, dat, ecc_code); + unsigned long nsectors, val1, val2, val3, val4; + int i; + + nsectors = ((readl(info->reg.gpmc_ecc_config) >> 4) & 0x7) + 1; + + for (i = 0; i < nsectors; i++) { + + /* Read hw-computed remainder */ + val1 = readl(info->reg.gpmc_bch_result0[i]); + val2 = readl(info->reg.gpmc_bch_result1[i]); + val3 = readl(info->reg.gpmc_bch_result2[i]); + val4 = readl(info->reg.gpmc_bch_result3[i]); + + /* + * Add constant polynomial to remainder, in order to get an ecc + * sequence of 0xFFs for a buffer filled with 0xFFs. + */ + *ecc_code++ = 0xef ^ (val4 & 0xFF); + *ecc_code++ = 0x51 ^ ((val3 >> 24) & 0xFF); + *ecc_code++ = 0x2e ^ ((val3 >> 16) & 0xFF); + *ecc_code++ = 0x09 ^ ((val3 >> 8) & 0xFF); + *ecc_code++ = 0xed ^ (val3 & 0xFF); + *ecc_code++ = 0x93 ^ ((val2 >> 24) & 0xFF); + *ecc_code++ = 0x9a ^ ((val2 >> 16) & 0xFF); + *ecc_code++ = 0xc2 ^ ((val2 >> 8) & 0xFF); + *ecc_code++ = 0x97 ^ (val2 & 0xFF); + *ecc_code++ = 0x79 ^ ((val1 >> 24) & 0xFF); + *ecc_code++ = 0xe5 ^ ((val1 >> 16) & 0xFF); + *ecc_code++ = 0x24 ^ ((val1 >> 8) & 0xFF); + *ecc_code++ = 0xb5 ^ (val1 & 0xFF); + } + + return 0; } /** @@ -1125,7 +1215,7 @@ static void omap3_free_bch(struct mtd_info *mtd) */ static int omap3_init_bch(struct mtd_info *mtd, int ecc_opt) { - int ret, max_errors; + int max_errors; struct omap_nand_info *info = container_of(mtd, struct omap_nand_info, mtd); #ifdef CONFIG_MTD_NAND_OMAP_BCH8 @@ -1142,11 +1232,6 @@ static int omap3_init_bch(struct mtd_info *mtd, int ecc_opt) goto fail; } - /* initialize GPMC BCH engine */ - ret = gpmc_init_hwecc_bch(info->gpmc_cs, 1, max_errors); - if (ret) - goto fail; - /* software bch library is only used to detect and locate errors */ info->bch = init_bch(13, max_errors, 0x201b /* hw polynomial */); if (!info->bch) @@ -1513,7 +1598,7 @@ static int omap_nand_remove(struct platform_device *pdev) /* Release NAND device, its internal structures and partitions */ nand_release(&info->mtd); iounmap(info->nand.IO_ADDR_R); - release_mem_region(info->phys_base, NAND_IO_SIZE); + release_mem_region(info->phys_base, info->mem_size); kfree(info); return 0; } diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index 1961be9..99f96e1 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c @@ -38,12 +38,10 @@ #include <linux/regulator/consumer.h> #include <asm/mach/flash.h> -#include <plat/gpmc.h> #include <linux/platform_data/mtd-onenand-omap2.h> #include <asm/gpio.h> -#include <plat/dma.h> -#include <plat/cpu.h> +#include <plat-omap/dma-omap.h> #define DRIVER_NAME "omap2-onenand" @@ -63,6 +61,7 @@ struct omap2_onenand { int freq; int (*setup)(void __iomem *base, int *freq_ptr); struct regulator *regulator; + u8 flags; }; static void omap2_onenand_dma_cb(int lch, u16 ch_status, void *data) @@ -155,7 +154,7 @@ static int omap2_onenand_wait(struct mtd_info *mtd, int state) if (!(syscfg & ONENAND_SYS_CFG1_IOBE)) { syscfg |= ONENAND_SYS_CFG1_IOBE; write_reg(c, syscfg, ONENAND_REG_SYS_CFG1); - if (cpu_is_omap34xx()) + if (c->flags & ONENAND_IN_OMAP34XX) /* Add a delay to let GPIO settle */ syscfg = read_reg(c, ONENAND_REG_SYS_CFG1); } @@ -446,13 +445,19 @@ out_copy: #else -int omap3_onenand_read_bufferram(struct mtd_info *mtd, int area, - unsigned char *buffer, int offset, - size_t count); +static int omap3_onenand_read_bufferram(struct mtd_info *mtd, int area, + unsigned char *buffer, int offset, + size_t count) +{ + return -ENOSYS; +} -int omap3_onenand_write_bufferram(struct mtd_info *mtd, int area, - const unsigned char *buffer, - int offset, size_t count); +static int omap3_onenand_write_bufferram(struct mtd_info *mtd, int area, + const unsigned char *buffer, + int offset, size_t count) +{ + return -ENOSYS; +} #endif @@ -550,13 +555,19 @@ static int omap2_onenand_write_bufferram(struct mtd_info *mtd, int area, #else -int omap2_onenand_read_bufferram(struct mtd_info *mtd, int area, - unsigned char *buffer, int offset, - size_t count); +static int omap2_onenand_read_bufferram(struct mtd_info *mtd, int area, + unsigned char *buffer, int offset, + size_t count) +{ + return -ENOSYS; +} -int omap2_onenand_write_bufferram(struct mtd_info *mtd, int area, - const unsigned char *buffer, - int offset, size_t count); +static int omap2_onenand_write_bufferram(struct mtd_info *mtd, int area, + const unsigned char *buffer, + int offset, size_t count) +{ + return -ENOSYS; +} #endif @@ -639,6 +650,7 @@ static int __devinit omap2_onenand_probe(struct platform_device *pdev) init_completion(&c->irq_done); init_completion(&c->dma_done); + c->flags = pdata->flags; c->gpmc_cs = pdata->cs; c->gpio_irq = pdata->gpio_irq; c->dma_channel = pdata->dma_channel; @@ -729,7 +741,7 @@ static int __devinit omap2_onenand_probe(struct platform_device *pdev) this = &c->onenand; if (c->dma_channel >= 0) { this->wait = omap2_onenand_wait; - if (cpu_is_omap34xx()) { + if (c->flags & ONENAND_IN_OMAP34XX) { this->read_bufferram = omap3_onenand_read_bufferram; this->write_bufferram = omap3_onenand_write_bufferram; } else { @@ -803,7 +815,6 @@ static int __devexit omap2_onenand_remove(struct platform_device *pdev) } iounmap(c->onenand.base); release_mem_region(c->phys_base, c->mem_size); - gpmc_cs_free(c->gpmc_cs); kfree(c); return 0; diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index fa74efe..25c4b199 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -25,7 +25,7 @@ #include <asm/sizes.h> #include <mach/mux.h> -#include <plat/tc.h> +#include <mach/tc.h> /* NOTE: don't expect this to support many I/O cards. The 16xx chips have diff --git a/drivers/staging/tidspbridge/include/dspbridge/host_os.h b/drivers/staging/tidspbridge/include/dspbridge/host_os.h index 5e2f4d8..7f3a1db 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/host_os.h +++ b/drivers/staging/tidspbridge/include/dspbridge/host_os.h @@ -40,7 +40,6 @@ #include <linux/vmalloc.h> #include <linux/ioport.h> #include <linux/platform_device.h> -#include <plat/clock.h> #include <linux/clk.h> #include <plat/mailbox.h> #include <linux/pagemap.h> diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 8c0b7b4..60b076c 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -73,10 +73,42 @@ #define ECHO_OP_SET_CANON_COL 0x81 #define ECHO_OP_ERASE_TAB 0x82 +struct n_tty_data { + unsigned int column; + unsigned long overrun_time; + int num_overrun; + + unsigned char lnext:1, erasing:1, raw:1, real_raw:1, icanon:1; + unsigned char echo_overrun:1; + + DECLARE_BITMAP(process_char_map, 256); + DECLARE_BITMAP(read_flags, N_TTY_BUF_SIZE); + + char *read_buf; + int read_head; + int read_tail; + int read_cnt; + + unsigned char *echo_buf; + unsigned int echo_pos; + unsigned int echo_cnt; + + int canon_data; + unsigned long canon_head; + unsigned int canon_column; + + struct mutex atomic_read_lock; + struct mutex output_lock; + struct mutex echo_lock; + spinlock_t read_lock; +}; + static inline int tty_put_user(struct tty_struct *tty, unsigned char x, unsigned char __user *ptr) { - tty_audit_add_data(tty, &x, 1); + struct n_tty_data *ldata = tty->disc_data; + + tty_audit_add_data(tty, &x, 1, ldata->icanon); return put_user(x, ptr); } @@ -92,17 +124,18 @@ static inline int tty_put_user(struct tty_struct *tty, unsigned char x, static void n_tty_set_room(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; int left; int old_left; - /* tty->read_cnt is not read locked ? */ + /* ldata->read_cnt is not read locked ? */ if (I_PARMRK(tty)) { /* Multiply read_cnt by 3, since each byte might take up to * three times as many spaces when PARMRK is set (depending on * its flags, e.g. parity error). */ - left = N_TTY_BUF_SIZE - tty->read_cnt * 3 - 1; + left = N_TTY_BUF_SIZE - ldata->read_cnt * 3 - 1; } else - left = N_TTY_BUF_SIZE - tty->read_cnt - 1; + left = N_TTY_BUF_SIZE - ldata->read_cnt - 1; /* * If we are doing input canonicalization, and there are no @@ -111,44 +144,47 @@ static void n_tty_set_room(struct tty_struct *tty) * characters will be beeped. */ if (left <= 0) - left = tty->icanon && !tty->canon_data; + left = ldata->icanon && !ldata->canon_data; old_left = tty->receive_room; tty->receive_room = left; /* Did this open up the receive buffer? We may need to flip */ - if (left && !old_left) - schedule_work(&tty->buf.work); + if (left && !old_left) { + WARN_RATELIMIT(tty->port->itty == NULL, + "scheduling with invalid itty"); + schedule_work(&tty->port->buf.work); + } } -static void put_tty_queue_nolock(unsigned char c, struct tty_struct *tty) +static void put_tty_queue_nolock(unsigned char c, struct n_tty_data *ldata) { - if (tty->read_cnt < N_TTY_BUF_SIZE) { - tty->read_buf[tty->read_head] = c; - tty->read_head = (tty->read_head + 1) & (N_TTY_BUF_SIZE-1); - tty->read_cnt++; + if (ldata->read_cnt < N_TTY_BUF_SIZE) { + ldata->read_buf[ldata->read_head] = c; + ldata->read_head = (ldata->read_head + 1) & (N_TTY_BUF_SIZE-1); + ldata->read_cnt++; } } /** * put_tty_queue - add character to tty * @c: character - * @tty: tty device + * @ldata: n_tty data * * Add a character to the tty read_buf queue. This is done under the * read_lock to serialize character addition and also to protect us * against parallel reads or flushes */ -static void put_tty_queue(unsigned char c, struct tty_struct *tty) +static void put_tty_queue(unsigned char c, struct n_tty_data *ldata) { unsigned long flags; /* * The problem of stomping on the buffers ends here. * Why didn't anyone see this one coming? --AJK */ - spin_lock_irqsave(&tty->read_lock, flags); - put_tty_queue_nolock(c, tty); - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_lock_irqsave(&ldata->read_lock, flags); + put_tty_queue_nolock(c, ldata); + spin_unlock_irqrestore(&ldata->read_lock, flags); } /** @@ -179,18 +215,19 @@ static void check_unthrottle(struct tty_struct *tty) static void reset_buffer_flags(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; unsigned long flags; - spin_lock_irqsave(&tty->read_lock, flags); - tty->read_head = tty->read_tail = tty->read_cnt = 0; - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_lock_irqsave(&ldata->read_lock, flags); + ldata->read_head = ldata->read_tail = ldata->read_cnt = 0; + spin_unlock_irqrestore(&ldata->read_lock, flags); - mutex_lock(&tty->echo_lock); - tty->echo_pos = tty->echo_cnt = tty->echo_overrun = 0; - mutex_unlock(&tty->echo_lock); + mutex_lock(&ldata->echo_lock); + ldata->echo_pos = ldata->echo_cnt = ldata->echo_overrun = 0; + mutex_unlock(&ldata->echo_lock); - tty->canon_head = tty->canon_data = tty->erasing = 0; - memset(&tty->read_flags, 0, sizeof tty->read_flags); + ldata->canon_head = ldata->canon_data = ldata->erasing = 0; + bitmap_zero(ldata->read_flags, N_TTY_BUF_SIZE); n_tty_set_room(tty); } @@ -235,18 +272,19 @@ static void n_tty_flush_buffer(struct tty_struct *tty) static ssize_t n_tty_chars_in_buffer(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; unsigned long flags; ssize_t n = 0; - spin_lock_irqsave(&tty->read_lock, flags); - if (!tty->icanon) { - n = tty->read_cnt; - } else if (tty->canon_data) { - n = (tty->canon_head > tty->read_tail) ? - tty->canon_head - tty->read_tail : - tty->canon_head + (N_TTY_BUF_SIZE - tty->read_tail); + spin_lock_irqsave(&ldata->read_lock, flags); + if (!ldata->icanon) { + n = ldata->read_cnt; + } else if (ldata->canon_data) { + n = (ldata->canon_head > ldata->read_tail) ? + ldata->canon_head - ldata->read_tail : + ldata->canon_head + (N_TTY_BUF_SIZE - ldata->read_tail); } - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_unlock_irqrestore(&ldata->read_lock, flags); return n; } @@ -301,6 +339,7 @@ static inline int is_continuation(unsigned char c, struct tty_struct *tty) static int do_output_char(unsigned char c, struct tty_struct *tty, int space) { + struct n_tty_data *ldata = tty->disc_data; int spaces; if (!space) @@ -309,48 +348,48 @@ static int do_output_char(unsigned char c, struct tty_struct *tty, int space) switch (c) { case '\n': if (O_ONLRET(tty)) - tty->column = 0; + ldata->column = 0; if (O_ONLCR(tty)) { if (space < 2) return -1; - tty->canon_column = tty->column = 0; + ldata->canon_column = ldata->column = 0; tty->ops->write(tty, "\r\n", 2); return 2; } - tty->canon_column = tty->column; + ldata->canon_column = ldata->column; break; case '\r': - if (O_ONOCR(tty) && tty->column == 0) + if (O_ONOCR(tty) && ldata->column == 0) return 0; if (O_OCRNL(tty)) { c = '\n'; if (O_ONLRET(tty)) - tty->canon_column = tty->column = 0; + ldata->canon_column = ldata->column = 0; break; } - tty->canon_column = tty->column = 0; + ldata->canon_column = ldata->column = 0; break; case '\t': - spaces = 8 - (tty->column & 7); + spaces = 8 - (ldata->column & 7); if (O_TABDLY(tty) == XTABS) { if (space < spaces) return -1; - tty->column += spaces; + ldata->column += spaces; tty->ops->write(tty, " ", spaces); return spaces; } - tty->column += spaces; + ldata->column += spaces; break; case '\b': - if (tty->column > 0) - tty->column--; + if (ldata->column > 0) + ldata->column--; break; default: if (!iscntrl(c)) { if (O_OLCUC(tty)) c = toupper(c); if (!is_continuation(c, tty)) - tty->column++; + ldata->column++; } break; } @@ -375,14 +414,15 @@ static int do_output_char(unsigned char c, struct tty_struct *tty, int space) static int process_output(unsigned char c, struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; int space, retval; - mutex_lock(&tty->output_lock); + mutex_lock(&ldata->output_lock); space = tty_write_room(tty); retval = do_output_char(c, tty, space); - mutex_unlock(&tty->output_lock); + mutex_unlock(&ldata->output_lock); if (retval < 0) return -1; else @@ -411,15 +451,16 @@ static int process_output(unsigned char c, struct tty_struct *tty) static ssize_t process_output_block(struct tty_struct *tty, const unsigned char *buf, unsigned int nr) { + struct n_tty_data *ldata = tty->disc_data; int space; int i; const unsigned char *cp; - mutex_lock(&tty->output_lock); + mutex_lock(&ldata->output_lock); space = tty_write_room(tty); if (!space) { - mutex_unlock(&tty->output_lock); + mutex_unlock(&ldata->output_lock); return 0; } if (nr > space) @@ -431,30 +472,30 @@ static ssize_t process_output_block(struct tty_struct *tty, switch (c) { case '\n': if (O_ONLRET(tty)) - tty->column = 0; + ldata->column = 0; if (O_ONLCR(tty)) goto break_out; - tty->canon_column = tty->column; + ldata->canon_column = ldata->column; break; case '\r': - if (O_ONOCR(tty) && tty->column == 0) + if (O_ONOCR(tty) && ldata->column == 0) goto break_out; if (O_OCRNL(tty)) goto break_out; - tty->canon_column = tty->column = 0; + ldata->canon_column = ldata->column = 0; break; case '\t': goto break_out; case '\b': - if (tty->column > 0) - tty->column--; + if (ldata->column > 0) + ldata->column--; break; default: if (!iscntrl(c)) { if (O_OLCUC(tty)) goto break_out; if (!is_continuation(c, tty)) - tty->column++; + ldata->column++; } break; } @@ -462,7 +503,7 @@ static ssize_t process_output_block(struct tty_struct *tty, break_out: i = tty->ops->write(tty, buf, i); - mutex_unlock(&tty->output_lock); + mutex_unlock(&ldata->output_lock); return i; } @@ -494,21 +535,22 @@ break_out: static void process_echoes(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; int space, nr; unsigned char c; unsigned char *cp, *buf_end; - if (!tty->echo_cnt) + if (!ldata->echo_cnt) return; - mutex_lock(&tty->output_lock); - mutex_lock(&tty->echo_lock); + mutex_lock(&ldata->output_lock); + mutex_lock(&ldata->echo_lock); space = tty_write_room(tty); - buf_end = tty->echo_buf + N_TTY_BUF_SIZE; - cp = tty->echo_buf + tty->echo_pos; - nr = tty->echo_cnt; + buf_end = ldata->echo_buf + N_TTY_BUF_SIZE; + cp = ldata->echo_buf + ldata->echo_pos; + nr = ldata->echo_cnt; while (nr > 0) { c = *cp; if (c == ECHO_OP_START) { @@ -545,7 +587,7 @@ static void process_echoes(struct tty_struct *tty) * Otherwise, tab spacing is normal. */ if (!(num_chars & 0x80)) - num_chars += tty->canon_column; + num_chars += ldata->canon_column; num_bs = 8 - (num_chars & 7); if (num_bs > space) { @@ -555,22 +597,22 @@ static void process_echoes(struct tty_struct *tty) space -= num_bs; while (num_bs--) { tty_put_char(tty, '\b'); - if (tty->column > 0) - tty->column--; + if (ldata->column > 0) + ldata->column--; } cp += 3; nr -= 3; break; case ECHO_OP_SET_CANON_COL: - tty->canon_column = tty->column; + ldata->canon_column = ldata->column; cp += 2; nr -= 2; break; case ECHO_OP_MOVE_BACK_COL: - if (tty->column > 0) - tty->column--; + if (ldata->column > 0) + ldata->column--; cp += 2; nr -= 2; break; @@ -582,7 +624,7 @@ static void process_echoes(struct tty_struct *tty) break; } tty_put_char(tty, ECHO_OP_START); - tty->column++; + ldata->column++; space--; cp += 2; nr -= 2; @@ -604,7 +646,7 @@ static void process_echoes(struct tty_struct *tty) } tty_put_char(tty, '^'); tty_put_char(tty, op ^ 0100); - tty->column += 2; + ldata->column += 2; space -= 2; cp += 2; nr -= 2; @@ -635,20 +677,20 @@ static void process_echoes(struct tty_struct *tty) } if (nr == 0) { - tty->echo_pos = 0; - tty->echo_cnt = 0; - tty->echo_overrun = 0; + ldata->echo_pos = 0; + ldata->echo_cnt = 0; + ldata->echo_overrun = 0; } else { - int num_processed = tty->echo_cnt - nr; - tty->echo_pos += num_processed; - tty->echo_pos &= N_TTY_BUF_SIZE - 1; - tty->echo_cnt = nr; + int num_processed = ldata->echo_cnt - nr; + ldata->echo_pos += num_processed; + ldata->echo_pos &= N_TTY_BUF_SIZE - 1; + ldata->echo_cnt = nr; if (num_processed > 0) - tty->echo_overrun = 0; + ldata->echo_overrun = 0; } - mutex_unlock(&tty->echo_lock); - mutex_unlock(&tty->output_lock); + mutex_unlock(&ldata->echo_lock); + mutex_unlock(&ldata->output_lock); if (tty->ops->flush_chars) tty->ops->flush_chars(tty); @@ -657,72 +699,70 @@ static void process_echoes(struct tty_struct *tty) /** * add_echo_byte - add a byte to the echo buffer * @c: unicode byte to echo - * @tty: terminal device + * @ldata: n_tty data * * Add a character or operation byte to the echo buffer. * * Should be called under the echo lock to protect the echo buffer. */ -static void add_echo_byte(unsigned char c, struct tty_struct *tty) +static void add_echo_byte(unsigned char c, struct n_tty_data *ldata) { int new_byte_pos; - if (tty->echo_cnt == N_TTY_BUF_SIZE) { + if (ldata->echo_cnt == N_TTY_BUF_SIZE) { /* Circular buffer is already at capacity */ - new_byte_pos = tty->echo_pos; + new_byte_pos = ldata->echo_pos; /* * Since the buffer start position needs to be advanced, * be sure to step by a whole operation byte group. */ - if (tty->echo_buf[tty->echo_pos] == ECHO_OP_START) { - if (tty->echo_buf[(tty->echo_pos + 1) & + if (ldata->echo_buf[ldata->echo_pos] == ECHO_OP_START) { + if (ldata->echo_buf[(ldata->echo_pos + 1) & (N_TTY_BUF_SIZE - 1)] == ECHO_OP_ERASE_TAB) { - tty->echo_pos += 3; - tty->echo_cnt -= 2; + ldata->echo_pos += 3; + ldata->echo_cnt -= 2; } else { - tty->echo_pos += 2; - tty->echo_cnt -= 1; + ldata->echo_pos += 2; + ldata->echo_cnt -= 1; } } else { - tty->echo_pos++; + ldata->echo_pos++; } - tty->echo_pos &= N_TTY_BUF_SIZE - 1; + ldata->echo_pos &= N_TTY_BUF_SIZE - 1; - tty->echo_overrun = 1; + ldata->echo_overrun = 1; } else { - new_byte_pos = tty->echo_pos + tty->echo_cnt; + new_byte_pos = ldata->echo_pos + ldata->echo_cnt; new_byte_pos &= N_TTY_BUF_SIZE - 1; - tty->echo_cnt++; + ldata->echo_cnt++; } - tty->echo_buf[new_byte_pos] = c; + ldata->echo_buf[new_byte_pos] = c; } /** * echo_move_back_col - add operation to move back a column - * @tty: terminal device + * @ldata: n_tty data * * Add an operation to the echo buffer to move back one column. * * Locking: echo_lock to protect the echo buffer */ -static void echo_move_back_col(struct tty_struct *tty) +static void echo_move_back_col(struct n_tty_data *ldata) { - mutex_lock(&tty->echo_lock); - - add_echo_byte(ECHO_OP_START, tty); - add_echo_byte(ECHO_OP_MOVE_BACK_COL, tty); - - mutex_unlock(&tty->echo_lock); + mutex_lock(&ldata->echo_lock); + add_echo_byte(ECHO_OP_START, ldata); + add_echo_byte(ECHO_OP_MOVE_BACK_COL, ldata); + mutex_unlock(&ldata->echo_lock); } /** * echo_set_canon_col - add operation to set the canon column - * @tty: terminal device + * @ldata: n_tty data * * Add an operation to the echo buffer to set the canon column * to the current column. @@ -730,21 +770,19 @@ static void echo_move_back_col(struct tty_struct *tty) * Locking: echo_lock to protect the echo buffer */ -static void echo_set_canon_col(struct tty_struct *tty) +static void echo_set_canon_col(struct n_tty_data *ldata) { - mutex_lock(&tty->echo_lock); - - add_echo_byte(ECHO_OP_START, tty); - add_echo_byte(ECHO_OP_SET_CANON_COL, tty); - - mutex_unlock(&tty->echo_lock); + mutex_lock(&ldata->echo_lock); + add_echo_byte(ECHO_OP_START, ldata); + add_echo_byte(ECHO_OP_SET_CANON_COL, ldata); + mutex_unlock(&ldata->echo_lock); } /** * echo_erase_tab - add operation to erase a tab * @num_chars: number of character columns already used * @after_tab: true if num_chars starts after a previous tab - * @tty: terminal device + * @ldata: n_tty data * * Add an operation to the echo buffer to erase a tab. * @@ -758,12 +796,12 @@ static void echo_set_canon_col(struct tty_struct *tty) */ static void echo_erase_tab(unsigned int num_chars, int after_tab, - struct tty_struct *tty) + struct n_tty_data *ldata) { - mutex_lock(&tty->echo_lock); + mutex_lock(&ldata->echo_lock); - add_echo_byte(ECHO_OP_START, tty); - add_echo_byte(ECHO_OP_ERASE_TAB, tty); + add_echo_byte(ECHO_OP_START, ldata); + add_echo_byte(ECHO_OP_ERASE_TAB, ldata); /* We only need to know this modulo 8 (tab spacing) */ num_chars &= 7; @@ -772,9 +810,9 @@ static void echo_erase_tab(unsigned int num_chars, int after_tab, if (after_tab) num_chars |= 0x80; - add_echo_byte(num_chars, tty); + add_echo_byte(num_chars, ldata); - mutex_unlock(&tty->echo_lock); + mutex_unlock(&ldata->echo_lock); } /** @@ -790,18 +828,16 @@ static void echo_erase_tab(unsigned int num_chars, int after_tab, * Locking: echo_lock to protect the echo buffer */ -static void echo_char_raw(unsigned char c, struct tty_struct *tty) +static void echo_char_raw(unsigned char c, struct n_tty_data *ldata) { - mutex_lock(&tty->echo_lock); - + mutex_lock(&ldata->echo_lock); if (c == ECHO_OP_START) { - add_echo_byte(ECHO_OP_START, tty); - add_echo_byte(ECHO_OP_START, tty); + add_echo_byte(ECHO_OP_START, ldata); + add_echo_byte(ECHO_OP_START, ldata); } else { - add_echo_byte(c, tty); + add_echo_byte(c, ldata); } - - mutex_unlock(&tty->echo_lock); + mutex_unlock(&ldata->echo_lock); } /** @@ -820,30 +856,32 @@ static void echo_char_raw(unsigned char c, struct tty_struct *tty) static void echo_char(unsigned char c, struct tty_struct *tty) { - mutex_lock(&tty->echo_lock); + struct n_tty_data *ldata = tty->disc_data; + + mutex_lock(&ldata->echo_lock); if (c == ECHO_OP_START) { - add_echo_byte(ECHO_OP_START, tty); - add_echo_byte(ECHO_OP_START, tty); + add_echo_byte(ECHO_OP_START, ldata); + add_echo_byte(ECHO_OP_START, ldata); } else { if (L_ECHOCTL(tty) && iscntrl(c) && c != '\t') - add_echo_byte(ECHO_OP_START, tty); - add_echo_byte(c, tty); + add_echo_byte(ECHO_OP_START, ldata); + add_echo_byte(c, ldata); } - mutex_unlock(&tty->echo_lock); + mutex_unlock(&ldata->echo_lock); } /** * finish_erasing - complete erase - * @tty: tty doing the erase + * @ldata: n_tty data */ -static inline void finish_erasing(struct tty_struct *tty) +static inline void finish_erasing(struct n_tty_data *ldata) { - if (tty->erasing) { - echo_char_raw('/', tty); - tty->erasing = 0; + if (ldata->erasing) { + echo_char_raw('/', ldata); + ldata->erasing = 0; } } @@ -861,12 +899,13 @@ static inline void finish_erasing(struct tty_struct *tty) static void eraser(unsigned char c, struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; enum { ERASE, WERASE, KILL } kill_type; int head, seen_alnums, cnt; unsigned long flags; /* FIXME: locking needed ? */ - if (tty->read_head == tty->canon_head) { + if (ldata->read_head == ldata->canon_head) { /* process_output('\a', tty); */ /* what do you think? */ return; } @@ -876,24 +915,24 @@ static void eraser(unsigned char c, struct tty_struct *tty) kill_type = WERASE; else { if (!L_ECHO(tty)) { - spin_lock_irqsave(&tty->read_lock, flags); - tty->read_cnt -= ((tty->read_head - tty->canon_head) & + spin_lock_irqsave(&ldata->read_lock, flags); + ldata->read_cnt -= ((ldata->read_head - ldata->canon_head) & (N_TTY_BUF_SIZE - 1)); - tty->read_head = tty->canon_head; - spin_unlock_irqrestore(&tty->read_lock, flags); + ldata->read_head = ldata->canon_head; + spin_unlock_irqrestore(&ldata->read_lock, flags); return; } if (!L_ECHOK(tty) || !L_ECHOKE(tty) || !L_ECHOE(tty)) { - spin_lock_irqsave(&tty->read_lock, flags); - tty->read_cnt -= ((tty->read_head - tty->canon_head) & + spin_lock_irqsave(&ldata->read_lock, flags); + ldata->read_cnt -= ((ldata->read_head - ldata->canon_head) & (N_TTY_BUF_SIZE - 1)); - tty->read_head = tty->canon_head; - spin_unlock_irqrestore(&tty->read_lock, flags); - finish_erasing(tty); + ldata->read_head = ldata->canon_head; + spin_unlock_irqrestore(&ldata->read_lock, flags); + finish_erasing(ldata); echo_char(KILL_CHAR(tty), tty); /* Add a newline if ECHOK is on and ECHOKE is off. */ if (L_ECHOK(tty)) - echo_char_raw('\n', tty); + echo_char_raw('\n', ldata); return; } kill_type = KILL; @@ -901,14 +940,14 @@ static void eraser(unsigned char c, struct tty_struct *tty) seen_alnums = 0; /* FIXME: Locking ?? */ - while (tty->read_head != tty->canon_head) { - head = tty->read_head; + while (ldata->read_head != ldata->canon_head) { + head = ldata->read_head; /* erase a single possibly multibyte character */ do { head = (head - 1) & (N_TTY_BUF_SIZE-1); - c = tty->read_buf[head]; - } while (is_continuation(c, tty) && head != tty->canon_head); + c = ldata->read_buf[head]; + } while (is_continuation(c, tty) && head != ldata->canon_head); /* do not partially erase */ if (is_continuation(c, tty)) @@ -921,30 +960,31 @@ static void eraser(unsigned char c, struct tty_struct *tty) else if (seen_alnums) break; } - cnt = (tty->read_head - head) & (N_TTY_BUF_SIZE-1); - spin_lock_irqsave(&tty->read_lock, flags); - tty->read_head = head; - tty->read_cnt -= cnt; - spin_unlock_irqrestore(&tty->read_lock, flags); + cnt = (ldata->read_head - head) & (N_TTY_BUF_SIZE-1); + spin_lock_irqsave(&ldata->read_lock, flags); + ldata->read_head = head; + ldata->read_cnt -= cnt; + spin_unlock_irqrestore(&ldata->read_lock, flags); if (L_ECHO(tty)) { if (L_ECHOPRT(tty)) { - if (!tty->erasing) { - echo_char_raw('\\', tty); - tty->erasing = 1; + if (!ldata->erasing) { + echo_char_raw('\\', ldata); + ldata->erasing = 1; } /* if cnt > 1, output a multi-byte character */ echo_char(c, tty); while (--cnt > 0) { head = (head+1) & (N_TTY_BUF_SIZE-1); - echo_char_raw(tty->read_buf[head], tty); - echo_move_back_col(tty); + echo_char_raw(ldata->read_buf[head], + ldata); + echo_move_back_col(ldata); } } else if (kill_type == ERASE && !L_ECHOE(tty)) { echo_char(ERASE_CHAR(tty), tty); } else if (c == '\t') { unsigned int num_chars = 0; int after_tab = 0; - unsigned long tail = tty->read_head; + unsigned long tail = ldata->read_head; /* * Count the columns used for characters @@ -953,9 +993,9 @@ static void eraser(unsigned char c, struct tty_struct *tty) * This info is used to go back the correct * number of columns. */ - while (tail != tty->canon_head) { + while (tail != ldata->canon_head) { tail = (tail-1) & (N_TTY_BUF_SIZE-1); - c = tty->read_buf[tail]; + c = ldata->read_buf[tail]; if (c == '\t') { after_tab = 1; break; @@ -966,25 +1006,25 @@ static void eraser(unsigned char c, struct tty_struct *tty) num_chars++; } } - echo_erase_tab(num_chars, after_tab, tty); + echo_erase_tab(num_chars, after_tab, ldata); } else { if (iscntrl(c) && L_ECHOCTL(tty)) { - echo_char_raw('\b', tty); - echo_char_raw(' ', tty); - echo_char_raw('\b', tty); + echo_char_raw('\b', ldata); + echo_char_raw(' ', ldata); + echo_char_raw('\b', ldata); } if (!iscntrl(c) || L_ECHOCTL(tty)) { - echo_char_raw('\b', tty); - echo_char_raw(' ', tty); - echo_char_raw('\b', tty); + echo_char_raw('\b', ldata); + echo_char_raw(' ', ldata); + echo_char_raw('\b', ldata); } } } if (kill_type == ERASE) break; } - if (tty->read_head == tty->canon_head && L_ECHO(tty)) - finish_erasing(tty); + if (ldata->read_head == ldata->canon_head && L_ECHO(tty)) + finish_erasing(ldata); } /** @@ -1023,6 +1063,8 @@ static inline void isig(int sig, struct tty_struct *tty, int flush) static inline void n_tty_receive_break(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; + if (I_IGNBRK(tty)) return; if (I_BRKINT(tty)) { @@ -1030,10 +1072,10 @@ static inline void n_tty_receive_break(struct tty_struct *tty) return; } if (I_PARMRK(tty)) { - put_tty_queue('\377', tty); - put_tty_queue('\0', tty); + put_tty_queue('\377', ldata); + put_tty_queue('\0', ldata); } - put_tty_queue('\0', tty); + put_tty_queue('\0', ldata); wake_up_interruptible(&tty->read_wait); } @@ -1052,16 +1094,17 @@ static inline void n_tty_receive_break(struct tty_struct *tty) static inline void n_tty_receive_overrun(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; char buf[64]; - tty->num_overrun++; - if (time_before(tty->overrun_time, jiffies - HZ) || - time_after(tty->overrun_time, jiffies)) { + ldata->num_overrun++; + if (time_after(jiffies, ldata->overrun_time + HZ) || + time_after(ldata->overrun_time, jiffies)) { printk(KERN_WARNING "%s: %d input overrun(s)\n", tty_name(tty, buf), - tty->num_overrun); - tty->overrun_time = jiffies; - tty->num_overrun = 0; + ldata->num_overrun); + ldata->overrun_time = jiffies; + ldata->num_overrun = 0; } } @@ -1076,16 +1119,18 @@ static inline void n_tty_receive_overrun(struct tty_struct *tty) static inline void n_tty_receive_parity_error(struct tty_struct *tty, unsigned char c) { + struct n_tty_data *ldata = tty->disc_data; + if (I_IGNPAR(tty)) return; if (I_PARMRK(tty)) { - put_tty_queue('\377', tty); - put_tty_queue('\0', tty); - put_tty_queue(c, tty); + put_tty_queue('\377', ldata); + put_tty_queue('\0', ldata); + put_tty_queue(c, ldata); } else if (I_INPCK(tty)) - put_tty_queue('\0', tty); + put_tty_queue('\0', ldata); else - put_tty_queue(c, tty); + put_tty_queue(c, ldata); wake_up_interruptible(&tty->read_wait); } @@ -1101,11 +1146,12 @@ static inline void n_tty_receive_parity_error(struct tty_struct *tty, static inline void n_tty_receive_char(struct tty_struct *tty, unsigned char c) { + struct n_tty_data *ldata = tty->disc_data; unsigned long flags; int parmrk; - if (tty->raw) { - put_tty_queue(c, tty); + if (ldata->raw) { + put_tty_queue(c, ldata); return; } @@ -1115,7 +1161,7 @@ static inline void n_tty_receive_char(struct tty_struct *tty, unsigned char c) c = tolower(c); if (L_EXTPROC(tty)) { - put_tty_queue(c, tty); + put_tty_queue(c, ldata); return; } @@ -1143,26 +1189,26 @@ static inline void n_tty_receive_char(struct tty_struct *tty, unsigned char c) * handle specially, do shortcut processing to speed things * up. */ - if (!test_bit(c, tty->process_char_map) || tty->lnext) { - tty->lnext = 0; + if (!test_bit(c, ldata->process_char_map) || ldata->lnext) { + ldata->lnext = 0; parmrk = (c == (unsigned char) '\377' && I_PARMRK(tty)) ? 1 : 0; - if (tty->read_cnt >= (N_TTY_BUF_SIZE - parmrk - 1)) { + if (ldata->read_cnt >= (N_TTY_BUF_SIZE - parmrk - 1)) { /* beep if no space */ if (L_ECHO(tty)) process_output('\a', tty); return; } if (L_ECHO(tty)) { - finish_erasing(tty); + finish_erasing(ldata); /* Record the column of first canon char. */ - if (tty->canon_head == tty->read_head) - echo_set_canon_col(tty); + if (ldata->canon_head == ldata->read_head) + echo_set_canon_col(ldata); echo_char(c, tty); process_echoes(tty); } if (parmrk) - put_tty_queue(c, tty); - put_tty_queue(c, tty); + put_tty_queue(c, ldata); + put_tty_queue(c, ldata); return; } @@ -1218,7 +1264,7 @@ send_signal: } else if (c == '\n' && I_INLCR(tty)) c = '\r'; - if (tty->icanon) { + if (ldata->icanon) { if (c == ERASE_CHAR(tty) || c == KILL_CHAR(tty) || (c == WERASE_CHAR(tty) && L_IEXTEN(tty))) { eraser(c, tty); @@ -1226,12 +1272,12 @@ send_signal: return; } if (c == LNEXT_CHAR(tty) && L_IEXTEN(tty)) { - tty->lnext = 1; + ldata->lnext = 1; if (L_ECHO(tty)) { - finish_erasing(tty); + finish_erasing(ldata); if (L_ECHOCTL(tty)) { - echo_char_raw('^', tty); - echo_char_raw('\b', tty); + echo_char_raw('^', ldata); + echo_char_raw('\b', ldata); process_echoes(tty); } } @@ -1239,34 +1285,34 @@ send_signal: } if (c == REPRINT_CHAR(tty) && L_ECHO(tty) && L_IEXTEN(tty)) { - unsigned long tail = tty->canon_head; + unsigned long tail = ldata->canon_head; - finish_erasing(tty); + finish_erasing(ldata); echo_char(c, tty); - echo_char_raw('\n', tty); - while (tail != tty->read_head) { - echo_char(tty->read_buf[tail], tty); + echo_char_raw('\n', ldata); + while (tail != ldata->read_head) { + echo_char(ldata->read_buf[tail], tty); tail = (tail+1) & (N_TTY_BUF_SIZE-1); } process_echoes(tty); return; } if (c == '\n') { - if (tty->read_cnt >= N_TTY_BUF_SIZE) { + if (ldata->read_cnt >= N_TTY_BUF_SIZE) { if (L_ECHO(tty)) process_output('\a', tty); return; } if (L_ECHO(tty) || L_ECHONL(tty)) { - echo_char_raw('\n', tty); + echo_char_raw('\n', ldata); process_echoes(tty); } goto handle_newline; } if (c == EOF_CHAR(tty)) { - if (tty->read_cnt >= N_TTY_BUF_SIZE) + if (ldata->read_cnt >= N_TTY_BUF_SIZE) return; - if (tty->canon_head != tty->read_head) + if (ldata->canon_head != ldata->read_head) set_bit(TTY_PUSH, &tty->flags); c = __DISABLED_CHAR; goto handle_newline; @@ -1275,7 +1321,7 @@ send_signal: (c == EOL2_CHAR(tty) && L_IEXTEN(tty))) { parmrk = (c == (unsigned char) '\377' && I_PARMRK(tty)) ? 1 : 0; - if (tty->read_cnt >= (N_TTY_BUF_SIZE - parmrk)) { + if (ldata->read_cnt >= (N_TTY_BUF_SIZE - parmrk)) { if (L_ECHO(tty)) process_output('\a', tty); return; @@ -1285,8 +1331,8 @@ send_signal: */ if (L_ECHO(tty)) { /* Record the column of first canon char. */ - if (tty->canon_head == tty->read_head) - echo_set_canon_col(tty); + if (ldata->canon_head == ldata->read_head) + echo_set_canon_col(ldata); echo_char(c, tty); process_echoes(tty); } @@ -1295,15 +1341,15 @@ send_signal: * EOL_CHAR and EOL2_CHAR? */ if (parmrk) - put_tty_queue(c, tty); + put_tty_queue(c, ldata); handle_newline: - spin_lock_irqsave(&tty->read_lock, flags); - set_bit(tty->read_head, tty->read_flags); - put_tty_queue_nolock(c, tty); - tty->canon_head = tty->read_head; - tty->canon_data++; - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_lock_irqsave(&ldata->read_lock, flags); + set_bit(ldata->read_head, ldata->read_flags); + put_tty_queue_nolock(c, ldata); + ldata->canon_head = ldata->read_head; + ldata->canon_data++; + spin_unlock_irqrestore(&ldata->read_lock, flags); kill_fasync(&tty->fasync, SIGIO, POLL_IN); if (waitqueue_active(&tty->read_wait)) wake_up_interruptible(&tty->read_wait); @@ -1312,29 +1358,29 @@ handle_newline: } parmrk = (c == (unsigned char) '\377' && I_PARMRK(tty)) ? 1 : 0; - if (tty->read_cnt >= (N_TTY_BUF_SIZE - parmrk - 1)) { + if (ldata->read_cnt >= (N_TTY_BUF_SIZE - parmrk - 1)) { /* beep if no space */ if (L_ECHO(tty)) process_output('\a', tty); return; } if (L_ECHO(tty)) { - finish_erasing(tty); + finish_erasing(ldata); if (c == '\n') - echo_char_raw('\n', tty); + echo_char_raw('\n', ldata); else { /* Record the column of first canon char. */ - if (tty->canon_head == tty->read_head) - echo_set_canon_col(tty); + if (ldata->canon_head == ldata->read_head) + echo_set_canon_col(ldata); echo_char(c, tty); } process_echoes(tty); } if (parmrk) - put_tty_queue(c, tty); + put_tty_queue(c, ldata); - put_tty_queue(c, tty); + put_tty_queue(c, ldata); } @@ -1369,33 +1415,31 @@ static void n_tty_write_wakeup(struct tty_struct *tty) static void n_tty_receive_buf(struct tty_struct *tty, const unsigned char *cp, char *fp, int count) { + struct n_tty_data *ldata = tty->disc_data; const unsigned char *p; char *f, flags = TTY_NORMAL; int i; char buf[64]; unsigned long cpuflags; - if (!tty->read_buf) - return; - - if (tty->real_raw) { - spin_lock_irqsave(&tty->read_lock, cpuflags); - i = min(N_TTY_BUF_SIZE - tty->read_cnt, - N_TTY_BUF_SIZE - tty->read_head); + if (ldata->real_raw) { + spin_lock_irqsave(&ldata->read_lock, cpuflags); + i = min(N_TTY_BUF_SIZE - ldata->read_cnt, + N_TTY_BUF_SIZE - ldata->read_head); i = min(count, i); - memcpy(tty->read_buf + tty->read_head, cp, i); - tty->read_head = (tty->read_head + i) & (N_TTY_BUF_SIZE-1); - tty->read_cnt += i; + memcpy(ldata->read_buf + ldata->read_head, cp, i); + ldata->read_head = (ldata->read_head + i) & (N_TTY_BUF_SIZE-1); + ldata->read_cnt += i; cp += i; count -= i; - i = min(N_TTY_BUF_SIZE - tty->read_cnt, - N_TTY_BUF_SIZE - tty->read_head); + i = min(N_TTY_BUF_SIZE - ldata->read_cnt, + N_TTY_BUF_SIZE - ldata->read_head); i = min(count, i); - memcpy(tty->read_buf + tty->read_head, cp, i); - tty->read_head = (tty->read_head + i) & (N_TTY_BUF_SIZE-1); - tty->read_cnt += i; - spin_unlock_irqrestore(&tty->read_lock, cpuflags); + memcpy(ldata->read_buf + ldata->read_head, cp, i); + ldata->read_head = (ldata->read_head + i) & (N_TTY_BUF_SIZE-1); + ldata->read_cnt += i; + spin_unlock_irqrestore(&ldata->read_lock, cpuflags); } else { for (i = count, p = cp, f = fp; i; i--, p++) { if (f) @@ -1426,7 +1470,7 @@ static void n_tty_receive_buf(struct tty_struct *tty, const unsigned char *cp, n_tty_set_room(tty); - if ((!tty->icanon && (tty->read_cnt >= tty->minimum_to_wake)) || + if ((!ldata->icanon && (ldata->read_cnt >= tty->minimum_to_wake)) || L_EXTPROC(tty)) { kill_fasync(&tty->fasync, SIGIO, POLL_IN); if (waitqueue_active(&tty->read_wait)) @@ -1470,25 +1514,25 @@ int is_ignored(int sig) static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) { + struct n_tty_data *ldata = tty->disc_data; int canon_change = 1; - BUG_ON(!tty); if (old) canon_change = (old->c_lflag ^ tty->termios.c_lflag) & ICANON; if (canon_change) { - memset(&tty->read_flags, 0, sizeof tty->read_flags); - tty->canon_head = tty->read_tail; - tty->canon_data = 0; - tty->erasing = 0; + bitmap_zero(ldata->read_flags, N_TTY_BUF_SIZE); + ldata->canon_head = ldata->read_tail; + ldata->canon_data = 0; + ldata->erasing = 0; } - if (canon_change && !L_ICANON(tty) && tty->read_cnt) + if (canon_change && !L_ICANON(tty) && ldata->read_cnt) wake_up_interruptible(&tty->read_wait); - tty->icanon = (L_ICANON(tty) != 0); + ldata->icanon = (L_ICANON(tty) != 0); if (test_bit(TTY_HW_COOK_IN, &tty->flags)) { - tty->raw = 1; - tty->real_raw = 1; + ldata->raw = 1; + ldata->real_raw = 1; n_tty_set_room(tty); return; } @@ -1496,51 +1540,51 @@ static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) I_ICRNL(tty) || I_INLCR(tty) || L_ICANON(tty) || I_IXON(tty) || L_ISIG(tty) || L_ECHO(tty) || I_PARMRK(tty)) { - memset(tty->process_char_map, 0, 256/8); + bitmap_zero(ldata->process_char_map, 256); if (I_IGNCR(tty) || I_ICRNL(tty)) - set_bit('\r', tty->process_char_map); + set_bit('\r', ldata->process_char_map); if (I_INLCR(tty)) - set_bit('\n', tty->process_char_map); + set_bit('\n', ldata->process_char_map); if (L_ICANON(tty)) { - set_bit(ERASE_CHAR(tty), tty->process_char_map); - set_bit(KILL_CHAR(tty), tty->process_char_map); - set_bit(EOF_CHAR(tty), tty->process_char_map); - set_bit('\n', tty->process_char_map); - set_bit(EOL_CHAR(tty), tty->process_char_map); + set_bit(ERASE_CHAR(tty), ldata->process_char_map); + set_bit(KILL_CHAR(tty), ldata->process_char_map); + set_bit(EOF_CHAR(tty), ldata->process_char_map); + set_bit('\n', ldata->process_char_map); + set_bit(EOL_CHAR(tty), ldata->process_char_map); if (L_IEXTEN(tty)) { set_bit(WERASE_CHAR(tty), - tty->process_char_map); + ldata->process_char_map); set_bit(LNEXT_CHAR(tty), - tty->process_char_map); + ldata->process_char_map); set_bit(EOL2_CHAR(tty), - tty->process_char_map); + ldata->process_char_map); if (L_ECHO(tty)) set_bit(REPRINT_CHAR(tty), - tty->process_char_map); + ldata->process_char_map); } } if (I_IXON(tty)) { - set_bit(START_CHAR(tty), tty->process_char_map); - set_bit(STOP_CHAR(tty), tty->process_char_map); + set_bit(START_CHAR(tty), ldata->process_char_map); + set_bit(STOP_CHAR(tty), ldata->process_char_map); } if (L_ISIG(tty)) { - set_bit(INTR_CHAR(tty), tty->process_char_map); - set_bit(QUIT_CHAR(tty), tty->process_char_map); - set_bit(SUSP_CHAR(tty), tty->process_char_map); + set_bit(INTR_CHAR(tty), ldata->process_char_map); + set_bit(QUIT_CHAR(tty), ldata->process_char_map); + set_bit(SUSP_CHAR(tty), ldata->process_char_map); } - clear_bit(__DISABLED_CHAR, tty->process_char_map); - tty->raw = 0; - tty->real_raw = 0; + clear_bit(__DISABLED_CHAR, ldata->process_char_map); + ldata->raw = 0; + ldata->real_raw = 0; } else { - tty->raw = 1; + ldata->raw = 1; if ((I_IGNBRK(tty) || (!I_BRKINT(tty) && !I_PARMRK(tty))) && (I_IGNPAR(tty) || !I_INPCK(tty)) && (tty->driver->flags & TTY_DRIVER_REAL_RAW)) - tty->real_raw = 1; + ldata->real_raw = 1; else - tty->real_raw = 0; + ldata->real_raw = 0; } n_tty_set_room(tty); /* The termios change make the tty ready for I/O */ @@ -1560,15 +1604,13 @@ static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) static void n_tty_close(struct tty_struct *tty) { + struct n_tty_data *ldata = tty->disc_data; + n_tty_flush_buffer(tty); - if (tty->read_buf) { - kfree(tty->read_buf); - tty->read_buf = NULL; - } - if (tty->echo_buf) { - kfree(tty->echo_buf); - tty->echo_buf = NULL; - } + kfree(ldata->read_buf); + kfree(ldata->echo_buf); + kfree(ldata); + tty->disc_data = NULL; } /** @@ -1583,37 +1625,50 @@ static void n_tty_close(struct tty_struct *tty) static int n_tty_open(struct tty_struct *tty) { - if (!tty) - return -EINVAL; + struct n_tty_data *ldata; + + ldata = kzalloc(sizeof(*ldata), GFP_KERNEL); + if (!ldata) + goto err; + + ldata->overrun_time = jiffies; + mutex_init(&ldata->atomic_read_lock); + mutex_init(&ldata->output_lock); + mutex_init(&ldata->echo_lock); + spin_lock_init(&ldata->read_lock); /* These are ugly. Currently a malloc failure here can panic */ - if (!tty->read_buf) { - tty->read_buf = kzalloc(N_TTY_BUF_SIZE, GFP_KERNEL); - if (!tty->read_buf) - return -ENOMEM; - } - if (!tty->echo_buf) { - tty->echo_buf = kzalloc(N_TTY_BUF_SIZE, GFP_KERNEL); + ldata->read_buf = kzalloc(N_TTY_BUF_SIZE, GFP_KERNEL); + ldata->echo_buf = kzalloc(N_TTY_BUF_SIZE, GFP_KERNEL); + if (!ldata->read_buf || !ldata->echo_buf) + goto err_free_bufs; - if (!tty->echo_buf) - return -ENOMEM; - } + tty->disc_data = ldata; reset_buffer_flags(tty); tty_unthrottle(tty); - tty->column = 0; + ldata->column = 0; n_tty_set_termios(tty, NULL); tty->minimum_to_wake = 1; tty->closing = 0; + return 0; +err_free_bufs: + kfree(ldata->read_buf); + kfree(ldata->echo_buf); + kfree(ldata); +err: + return -ENOMEM; } static inline int input_available_p(struct tty_struct *tty, int amt) { + struct n_tty_data *ldata = tty->disc_data; + tty_flush_to_ldisc(tty); - if (tty->icanon && !L_EXTPROC(tty)) { - if (tty->canon_data) + if (ldata->icanon && !L_EXTPROC(tty)) { + if (ldata->canon_data) return 1; - } else if (tty->read_cnt >= (amt ? amt : 1)) + } else if (ldata->read_cnt >= (amt ? amt : 1)) return 1; return 0; @@ -1632,7 +1687,7 @@ static inline int input_available_p(struct tty_struct *tty, int amt) * buffer, and once to drain the space from the (physical) beginning of * the buffer to head pointer. * - * Called under the tty->atomic_read_lock sem + * Called under the ldata->atomic_read_lock sem * */ @@ -1641,29 +1696,31 @@ static int copy_from_read_buf(struct tty_struct *tty, size_t *nr) { + struct n_tty_data *ldata = tty->disc_data; int retval; size_t n; unsigned long flags; bool is_eof; retval = 0; - spin_lock_irqsave(&tty->read_lock, flags); - n = min(tty->read_cnt, N_TTY_BUF_SIZE - tty->read_tail); + spin_lock_irqsave(&ldata->read_lock, flags); + n = min(ldata->read_cnt, N_TTY_BUF_SIZE - ldata->read_tail); n = min(*nr, n); - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_unlock_irqrestore(&ldata->read_lock, flags); if (n) { - retval = copy_to_user(*b, &tty->read_buf[tty->read_tail], n); + retval = copy_to_user(*b, &ldata->read_buf[ldata->read_tail], n); n -= retval; is_eof = n == 1 && - tty->read_buf[tty->read_tail] == EOF_CHAR(tty); - tty_audit_add_data(tty, &tty->read_buf[tty->read_tail], n); - spin_lock_irqsave(&tty->read_lock, flags); - tty->read_tail = (tty->read_tail + n) & (N_TTY_BUF_SIZE-1); - tty->read_cnt -= n; + ldata->read_buf[ldata->read_tail] == EOF_CHAR(tty); + tty_audit_add_data(tty, &ldata->read_buf[ldata->read_tail], n, + ldata->icanon); + spin_lock_irqsave(&ldata->read_lock, flags); + ldata->read_tail = (ldata->read_tail + n) & (N_TTY_BUF_SIZE-1); + ldata->read_cnt -= n; /* Turn single EOF into zero-length read */ - if (L_EXTPROC(tty) && tty->icanon && is_eof && !tty->read_cnt) + if (L_EXTPROC(tty) && ldata->icanon && is_eof && !ldata->read_cnt) n = 0; - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_unlock_irqrestore(&ldata->read_lock, flags); *b += n; *nr -= n; } @@ -1730,6 +1787,7 @@ static int job_control(struct tty_struct *tty, struct file *file) static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, unsigned char __user *buf, size_t nr) { + struct n_tty_data *ldata = tty->disc_data; unsigned char __user *b = buf; DECLARE_WAITQUEUE(wait, current); int c; @@ -1741,17 +1799,13 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, int packet; do_it_again: - - if (WARN_ON(!tty->read_buf)) - return -EAGAIN; - c = job_control(tty, file); if (c < 0) return c; minimum = time = 0; timeout = MAX_SCHEDULE_TIMEOUT; - if (!tty->icanon) { + if (!ldata->icanon) { time = (HZ / 10) * TIME_CHAR(tty); minimum = MIN_CHAR(tty); if (minimum) { @@ -1774,10 +1828,10 @@ do_it_again: * Internal serialization of reads. */ if (file->f_flags & O_NONBLOCK) { - if (!mutex_trylock(&tty->atomic_read_lock)) + if (!mutex_trylock(&ldata->atomic_read_lock)) return -EAGAIN; } else { - if (mutex_lock_interruptible(&tty->atomic_read_lock)) + if (mutex_lock_interruptible(&ldata->atomic_read_lock)) return -ERESTARTSYS; } packet = tty->packet; @@ -1830,7 +1884,6 @@ do_it_again: /* FIXME: does n_tty_set_room need locking ? */ n_tty_set_room(tty); timeout = schedule_timeout(timeout); - BUG_ON(!tty->read_buf); continue; } __set_current_state(TASK_RUNNING); @@ -1845,45 +1898,45 @@ do_it_again: nr--; } - if (tty->icanon && !L_EXTPROC(tty)) { + if (ldata->icanon && !L_EXTPROC(tty)) { /* N.B. avoid overrun if nr == 0 */ - spin_lock_irqsave(&tty->read_lock, flags); - while (nr && tty->read_cnt) { + spin_lock_irqsave(&ldata->read_lock, flags); + while (nr && ldata->read_cnt) { int eol; - eol = test_and_clear_bit(tty->read_tail, - tty->read_flags); - c = tty->read_buf[tty->read_tail]; - tty->read_tail = ((tty->read_tail+1) & + eol = test_and_clear_bit(ldata->read_tail, + ldata->read_flags); + c = ldata->read_buf[ldata->read_tail]; + ldata->read_tail = ((ldata->read_tail+1) & (N_TTY_BUF_SIZE-1)); - tty->read_cnt--; + ldata->read_cnt--; if (eol) { /* this test should be redundant: * we shouldn't be reading data if * canon_data is 0 */ - if (--tty->canon_data < 0) - tty->canon_data = 0; + if (--ldata->canon_data < 0) + ldata->canon_data = 0; } - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_unlock_irqrestore(&ldata->read_lock, flags); if (!eol || (c != __DISABLED_CHAR)) { if (tty_put_user(tty, c, b++)) { retval = -EFAULT; b--; - spin_lock_irqsave(&tty->read_lock, flags); + spin_lock_irqsave(&ldata->read_lock, flags); break; } nr--; } if (eol) { tty_audit_push(tty); - spin_lock_irqsave(&tty->read_lock, flags); + spin_lock_irqsave(&ldata->read_lock, flags); break; } - spin_lock_irqsave(&tty->read_lock, flags); + spin_lock_irqsave(&ldata->read_lock, flags); } - spin_unlock_irqrestore(&tty->read_lock, flags); + spin_unlock_irqrestore(&ldata->read_lock, flags); if (retval) break; } else { @@ -1915,7 +1968,7 @@ do_it_again: if (time) timeout = time; } - mutex_unlock(&tty->atomic_read_lock); + mutex_unlock(&ldata->atomic_read_lock); remove_wait_queue(&tty->read_wait, &wait); if (!waitqueue_active(&tty->read_wait)) @@ -2076,19 +2129,19 @@ static unsigned int n_tty_poll(struct tty_struct *tty, struct file *file, return mask; } -static unsigned long inq_canon(struct tty_struct *tty) +static unsigned long inq_canon(struct n_tty_data *ldata) { int nr, head, tail; - if (!tty->canon_data) + if (!ldata->canon_data) return 0; - head = tty->canon_head; - tail = tty->read_tail; + head = ldata->canon_head; + tail = ldata->read_tail; nr = (head - tail) & (N_TTY_BUF_SIZE-1); /* Skip EOF-chars.. */ while (head != tail) { - if (test_bit(tail, tty->read_flags) && - tty->read_buf[tail] == __DISABLED_CHAR) + if (test_bit(tail, ldata->read_flags) && + ldata->read_buf[tail] == __DISABLED_CHAR) nr--; tail = (tail+1) & (N_TTY_BUF_SIZE-1); } @@ -2098,6 +2151,7 @@ static unsigned long inq_canon(struct tty_struct *tty) static int n_tty_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct n_tty_data *ldata = tty->disc_data; int retval; switch (cmd) { @@ -2105,9 +2159,9 @@ static int n_tty_ioctl(struct tty_struct *tty, struct file *file, return put_user(tty_chars_in_buffer(tty), (int __user *) arg); case TIOCINQ: /* FIXME: Locking */ - retval = tty->read_cnt; + retval = ldata->read_cnt; if (L_ICANON(tty)) - retval = inq_canon(tty); + retval = inq_canon(ldata); return put_user(retval, (unsigned int __user *) arg); default: return n_tty_ioctl_helper(tty, file, cmd, arg); diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index a82b399..4219f04 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -4,9 +4,6 @@ * Added support for a Unix98-style ptmx device. * -- C. Scott Ananian <cananian@alumni.princeton.edu>, 14-Jan-1998 * - * When reading this code see also fs/devpts. In particular note that the - * driver_data field is used by the devpts side as a binding to the devpts - * inode. */ #include <linux/module.h> @@ -59,7 +56,7 @@ static void pty_close(struct tty_struct *tty, struct file *filp) #ifdef CONFIG_UNIX98_PTYS if (tty->driver == ptm_driver) { mutex_lock(&devpts_mutex); - devpts_pty_kill(tty->link); + devpts_pty_kill(tty->link->driver_data); mutex_unlock(&devpts_mutex); } #endif @@ -96,7 +93,7 @@ static void pty_unthrottle(struct tty_struct *tty) static int pty_space(struct tty_struct *to) { - int n = 8192 - to->buf.memory_used; + int n = 8192 - to->port->buf.memory_used; if (n < 0) return 0; return n; @@ -348,6 +345,7 @@ static int pty_common_install(struct tty_driver *driver, struct tty_struct *tty, tty_port_init(ports[1]); o_tty->port = ports[0]; tty->port = ports[1]; + o_tty->port->itty = o_tty; tty_driver_kref_get(driver); tty->count++; @@ -366,8 +364,15 @@ err: return retval; } +/* this is called once with whichever end is closed last */ +static void pty_unix98_shutdown(struct tty_struct *tty) +{ + devpts_kill_index(tty->driver_data, tty->index); +} + static void pty_cleanup(struct tty_struct *tty) { + tty->port->itty = NULL; kfree(tty->port); } @@ -547,7 +552,7 @@ static struct tty_struct *pts_unix98_lookup(struct tty_driver *driver, struct tty_struct *tty; mutex_lock(&devpts_mutex); - tty = devpts_get_tty(pts_inode, idx); + tty = devpts_get_priv(pts_inode); mutex_unlock(&devpts_mutex); /* Master must be open before slave */ if (!tty) @@ -581,6 +586,7 @@ static const struct tty_operations ptm_unix98_ops = { .set_termios = pty_set_termios, .ioctl = pty_unix98_ioctl, .resize = pty_resize, + .shutdown = pty_unix98_shutdown, .cleanup = pty_cleanup }; @@ -596,6 +602,7 @@ static const struct tty_operations pty_unix98_ops = { .chars_in_buffer = pty_chars_in_buffer, .unthrottle = pty_unthrottle, .set_termios = pty_set_termios, + .shutdown = pty_unix98_shutdown, .cleanup = pty_cleanup, }; @@ -614,6 +621,7 @@ static const struct tty_operations pty_unix98_ops = { static int ptmx_open(struct inode *inode, struct file *filp) { struct tty_struct *tty; + struct inode *slave_inode; int retval; int index; @@ -650,15 +658,21 @@ static int ptmx_open(struct inode *inode, struct file *filp) tty_add_file(tty, filp); - retval = devpts_pty_new(inode, tty->link); - if (retval) + slave_inode = devpts_pty_new(inode, + MKDEV(UNIX98_PTY_SLAVE_MAJOR, index), index, + tty->link); + if (IS_ERR(slave_inode)) { + retval = PTR_ERR(slave_inode); goto err_release; + } retval = ptm_driver->ops->open(tty, filp); if (retval) goto err_release; tty_unlock(tty); + tty->driver_data = inode; + tty->link->driver_data = slave_inode; return 0; err_release: tty_unlock(tty); diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c index 3ba4234..5ccbd90 100644 --- a/drivers/tty/serial/8250/8250.c +++ b/drivers/tty/serial/8250/8250.c @@ -2349,16 +2349,14 @@ serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios, serial_port_out(port, UART_EFR, efr); } -#ifdef CONFIG_ARCH_OMAP1 /* Workaround to enable 115200 baud on OMAP1510 internal ports */ - if (cpu_is_omap1510() && is_omap_port(up)) { + if (is_omap1510_8250(up)) { if (baud == 115200) { quot = 1; serial_port_out(port, UART_OMAP_OSC_12M_SEL, 1); } else serial_port_out(port, UART_OMAP_OSC_12M_SEL, 0); } -#endif /* * For NatSemi, switch to bank 2 not bank 1, to avoid resetting EXCR2, @@ -2439,10 +2437,9 @@ static unsigned int serial8250_port_size(struct uart_8250_port *pt) { if (pt->port.iotype == UPIO_AU) return 0x1000; -#ifdef CONFIG_ARCH_OMAP1 - if (is_omap_port(pt)) + if (is_omap1_8250(pt)) return 0x16 << pt->port.regshift; -#endif + return 8 << pt->port.regshift; } diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h index 5a76f9c..3b4ea84 100644 --- a/drivers/tty/serial/8250/8250.h +++ b/drivers/tty/serial/8250/8250.h @@ -106,3 +106,39 @@ static inline int serial8250_pnp_init(void) { return 0; } static inline void serial8250_pnp_exit(void) { } #endif +#ifdef CONFIG_ARCH_OMAP1 +static inline int is_omap1_8250(struct uart_8250_port *pt) +{ + int res; + + switch (pt->port.mapbase) { + case OMAP1_UART1_BASE: + case OMAP1_UART2_BASE: + case OMAP1_UART3_BASE: + res = 1; + break; + default: + res = 0; + break; + } + + return res; +} + +static inline int is_omap1510_8250(struct uart_8250_port *pt) +{ + if (!cpu_is_omap1510()) + return 0; + + return is_omap1_8250(pt); +} +#else +static inline int is_omap1_8250(struct uart_8250_port *pt) +{ + return 0; +} +static inline int is_omap1510_8250(struct uart_8250_port *pt) +{ + return 0; +} +#endif diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c index eaafb98..843a150 100644 --- a/drivers/tty/serial/8250/8250_early.c +++ b/drivers/tty/serial/8250/8250_early.c @@ -140,7 +140,7 @@ static void __init init_port(struct early_serial8250_device *device) serial_out(port, UART_FCR, 0); /* no fifo */ serial_out(port, UART_MCR, 0x3); /* DTR + RTS */ - divisor = port->uartclk / (16 * device->baud); + divisor = DIV_ROUND_CLOSEST(port->uartclk, 16 * device->baud); c = serial_in(port, UART_LCR); serial_out(port, UART_LCR, c | UART_LCR_DLAB); serial_out(port, UART_DLL, divisor & 0xff); diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c index 7f04717..740458c 100644 --- a/drivers/tty/serial/samsung.c +++ b/drivers/tty/serial/samsung.c @@ -530,16 +530,16 @@ static void s3c24xx_serial_pm(struct uart_port *port, unsigned int level, switch (level) { case 3: if (!IS_ERR(ourport->baudclk)) - clk_disable(ourport->baudclk); + clk_disable_unprepare(ourport->baudclk); - clk_disable(ourport->clk); + clk_disable_unprepare(ourport->clk); break; case 0: - clk_enable(ourport->clk); + clk_prepare_enable(ourport->clk); if (!IS_ERR(ourport->baudclk)) - clk_enable(ourport->baudclk); + clk_prepare_enable(ourport->baudclk); break; default: @@ -713,11 +713,11 @@ static void s3c24xx_serial_set_termios(struct uart_port *port, s3c24xx_serial_setsource(port, clk_sel); if (!IS_ERR(ourport->baudclk)) { - clk_disable(ourport->baudclk); + clk_disable_unprepare(ourport->baudclk); ourport->baudclk = ERR_PTR(-EINVAL); } - clk_enable(clk); + clk_prepare_enable(clk); ourport->baudclk = clk; ourport->baudclk_rate = clk ? clk_get_rate(clk) : 0; @@ -1287,9 +1287,9 @@ static int s3c24xx_serial_resume(struct device *dev) struct s3c24xx_uart_port *ourport = to_ourport(port); if (port) { - clk_enable(ourport->clk); + clk_prepare_enable(ourport->clk); s3c24xx_serial_resetport(port, s3c24xx_port_to_cfg(port)); - clk_disable(ourport->clk); + clk_disable_unprepare(ourport->clk); uart_resume_port(&s3c24xx_uart_drv, port); } diff --git a/drivers/tty/tty_audit.c b/drivers/tty/tty_audit.c index b0b39b8..6953dc8 100644 --- a/drivers/tty/tty_audit.c +++ b/drivers/tty/tty_audit.c @@ -23,7 +23,7 @@ struct tty_audit_buf { }; static struct tty_audit_buf *tty_audit_buf_alloc(int major, int minor, - int icanon) + unsigned icanon) { struct tty_audit_buf *buf; @@ -239,7 +239,8 @@ int tty_audit_push_task(struct task_struct *tsk, kuid_t loginuid, u32 sessionid) * if TTY auditing is disabled or out of memory. Otherwise, return a new * reference to the buffer. */ -static struct tty_audit_buf *tty_audit_buf_get(struct tty_struct *tty) +static struct tty_audit_buf *tty_audit_buf_get(struct tty_struct *tty, + unsigned icanon) { struct tty_audit_buf *buf, *buf2; @@ -257,7 +258,7 @@ static struct tty_audit_buf *tty_audit_buf_get(struct tty_struct *tty) buf2 = tty_audit_buf_alloc(tty->driver->major, tty->driver->minor_start + tty->index, - tty->icanon); + icanon); if (buf2 == NULL) { audit_log_lost("out of memory in TTY auditing"); return NULL; @@ -287,7 +288,7 @@ static struct tty_audit_buf *tty_audit_buf_get(struct tty_struct *tty) * Audit @data of @size from @tty, if necessary. */ void tty_audit_add_data(struct tty_struct *tty, unsigned char *data, - size_t size) + size_t size, unsigned icanon) { struct tty_audit_buf *buf; int major, minor; @@ -299,7 +300,7 @@ void tty_audit_add_data(struct tty_struct *tty, unsigned char *data, && tty->driver->subtype == PTY_TYPE_MASTER) return; - buf = tty_audit_buf_get(tty); + buf = tty_audit_buf_get(tty, icanon); if (!buf) return; @@ -307,11 +308,11 @@ void tty_audit_add_data(struct tty_struct *tty, unsigned char *data, major = tty->driver->major; minor = tty->driver->minor_start + tty->index; if (buf->major != major || buf->minor != minor - || buf->icanon != tty->icanon) { + || buf->icanon != icanon) { tty_audit_buf_push_current(buf); buf->major = major; buf->minor = minor; - buf->icanon = tty->icanon; + buf->icanon = icanon; } do { size_t run; diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 91e326f..6cf87d7 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -27,19 +27,21 @@ * Locking: none */ -void tty_buffer_free_all(struct tty_struct *tty) +void tty_buffer_free_all(struct tty_port *port) { + struct tty_bufhead *buf = &port->buf; struct tty_buffer *thead; - while ((thead = tty->buf.head) != NULL) { - tty->buf.head = thead->next; + + while ((thead = buf->head) != NULL) { + buf->head = thead->next; kfree(thead); } - while ((thead = tty->buf.free) != NULL) { - tty->buf.free = thead->next; + while ((thead = buf->free) != NULL) { + buf->free = thead->next; kfree(thead); } - tty->buf.tail = NULL; - tty->buf.memory_used = 0; + buf->tail = NULL; + buf->memory_used = 0; } /** @@ -54,11 +56,11 @@ void tty_buffer_free_all(struct tty_struct *tty) * Locking: Caller must hold tty->buf.lock */ -static struct tty_buffer *tty_buffer_alloc(struct tty_struct *tty, size_t size) +static struct tty_buffer *tty_buffer_alloc(struct tty_port *port, size_t size) { struct tty_buffer *p; - if (tty->buf.memory_used + size > 65536) + if (port->buf.memory_used + size > 65536) return NULL; p = kmalloc(sizeof(struct tty_buffer) + 2 * size, GFP_ATOMIC); if (p == NULL) @@ -70,7 +72,7 @@ static struct tty_buffer *tty_buffer_alloc(struct tty_struct *tty, size_t size) p->read = 0; p->char_buf_ptr = (char *)(p->data); p->flag_buf_ptr = (unsigned char *)p->char_buf_ptr + size; - tty->buf.memory_used += size; + port->buf.memory_used += size; return p; } @@ -85,17 +87,19 @@ static struct tty_buffer *tty_buffer_alloc(struct tty_struct *tty, size_t size) * Locking: Caller must hold tty->buf.lock */ -static void tty_buffer_free(struct tty_struct *tty, struct tty_buffer *b) +static void tty_buffer_free(struct tty_port *port, struct tty_buffer *b) { + struct tty_bufhead *buf = &port->buf; + /* Dumb strategy for now - should keep some stats */ - tty->buf.memory_used -= b->size; - WARN_ON(tty->buf.memory_used < 0); + buf->memory_used -= b->size; + WARN_ON(buf->memory_used < 0); if (b->size >= 512) kfree(b); else { - b->next = tty->buf.free; - tty->buf.free = b; + b->next = buf->free; + buf->free = b; } } @@ -110,15 +114,16 @@ static void tty_buffer_free(struct tty_struct *tty, struct tty_buffer *b) * Locking: Caller must hold tty->buf.lock */ -static void __tty_buffer_flush(struct tty_struct *tty) +static void __tty_buffer_flush(struct tty_port *port) { + struct tty_bufhead *buf = &port->buf; struct tty_buffer *thead; - while ((thead = tty->buf.head) != NULL) { - tty->buf.head = thead->next; - tty_buffer_free(tty, thead); + while ((thead = buf->head) != NULL) { + buf->head = thead->next; + tty_buffer_free(port, thead); } - tty->buf.tail = NULL; + buf->tail = NULL; } /** @@ -134,21 +139,24 @@ static void __tty_buffer_flush(struct tty_struct *tty) void tty_buffer_flush(struct tty_struct *tty) { + struct tty_port *port = tty->port; + struct tty_bufhead *buf = &port->buf; unsigned long flags; - spin_lock_irqsave(&tty->buf.lock, flags); + + spin_lock_irqsave(&buf->lock, flags); /* If the data is being pushed to the tty layer then we can't process it here. Instead set a flag and the flush_to_ldisc path will process the flush request before it exits */ - if (test_bit(TTY_FLUSHING, &tty->flags)) { - set_bit(TTY_FLUSHPENDING, &tty->flags); - spin_unlock_irqrestore(&tty->buf.lock, flags); + if (test_bit(TTYP_FLUSHING, &port->iflags)) { + set_bit(TTYP_FLUSHPENDING, &port->iflags); + spin_unlock_irqrestore(&buf->lock, flags); wait_event(tty->read_wait, - test_bit(TTY_FLUSHPENDING, &tty->flags) == 0); + test_bit(TTYP_FLUSHPENDING, &port->iflags) == 0); return; } else - __tty_buffer_flush(tty); - spin_unlock_irqrestore(&tty->buf.lock, flags); + __tty_buffer_flush(port); + spin_unlock_irqrestore(&buf->lock, flags); } /** @@ -163,9 +171,9 @@ void tty_buffer_flush(struct tty_struct *tty) * Locking: Caller must hold tty->buf.lock */ -static struct tty_buffer *tty_buffer_find(struct tty_struct *tty, size_t size) +static struct tty_buffer *tty_buffer_find(struct tty_port *port, size_t size) { - struct tty_buffer **tbh = &tty->buf.free; + struct tty_buffer **tbh = &port->buf.free; while ((*tbh) != NULL) { struct tty_buffer *t = *tbh; if (t->size >= size) { @@ -174,14 +182,14 @@ static struct tty_buffer *tty_buffer_find(struct tty_struct *tty, size_t size) t->used = 0; t->commit = 0; t->read = 0; - tty->buf.memory_used += t->size; + port->buf.memory_used += t->size; return t; } tbh = &((*tbh)->next); } /* Round the buffer size out */ size = (size + 0xFF) & ~0xFF; - return tty_buffer_alloc(tty, size); + return tty_buffer_alloc(port, size); /* Should possibly check if this fails for the largest buffer we have queued and recycle that ? */ } @@ -192,29 +200,31 @@ static struct tty_buffer *tty_buffer_find(struct tty_struct *tty, size_t size) * * Make at least size bytes of linear space available for the tty * buffer. If we fail return the size we managed to find. - * Locking: Caller must hold tty->buf.lock + * Locking: Caller must hold port->buf.lock */ -static int __tty_buffer_request_room(struct tty_struct *tty, size_t size) +static int __tty_buffer_request_room(struct tty_port *port, size_t size) { + struct tty_bufhead *buf = &port->buf; struct tty_buffer *b, *n; int left; /* OPTIMISATION: We could keep a per tty "zero" sized buffer to remove this conditional if its worth it. This would be invisible to the callers */ - if ((b = tty->buf.tail) != NULL) + b = buf->tail; + if (b != NULL) left = b->size - b->used; else left = 0; if (left < size) { /* This is the slow path - looking for new buffers to use */ - if ((n = tty_buffer_find(tty, size)) != NULL) { + if ((n = tty_buffer_find(port, size)) != NULL) { if (b != NULL) { b->next = n; b->commit = b->used; } else - tty->buf.head = n; - tty->buf.tail = n; + buf->head = n; + buf->tail = n; } else size = left; } @@ -231,16 +241,17 @@ static int __tty_buffer_request_room(struct tty_struct *tty, size_t size) * Make at least size bytes of linear space available for the tty * buffer. If we fail return the size we managed to find. * - * Locking: Takes tty->buf.lock + * Locking: Takes port->buf.lock */ int tty_buffer_request_room(struct tty_struct *tty, size_t size) { + struct tty_port *port = tty->port; unsigned long flags; int length; - spin_lock_irqsave(&tty->buf.lock, flags); - length = __tty_buffer_request_room(tty, size); - spin_unlock_irqrestore(&tty->buf.lock, flags); + spin_lock_irqsave(&port->buf.lock, flags); + length = __tty_buffer_request_room(port, size); + spin_unlock_irqrestore(&port->buf.lock, flags); return length; } EXPORT_SYMBOL_GPL(tty_buffer_request_room); @@ -255,12 +266,13 @@ EXPORT_SYMBOL_GPL(tty_buffer_request_room); * Queue a series of bytes to the tty buffering. All the characters * passed are marked with the supplied flag. Returns the number added. * - * Locking: Called functions may take tty->buf.lock + * Locking: Called functions may take port->buf.lock */ int tty_insert_flip_string_fixed_flag(struct tty_struct *tty, const unsigned char *chars, char flag, size_t size) { + struct tty_bufhead *buf = &tty->port->buf; int copied = 0; do { int goal = min_t(size_t, size - copied, TTY_BUFFER_PAGE); @@ -268,18 +280,18 @@ int tty_insert_flip_string_fixed_flag(struct tty_struct *tty, unsigned long flags; struct tty_buffer *tb; - spin_lock_irqsave(&tty->buf.lock, flags); - space = __tty_buffer_request_room(tty, goal); - tb = tty->buf.tail; + spin_lock_irqsave(&buf->lock, flags); + space = __tty_buffer_request_room(tty->port, goal); + tb = buf->tail; /* If there is no space then tb may be NULL */ if (unlikely(space == 0)) { - spin_unlock_irqrestore(&tty->buf.lock, flags); + spin_unlock_irqrestore(&buf->lock, flags); break; } memcpy(tb->char_buf_ptr + tb->used, chars, space); memset(tb->flag_buf_ptr + tb->used, flag, space); tb->used += space; - spin_unlock_irqrestore(&tty->buf.lock, flags); + spin_unlock_irqrestore(&buf->lock, flags); copied += space; chars += space; /* There is a small chance that we need to split the data over @@ -300,12 +312,13 @@ EXPORT_SYMBOL(tty_insert_flip_string_fixed_flag); * the flags array indicates the status of the character. Returns the * number added. * - * Locking: Called functions may take tty->buf.lock + * Locking: Called functions may take port->buf.lock */ int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size) { + struct tty_bufhead *buf = &tty->port->buf; int copied = 0; do { int goal = min_t(size_t, size - copied, TTY_BUFFER_PAGE); @@ -313,18 +326,18 @@ int tty_insert_flip_string_flags(struct tty_struct *tty, unsigned long __flags; struct tty_buffer *tb; - spin_lock_irqsave(&tty->buf.lock, __flags); - space = __tty_buffer_request_room(tty, goal); - tb = tty->buf.tail; + spin_lock_irqsave(&buf->lock, __flags); + space = __tty_buffer_request_room(tty->port, goal); + tb = buf->tail; /* If there is no space then tb may be NULL */ if (unlikely(space == 0)) { - spin_unlock_irqrestore(&tty->buf.lock, __flags); + spin_unlock_irqrestore(&buf->lock, __flags); break; } memcpy(tb->char_buf_ptr + tb->used, chars, space); memcpy(tb->flag_buf_ptr + tb->used, flags, space); tb->used += space; - spin_unlock_irqrestore(&tty->buf.lock, __flags); + spin_unlock_irqrestore(&buf->lock, __flags); copied += space; chars += space; flags += space; @@ -342,18 +355,23 @@ EXPORT_SYMBOL(tty_insert_flip_string_flags); * Takes any pending buffers and transfers their ownership to the * ldisc side of the queue. It then schedules those characters for * processing by the line discipline. + * Note that this function can only be used when the low_latency flag + * is unset. Otherwise the workqueue won't be flushed. * - * Locking: Takes tty->buf.lock + * Locking: Takes port->buf.lock */ void tty_schedule_flip(struct tty_struct *tty) { + struct tty_bufhead *buf = &tty->port->buf; unsigned long flags; - spin_lock_irqsave(&tty->buf.lock, flags); - if (tty->buf.tail != NULL) - tty->buf.tail->commit = tty->buf.tail->used; - spin_unlock_irqrestore(&tty->buf.lock, flags); - schedule_work(&tty->buf.work); + WARN_ON(tty->low_latency); + + spin_lock_irqsave(&buf->lock, flags); + if (buf->tail != NULL) + buf->tail->commit = buf->tail->used; + spin_unlock_irqrestore(&buf->lock, flags); + schedule_work(&buf->work); } EXPORT_SYMBOL(tty_schedule_flip); @@ -369,26 +387,27 @@ EXPORT_SYMBOL(tty_schedule_flip); * that need their own block copy routines into the buffer. There is no * guarantee the buffer is a DMA target! * - * Locking: May call functions taking tty->buf.lock + * Locking: May call functions taking port->buf.lock */ int tty_prepare_flip_string(struct tty_struct *tty, unsigned char **chars, - size_t size) + size_t size) { + struct tty_bufhead *buf = &tty->port->buf; int space; unsigned long flags; struct tty_buffer *tb; - spin_lock_irqsave(&tty->buf.lock, flags); - space = __tty_buffer_request_room(tty, size); + spin_lock_irqsave(&buf->lock, flags); + space = __tty_buffer_request_room(tty->port, size); - tb = tty->buf.tail; + tb = buf->tail; if (likely(space)) { *chars = tb->char_buf_ptr + tb->used; memset(tb->flag_buf_ptr + tb->used, TTY_NORMAL, space); tb->used += space; } - spin_unlock_irqrestore(&tty->buf.lock, flags); + spin_unlock_irqrestore(&buf->lock, flags); return space; } EXPORT_SYMBOL_GPL(tty_prepare_flip_string); @@ -406,26 +425,27 @@ EXPORT_SYMBOL_GPL(tty_prepare_flip_string); * that need their own block copy routines into the buffer. There is no * guarantee the buffer is a DMA target! * - * Locking: May call functions taking tty->buf.lock + * Locking: May call functions taking port->buf.lock */ int tty_prepare_flip_string_flags(struct tty_struct *tty, unsigned char **chars, char **flags, size_t size) { + struct tty_bufhead *buf = &tty->port->buf; int space; unsigned long __flags; struct tty_buffer *tb; - spin_lock_irqsave(&tty->buf.lock, __flags); - space = __tty_buffer_request_room(tty, size); + spin_lock_irqsave(&buf->lock, __flags); + space = __tty_buffer_request_room(tty->port, size); - tb = tty->buf.tail; + tb = buf->tail; if (likely(space)) { *chars = tb->char_buf_ptr + tb->used; *flags = tb->flag_buf_ptr + tb->used; tb->used += space; } - spin_unlock_irqrestore(&tty->buf.lock, __flags); + spin_unlock_irqrestore(&buf->lock, __flags); return space; } EXPORT_SYMBOL_GPL(tty_prepare_flip_string_flags); @@ -446,20 +466,25 @@ EXPORT_SYMBOL_GPL(tty_prepare_flip_string_flags); static void flush_to_ldisc(struct work_struct *work) { - struct tty_struct *tty = - container_of(work, struct tty_struct, buf.work); + struct tty_port *port = container_of(work, struct tty_port, buf.work); + struct tty_bufhead *buf = &port->buf; + struct tty_struct *tty; unsigned long flags; struct tty_ldisc *disc; + tty = port->itty; + if (WARN_RATELIMIT(tty == NULL, "tty is NULL")) + return; + disc = tty_ldisc_ref(tty); if (disc == NULL) /* !TTY_LDISC */ return; - spin_lock_irqsave(&tty->buf.lock, flags); + spin_lock_irqsave(&buf->lock, flags); - if (!test_and_set_bit(TTY_FLUSHING, &tty->flags)) { + if (!test_and_set_bit(TTYP_FLUSHING, &port->iflags)) { struct tty_buffer *head; - while ((head = tty->buf.head) != NULL) { + while ((head = buf->head) != NULL) { int count; char *char_buf; unsigned char *flag_buf; @@ -468,14 +493,14 @@ static void flush_to_ldisc(struct work_struct *work) if (!count) { if (head->next == NULL) break; - tty->buf.head = head->next; - tty_buffer_free(tty, head); + buf->head = head->next; + tty_buffer_free(port, head); continue; } /* Ldisc or user is trying to flush the buffers we are feeding to the ldisc, stop feeding the line discipline as we want to empty the queue */ - if (test_bit(TTY_FLUSHPENDING, &tty->flags)) + if (test_bit(TTYP_FLUSHPENDING, &port->iflags)) break; if (!tty->receive_room) break; @@ -484,22 +509,22 @@ static void flush_to_ldisc(struct work_struct *work) char_buf = head->char_buf_ptr + head->read; flag_buf = head->flag_buf_ptr + head->read; head->read += count; - spin_unlock_irqrestore(&tty->buf.lock, flags); + spin_unlock_irqrestore(&buf->lock, flags); disc->ops->receive_buf(tty, char_buf, flag_buf, count); - spin_lock_irqsave(&tty->buf.lock, flags); + spin_lock_irqsave(&buf->lock, flags); } - clear_bit(TTY_FLUSHING, &tty->flags); + clear_bit(TTYP_FLUSHING, &port->iflags); } /* We may have a deferred request to flush the input buffer, if so pull the chain under the lock and empty the queue */ - if (test_bit(TTY_FLUSHPENDING, &tty->flags)) { - __tty_buffer_flush(tty); - clear_bit(TTY_FLUSHPENDING, &tty->flags); + if (test_bit(TTYP_FLUSHPENDING, &port->iflags)) { + __tty_buffer_flush(port); + clear_bit(TTYP_FLUSHPENDING, &port->iflags); wake_up(&tty->read_wait); } - spin_unlock_irqrestore(&tty->buf.lock, flags); + spin_unlock_irqrestore(&buf->lock, flags); tty_ldisc_deref(disc); } @@ -514,7 +539,8 @@ static void flush_to_ldisc(struct work_struct *work) */ void tty_flush_to_ldisc(struct tty_struct *tty) { - flush_work(&tty->buf.work); + if (!tty->low_latency) + flush_work(&tty->port->buf.work); } /** @@ -532,16 +558,18 @@ void tty_flush_to_ldisc(struct tty_struct *tty) void tty_flip_buffer_push(struct tty_struct *tty) { + struct tty_bufhead *buf = &tty->port->buf; unsigned long flags; - spin_lock_irqsave(&tty->buf.lock, flags); - if (tty->buf.tail != NULL) - tty->buf.tail->commit = tty->buf.tail->used; - spin_unlock_irqrestore(&tty->buf.lock, flags); + + spin_lock_irqsave(&buf->lock, flags); + if (buf->tail != NULL) + buf->tail->commit = buf->tail->used; + spin_unlock_irqrestore(&buf->lock, flags); if (tty->low_latency) - flush_to_ldisc(&tty->buf.work); + flush_to_ldisc(&buf->work); else - schedule_work(&tty->buf.work); + schedule_work(&buf->work); } EXPORT_SYMBOL(tty_flip_buffer_push); @@ -555,13 +583,15 @@ EXPORT_SYMBOL(tty_flip_buffer_push); * Locking: none */ -void tty_buffer_init(struct tty_struct *tty) +void tty_buffer_init(struct tty_port *port) { - spin_lock_init(&tty->buf.lock); - tty->buf.head = NULL; - tty->buf.tail = NULL; - tty->buf.free = NULL; - tty->buf.memory_used = 0; - INIT_WORK(&tty->buf.work, flush_to_ldisc); + struct tty_bufhead *buf = &port->buf; + + spin_lock_init(&buf->lock); + buf->head = NULL; + buf->tail = NULL; + buf->free = NULL; + buf->memory_used = 0; + INIT_WORK(&buf->work, flush_to_ldisc); } diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 2ea176b..a3eba7f 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -186,7 +186,6 @@ void free_tty_struct(struct tty_struct *tty) if (tty->dev) put_device(tty->dev); kfree(tty->write_buf); - tty_buffer_free_all(tty); tty->magic = 0xDEADDEAD; kfree(tty); } @@ -1417,6 +1416,8 @@ struct tty_struct *tty_init_dev(struct tty_driver *driver, int idx) "%s: %s driver does not set tty->port. This will crash the kernel later. Fix the driver!\n", __func__, tty->driver->name); + tty->port->itty = tty; + /* * Structures all installed ... call the ldisc open routines. * If we fail here just call release_tty to clean up. No need @@ -1552,6 +1553,7 @@ static void release_tty(struct tty_struct *tty, int idx) tty->ops->shutdown(tty); tty_free_termios(tty); tty_driver_remove_tty(tty->driver, tty); + tty->port->itty = NULL; if (tty->link) tty_kref_put(tty->link); @@ -1625,7 +1627,6 @@ int tty_release(struct inode *inode, struct file *filp) struct tty_struct *tty = file_tty(filp); struct tty_struct *o_tty; int pty_master, tty_closing, o_tty_closing, do_sleep; - int devpts; int idx; char buf[64]; @@ -1640,7 +1641,6 @@ int tty_release(struct inode *inode, struct file *filp) idx = tty->index; pty_master = (tty->driver->type == TTY_DRIVER_TYPE_PTY && tty->driver->subtype == PTY_TYPE_MASTER); - devpts = (tty->driver->flags & TTY_DRIVER_DEVPTS_MEM) != 0; /* Review: parallel close */ o_tty = tty->link; @@ -1799,9 +1799,6 @@ int tty_release(struct inode *inode, struct file *filp) release_tty(tty, idx); mutex_unlock(&tty_mutex); - /* Make this pty number available for reallocation */ - if (devpts) - devpts_kill_index(inode, idx); return 0; } @@ -2937,19 +2934,13 @@ void initialize_tty_struct(struct tty_struct *tty, tty_ldisc_init(tty); tty->session = NULL; tty->pgrp = NULL; - tty->overrun_time = jiffies; - tty_buffer_init(tty); mutex_init(&tty->legacy_mutex); mutex_init(&tty->termios_mutex); mutex_init(&tty->ldisc_mutex); init_waitqueue_head(&tty->write_wait); init_waitqueue_head(&tty->read_wait); INIT_WORK(&tty->hangup_work, do_tty_hangup); - mutex_init(&tty->atomic_read_lock); mutex_init(&tty->atomic_write_lock); - mutex_init(&tty->output_lock); - mutex_init(&tty->echo_lock); - spin_lock_init(&tty->read_lock); spin_lock_init(&tty->ctrl_lock); INIT_LIST_HEAD(&tty->tty_files); INIT_WORK(&tty->SAK_work, do_SAK_work); diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 0f2a2c5..f4e6754 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -512,7 +512,7 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old) static int tty_ldisc_halt(struct tty_struct *tty) { clear_bit(TTY_LDISC, &tty->flags); - return cancel_work_sync(&tty->buf.work); + return cancel_work_sync(&tty->port->buf.work); } /** @@ -525,7 +525,7 @@ static void tty_ldisc_flush_works(struct tty_struct *tty) { flush_work(&tty->hangup_work); flush_work(&tty->SAK_work); - flush_work(&tty->buf.work); + flush_work(&tty->port->buf.work); } /** @@ -704,9 +704,9 @@ enable: /* Restart the work queue in case no characters kick it off. Safe if already running */ if (work) - schedule_work(&tty->buf.work); + schedule_work(&tty->port->buf.work); if (o_work) - schedule_work(&o_tty->buf.work); + schedule_work(&o_tty->port->buf.work); mutex_unlock(&tty->ldisc_mutex); tty_unlock(tty); return retval; @@ -817,7 +817,7 @@ void tty_ldisc_hangup(struct tty_struct *tty) */ clear_bit(TTY_LDISC, &tty->flags); tty_unlock(tty); - cancel_work_sync(&tty->buf.work); + cancel_work_sync(&tty->port->buf.work); mutex_unlock(&tty->ldisc_mutex); retry: tty_lock(tty); @@ -897,6 +897,11 @@ int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty) static void tty_ldisc_kill(struct tty_struct *tty) { + /* There cannot be users from userspace now. But there still might be + * drivers holding a reference via tty_ldisc_ref. Do not steal them the + * ldisc until they are done. */ + tty_ldisc_wait_idle(tty, MAX_SCHEDULE_TIMEOUT); + mutex_lock(&tty->ldisc_mutex); /* * Now kill off the ldisc diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c index d7bdd8d..416b42f 100644 --- a/drivers/tty/tty_port.c +++ b/drivers/tty/tty_port.c @@ -21,6 +21,7 @@ void tty_port_init(struct tty_port *port) { memset(port, 0, sizeof(*port)); + tty_buffer_init(port); init_waitqueue_head(&port->open_wait); init_waitqueue_head(&port->close_wait); init_waitqueue_head(&port->delta_msr_wait); @@ -126,6 +127,7 @@ static void tty_port_destructor(struct kref *kref) struct tty_port *port = container_of(kref, struct tty_port, kref); if (port->xmit_buf) free_page((unsigned long)port->xmit_buf); + tty_buffer_free_all(port); if (port->ops->destruct) port->ops->destruct(port); else diff --git a/drivers/tty/vt/selection.c b/drivers/tty/vt/selection.c index 8e9b4be..60b7b69 100644 --- a/drivers/tty/vt/selection.c +++ b/drivers/tty/vt/selection.c @@ -341,15 +341,11 @@ int paste_selection(struct tty_struct *tty) struct tty_ldisc *ld; DECLARE_WAITQUEUE(wait, current); - console_lock(); poke_blanked_console(); console_unlock(); - /* FIXME: wtf is this supposed to achieve ? */ - ld = tty_ldisc_ref(tty); - if (!ld) - ld = tty_ldisc_ref_wait(tty); + ld = tty_ldisc_ref_wait(tty); /* FIXME: this is completely unsafe */ add_wait_queue(&vc->paste_wait, &wait); @@ -361,8 +357,7 @@ int paste_selection(struct tty_struct *tty) } count = sel_buffer_lth - pasted; count = min(count, tty->receive_room); - tty->ldisc->ops->receive_buf(tty, sel_buffer + pasted, - NULL, count); + ld->ops->receive_buf(tty, sel_buffer + pasted, NULL, count); pasted += count; } remove_wait_queue(&vc->paste_wait, &wait); diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 2a4749c..23afa06 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -44,7 +44,7 @@ #include <asm/unaligned.h> #include <asm/mach-types.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <mach/usb.h> @@ -61,6 +61,8 @@ #define DRIVER_DESC "OMAP UDC driver" #define DRIVER_VERSION "4 October 2004" +#define OMAP_DMA_USB_W2FC_TX0 29 + /* * The OMAP UDC needs _very_ early endpoint setup: before enabling the * D+ pullup to allow enumeration. That's too early for the gadget diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index d7fe287..0d5ac36 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -39,12 +39,13 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/usb/ulpi.h> -#include <plat/usb.h> #include <linux/regulator/consumer.h> #include <linux/pm_runtime.h> #include <linux/gpio.h> #include <linux/clk.h> +#include <linux/platform_data/usb-omap.h> + /* EHCI Register Set */ #define EHCI_INSNREG04 (0xA0) #define EHCI_INSNREG04_DISABLE_UNSUSPEND (1 << 5) diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c index 4531d03..439e6e4 100644 --- a/drivers/usb/host/ohci-omap.c +++ b/drivers/usb/host/ohci-omap.c @@ -25,7 +25,6 @@ #include <asm/mach-types.h> #include <mach/mux.h> -#include <plat/fpga.h> #include <mach/hardware.h> #include <mach/irqs.h> @@ -93,14 +92,14 @@ static int omap_ohci_transceiver_power(int on) { if (on) { if (machine_is_omap_innovator() && cpu_is_omap1510()) - fpga_write(fpga_read(INNOVATOR_FPGA_CAM_USB_CONTROL) + __raw_writeb(__raw_readb(INNOVATOR_FPGA_CAM_USB_CONTROL) | ((1 << 5/*usb1*/) | (1 << 3/*usb2*/)), INNOVATOR_FPGA_CAM_USB_CONTROL); else if (machine_is_omap_osk()) tps65010_set_gpio_out_value(GPIO1, LOW); } else { if (machine_is_omap_innovator() && cpu_is_omap1510()) - fpga_write(fpga_read(INNOVATOR_FPGA_CAM_USB_CONTROL) + __raw_writeb(__raw_readb(INNOVATOR_FPGA_CAM_USB_CONTROL) & ~((1 << 5/*usb1*/) | (1 << 3/*usb2*/)), INNOVATOR_FPGA_CAM_USB_CONTROL); else if (machine_is_omap_osk()) diff --git a/drivers/usb/host/ohci-omap3.c b/drivers/usb/host/ohci-omap3.c index 1b8133b..bd7803d 100644 --- a/drivers/usb/host/ohci-omap3.c +++ b/drivers/usb/host/ohci-omap3.c @@ -30,7 +30,6 @@ */ #include <linux/platform_device.h> -#include <plat/usb.h> #include <linux/pm_runtime.h> /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c index c964d6a..a87cdd2 100644 --- a/drivers/usb/musb/am35x.c +++ b/drivers/usb/musb/am35x.c @@ -34,8 +34,7 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/usb/nop-usb-xceiv.h> - -#include <plat/usb.h> +#include <linux/platform_data/usb-omap.h> #include "musb_core.h" diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index ff5f112..aa34f22 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -38,13 +38,12 @@ #include <linux/pm_runtime.h> #include <linux/module.h> #include <linux/usb/nop-usb-xceiv.h> +#include <linux/platform_data/usb-omap.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/of_address.h> -#include <plat/usb.h> - #include "musb_core.h" #ifdef CONFIG_OF diff --git a/drivers/usb/musb/omap2430.h b/drivers/usb/musb/omap2430.h index b85f397..8ef6566 100644 --- a/drivers/usb/musb/omap2430.h +++ b/drivers/usb/musb/omap2430.h @@ -10,7 +10,7 @@ #ifndef __MUSB_OMAP243X_H__ #define __MUSB_OMAP243X_H__ -#include <plat/usb.h> +#include <linux/platform_data/usb-omap.h> /* * OMAP2430-specific definitions diff --git a/drivers/usb/musb/tusb6010_omap.c b/drivers/usb/musb/tusb6010_omap.c index 7a62b95..bfca114 100644 --- a/drivers/usb/musb/tusb6010_omap.c +++ b/drivers/usb/musb/tusb6010_omap.c @@ -16,7 +16,7 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/slab.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include "musb_core.h" #include "tusb6010.h" @@ -25,6 +25,13 @@ #define MAX_DMAREQ 5 /* REVISIT: Really 6, but req5 not OK */ +#define OMAP24XX_DMA_EXT_DMAREQ0 2 +#define OMAP24XX_DMA_EXT_DMAREQ1 3 +#define OMAP242X_DMA_EXT_DMAREQ2 14 +#define OMAP242X_DMA_EXT_DMAREQ3 15 +#define OMAP242X_DMA_EXT_DMAREQ4 16 +#define OMAP242X_DMA_EXT_DMAREQ5 64 + struct tusb_omap_dma_ch { struct musb *musb; void __iomem *tbase; diff --git a/drivers/video/omap/lcd_inn1510.c b/drivers/video/omap/lcd_inn1510.c index b38b1dd..2ee4232 100644 --- a/drivers/video/omap/lcd_inn1510.c +++ b/drivers/video/omap/lcd_inn1510.c @@ -23,7 +23,8 @@ #include <linux/platform_device.h> #include <linux/io.h> -#include <plat/fpga.h> +#include <mach/hardware.h> + #include "omapfb.h" static int innovator1510_panel_init(struct lcd_panel *panel, @@ -38,13 +39,13 @@ static void innovator1510_panel_cleanup(struct lcd_panel *panel) static int innovator1510_panel_enable(struct lcd_panel *panel) { - fpga_write(0x7, OMAP1510_FPGA_LCD_PANEL_CONTROL); + __raw_writeb(0x7, OMAP1510_FPGA_LCD_PANEL_CONTROL); return 0; } static void innovator1510_panel_disable(struct lcd_panel *panel) { - fpga_write(0x0, OMAP1510_FPGA_LCD_PANEL_CONTROL); + __raw_writeb(0x0, OMAP1510_FPGA_LCD_PANEL_CONTROL); } static unsigned long innovator1510_panel_get_caps(struct lcd_panel *panel) diff --git a/drivers/video/omap/lcdc.c b/drivers/video/omap/lcdc.c index 7767338..c39d6e4 100644 --- a/drivers/video/omap/lcdc.c +++ b/drivers/video/omap/lcdc.c @@ -31,7 +31,7 @@ #include <linux/gfp.h> #include <mach/lcdc.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include <asm/mach-types.h> diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c index 4351c43..1b5ee8e 100644 --- a/drivers/video/omap/omapfb_main.c +++ b/drivers/video/omap/omapfb_main.c @@ -30,7 +30,7 @@ #include <linux/uaccess.h> #include <linux/module.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include "omapfb.h" #include "lcdc.h" diff --git a/drivers/video/omap/sossi.c b/drivers/video/omap/sossi.c index f79c137..c510a44 100644 --- a/drivers/video/omap/sossi.c +++ b/drivers/video/omap/sossi.c @@ -25,7 +25,7 @@ #include <linux/io.h> #include <linux/interrupt.h> -#include <plat/dma.h> +#include <plat-omap/dma-omap.h> #include "omapfb.h" #include "lcdc.h" diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c index b2af72d..d94ef9e 100644 --- a/drivers/video/omap2/dss/core.c +++ b/drivers/video/omap2/dss/core.c @@ -237,7 +237,7 @@ static int __init omap_dss_probe(struct platform_device *pdev) core.pdev = pdev; - dss_features_init(); + dss_features_init(pdata->version); dss_apply_init(); diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index b43477a..a5ab354 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -37,8 +37,6 @@ #include <linux/platform_device.h> #include <linux/pm_runtime.h> -#include <plat/cpu.h> - #include <video/omapdss.h> #include "dss.h" @@ -4042,29 +4040,44 @@ static const struct dispc_features omap44xx_dispc_feats __initconst = { .gfx_fifo_workaround = true, }; -static int __init dispc_init_features(struct device *dev) +static int __init dispc_init_features(struct platform_device *pdev) { + struct omap_dss_board_info *pdata = pdev->dev.platform_data; const struct dispc_features *src; struct dispc_features *dst; - dst = devm_kzalloc(dev, sizeof(*dst), GFP_KERNEL); + dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL); if (!dst) { - dev_err(dev, "Failed to allocate DISPC Features\n"); + dev_err(&pdev->dev, "Failed to allocate DISPC Features\n"); return -ENOMEM; } - if (cpu_is_omap24xx()) { + switch (pdata->version) { + case OMAPDSS_VER_OMAP24xx: src = &omap24xx_dispc_feats; - } else if (cpu_is_omap34xx()) { - if (omap_rev() < OMAP3430_REV_ES3_0) - src = &omap34xx_rev1_0_dispc_feats; - else - src = &omap34xx_rev3_0_dispc_feats; - } else if (cpu_is_omap44xx()) { + break; + + case OMAPDSS_VER_OMAP34xx_ES1: + src = &omap34xx_rev1_0_dispc_feats; + break; + + case OMAPDSS_VER_OMAP34xx_ES3: + case OMAPDSS_VER_OMAP3630: + case OMAPDSS_VER_AM35xx: + src = &omap34xx_rev3_0_dispc_feats; + break; + + case OMAPDSS_VER_OMAP4430_ES1: + case OMAPDSS_VER_OMAP4430_ES2: + case OMAPDSS_VER_OMAP4: src = &omap44xx_dispc_feats; - } else if (soc_is_omap54xx()) { + break; + + case OMAPDSS_VER_OMAP5: src = &omap44xx_dispc_feats; - } else { + break; + + default: return -ENODEV; } @@ -4084,7 +4097,7 @@ static int __init omap_dispchw_probe(struct platform_device *pdev) dispc.pdev = pdev; - r = dispc_init_features(&dispc.pdev->dev); + r = dispc_init_features(dispc.pdev); if (r) return r; diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c index 2ab1c3e..363852a 100644 --- a/drivers/video/omap2/dss/dss.c +++ b/drivers/video/omap2/dss/dss.c @@ -35,8 +35,6 @@ #include <video/omapdss.h> -#include <plat/cpu.h> - #include "dss.h" #include "dss_features.h" @@ -792,29 +790,46 @@ static const struct dss_features omap54xx_dss_feats __initconst = { .dpi_select_source = &dss_dpi_select_source_omap5, }; -static int __init dss_init_features(struct device *dev) +static int __init dss_init_features(struct platform_device *pdev) { + struct omap_dss_board_info *pdata = pdev->dev.platform_data; const struct dss_features *src; struct dss_features *dst; - dst = devm_kzalloc(dev, sizeof(*dst), GFP_KERNEL); + dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL); if (!dst) { - dev_err(dev, "Failed to allocate local DSS Features\n"); + dev_err(&pdev->dev, "Failed to allocate local DSS Features\n"); return -ENOMEM; } - if (cpu_is_omap24xx()) + switch (pdata->version) { + case OMAPDSS_VER_OMAP24xx: src = &omap24xx_dss_feats; - else if (cpu_is_omap34xx()) + break; + + case OMAPDSS_VER_OMAP34xx_ES1: + case OMAPDSS_VER_OMAP34xx_ES3: + case OMAPDSS_VER_AM35xx: src = &omap34xx_dss_feats; - else if (cpu_is_omap3630()) + break; + + case OMAPDSS_VER_OMAP3630: src = &omap3630_dss_feats; - else if (cpu_is_omap44xx()) + break; + + case OMAPDSS_VER_OMAP4430_ES1: + case OMAPDSS_VER_OMAP4430_ES2: + case OMAPDSS_VER_OMAP4: src = &omap44xx_dss_feats; - else if (soc_is_omap54xx()) + break; + + case OMAPDSS_VER_OMAP5: src = &omap54xx_dss_feats; - else + break; + + default: return -ENODEV; + } memcpy(dst, src, sizeof(*dst)); dss.feat = dst; @@ -831,7 +846,7 @@ static int __init omap_dsshw_probe(struct platform_device *pdev) dss.pdev = pdev; - r = dss_init_features(&dss.pdev->dev); + r = dss_init_features(dss.pdev); if (r) return r; diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c index acbc1e1..3e8287c 100644 --- a/drivers/video/omap2/dss/dss_features.c +++ b/drivers/video/omap2/dss/dss_features.c @@ -23,7 +23,6 @@ #include <linux/slab.h> #include <video/omapdss.h> -#include <plat/cpu.h> #include "dss.h" #include "dss_features.h" @@ -825,10 +824,20 @@ static const struct ti_hdmi_ip_ops omap4_hdmi_functions = { }; -void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data) +void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data, + enum omapdss_version version) { - if (cpu_is_omap44xx()) + switch (version) { + case OMAPDSS_VER_OMAP4430_ES1: + case OMAPDSS_VER_OMAP4430_ES2: + case OMAPDSS_VER_OMAP4: ip_data->ops = &omap4_hdmi_functions; + break; + default: + ip_data->ops = NULL; + } + + WARN_ON(ip_data->ops == NULL); } #endif @@ -929,29 +938,44 @@ bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type) return omap_current_dss_features->supported_rotation_types & rot_type; } -void dss_features_init(void) +void dss_features_init(enum omapdss_version version) { - if (cpu_is_omap24xx()) + switch (version) { + case OMAPDSS_VER_OMAP24xx: omap_current_dss_features = &omap2_dss_features; - else if (cpu_is_omap3630()) + break; + + case OMAPDSS_VER_OMAP34xx_ES1: + case OMAPDSS_VER_OMAP34xx_ES3: + omap_current_dss_features = &omap3430_dss_features; + break; + + case OMAPDSS_VER_OMAP3630: omap_current_dss_features = &omap3630_dss_features; - else if (cpu_is_omap34xx()) { - if (soc_is_am35xx()) { - omap_current_dss_features = &am35xx_dss_features; - } else { - omap_current_dss_features = &omap3430_dss_features; - } - } - else if (omap_rev() == OMAP4430_REV_ES1_0) + break; + + case OMAPDSS_VER_OMAP4430_ES1: omap_current_dss_features = &omap4430_es1_0_dss_features; - else if (omap_rev() == OMAP4430_REV_ES2_0 || - omap_rev() == OMAP4430_REV_ES2_1 || - omap_rev() == OMAP4430_REV_ES2_2) + break; + + case OMAPDSS_VER_OMAP4430_ES2: omap_current_dss_features = &omap4430_es2_0_1_2_dss_features; - else if (cpu_is_omap44xx()) + break; + + case OMAPDSS_VER_OMAP4: omap_current_dss_features = &omap4_dss_features; - else if (soc_is_omap54xx()) + break; + + case OMAPDSS_VER_OMAP5: omap_current_dss_features = &omap5_dss_features; - else + break; + + case OMAPDSS_VER_AM35xx: + omap_current_dss_features = &am35xx_dss_features; + break; + + default: DSSWARN("Unsupported OMAP version"); + break; + } } diff --git a/drivers/video/omap2/dss/dss_features.h b/drivers/video/omap2/dss/dss_features.h index 9218113..fc492ef 100644 --- a/drivers/video/omap2/dss/dss_features.h +++ b/drivers/video/omap2/dss/dss_features.h @@ -123,8 +123,9 @@ bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type); bool dss_has_feature(enum dss_feat_id id); void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end); -void dss_features_init(void); +void dss_features_init(enum omapdss_version version); #if defined(CONFIG_OMAP4_DSS_HDMI) -void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data); +void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data, + enum omapdss_version version); #endif #endif diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c index a48a7dd..adcc906 100644 --- a/drivers/video/omap2/dss/hdmi.c +++ b/drivers/video/omap2/dss/hdmi.c @@ -323,6 +323,7 @@ static void hdmi_runtime_put(void) static int __init hdmi_init_display(struct omap_dss_device *dssdev) { + struct omap_dss_board_info *pdata = hdmi.pdev->dev.platform_data; int r; struct gpio gpios[] = { @@ -333,7 +334,7 @@ static int __init hdmi_init_display(struct omap_dss_device *dssdev) DSSDBG("init_display\n"); - dss_init_hdmi_ip_ops(&hdmi.ip_data); + dss_init_hdmi_ip_ops(&hdmi.ip_data, pdata->version); if (hdmi.vdda_hdmi_dac_reg == NULL) { struct regulator *reg; diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c index 606b89f..55a39be 100644 --- a/drivers/video/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c @@ -30,7 +30,7 @@ #include <linux/export.h> #include <video/omapdss.h> -#include <plat/vrfb.h> +#include <video/omapvrfb.h> #include <plat/vram.h> #include "omapfb.h" diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c index 16db158..bc225e4 100644 --- a/drivers/video/omap2/omapfb/omapfb-main.c +++ b/drivers/video/omap2/omapfb/omapfb-main.c @@ -31,9 +31,8 @@ #include <linux/omapfb.h> #include <video/omapdss.h> -#include <plat/cpu.h> #include <plat/vram.h> -#include <plat/vrfb.h> +#include <video/omapvrfb.h> #include "omapfb.h" @@ -2396,10 +2395,7 @@ static int __init omapfb_probe(struct platform_device *pdev) goto err0; } - /* TODO : Replace cpu check with omap_has_vrfb once HAS_FEATURE - * available for OMAP2 and OMAP3 - */ - if (def_vrfb && !cpu_is_omap24xx() && !cpu_is_omap34xx()) { + if (def_vrfb && !omap_vrfb_supported()) { def_vrfb = 0; dev_warn(&pdev->dev, "VRFB is not supported on this hardware, " "ignoring the module parameter vrfb=y\n"); diff --git a/drivers/video/omap2/omapfb/omapfb-sysfs.c b/drivers/video/omap2/omapfb/omapfb-sysfs.c index e8d8cc7..17aa174 100644 --- a/drivers/video/omap2/omapfb/omapfb-sysfs.c +++ b/drivers/video/omap2/omapfb/omapfb-sysfs.c @@ -30,7 +30,7 @@ #include <linux/omapfb.h> #include <video/omapdss.h> -#include <plat/vrfb.h> +#include <video/omapvrfb.h> #include "omapfb.h" diff --git a/drivers/video/omap2/vrfb.c b/drivers/video/omap2/vrfb.c index 7e99022..5d8fdac 100644 --- a/drivers/video/omap2/vrfb.c +++ b/drivers/video/omap2/vrfb.c @@ -26,9 +26,9 @@ #include <linux/io.h> #include <linux/bitops.h> #include <linux/mutex.h> +#include <linux/platform_device.h> -#include <plat/vrfb.h> -#include <plat/sdrc.h> +#include <video/omapvrfb.h> #ifdef DEBUG #define DBG(format, ...) pr_debug("VRFB: " format, ## __VA_ARGS__) @@ -36,10 +36,10 @@ #define DBG(format, ...) #endif -#define SMS_ROT_VIRT_BASE(context, rot) \ - (((context >= 4) ? 0xD0000000 : 0x70000000) \ - + (0x4000000 * (context)) \ - + (0x1000000 * (rot))) +#define SMS_ROT_CONTROL(context) (0x0 + 0x10 * context) +#define SMS_ROT_SIZE(context) (0x4 + 0x10 * context) +#define SMS_ROT_PHYSICAL_BA(context) (0x8 + 0x10 * context) +#define SMS_ROT_VIRT_BASE(rot) (0x1000000 * (rot)) #define OMAP_VRFB_SIZE (2048 * 2048 * 4) @@ -53,10 +53,16 @@ #define SMS_PW_OFFSET 4 #define SMS_PS_OFFSET 0 -#define VRFB_NUM_CTXS 12 /* bitmap of reserved contexts */ static unsigned long ctx_map; +struct vrfb_ctx { + u32 base; + u32 physical_ba; + u32 control; + u32 size; +}; + static DEFINE_MUTEX(ctx_lock); /* @@ -65,17 +71,34 @@ static DEFINE_MUTEX(ctx_lock); * we don't need locking, since no drivers will run until after the wake-up * has finished. */ -static struct { - u32 physical_ba; - u32 control; - u32 size; -} vrfb_hw_context[VRFB_NUM_CTXS]; + +static void __iomem *vrfb_base; + +static int num_ctxs; +static struct vrfb_ctx *ctxs; + +static bool vrfb_loaded; + +static void omap2_sms_write_rot_control(u32 val, unsigned ctx) +{ + __raw_writel(val, vrfb_base + SMS_ROT_CONTROL(ctx)); +} + +static void omap2_sms_write_rot_size(u32 val, unsigned ctx) +{ + __raw_writel(val, vrfb_base + SMS_ROT_SIZE(ctx)); +} + +static void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx) +{ + __raw_writel(val, vrfb_base + SMS_ROT_PHYSICAL_BA(ctx)); +} static inline void restore_hw_context(int ctx) { - omap2_sms_write_rot_control(vrfb_hw_context[ctx].control, ctx); - omap2_sms_write_rot_size(vrfb_hw_context[ctx].size, ctx); - omap2_sms_write_rot_physical_ba(vrfb_hw_context[ctx].physical_ba, ctx); + omap2_sms_write_rot_control(ctxs[ctx].control, ctx); + omap2_sms_write_rot_size(ctxs[ctx].size, ctx); + omap2_sms_write_rot_physical_ba(ctxs[ctx].physical_ba, ctx); } static u32 get_image_width_roundup(u16 width, u8 bytespp) @@ -196,9 +219,9 @@ void omap_vrfb_setup(struct vrfb *vrfb, unsigned long paddr, control |= VRFB_PAGE_WIDTH_EXP << SMS_PW_OFFSET; control |= VRFB_PAGE_HEIGHT_EXP << SMS_PH_OFFSET; - vrfb_hw_context[ctx].physical_ba = paddr; - vrfb_hw_context[ctx].size = size; - vrfb_hw_context[ctx].control = control; + ctxs[ctx].physical_ba = paddr; + ctxs[ctx].size = size; + ctxs[ctx].control = control; omap2_sms_write_rot_physical_ba(paddr, ctx); omap2_sms_write_rot_size(size, ctx); @@ -274,11 +297,11 @@ int omap_vrfb_request_ctx(struct vrfb *vrfb) mutex_lock(&ctx_lock); - for (ctx = 0; ctx < VRFB_NUM_CTXS; ++ctx) + for (ctx = 0; ctx < num_ctxs; ++ctx) if ((ctx_map & (1 << ctx)) == 0) break; - if (ctx == VRFB_NUM_CTXS) { + if (ctx == num_ctxs) { pr_err("vrfb: no free contexts\n"); r = -EBUSY; goto out; @@ -293,7 +316,7 @@ int omap_vrfb_request_ctx(struct vrfb *vrfb) vrfb->context = ctx; for (rot = 0; rot < 4; ++rot) { - paddr = SMS_ROT_VIRT_BASE(ctx, rot); + paddr = ctxs[ctx].base + SMS_ROT_VIRT_BASE(rot); if (!request_mem_region(paddr, OMAP_VRFB_SIZE, "vrfb")) { pr_err("vrfb: failed to reserve VRFB " "area for ctx %d, rotation %d\n", @@ -314,3 +337,80 @@ out: return r; } EXPORT_SYMBOL(omap_vrfb_request_ctx); + +bool omap_vrfb_supported(void) +{ + return vrfb_loaded; +} +EXPORT_SYMBOL(omap_vrfb_supported); + +static int __init vrfb_probe(struct platform_device *pdev) +{ + struct resource *mem; + int i; + + /* first resource is the register res, the rest are vrfb contexts */ + + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!mem) { + dev_err(&pdev->dev, "can't get vrfb base address\n"); + return -EINVAL; + } + + vrfb_base = devm_request_and_ioremap(&pdev->dev, mem); + if (!vrfb_base) { + dev_err(&pdev->dev, "can't ioremap vrfb memory\n"); + return -ENOMEM; + } + + num_ctxs = pdev->num_resources - 1; + + ctxs = devm_kzalloc(&pdev->dev, + sizeof(struct vrfb_ctx) * num_ctxs, + GFP_KERNEL); + + if (!ctxs) + return -ENOMEM; + + for (i = 0; i < num_ctxs; ++i) { + mem = platform_get_resource(pdev, IORESOURCE_MEM, 1 + i); + if (!mem) { + dev_err(&pdev->dev, "can't get vrfb ctx %d address\n", + i); + return -EINVAL; + } + + ctxs[i].base = mem->start; + } + + vrfb_loaded = true; + + return 0; +} + +static void __exit vrfb_remove(struct platform_device *pdev) +{ + vrfb_loaded = false; +} + +static struct platform_driver vrfb_driver = { + .driver.name = "omapvrfb", + .remove = __exit_p(vrfb_remove), +}; + +static int __init vrfb_init(void) +{ + return platform_driver_probe(&vrfb_driver, &vrfb_probe); +} + +static void __exit vrfb_exit(void) +{ + platform_driver_unregister(&vrfb_driver); +} + +module_init(vrfb_init); +module_exit(vrfb_exit); + +MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); +MODULE_DESCRIPTION("OMAP VRFB"); +MODULE_LICENSE("GPL v2"); diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c index 14afbab..472e6be 100644 --- a/fs/devpts/inode.c +++ b/fs/devpts/inode.c @@ -545,37 +545,38 @@ void devpts_kill_index(struct inode *ptmx_inode, int idx) mutex_unlock(&allocated_ptys_lock); } -int devpts_pty_new(struct inode *ptmx_inode, struct tty_struct *tty) +/** + * devpts_pty_new -- create a new inode in /dev/pts/ + * @ptmx_inode: inode of the master + * @device: major+minor of the node to be created + * @index: used as a name of the node + * @priv: what's given back by devpts_get_priv + * + * The created inode is returned. Remove it from /dev/pts/ by devpts_pty_kill. + */ +struct inode *devpts_pty_new(struct inode *ptmx_inode, dev_t device, int index, + void *priv) { - /* tty layer puts index from devpts_new_index() in here */ - int number = tty->index; - struct tty_driver *driver = tty->driver; - dev_t device = MKDEV(driver->major, driver->minor_start+number); struct dentry *dentry; struct super_block *sb = pts_sb_from_inode(ptmx_inode); - struct inode *inode = new_inode(sb); + struct inode *inode; struct dentry *root = sb->s_root; struct pts_fs_info *fsi = DEVPTS_SB(sb); struct pts_mount_opts *opts = &fsi->mount_opts; - int ret = 0; char s[12]; - /* We're supposed to be given the slave end of a pty */ - BUG_ON(driver->type != TTY_DRIVER_TYPE_PTY); - BUG_ON(driver->subtype != PTY_TYPE_SLAVE); - + inode = new_inode(sb); if (!inode) - return -ENOMEM; + return ERR_PTR(-ENOMEM); - inode->i_ino = number + 3; + inode->i_ino = index + 3; inode->i_uid = opts->setuid ? opts->uid : current_fsuid(); inode->i_gid = opts->setgid ? opts->gid : current_fsgid(); inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; init_special_inode(inode, S_IFCHR|opts->mode, device); - inode->i_private = tty; - tty->driver_data = inode; + inode->i_private = priv; - sprintf(s, "%d", number); + sprintf(s, "%d", index); mutex_lock(&root->d_inode->i_mutex); @@ -585,18 +586,24 @@ int devpts_pty_new(struct inode *ptmx_inode, struct tty_struct *tty) fsnotify_create(root->d_inode, dentry); } else { iput(inode); - ret = -ENOMEM; + inode = ERR_PTR(-ENOMEM); } mutex_unlock(&root->d_inode->i_mutex); - return ret; + return inode; } -struct tty_struct *devpts_get_tty(struct inode *pts_inode, int number) +/** + * devpts_get_priv -- get private data for a slave + * @pts_inode: inode of the slave + * + * Returns whatever was passed as priv in devpts_pty_new for a given inode. + */ +void *devpts_get_priv(struct inode *pts_inode) { struct dentry *dentry; - struct tty_struct *tty; + void *priv = NULL; BUG_ON(pts_inode->i_rdev == MKDEV(TTYAUX_MAJOR, PTMX_MINOR)); @@ -605,18 +612,22 @@ struct tty_struct *devpts_get_tty(struct inode *pts_inode, int number) if (!dentry) return NULL; - tty = NULL; if (pts_inode->i_sb->s_magic == DEVPTS_SUPER_MAGIC) - tty = (struct tty_struct *)pts_inode->i_private; + priv = pts_inode->i_private; dput(dentry); - return tty; + return priv; } -void devpts_pty_kill(struct tty_struct *tty) +/** + * devpts_pty_kill -- remove inode form /dev/pts/ + * @inode: inode of the slave to be removed + * + * This is an inverse operation of devpts_pty_new. + */ +void devpts_pty_kill(struct inode *inode) { - struct inode *inode = tty->driver_data; struct super_block *sb = pts_sb_from_inode(inode); struct dentry *root = sb->s_root; struct dentry *dentry; diff --git a/include/linux/devpts_fs.h b/include/linux/devpts_fs.h index 5ce0e5f..251a209 100644 --- a/include/linux/devpts_fs.h +++ b/include/linux/devpts_fs.h @@ -20,28 +20,28 @@ int devpts_new_index(struct inode *ptmx_inode); void devpts_kill_index(struct inode *ptmx_inode, int idx); /* mknod in devpts */ -int devpts_pty_new(struct inode *ptmx_inode, struct tty_struct *tty); -/* get tty structure */ -struct tty_struct *devpts_get_tty(struct inode *pts_inode, int number); +struct inode *devpts_pty_new(struct inode *ptmx_inode, dev_t device, int index, + void *priv); +/* get private structure */ +void *devpts_get_priv(struct inode *pts_inode); /* unlink */ -void devpts_pty_kill(struct tty_struct *tty); +void devpts_pty_kill(struct inode *inode); #else /* Dummy stubs in the no-pty case */ static inline int devpts_new_index(struct inode *ptmx_inode) { return -EINVAL; } static inline void devpts_kill_index(struct inode *ptmx_inode, int idx) { } -static inline int devpts_pty_new(struct inode *ptmx_inode, - struct tty_struct *tty) +static inline struct inode *devpts_pty_new(struct inode *ptmx_inode, + dev_t device, int index, void *priv) { - return -EINVAL; + return ERR_PTR(-EINVAL); } -static inline struct tty_struct *devpts_get_tty(struct inode *pts_inode, - int number) +static inline void *devpts_get_priv(struct inode *pts_inode) { return NULL; } -static inline void devpts_pty_kill(struct tty_struct *tty) { } +static inline void devpts_pty_kill(struct inode *inode) { } #endif diff --git a/arch/arm/plat-omap/include/plat/menelaus.h b/include/linux/mfd/menelaus.h index 4a970ec..f097e89 100644 --- a/arch/arm/plat-omap/include/plat/menelaus.h +++ b/include/linux/mfd/menelaus.h @@ -1,6 +1,4 @@ /* - * arch/arm/plat-omap/include/mach/menelaus.h - * * Functions to access Menelaus power management chip */ diff --git a/include/linux/platform_data/gpio-omap.h b/include/linux/platform_data/gpio-omap.h index e8741c2..5d50b25 100644 --- a/include/linux/platform_data/gpio-omap.h +++ b/include/linux/platform_data/gpio-omap.h @@ -26,7 +26,6 @@ #include <linux/io.h> #include <linux/platform_device.h> -#include <mach/irqs.h> #define OMAP1_MPUIO_BASE 0xfffb5000 diff --git a/arch/arm/plat-omap/include/plat/led.h b/include/linux/platform_data/leds-omap.h index 25e451e..56c9b2a 100644 --- a/arch/arm/plat-omap/include/plat/led.h +++ b/include/linux/platform_data/leds-omap.h @@ -1,6 +1,4 @@ /* - * arch/arm/plat-omap/include/mach/led.h - * * Copyright (C) 2006 Samsung Electronics * Kyungmin Park <kyungmin.park@samsung.com> * diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/include/linux/platform_data/mmc-omap.h index 8b4e4f2..2bf6ea8 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/include/linux/platform_data/mmc-omap.h @@ -8,27 +8,6 @@ * published by the Free Software Foundation. */ -#ifndef __OMAP2_MMC_H -#define __OMAP2_MMC_H - -#include <linux/types.h> -#include <linux/device.h> -#include <linux/mmc/host.h> - -#include <plat/omap_hwmod.h> - -#define OMAP15XX_NR_MMC 1 -#define OMAP16XX_NR_MMC 2 -#define OMAP1_MMC_SIZE 0x080 -#define OMAP1_MMC1_BASE 0xfffb7800 -#define OMAP1_MMC2_BASE 0xfffb7c00 /* omap16xx only */ - -#define OMAP24XX_NR_MMC 2 -#define OMAP2420_MMC_SIZE OMAP1_MMC_SIZE -#define OMAP2_MMC1_BASE 0x4809c000 - -#define OMAP4_MMC_REG_OFFSET 0x100 - #define OMAP_MMC_MAX_SLOTS 2 /* @@ -50,6 +29,8 @@ #define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0) #define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1) +struct mmc_card; + struct omap_mmc_dev_attr { u8 flags; }; @@ -126,6 +107,9 @@ struct omap_mmc_platform_data { /* we can put the features above into this variable */ #define HSMMC_HAS_PBIAS (1 << 0) #define HSMMC_HAS_UPDATED_RESET (1 << 1) +#define MMC_OMAP7XX (1 << 2) +#define MMC_OMAP15XX (1 << 3) +#define MMC_OMAP16XX (1 << 4) unsigned features; int switch_pin; /* gpio (card detect) */ @@ -164,25 +148,3 @@ struct omap_mmc_platform_data { } slots[OMAP_MMC_MAX_SLOTS]; }; - -/* called from board-specific card detection service routine */ -extern void omap_mmc_notify_cover_event(struct device *dev, int slot, - int is_closed); - -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) -void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, - int nr_controllers); -void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data); -#else -static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, - int nr_controllers) -{ -} -static inline void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data) -{ -} -#endif - -extern int omap_msdi_reset(struct omap_hwmod *oh); - -#endif diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h index 1a68c1e..24d32ca 100644 --- a/include/linux/platform_data/mtd-nand-omap2.h +++ b/include/linux/platform_data/mtd-nand-omap2.h @@ -8,9 +8,13 @@ * published by the Free Software Foundation. */ -#include <plat/gpmc.h> +#ifndef _MTD_NAND_OMAP2_H +#define _MTD_NAND_OMAP2_H + #include <linux/mtd/partitions.h> +#define GPMC_BCH_NUM_REMAINDER 8 + enum nand_io { NAND_OMAP_PREFETCH_POLLED = 0, /* prefetch polled mode, default */ NAND_OMAP_POLLED, /* polled mode, without prefetch */ @@ -18,10 +22,38 @@ enum nand_io { NAND_OMAP_PREFETCH_IRQ /* prefetch enabled irq mode */ }; +enum omap_ecc { + /* 1-bit ecc: stored at end of spare area */ + OMAP_ECC_HAMMING_CODE_DEFAULT = 0, /* Default, s/w method */ + OMAP_ECC_HAMMING_CODE_HW, /* gpmc to detect the error */ + /* 1-bit ecc: stored at beginning of spare area as romcode */ + OMAP_ECC_HAMMING_CODE_HW_ROMCODE, /* gpmc method & romcode layout */ + OMAP_ECC_BCH4_CODE_HW, /* 4-bit BCH ecc code */ + OMAP_ECC_BCH8_CODE_HW, /* 8-bit BCH ecc code */ +}; + +struct gpmc_nand_regs { + void __iomem *gpmc_status; + void __iomem *gpmc_nand_command; + void __iomem *gpmc_nand_address; + void __iomem *gpmc_nand_data; + void __iomem *gpmc_prefetch_config1; + void __iomem *gpmc_prefetch_config2; + void __iomem *gpmc_prefetch_control; + void __iomem *gpmc_prefetch_status; + void __iomem *gpmc_ecc_config; + void __iomem *gpmc_ecc_control; + void __iomem *gpmc_ecc_size_config; + void __iomem *gpmc_ecc1_result; + void __iomem *gpmc_bch_result0[GPMC_BCH_NUM_REMAINDER]; + void __iomem *gpmc_bch_result1[GPMC_BCH_NUM_REMAINDER]; + void __iomem *gpmc_bch_result2[GPMC_BCH_NUM_REMAINDER]; + void __iomem *gpmc_bch_result3[GPMC_BCH_NUM_REMAINDER]; +}; + struct omap_nand_platform_data { int cs; struct mtd_partition *parts; - struct gpmc_timings *gpmc_t; int nr_parts; bool dev_ready; enum nand_io xfer_type; @@ -30,14 +62,4 @@ struct omap_nand_platform_data { struct gpmc_nand_regs reg; }; -/* minimum size for IO mapping */ -#define NAND_IO_SIZE 4 - -#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) -extern int gpmc_nand_init(struct omap_nand_platform_data *d); -#else -static inline int gpmc_nand_init(struct omap_nand_platform_data *d) -{ - return 0; -} #endif diff --git a/include/linux/platform_data/mtd-onenand-omap2.h b/include/linux/platform_data/mtd-onenand-omap2.h index 2858667..685af7e 100644 --- a/include/linux/platform_data/mtd-onenand-omap2.h +++ b/include/linux/platform_data/mtd-onenand-omap2.h @@ -9,17 +9,15 @@ * published by the Free Software Foundation. */ +#ifndef __MTD_ONENAND_OMAP2_H +#define __MTD_ONENAND_OMAP2_H + #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #define ONENAND_SYNC_READ (1 << 0) #define ONENAND_SYNC_READWRITE (1 << 1) - -struct onenand_freq_info { - u16 maf_id; - u16 dev_id; - u16 ver_id; -}; +#define ONENAND_IN_OMAP34XX (1 << 2) struct omap_onenand_platform_data { int cs; @@ -27,27 +25,9 @@ struct omap_onenand_platform_data { struct mtd_partition *parts; int nr_parts; int (*onenand_setup)(void __iomem *, int *freq_ptr); - int (*get_freq)(const struct onenand_freq_info *freq_info, - bool *clk_dep); int dma_channel; u8 flags; u8 regulator_can_sleep; u8 skip_initial_unlocking; }; - -#define ONENAND_MAX_PARTITIONS 8 - -#if defined(CONFIG_MTD_ONENAND_OMAP2) || \ - defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) - -extern void gpmc_onenand_init(struct omap_onenand_platform_data *d); - -#else - -#define board_onenand_data NULL - -static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d) -{ -} - #endif diff --git a/include/linux/platform_data/usb-omap.h b/include/linux/platform_data/usb-omap.h new file mode 100644 index 0000000..8570bcf --- /dev/null +++ b/include/linux/platform_data/usb-omap.h @@ -0,0 +1,80 @@ +/* + * usb-omap.h - Platform data for the various OMAP USB IPs + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com + * + * This software is distributed under the terms of the GNU General Public + * License ("GPL") version 2, as published by the Free Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#define OMAP3_HS_USB_PORTS 3 + +enum usbhs_omap_port_mode { + OMAP_USBHS_PORT_MODE_UNUSED, + OMAP_EHCI_PORT_MODE_PHY, + OMAP_EHCI_PORT_MODE_TLL, + OMAP_EHCI_PORT_MODE_HSIC, + OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0, + OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM, + OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0, + OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM, + OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0, + OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM, + OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0, + OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM, + OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0, + OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM +}; + +struct usbtll_omap_platform_data { + enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; +}; + +struct ehci_hcd_omap_platform_data { + enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; + int reset_gpio_port[OMAP3_HS_USB_PORTS]; + struct regulator *regulator[OMAP3_HS_USB_PORTS]; + unsigned phy_reset:1; +}; + +struct ohci_hcd_omap_platform_data { + enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; + unsigned es2_compatibility:1; +}; + +struct usbhs_omap_platform_data { + enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; + + struct ehci_hcd_omap_platform_data *ehci_data; + struct ohci_hcd_omap_platform_data *ohci_data; +}; + +/*-------------------------------------------------------------------------*/ + +struct omap_musb_board_data { + u8 interface_type; + u8 mode; + u16 power; + unsigned extvbus:1; + void (*set_phy_power)(u8 on); + void (*clear_irq)(void); + void (*set_mode)(u8 mode); + void (*reset)(void); +}; + +enum musb_interface { + MUSB_INTERFACE_ULPI, + MUSB_INTERFACE_UTMI +}; diff --git a/include/linux/tty.h b/include/linux/tty.h index f0b4eb47..d7ff88f 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -188,7 +188,9 @@ struct tty_port_operations { }; struct tty_port { + struct tty_bufhead buf; /* Locked internally */ struct tty_struct *tty; /* Back pointer */ + struct tty_struct *itty; /* internal back ptr */ const struct tty_port_operations *ops; /* Port operations */ spinlock_t lock; /* Lock protecting tty field */ int blocked_open; /* Waiting to open */ @@ -197,6 +199,9 @@ struct tty_port { wait_queue_head_t close_wait; /* Close waiters */ wait_queue_head_t delta_msr_wait; /* Modem status change */ unsigned long flags; /* TTY flags ASY_*/ + unsigned long iflags; /* TTYP_ internal flags */ +#define TTYP_FLUSHING 1 /* Flushing to ldisc in progress */ +#define TTYP_FLUSHPENDING 2 /* Queued buffer flush pending */ unsigned char console:1; /* port is a console */ struct mutex mutex; /* Locking */ struct mutex buf_mutex; /* Buffer alloc lock */ @@ -235,6 +240,7 @@ struct tty_struct { struct mutex ldisc_mutex; struct tty_ldisc *ldisc; + struct mutex atomic_write_lock; struct mutex legacy_mutex; struct mutex termios_mutex; spinlock_t ctrl_lock; @@ -254,7 +260,6 @@ struct tty_struct { struct tty_struct *link; struct fasync_struct *fasync; - struct tty_bufhead buf; /* Locked internally */ int alt_speed; /* For magic substitution of 38400 bps */ wait_queue_head_t write_wait; wait_queue_head_t read_wait; @@ -265,37 +270,10 @@ struct tty_struct { #define N_TTY_BUF_SIZE 4096 - /* - * The following is data for the N_TTY line discipline. For - * historical reasons, this is included in the tty structure. - * Mostly locked by the BKL. - */ - unsigned int column; - unsigned char lnext:1, erasing:1, raw:1, real_raw:1, icanon:1; unsigned char closing:1; - unsigned char echo_overrun:1; unsigned short minimum_to_wake; - unsigned long overrun_time; - int num_overrun; - unsigned long process_char_map[256/(8*sizeof(unsigned long))]; - char *read_buf; - int read_head; - int read_tail; - int read_cnt; - unsigned long read_flags[N_TTY_BUF_SIZE/(8*sizeof(unsigned long))]; - unsigned char *echo_buf; - unsigned int echo_pos; - unsigned int echo_cnt; - int canon_data; - unsigned long canon_head; - unsigned int canon_column; - struct mutex atomic_read_lock; - struct mutex atomic_write_lock; - struct mutex output_lock; - struct mutex echo_lock; unsigned char *write_buf; int write_cnt; - spinlock_t read_lock; /* If the tty has a pending do_SAK, queue it here - akpm */ struct work_struct SAK_work; struct tty_port *port; @@ -335,8 +313,6 @@ struct tty_file_private { #define TTY_PTY_LOCK 16 /* pty private */ #define TTY_NO_WRITE_SPLIT 17 /* Preserve write boundaries to driver */ #define TTY_HUPPED 18 /* Post driver->hangup() */ -#define TTY_FLUSHING 19 /* Flushing to ldisc in progress */ -#define TTY_FLUSHPENDING 20 /* Queued buffer flush pending */ #define TTY_HUPPING 21 /* ->hangup() in progress */ #define TTY_WRITE_FLUSH(tty) tty_write_flush((tty)) @@ -412,9 +388,9 @@ extern void disassociate_ctty(int priv); extern void no_tty(void); extern void tty_flip_buffer_push(struct tty_struct *tty); extern void tty_flush_to_ldisc(struct tty_struct *tty); -extern void tty_buffer_free_all(struct tty_struct *tty); +extern void tty_buffer_free_all(struct tty_port *port); extern void tty_buffer_flush(struct tty_struct *tty); -extern void tty_buffer_init(struct tty_struct *tty); +extern void tty_buffer_init(struct tty_port *port); extern speed_t tty_get_baud_rate(struct tty_struct *tty); extern speed_t tty_termios_baud_rate(struct ktermios *termios); extern speed_t tty_termios_input_baud_rate(struct ktermios *termios); @@ -535,7 +511,7 @@ extern void n_tty_inherit_ops(struct tty_ldisc_ops *ops); /* tty_audit.c */ #ifdef CONFIG_AUDIT extern void tty_audit_add_data(struct tty_struct *tty, unsigned char *data, - size_t size); + size_t size, unsigned icanon); extern void tty_audit_exit(void); extern void tty_audit_fork(struct signal_struct *sig); extern void tty_audit_tiocsti(struct tty_struct *tty, char ch); @@ -544,7 +520,7 @@ extern int tty_audit_push_task(struct task_struct *tsk, kuid_t loginuid, u32 sessionid); #else static inline void tty_audit_add_data(struct tty_struct *tty, - unsigned char *data, size_t size) + unsigned char *data, size_t size, unsigned icanon) { } static inline void tty_audit_tiocsti(struct tty_struct *tty, char ch) diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h index 9239d03..2002344 100644 --- a/include/linux/tty_flip.h +++ b/include/linux/tty_flip.h @@ -11,7 +11,7 @@ void tty_schedule_flip(struct tty_struct *tty); static inline int tty_insert_flip_char(struct tty_struct *tty, unsigned char ch, char flag) { - struct tty_buffer *tb = tty->buf.tail; + struct tty_buffer *tb = tty->port->buf.tail; if (tb && tb->used < tb->size) { tb->flag_buf_ptr[tb->used] = flag; tb->char_buf_ptr[tb->used++] = ch; diff --git a/include/video/omapdss.h b/include/video/omapdss.h index 3729173..88c8294 100644 --- a/include/video/omapdss.h +++ b/include/video/omapdss.h @@ -314,6 +314,19 @@ int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel); int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel); void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel); +enum omapdss_version { + OMAPDSS_VER_UNKNOWN = 0, + OMAPDSS_VER_OMAP24xx, + OMAPDSS_VER_OMAP34xx_ES1, /* OMAP3430 ES1.0, 2.0 */ + OMAPDSS_VER_OMAP34xx_ES3, /* OMAP3430 ES3.0+ */ + OMAPDSS_VER_OMAP3630, + OMAPDSS_VER_AM35xx, + OMAPDSS_VER_OMAP4430_ES1, /* OMAP4430 ES1.0 */ + OMAPDSS_VER_OMAP4430_ES2, /* OMAP4430 ES2.0, 2.1, 2.2 */ + OMAPDSS_VER_OMAP4, /* All other OMAP4s */ + OMAPDSS_VER_OMAP5, +}; + /* Board specific data */ struct omap_dss_board_info { int (*get_context_loss_count)(struct device *dev); @@ -323,6 +336,7 @@ struct omap_dss_board_info { int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask); void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask); int (*set_min_bus_tput)(struct device *dev, unsigned long r); + enum omapdss_version version; }; /* Init with the board info */ diff --git a/arch/arm/plat-omap/include/plat/vrfb.h b/include/video/omapvrfb.h index 3792bde..bb0bd89 100644 --- a/arch/arm/plat-omap/include/plat/vrfb.h +++ b/include/video/omapvrfb.h @@ -36,6 +36,7 @@ struct vrfb { }; #ifdef CONFIG_OMAP2_VRFB +extern bool omap_vrfb_supported(void); extern int omap_vrfb_request_ctx(struct vrfb *vrfb); extern void omap_vrfb_release_ctx(struct vrfb *vrfb); extern void omap_vrfb_adjust_size(u16 *width, u16 *height, @@ -49,6 +50,7 @@ extern int omap_vrfb_map_angle(struct vrfb *vrfb, u16 height, u8 rot); extern void omap_vrfb_restore_context(void); #else +static inline bool omap_vrfb_supported(void) { return false; } static inline int omap_vrfb_request_ctx(struct vrfb *vrfb) { return 0; } static inline void omap_vrfb_release_ctx(struct vrfb *vrfb) {} static inline void omap_vrfb_adjust_size(u16 *width, u16 *height, diff --git a/kernel/printk.c b/kernel/printk.c index 2d607f4..22e070f 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -87,6 +87,12 @@ static DEFINE_SEMAPHORE(console_sem); struct console *console_drivers; EXPORT_SYMBOL_GPL(console_drivers); +#ifdef CONFIG_LOCKDEP +static struct lockdep_map console_lock_dep_map = { + .name = "console_lock" +}; +#endif + /* * This is used for debugging the mess that is the VT code by * keeping track if we have the console semaphore held. It's @@ -1908,12 +1914,14 @@ static int __cpuinit console_cpu_notify(struct notifier_block *self, */ void console_lock(void) { - BUG_ON(in_interrupt()); + might_sleep(); + down(&console_sem); if (console_suspended) return; console_locked = 1; console_may_schedule = 1; + mutex_acquire(&console_lock_dep_map, 0, 0, _RET_IP_); } EXPORT_SYMBOL(console_lock); @@ -1935,6 +1943,7 @@ int console_trylock(void) } console_locked = 1; console_may_schedule = 0; + mutex_acquire(&console_lock_dep_map, 0, 1, _RET_IP_); return 1; } EXPORT_SYMBOL(console_trylock); @@ -2095,6 +2104,7 @@ skip: local_irq_restore(flags); } console_locked = 0; + mutex_release(&console_lock_dep_map, 1, _RET_IP_); /* Release the exclusive_console once it is used */ if (unlikely(exclusive_console)) diff --git a/sound/soc/omap/am3517evm.c b/sound/soc/omap/am3517evm.c index fad3506..c1900b2 100644 --- a/sound/soc/omap/am3517evm.c +++ b/sound/soc/omap/am3517evm.c @@ -25,8 +25,6 @@ #include <sound/soc.h> #include <asm/mach-types.h> -#include <mach/hardware.h> -#include <mach/gpio.h> #include <linux/platform_data/asoc-ti-mcbsp.h> #include "omap-mcbsp.h" diff --git a/sound/soc/omap/n810.c b/sound/soc/omap/n810.c index 521bfc3..230b8c14 100644 --- a/sound/soc/omap/n810.c +++ b/sound/soc/omap/n810.c @@ -29,7 +29,6 @@ #include <sound/soc.h> #include <asm/mach-types.h> -#include <mach/hardware.h> #include <linux/gpio.h> #include <linux/module.h> #include <linux/platform_data/asoc-ti-mcbsp.h> diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index 340874e..52977aa 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -32,9 +32,14 @@ #include <sound/dmaengine_pcm.h> #include <sound/soc.h> -#include <plat/cpu.h> #include "omap-pcm.h" +#ifdef CONFIG_ARCH_OMAP1 +#define pcm_omap1510() cpu_is_omap1510() +#else +#define pcm_omap1510() 0 +#endif + static const struct snd_pcm_hardware omap_pcm_hardware = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID | @@ -159,7 +164,7 @@ static snd_pcm_uframes_t omap_pcm_pointer(struct snd_pcm_substream *substream) { snd_pcm_uframes_t offset; - if (cpu_is_omap1510()) + if (pcm_omap1510()) offset = snd_dmaengine_pcm_pointer_no_residue(substream); else offset = snd_dmaengine_pcm_pointer(substream); diff --git a/sound/soc/omap/osk5912.c b/sound/soc/omap/osk5912.c index 3960e8d..06ef8d6 100644 --- a/sound/soc/omap/osk5912.c +++ b/sound/soc/omap/osk5912.c @@ -28,7 +28,6 @@ #include <sound/soc.h> #include <asm/mach-types.h> -#include <mach/hardware.h> #include <linux/gpio.h> #include <linux/module.h> #include <linux/platform_data/asoc-ti-mcbsp.h> diff --git a/sound/soc/omap/sdp3430.c b/sound/soc/omap/sdp3430.c index 597cae7..b462a2c 100644 --- a/sound/soc/omap/sdp3430.c +++ b/sound/soc/omap/sdp3430.c @@ -31,8 +31,6 @@ #include <sound/jack.h> #include <asm/mach-types.h> -#include <mach/hardware.h> -#include <mach/gpio.h> #include <linux/platform_data/gpio-omap.h> #include <linux/platform_data/asoc-ti-mcbsp.h> |
