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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-14 22:24:42 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-14 22:24:42 +0100
commitb6825d2df55aa7d7341c715b577b73a6a03dc944 (patch)
treeae4f0f52f4c2ad4e501dd323318486ccdd7fcd93 /arch/arm/mach-omap2
parent6defd90433729c2d795865165cb34d938d8ff07c (diff)
parentaa59e19d05114f9fb7718d6bc8398255476fb4f5 (diff)
downloadop-kernel-dev-b6825d2df55aa7d7341c715b577b73a6a03dc944.zip
op-kernel-dev-b6825d2df55aa7d7341c715b577b73a6a03dc944.tar.gz
Merge branch 'omap-all' into devel
Conflicts: arch/arm/mach-omap2/gpmc.c arch/arm/mach-omap2/irq.c
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r--arch/arm/mach-omap2/Kconfig22
-rw-r--r--arch/arm/mach-omap2/Makefile12
-rw-r--r--arch/arm/mach-omap2/board-ldp.c86
-rw-r--r--arch/arm/mach-omap2/board-omap3beagle.c244
-rw-r--r--arch/arm/mach-omap2/board-overo.c242
-rw-r--r--arch/arm/mach-omap2/clock.c64
-rw-r--r--arch/arm/mach-omap2/clock.h2
-rw-r--r--arch/arm/mach-omap2/clock24xx.h238
-rw-r--r--arch/arm/mach-omap2/clock34xx.c31
-rw-r--r--arch/arm/mach-omap2/clock34xx.h248
-rw-r--r--arch/arm/mach-omap2/clockdomain.c623
-rw-r--r--arch/arm/mach-omap2/clockdomains.h305
-rw-r--r--arch/arm/mach-omap2/cm-regbits-24xx.h24
-rw-r--r--arch/arm/mach-omap2/cm-regbits-34xx.h42
-rw-r--r--arch/arm/mach-omap2/cm.h2
-rw-r--r--arch/arm/mach-omap2/devices.c225
-rw-r--r--arch/arm/mach-omap2/gpmc.c88
-rw-r--r--arch/arm/mach-omap2/id.c39
-rw-r--r--arch/arm/mach-omap2/io.c152
-rw-r--r--arch/arm/mach-omap2/irq.c81
-rw-r--r--arch/arm/mach-omap2/mcbsp.c151
-rw-r--r--arch/arm/mach-omap2/memory.c14
-rw-r--r--arch/arm/mach-omap2/memory.h7
-rw-r--r--arch/arm/mach-omap2/mux.c245
-rw-r--r--arch/arm/mach-omap2/powerdomain.c1113
-rw-r--r--arch/arm/mach-omap2/powerdomains.h187
-rw-r--r--arch/arm/mach-omap2/powerdomains24xx.h200
-rw-r--r--arch/arm/mach-omap2/powerdomains34xx.h327
-rw-r--r--arch/arm/mach-omap2/prcm-common.h3
-rw-r--r--arch/arm/mach-omap2/prm-regbits-24xx.h12
-rw-r--r--arch/arm/mach-omap2/prm-regbits-34xx.h11
-rw-r--r--arch/arm/mach-omap2/prm.h5
-rw-r--r--arch/arm/mach-omap2/serial.c116
-rw-r--r--arch/arm/mach-omap2/sleep24xx.S (renamed from arch/arm/mach-omap2/sleep.S)32
-rw-r--r--arch/arm/mach-omap2/sram34xx.S179
35 files changed, 4941 insertions, 431 deletions
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 7069c9d..4832fcc 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -15,8 +15,17 @@ config ARCH_OMAP2430
bool "OMAP2430 support"
depends on ARCH_OMAP24XX
+config ARCH_OMAP34XX
+ bool "OMAP34xx Based System"
+ depends on ARCH_OMAP3
+
+config ARCH_OMAP3430
+ bool "OMAP3430 support"
+ depends on ARCH_OMAP3 && ARCH_OMAP34XX
+ select ARCH_OMAP_OTG
+
comment "OMAP Board Type"
- depends on ARCH_OMAP2
+ depends on ARCH_OMAP2 || ARCH_OMAP3
config MACH_OMAP_GENERIC
bool "Generic OMAP board"
@@ -35,3 +44,14 @@ config MACH_OMAP_2430SDP
bool "OMAP 2430 SDP board"
depends on ARCH_OMAP2 && ARCH_OMAP24XX
+config MACH_OMAP3_BEAGLE
+ bool "OMAP3 BEAGLE board"
+ depends on ARCH_OMAP3 && ARCH_OMAP34XX
+
+config MACH_OMAP_LDP
+ bool "OMAP3 LDP board"
+ depends on ARCH_OMAP3 && ARCH_OMAP34XX
+
+config MACH_OVERO
+ bool "Gumstix Overo board"
+ depends on ARCH_OMAP3 && ARCH_OMAP34XX
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 93ee990..c693923 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -4,16 +4,21 @@
# Common support
obj-y := irq.o id.o io.o memory.o control.o prcm.o clock.o mux.o \
- devices.o serial.o gpmc.o timer-gp.o
+ devices.o serial.o gpmc.o timer-gp.o powerdomain.o \
+ clockdomain.o
obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
# Functions loaded to SRAM
obj-$(CONFIG_ARCH_OMAP2420) += sram242x.o
obj-$(CONFIG_ARCH_OMAP2430) += sram243x.o
+obj-$(CONFIG_ARCH_OMAP3) += sram34xx.o
# Power Management
-obj-$(CONFIG_PM) += pm.o sleep.o
+ifeq ($(CONFIG_PM),y)
+obj-y += pm.o
+obj-$(CONFIG_ARCH_OMAP24XX) += sleep24xx.o
+endif
# Clock framework
obj-$(CONFIG_ARCH_OMAP2) += clock24xx.o
@@ -24,4 +29,7 @@ obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o
obj-$(CONFIG_MACH_OMAP_H4) += board-h4.o
obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o
obj-$(CONFIG_MACH_OMAP_APOLLON) += board-apollon.o
+obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o
+obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o
+obj-$(CONFIG_MACH_OVERO) += board-overo.o
diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
new file mode 100644
index 0000000..1ea59986
--- /dev/null
+++ b/arch/arm/mach-omap2/board-ldp.c
@@ -0,0 +1,86 @@
+/*
+ * linux/arch/arm/mach-omap2/board-ldp.c
+ *
+ * Copyright (C) 2008 Texas Instruments Inc.
+ * Nishant Kamat <nskamat@ti.com>
+ *
+ * Modified from mach-omap2/board-3430sdp.c
+ *
+ * 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/platform_device.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/workqueue.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/board-ldp.h>
+#include <mach/mcspi.h>
+#include <mach/gpio.h>
+#include <mach/board.h>
+#include <mach/common.h>
+#include <mach/gpmc.h>
+
+#include <asm/io.h>
+#include <asm/delay.h>
+#include <mach/control.h>
+
+static void __init omap_ldp_init_irq(void)
+{
+ omap2_init_common_hw();
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static struct omap_uart_config ldp_uart_config __initdata = {
+ .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
+};
+
+static struct omap_board_config_kernel ldp_config[] __initdata = {
+ { OMAP_TAG_UART, &ldp_uart_config },
+};
+
+static int __init omap_i2c_init(void)
+{
+ omap_register_i2c_bus(1, 2600, NULL, 0);
+ omap_register_i2c_bus(2, 400, NULL, 0);
+ omap_register_i2c_bus(3, 400, NULL, 0);
+ return 0;
+}
+
+static void __init omap_ldp_init(void)
+{
+ omap_i2c_init();
+ omap_board_config = ldp_config;
+ omap_board_config_size = ARRAY_SIZE(ldp_config);
+ omap_serial_init();
+}
+
+static void __init omap_ldp_map_io(void)
+{
+ omap2_set_globals_343x();
+ omap2_map_common_io();
+}
+
+MACHINE_START(OMAP_LDP, "OMAP LDP board")
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap_ldp_map_io,
+ .init_irq = omap_ldp_init_irq,
+ .init_machine = omap_ldp_init,
+ .timer = &omap_timer,
+MACHINE_END
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
new file mode 100644
index 0000000..baa7967
--- /dev/null
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -0,0 +1,244 @@
+/*
+ * linux/arch/arm/mach-omap2/board-omap3beagle.c
+ *
+ * Copyright (C) 2008 Texas Instruments
+ *
+ * Modified from mach-omap2/board-3430sdp.c
+ *
+ * Initial code: Syed Mohammed Khasim
+ *
+ * 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/platform_device.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/leds.h>
+#include <linux/gpio.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/nand.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <mach/board.h>
+#include <mach/common.h>
+#include <mach/gpmc.h>
+#include <mach/nand.h>
+
+
+#define GPMC_CS0_BASE 0x60
+#define GPMC_CS_SIZE 0x30
+
+#define NAND_BLOCK_SIZE SZ_128K
+
+static struct mtd_partition omap3beagle_nand_partitions[] = {
+ /* All the partition sizes are listed in terms of NAND block size */
+ {
+ .name = "X-Loader",
+ .offset = 0,
+ .size = 4 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "U-Boot",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
+ .size = 15 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "U-Boot Env",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
+ .size = 1 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
+ .size = 32 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "File System",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct omap_nand_platform_data omap3beagle_nand_data = {
+ .options = NAND_BUSWIDTH_16,
+ .parts = omap3beagle_nand_partitions,
+ .nr_parts = ARRAY_SIZE(omap3beagle_nand_partitions),
+ .dma_channel = -1, /* disable DMA in OMAP NAND driver */
+ .nand_setup = NULL,
+ .dev_ready = NULL,
+};
+
+static struct resource omap3beagle_nand_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device omap3beagle_nand_device = {
+ .name = "omap2-nand",
+ .id = -1,
+ .dev = {
+ .platform_data = &omap3beagle_nand_data,
+ },
+ .num_resources = 1,
+ .resource = &omap3beagle_nand_resource,
+};
+
+static struct omap_uart_config omap3_beagle_uart_config __initdata = {
+ .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
+};
+
+static void __init omap3_beagle_init_irq(void)
+{
+ omap2_init_common_hw();
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static struct platform_device omap3_beagle_lcd_device = {
+ .name = "omap3beagle_lcd",
+ .id = -1,
+};
+
+static struct omap_lcd_config omap3_beagle_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+
+static struct gpio_led gpio_leds[] = {
+ {
+ .name = "beagleboard::usr0",
+ .default_trigger = "heartbeat",
+ .gpio = 150,
+ },
+ {
+ .name = "beagleboard::usr1",
+ .default_trigger = "mmc0",
+ .gpio = 149,
+ },
+};
+
+static struct gpio_led_platform_data gpio_led_info = {
+ .leds = gpio_leds,
+ .num_leds = ARRAY_SIZE(gpio_leds),
+};
+
+static struct platform_device leds_gpio = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &gpio_led_info,
+ },
+};
+
+static struct gpio_keys_button gpio_buttons[] = {
+ {
+ .code = BTN_EXTRA,
+ .gpio = 7,
+ .desc = "user",
+ .wakeup = 1,
+ },
+};
+
+static struct gpio_keys_platform_data gpio_key_info = {
+ .buttons = gpio_buttons,
+ .nbuttons = ARRAY_SIZE(gpio_buttons),
+};
+
+static struct platform_device keys_gpio = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &gpio_key_info,
+ },
+};
+
+static struct omap_board_config_kernel omap3_beagle_config[] __initdata = {
+ { OMAP_TAG_UART, &omap3_beagle_uart_config },
+ { OMAP_TAG_LCD, &omap3_beagle_lcd_config },
+};
+
+static struct platform_device *omap3_beagle_devices[] __initdata = {
+ &omap3_beagle_lcd_device,
+ &leds_gpio,
+ &keys_gpio,
+};
+
+static void __init omap3beagle_flash_init(void)
+{
+ u8 cs = 0;
+ u8 nandcs = GPMC_CS_NUM + 1;
+
+ u32 gpmc_base_add = OMAP34XX_GPMC_VIRT;
+
+ /* 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) {
+ printk(KERN_INFO "NAND: Unable to find configuration "
+ "in GPMC\n ");
+ return;
+ }
+
+ if (nandcs < GPMC_CS_NUM) {
+ omap3beagle_nand_data.cs = nandcs;
+ omap3beagle_nand_data.gpmc_cs_baseaddr = (void *)
+ (gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE);
+ omap3beagle_nand_data.gpmc_baseaddr = (void *) (gpmc_base_add);
+
+ printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
+ if (platform_device_register(&omap3beagle_nand_device) < 0)
+ printk(KERN_ERR "Unable to register NAND device\n");
+ }
+}
+
+static void __init omap3_beagle_init(void)
+{
+ platform_add_devices(omap3_beagle_devices,
+ ARRAY_SIZE(omap3_beagle_devices));
+ omap_board_config = omap3_beagle_config;
+ omap_board_config_size = ARRAY_SIZE(omap3_beagle_config);
+ omap_serial_init();
+ omap3beagle_flash_init();
+}
+
+static void __init omap3_beagle_map_io(void)
+{
+ omap2_set_globals_343x();
+ omap2_map_common_io();
+}
+
+MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
+ /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap3_beagle_map_io,
+ .init_irq = omap3_beagle_init_irq,
+ .init_machine = omap3_beagle_init,
+ .timer = &omap_timer,
+MACHINE_END
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
new file mode 100644
index 0000000..e09aa59
--- /dev/null
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -0,0 +1,242 @@
+/*
+ * board-overo.c (Gumstix Overo)
+ *
+ * Initial code: Steve Sakoman <steve@sakoman.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.
+ *
+ * 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 <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/map.h>
+
+#include <mach/board-overo.h>
+#include <mach/board.h>
+#include <mach/common.h>
+#include <mach/gpio.h>
+#include <mach/gpmc.h>
+#include <mach/hardware.h>
+#include <mach/nand.h>
+
+#define NAND_BLOCK_SIZE SZ_128K
+#define GPMC_CS0_BASE 0x60
+#define GPMC_CS_SIZE 0x30
+
+static struct mtd_partition overo_nand_partitions[] = {
+ {
+ .name = "xloader",
+ .offset = 0, /* Offset = 0x00000 */
+ .size = 4 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE
+ },
+ {
+ .name = "uboot",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
+ .size = 14 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "uboot environment",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x240000 */
+ .size = 2 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "linux",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
+ .size = 32 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "rootfs",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct omap_nand_platform_data overo_nand_data = {
+ .parts = overo_nand_partitions,
+ .nr_parts = ARRAY_SIZE(overo_nand_partitions),
+ .dma_channel = -1, /* disable DMA in OMAP NAND driver */
+};
+
+static struct resource overo_nand_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device overo_nand_device = {
+ .name = "omap2-nand",
+ .id = -1,
+ .dev = {
+ .platform_data = &overo_nand_data,
+ },
+ .num_resources = 1,
+ .resource = &overo_nand_resource,
+};
+
+
+static void __init overo_flash_init(void)
+{
+ u8 cs = 0;
+ u8 nandcs = GPMC_CS_NUM + 1;
+
+ u32 gpmc_base_add = OMAP34XX_GPMC_VIRT;
+
+ /* 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) {
+ printk(KERN_INFO "NAND: Unable to find configuration "
+ "in GPMC\n ");
+ return;
+ }
+
+ if (nandcs < GPMC_CS_NUM) {
+ overo_nand_data.cs = nandcs;
+ overo_nand_data.gpmc_cs_baseaddr = (void *)
+ (gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE);
+ overo_nand_data.gpmc_baseaddr = (void *) (gpmc_base_add);
+
+ printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
+ if (platform_device_register(&overo_nand_device) < 0)
+ printk(KERN_ERR "Unable to register NAND device\n");
+ }
+}
+static struct omap_uart_config overo_uart_config __initdata = {
+ .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
+};
+
+static int __init overo_i2c_init(void)
+{
+ /* i2c2 pins are used for gpio */
+ omap_register_i2c_bus(3, 400, NULL, 0);
+ return 0;
+}
+
+static void __init overo_init_irq(void)
+{
+ omap2_init_common_hw();
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static struct platform_device overo_lcd_device = {
+ .name = "overo_lcd",
+ .id = -1,
+};
+
+static struct omap_lcd_config overo_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+
+static struct omap_board_config_kernel overo_config[] __initdata = {
+ { OMAP_TAG_UART, &overo_uart_config },
+ { OMAP_TAG_LCD, &overo_lcd_config },
+};
+
+static struct platform_device *overo_devices[] __initdata = {
+ &overo_lcd_device,
+};
+
+static void __init overo_init(void)
+{
+ overo_i2c_init();
+ platform_add_devices(overo_devices, ARRAY_SIZE(overo_devices));
+ omap_board_config = overo_config;
+ omap_board_config_size = ARRAY_SIZE(overo_config);
+ omap_serial_init();
+ overo_flash_init();
+
+ if ((gpio_request(OVERO_GPIO_W2W_NRESET,
+ "OVERO_GPIO_W2W_NRESET") == 0) &&
+ (gpio_direction_output(OVERO_GPIO_W2W_NRESET, 1) == 0)) {
+ gpio_export(OVERO_GPIO_W2W_NRESET, 0);
+ gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
+ udelay(10);
+ gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
+ } else {
+ printk(KERN_ERR "could not obtain gpio for "
+ "OVERO_GPIO_W2W_NRESET\n");
+ }
+
+ if ((gpio_request(OVERO_GPIO_BT_XGATE, "OVERO_GPIO_BT_XGATE") == 0) &&
+ (gpio_direction_output(OVERO_GPIO_BT_XGATE, 0) == 0))
+ gpio_export(OVERO_GPIO_BT_XGATE, 0);
+ else
+ printk(KERN_ERR "could not obtain gpio for OVERO_GPIO_BT_XGATE\n");
+
+ if ((gpio_request(OVERO_GPIO_BT_NRESET, "OVERO_GPIO_BT_NRESET") == 0) &&
+ (gpio_direction_output(OVERO_GPIO_BT_NRESET, 1) == 0)) {
+ gpio_export(OVERO_GPIO_BT_NRESET, 0);
+ gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
+ mdelay(6);
+ gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
+ } else {
+ printk(KERN_ERR "could not obtain gpio for "
+ "OVERO_GPIO_BT_NRESET\n");
+ }
+
+ if ((gpio_request(OVERO_GPIO_USBH_CPEN, "OVERO_GPIO_USBH_CPEN") == 0) &&
+ (gpio_direction_output(OVERO_GPIO_USBH_CPEN, 1) == 0))
+ gpio_export(OVERO_GPIO_USBH_CPEN, 0);
+ else
+ printk(KERN_ERR "could not obtain gpio for "
+ "OVERO_GPIO_USBH_CPEN\n");
+
+ if ((gpio_request(OVERO_GPIO_USBH_NRESET,
+ "OVERO_GPIO_USBH_NRESET") == 0) &&
+ (gpio_direction_output(OVERO_GPIO_USBH_NRESET, 1) == 0))
+ gpio_export(OVERO_GPIO_USBH_NRESET, 0);
+ else
+ printk(KERN_ERR "could not obtain gpio for "
+ "OVERO_GPIO_USBH_NRESET\n");
+}
+
+static void __init overo_map_io(void)
+{
+ omap2_set_globals_343x();
+ omap2_map_common_io();
+}
+
+MACHINE_START(OVERO, "Gumstix Overo")
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = overo_map_io,
+ .init_irq = overo_init_irq,
+ .init_machine = overo_init,
+ .timer = &omap_timer,
+MACHINE_END
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index 97cde3d3..ad721e0 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -25,6 +25,7 @@
#include <linux/bitops.h>
#include <mach/clock.h>
+#include <mach/clockdomain.h>
#include <mach/sram.h>
#include <mach/cpu.h>
#include <asm/div64.h>
@@ -61,10 +62,36 @@
u8 cpu_mask;
/*-------------------------------------------------------------------------
- * Omap2 specific clock functions
+ * OMAP2/3 specific clock functions
*-------------------------------------------------------------------------*/
/**
+ * omap2_init_clk_clkdm - look up a clockdomain name, store pointer in clk
+ * @clk: OMAP clock struct ptr to use
+ *
+ * Convert a clockdomain name stored in a struct clk 'clk' into a
+ * clockdomain pointer, and save it into the struct clk. Intended to be
+ * called during clk_register(). No return value.
+ */
+void omap2_init_clk_clkdm(struct clk *clk)
+{
+ struct clockdomain *clkdm;
+
+ if (!clk->clkdm_name)
+ return;
+
+ clkdm = clkdm_lookup(clk->clkdm_name);
+ if (clkdm) {
+ pr_debug("clock: associated clk %s to clkdm %s\n",
+ clk->name, clk->clkdm_name);
+ clk->clkdm = clkdm;
+ } else {
+ pr_debug("clock: could not associate clk %s to "
+ "clkdm %s\n", clk->name, clk->clkdm_name);
+ }
+}
+
+/**
* omap2_init_clksel_parent - set a clksel clk's parent field from the hardware
* @clk: OMAP clock struct ptr to use
*
@@ -250,7 +277,7 @@ int _omap2_clk_enable(struct clk *clk)
if (clk->enable)
return clk->enable(clk);
- if (unlikely(clk->enable_reg == 0)) {
+ if (unlikely(clk->enable_reg == NULL)) {
printk(KERN_ERR "clock.c: Enable for %s without enable code\n",
clk->name);
return 0; /* REVISIT: -EINVAL */
@@ -282,7 +309,7 @@ void _omap2_clk_disable(struct clk *clk)
return;
}
- if (clk->enable_reg == 0) {
+ if (clk->enable_reg == NULL) {
/*
* 'Independent' here refers to a clock which is not
* controlled by its parent.
@@ -307,6 +334,9 @@ void omap2_clk_disable(struct clk *clk)
_omap2_clk_disable(clk);
if (likely((u32)clk->parent))
omap2_clk_disable(clk->parent);
+ if (clk->clkdm)
+ omap2_clkdm_clk_disable(clk->clkdm, clk);
+
}
}
@@ -323,11 +353,19 @@ int omap2_clk_enable(struct clk *clk)
return ret;
}
+ if (clk->clkdm)
+ omap2_clkdm_clk_enable(clk->clkdm, clk);
+
ret = _omap2_clk_enable(clk);
- if (unlikely(ret != 0) && clk->parent) {
- omap2_clk_disable(clk->parent);
- clk->usecount--;
+ if (unlikely(ret != 0)) {
+ if (clk->clkdm)
+ omap2_clkdm_clk_disable(clk->clkdm, clk);
+
+ if (clk->parent) {
+ omap2_clk_disable(clk->parent);
+ clk->usecount--;
+ }
}
}
@@ -476,7 +514,7 @@ long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate)
/* Given a clock and a rate apply a clock specific rounding function */
long omap2_clk_round_rate(struct clk *clk, unsigned long rate)
{
- if (clk->round_rate != 0)
+ if (clk->round_rate != NULL)
return clk->round_rate(clk, rate);
if (clk->flags & RATE_FIXED)
@@ -565,7 +603,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
*/
void __iomem *omap2_get_clksel(struct clk *clk, u32 *field_mask)
{
- if (unlikely((clk->clksel_reg == 0) || (clk->clksel_mask == 0)))
+ if (unlikely((clk->clksel_reg == NULL) || (clk->clksel_mask == NULL)))
return NULL;
*field_mask = clk->clksel_mask;
@@ -585,7 +623,7 @@ u32 omap2_clksel_get_divisor(struct clk *clk)
void __iomem *div_addr;
div_addr = omap2_get_clksel(clk, &field_mask);
- if (div_addr == 0)
+ if (div_addr == NULL)
return 0;
field_val = __raw_readl(div_addr) & field_mask;
@@ -604,7 +642,7 @@ int omap2_clksel_set_rate(struct clk *clk, unsigned long rate)
return -EINVAL;
div_addr = omap2_get_clksel(clk, &field_mask);
- if (div_addr == 0)
+ if (div_addr == NULL)
return -EINVAL;
field_val = omap2_divisor_to_clksel(clk, new_div);
@@ -642,7 +680,7 @@ int omap2_clk_set_rate(struct clk *clk, unsigned long rate)
return -EINVAL;
/* dpll_ck, core_ck, virt_prcm_set; plus all clksel clocks */
- if (clk->set_rate != 0)
+ if (clk->set_rate != NULL)
ret = clk->set_rate(clk, rate);
if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES)))
@@ -663,7 +701,7 @@ static u32 omap2_clksel_get_src_field(void __iomem **src_addr,
const struct clksel_rate *clkr;
*parent_div = 0;
- *src_addr = 0;
+ *src_addr = NULL;
clks = omap2_get_clksel_by_parent(clk, src_clk);
if (clks == NULL)
@@ -704,7 +742,7 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
field_val = omap2_clksel_get_src_field(&src_addr, new_parent,
&field_mask, clk, &parent_div);
- if (src_addr == 0)
+ if (src_addr == NULL)
return -EINVAL;
if (clk->usecount > 0)
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index 626e5fa..1fb330e 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -21,6 +21,7 @@
/* The maximum error between a target DPLL rate and the rounded rate in Hz */
#define DEFAULT_DPLL_RATE_TOLERANCE 50000
+int omap2_clk_init(void);
int omap2_clk_enable(struct clk *clk);
void omap2_clk_disable(struct clk *clk);
long omap2_clk_round_rate(struct clk *clk, unsigned long rate);
@@ -36,6 +37,7 @@ void omap2_clk_disable_unused(struct clk *clk);
#endif
void omap2_clksel_recalc(struct clk *clk);
+void omap2_init_clk_clkdm(struct clk *clk);
void omap2_init_clksel_parent(struct clk *clk);
u32 omap2_clksel_get_divisor(struct clk *clk);
u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate,
diff --git a/arch/arm/mach-omap2/clock24xx.h b/arch/arm/mach-omap2/clock24xx.h
index be4e255..242a19d 100644
--- a/arch/arm/mach-omap2/clock24xx.h
+++ b/arch/arm/mach-omap2/clock24xx.h
@@ -626,6 +626,7 @@ static struct clk func_32k_ck = {
.rate = 32000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.recalc = &propagate_rate,
};
@@ -634,17 +635,19 @@ static struct clk osc_ck = { /* (*12, *13, 19.2, *26, 38.4)MHz */
.name = "osc_ck",
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.enable = &omap2_enable_osc_ck,
.disable = &omap2_disable_osc_ck,
.recalc = &omap2_osc_clk_recalc,
};
-/* With out modem likely 12MHz, with modem likely 13MHz */
+/* Without modem likely 12MHz, with modem likely 13MHz */
static struct clk sys_ck = { /* (*12, *13, 19.2, 26, 38.4)MHz */
.name = "sys_ck", /* ~ ref_clk also */
.parent = &osc_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
ALWAYS_ENABLED | RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.recalc = &omap2_sys_clk_recalc,
};
@@ -653,6 +656,7 @@ static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */
.rate = 54000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.recalc = &propagate_rate,
};
@@ -684,6 +688,7 @@ static struct clk dpll_ck = {
.dpll_data = &dpll_dd,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "wkup_clkdm",
.recalc = &omap2_dpllcore_recalc,
.set_rate = &omap2_reprogram_dpllcore,
};
@@ -694,6 +699,7 @@ static struct clk apll96_ck = {
.rate = 96000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_FIXED | RATE_PROPAGATES | ENABLE_ON_INIT,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
.enable_bit = OMAP24XX_EN_96M_PLL_SHIFT,
.enable = &omap2_clk_fixed_enable,
@@ -707,6 +713,7 @@ static struct clk apll54_ck = {
.rate = 54000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_FIXED | RATE_PROPAGATES | ENABLE_ON_INIT,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
.enable_bit = OMAP24XX_EN_54M_PLL_SHIFT,
.enable = &omap2_clk_fixed_enable,
@@ -741,6 +748,7 @@ static struct clk func_54m_ck = {
.parent = &apll54_ck, /* can also be alt_clk */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES | PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "wkup_clkdm",
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1),
.clksel_mask = OMAP24XX_54M_SOURCE,
@@ -753,6 +761,7 @@ static struct clk core_ck = {
.parent = &dpll_ck, /* can also be 32k */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
ALWAYS_ENABLED | RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -779,6 +788,7 @@ static struct clk func_96m_ck = {
.parent = &apll96_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES | PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "wkup_clkdm",
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1),
.clksel_mask = OMAP2430_96M_SOURCE,
@@ -811,6 +821,7 @@ static struct clk func_48m_ck = {
.parent = &apll96_ck, /* 96M or Alt */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES | PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "wkup_clkdm",
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1),
.clksel_mask = OMAP24XX_48M_SOURCE,
@@ -826,6 +837,7 @@ static struct clk func_12m_ck = {
.fixed_div = 4,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES | PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "wkup_clkdm",
.recalc = &omap2_fixed_divisor_recalc,
};
@@ -878,6 +890,7 @@ static struct clk sys_clkout_src = {
.parent = &func_54m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP24XX_PRCM_CLKOUT_CTRL,
.enable_bit = OMAP24XX_CLKOUT_EN_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -908,6 +921,7 @@ static struct clk sys_clkout = {
.parent = &sys_clkout_src,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "wkup_clkdm",
.clksel_reg = OMAP24XX_PRCM_CLKOUT_CTRL,
.clksel_mask = OMAP24XX_CLKOUT_DIV_MASK,
.clksel = sys_clkout_clksel,
@@ -921,6 +935,7 @@ static struct clk sys_clkout2_src = {
.name = "sys_clkout2_src",
.parent = &func_54m_ck,
.flags = CLOCK_IN_OMAP242X | RATE_PROPAGATES,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP24XX_PRCM_CLKOUT_CTRL,
.enable_bit = OMAP2420_CLKOUT2_EN_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -942,6 +957,7 @@ static struct clk sys_clkout2 = {
.name = "sys_clkout2",
.parent = &sys_clkout2_src,
.flags = CLOCK_IN_OMAP242X | PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "wkup_clkdm",
.clksel_reg = OMAP24XX_PRCM_CLKOUT_CTRL,
.clksel_mask = OMAP2420_CLKOUT2_DIV_MASK,
.clksel = sys_clkout2_clksel,
@@ -954,6 +970,7 @@ static struct clk emul_ck = {
.name = "emul_ck",
.parent = &func_54m_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP24XX_PRCM_CLKEMUL_CTRL,
.enable_bit = OMAP24XX_EMULATION_EN_SHIFT,
.recalc = &followparent_recalc,
@@ -990,12 +1007,13 @@ static struct clk mpu_ck = { /* Control cpu */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
ALWAYS_ENABLED | DELAYED_APP |
CONFIG_PARTICIPANT | RATE_PROPAGATES,
+ .clkdm_name = "mpu_clkdm",
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(MPU_MOD, CM_CLKSEL),
.clksel_mask = OMAP24XX_CLKSEL_MPU_MASK,
.clksel = mpu_clksel,
.recalc = &omap2_clksel_recalc,
- .round_rate = &omap2_clksel_round_rate,
+ .round_rate = &omap2_clksel_round_rate,
.set_rate = &omap2_clksel_set_rate
};
@@ -1031,6 +1049,7 @@ static struct clk dsp_fck = {
.parent = &core_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | DELAYED_APP |
CONFIG_PARTICIPANT | RATE_PROPAGATES,
+ .clkdm_name = "dsp_clkdm",
.enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN),
.enable_bit = OMAP24XX_CM_FCLKEN_DSP_EN_DSP_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_CLKSEL),
@@ -1054,10 +1073,7 @@ static const struct clksel dsp_irate_ick_clksel[] = {
{ .parent = NULL }
};
-/*
- * This clock does not exist as such in the TRM, but is added to
- * separate source selection from XXX
- */
+/* This clock does not exist as such in the TRM. */
static struct clk dsp_irate_ick = {
.name = "dsp_irate_ick",
.parent = &dsp_fck,
@@ -1089,11 +1105,17 @@ static struct clk iva2_1_ick = {
.enable_bit = OMAP24XX_CM_FCLKEN_DSP_EN_DSP_SHIFT,
};
+/*
+ * The IVA1 is an ARM7 core on the 2420 that has nothing to do with
+ * the C54x, but which is contained in the DSP powerdomain. Does not
+ * exist on later OMAPs.
+ */
static struct clk iva1_ifck = {
.name = "iva1_ifck",
.parent = &core_ck,
.flags = CLOCK_IN_OMAP242X | CONFIG_PARTICIPANT |
RATE_PROPAGATES | DELAYED_APP,
+ .clkdm_name = "iva1_clkdm",
.enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN),
.enable_bit = OMAP2420_EN_IVA_COP_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_CLKSEL),
@@ -1109,6 +1131,7 @@ static struct clk iva1_mpu_int_ifck = {
.name = "iva1_mpu_int_ifck",
.parent = &iva1_ifck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "iva1_clkdm",
.enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN),
.enable_bit = OMAP2420_EN_IVA_MPU_SHIFT,
.fixed_div = 2,
@@ -1156,6 +1179,7 @@ static struct clk core_l3_ck = { /* Used for ick and fck, interconnect */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
ALWAYS_ENABLED | DELAYED_APP |
CONFIG_PARTICIPANT | RATE_PROPAGATES,
+ .clkdm_name = "core_l3_clkdm",
.clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
.clksel_mask = OMAP24XX_CLKSEL_L3_MASK,
.clksel = core_l3_clksel,
@@ -1177,11 +1201,13 @@ static const struct clksel usb_l4_ick_clksel[] = {
{ .parent = NULL },
};
+/* It is unclear from TRM whether usb_l4_ick is really in L3 or L4 clkdm */
static struct clk usb_l4_ick = { /* FS-USB interface clock */
.name = "usb_l4_ick",
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
DELAYED_APP | CONFIG_PARTICIPANT,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP24XX_EN_USB_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
@@ -1193,10 +1219,42 @@ static struct clk usb_l4_ick = { /* FS-USB interface clock */
};
/*
+ * L4 clock management domain
+ *
+ * This domain contains lots of interface clocks from the L4 interface, some
+ * functional clocks. Fixed APLL functional source clocks are managed in
+ * this domain.
+ */
+static const struct clksel_rate l4_core_l3_rates[] = {
+ { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE },
+ { .div = 2, .val = 2, .flags = RATE_IN_24XX },
+ { .div = 0 }
+};
+
+static const struct clksel l4_clksel[] = {
+ { .parent = &core_l3_ck, .rates = l4_core_l3_rates },
+ { .parent = NULL }
+};
+
+static struct clk l4_ck = { /* used both as an ick and fck */
+ .name = "l4_ck",
+ .parent = &core_l3_ck,
+ .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
+ ALWAYS_ENABLED | DELAYED_APP | RATE_PROPAGATES,
+ .clkdm_name = "core_l4_clkdm",
+ .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
+ .clksel_mask = OMAP24XX_CLKSEL_L4_MASK,
+ .clksel = l4_clksel,
+ .recalc = &omap2_clksel_recalc,
+ .round_rate = &omap2_clksel_round_rate,
+ .set_rate = &omap2_clksel_set_rate
+};
+
+/*
* SSI is in L3 management domain, its direct parent is core not l3,
* many core power domain entities are grouped into the L3 clock
* domain.
- * SSI_SSR_FCLK, SSI_SST_FCLK, SSI_L4_CLIK
+ * SSI_SSR_FCLK, SSI_SST_FCLK, SSI_L4_ICLK
*
* ssr = core/1/2/3/4/5, sst = 1/2 ssr.
*/
@@ -1221,6 +1279,7 @@ static struct clk ssi_ssr_sst_fck = {
.parent = &core_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
DELAYED_APP,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP24XX_EN_SSI_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
@@ -1231,6 +1290,7 @@ static struct clk ssi_ssr_sst_fck = {
.set_rate = &omap2_clksel_set_rate
};
+
/*
* GFX clock domain
* Clocks:
@@ -1254,6 +1314,7 @@ static struct clk gfx_3d_fck = {
.name = "gfx_3d_fck",
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "gfx_clkdm",
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN),
.enable_bit = OMAP24XX_EN_3D_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(GFX_MOD, CM_CLKSEL),
@@ -1268,6 +1329,7 @@ static struct clk gfx_2d_fck = {
.name = "gfx_2d_fck",
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "gfx_clkdm",
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN),
.enable_bit = OMAP24XX_EN_2D_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(GFX_MOD, CM_CLKSEL),
@@ -1282,6 +1344,7 @@ static struct clk gfx_ick = {
.name = "gfx_ick", /* From l3 */
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "gfx_clkdm",
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN),
.enable_bit = OMAP_EN_GFX_SHIFT,
.recalc = &followparent_recalc,
@@ -1311,6 +1374,7 @@ static struct clk mdm_ick = { /* used both as a ick and fck */
.name = "mdm_ick",
.parent = &core_ck,
.flags = CLOCK_IN_OMAP243X | DELAYED_APP | CONFIG_PARTICIPANT,
+ .clkdm_name = "mdm_clkdm",
.enable_reg = OMAP_CM_REGADDR(OMAP2430_MDM_MOD, CM_ICLKEN),
.enable_bit = OMAP2430_CM_ICLKEN_MDM_EN_MDM_SHIFT,
.clksel_reg = OMAP_CM_REGADDR(OMAP2430_MDM_MOD, CM_CLKSEL),
@@ -1325,52 +1389,13 @@ static struct clk mdm_osc_ck = {
.name = "mdm_osc_ck",
.parent = &osc_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "mdm_clkdm",
.enable_reg = OMAP_CM_REGADDR(OMAP2430_MDM_MOD, CM_FCLKEN),
.enable_bit = OMAP2430_EN_OSC_SHIFT,
.recalc = &followparent_recalc,
};
/*
- * L4 clock management domain
- *
- * This domain contains lots of interface clocks from the L4 interface, some
- * functional clocks. Fixed APLL functional source clocks are managed in
- * this domain.
- */
-static const struct clksel_rate l4_core_l3_rates[] = {
- { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE },
- { .div = 2, .val = 2, .flags = RATE_IN_24XX },
- { .div = 0 }
-};
-
-static const struct clksel l4_clksel[] = {
- { .parent = &core_l3_ck, .rates = l4_core_l3_rates },
- { .parent = NULL }
-};
-
-static struct clk l4_ck = { /* used both as an ick and fck */
- .name = "l4_ck",
- .parent = &core_l3_ck,
- .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | DELAYED_APP | RATE_PROPAGATES,
- .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
- .clksel_mask = OMAP24XX_CLKSEL_L4_MASK,
- .clksel = l4_clksel,
- .recalc = &omap2_clksel_recalc,
- .round_rate = &omap2_clksel_round_rate,
- .set_rate = &omap2_clksel_set_rate
-};
-
-static struct clk ssi_l4_ick = {
- .name = "ssi_l4_ick",
- .parent = &l4_ck,
- .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
- .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
- .enable_bit = OMAP24XX_EN_SSI_SHIFT,
- .recalc = &followparent_recalc,
-};
-
-/*
* DSS clock domain
* CLOCKs:
* DSS_L4_ICLK, DSS_L3_ICLK,
@@ -1409,6 +1434,7 @@ static struct clk dss_ick = { /* Enables both L3,L4 ICLK's */
.name = "dss_ick",
.parent = &l4_ck, /* really both l3 and l4 */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "dss_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_DSS1_SHIFT,
.recalc = &followparent_recalc,
@@ -1419,6 +1445,7 @@ static struct clk dss1_fck = {
.parent = &core_ck, /* Core or sys */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
DELAYED_APP,
+ .clkdm_name = "dss_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_DSS1_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1451,6 +1478,7 @@ static struct clk dss2_fck = { /* Alt clk used in power management */
.parent = &sys_ck, /* fixed at sys_ck or 48MHz */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
DELAYED_APP,
+ .clkdm_name = "dss_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_DSS2_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1464,6 +1492,7 @@ static struct clk dss_54m_fck = { /* Alt clk used in power management */
.name = "dss_54m_fck", /* 54m tv clk */
.parent = &func_54m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "dss_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_TV_SHIFT,
.recalc = &followparent_recalc,
@@ -1491,6 +1520,7 @@ static struct clk gpt1_ick = {
.name = "gpt1_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP24XX_EN_GPT1_SHIFT,
.recalc = &followparent_recalc,
@@ -1500,6 +1530,7 @@ static struct clk gpt1_fck = {
.name = "gpt1_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN),
.enable_bit = OMAP24XX_EN_GPT1_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1515,6 +1546,7 @@ static struct clk gpt2_ick = {
.name = "gpt2_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT2_SHIFT,
.recalc = &followparent_recalc,
@@ -1524,6 +1556,7 @@ static struct clk gpt2_fck = {
.name = "gpt2_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT2_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1537,6 +1570,7 @@ static struct clk gpt3_ick = {
.name = "gpt3_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT3_SHIFT,
.recalc = &followparent_recalc,
@@ -1546,6 +1580,7 @@ static struct clk gpt3_fck = {
.name = "gpt3_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT3_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1559,6 +1594,7 @@ static struct clk gpt4_ick = {
.name = "gpt4_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT4_SHIFT,
.recalc = &followparent_recalc,
@@ -1568,6 +1604,7 @@ static struct clk gpt4_fck = {
.name = "gpt4_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT4_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1581,6 +1618,7 @@ static struct clk gpt5_ick = {
.name = "gpt5_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT5_SHIFT,
.recalc = &followparent_recalc,
@@ -1590,6 +1628,7 @@ static struct clk gpt5_fck = {
.name = "gpt5_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT5_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1603,6 +1642,7 @@ static struct clk gpt6_ick = {
.name = "gpt6_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT6_SHIFT,
.recalc = &followparent_recalc,
@@ -1612,6 +1652,7 @@ static struct clk gpt6_fck = {
.name = "gpt6_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT6_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1634,6 +1675,7 @@ static struct clk gpt7_fck = {
.name = "gpt7_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT7_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1647,6 +1689,7 @@ static struct clk gpt8_ick = {
.name = "gpt8_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT8_SHIFT,
.recalc = &followparent_recalc,
@@ -1656,6 +1699,7 @@ static struct clk gpt8_fck = {
.name = "gpt8_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT8_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1669,6 +1713,7 @@ static struct clk gpt9_ick = {
.name = "gpt9_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT9_SHIFT,
.recalc = &followparent_recalc,
@@ -1678,6 +1723,7 @@ static struct clk gpt9_fck = {
.name = "gpt9_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT9_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1691,6 +1737,7 @@ static struct clk gpt10_ick = {
.name = "gpt10_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT10_SHIFT,
.recalc = &followparent_recalc,
@@ -1700,6 +1747,7 @@ static struct clk gpt10_fck = {
.name = "gpt10_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT10_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1713,6 +1761,7 @@ static struct clk gpt11_ick = {
.name = "gpt11_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT11_SHIFT,
.recalc = &followparent_recalc,
@@ -1722,6 +1771,7 @@ static struct clk gpt11_fck = {
.name = "gpt11_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT11_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1735,6 +1785,7 @@ static struct clk gpt12_ick = {
.name = "gpt12_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_GPT12_SHIFT,
.recalc = &followparent_recalc,
@@ -1744,6 +1795,7 @@ static struct clk gpt12_fck = {
.name = "gpt12_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT12_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -1758,6 +1810,7 @@ static struct clk mcbsp1_ick = {
.id = 1,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_MCBSP1_SHIFT,
.recalc = &followparent_recalc,
@@ -1768,6 +1821,7 @@ static struct clk mcbsp1_fck = {
.id = 1,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_MCBSP1_SHIFT,
.recalc = &followparent_recalc,
@@ -1778,6 +1832,7 @@ static struct clk mcbsp2_ick = {
.id = 2,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_MCBSP2_SHIFT,
.recalc = &followparent_recalc,
@@ -1788,6 +1843,7 @@ static struct clk mcbsp2_fck = {
.id = 2,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_MCBSP2_SHIFT,
.recalc = &followparent_recalc,
@@ -1798,6 +1854,7 @@ static struct clk mcbsp3_ick = {
.id = 3,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MCBSP3_SHIFT,
.recalc = &followparent_recalc,
@@ -1808,6 +1865,7 @@ static struct clk mcbsp3_fck = {
.id = 3,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MCBSP3_SHIFT,
.recalc = &followparent_recalc,
@@ -1818,6 +1876,7 @@ static struct clk mcbsp4_ick = {
.id = 4,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MCBSP4_SHIFT,
.recalc = &followparent_recalc,
@@ -1828,6 +1887,7 @@ static struct clk mcbsp4_fck = {
.id = 4,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MCBSP4_SHIFT,
.recalc = &followparent_recalc,
@@ -1838,6 +1898,7 @@ static struct clk mcbsp5_ick = {
.id = 5,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MCBSP5_SHIFT,
.recalc = &followparent_recalc,
@@ -1848,6 +1909,7 @@ static struct clk mcbsp5_fck = {
.id = 5,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MCBSP5_SHIFT,
.recalc = &followparent_recalc,
@@ -1857,6 +1919,7 @@ static struct clk mcspi1_ick = {
.name = "mcspi_ick",
.id = 1,
.parent = &l4_ck,
+ .clkdm_name = "core_l4_clkdm",
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_MCSPI1_SHIFT,
@@ -1868,6 +1931,7 @@ static struct clk mcspi1_fck = {
.id = 1,
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_MCSPI1_SHIFT,
.recalc = &followparent_recalc,
@@ -1878,6 +1942,7 @@ static struct clk mcspi2_ick = {
.id = 2,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_MCSPI2_SHIFT,
.recalc = &followparent_recalc,
@@ -1888,6 +1953,7 @@ static struct clk mcspi2_fck = {
.id = 2,
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_MCSPI2_SHIFT,
.recalc = &followparent_recalc,
@@ -1898,6 +1964,7 @@ static struct clk mcspi3_ick = {
.id = 3,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MCSPI3_SHIFT,
.recalc = &followparent_recalc,
@@ -1908,6 +1975,7 @@ static struct clk mcspi3_fck = {
.id = 3,
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MCSPI3_SHIFT,
.recalc = &followparent_recalc,
@@ -1917,6 +1985,7 @@ static struct clk uart1_ick = {
.name = "uart1_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_UART1_SHIFT,
.recalc = &followparent_recalc,
@@ -1926,6 +1995,7 @@ static struct clk uart1_fck = {
.name = "uart1_fck",
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_UART1_SHIFT,
.recalc = &followparent_recalc,
@@ -1935,6 +2005,7 @@ static struct clk uart2_ick = {
.name = "uart2_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_UART2_SHIFT,
.recalc = &followparent_recalc,
@@ -1944,6 +2015,7 @@ static struct clk uart2_fck = {
.name = "uart2_fck",
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_UART2_SHIFT,
.recalc = &followparent_recalc,
@@ -1953,6 +2025,7 @@ static struct clk uart3_ick = {
.name = "uart3_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP24XX_EN_UART3_SHIFT,
.recalc = &followparent_recalc,
@@ -1962,6 +2035,7 @@ static struct clk uart3_fck = {
.name = "uart3_fck",
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP24XX_EN_UART3_SHIFT,
.recalc = &followparent_recalc,
@@ -1971,6 +2045,7 @@ static struct clk gpios_ick = {
.name = "gpios_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP24XX_EN_GPIOS_SHIFT,
.recalc = &followparent_recalc,
@@ -1980,6 +2055,7 @@ static struct clk gpios_fck = {
.name = "gpios_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN),
.enable_bit = OMAP24XX_EN_GPIOS_SHIFT,
.recalc = &followparent_recalc,
@@ -1989,6 +2065,7 @@ static struct clk mpu_wdt_ick = {
.name = "mpu_wdt_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP24XX_EN_MPU_WDT_SHIFT,
.recalc = &followparent_recalc,
@@ -1998,6 +2075,7 @@ static struct clk mpu_wdt_fck = {
.name = "mpu_wdt_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "wkup_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN),
.enable_bit = OMAP24XX_EN_MPU_WDT_SHIFT,
.recalc = &followparent_recalc,
@@ -2006,31 +2084,40 @@ static struct clk mpu_wdt_fck = {
static struct clk sync_32k_ick = {
.name = "sync_32k_ick",
.parent = &l4_ck,
- .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ENABLE_ON_INIT,
+ .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
+ ENABLE_ON_INIT,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP24XX_EN_32KSYNC_SHIFT,
.recalc = &followparent_recalc,
};
+
static struct clk wdt1_ick = {
.name = "wdt1_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP24XX_EN_WDT1_SHIFT,
.recalc = &followparent_recalc,
};
+
static struct clk omapctrl_ick = {
.name = "omapctrl_ick",
.parent = &l4_ck,
- .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ENABLE_ON_INIT,
+ .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
+ ENABLE_ON_INIT,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP24XX_EN_OMAPCTRL_SHIFT,
.recalc = &followparent_recalc,
};
+
static struct clk icr_ick = {
.name = "icr_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP2430_EN_ICR_SHIFT,
.recalc = &followparent_recalc,
@@ -2040,15 +2127,22 @@ static struct clk cam_ick = {
.name = "cam_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_CAM_SHIFT,
.recalc = &followparent_recalc,
};
+/*
+ * cam_fck controls both CAM_MCLK and CAM_FCLK. It should probably be
+ * split into two separate clocks, since the parent clocks are different
+ * and the clockdomains are also different.
+ */
static struct clk cam_fck = {
.name = "cam_fck",
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_CAM_SHIFT,
.recalc = &followparent_recalc,
@@ -2058,6 +2152,7 @@ static struct clk mailboxes_ick = {
.name = "mailboxes_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_MAILBOXES_SHIFT,
.recalc = &followparent_recalc,
@@ -2067,6 +2162,7 @@ static struct clk wdt4_ick = {
.name = "wdt4_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_WDT4_SHIFT,
.recalc = &followparent_recalc,
@@ -2076,6 +2172,7 @@ static struct clk wdt4_fck = {
.name = "wdt4_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_WDT4_SHIFT,
.recalc = &followparent_recalc,
@@ -2085,6 +2182,7 @@ static struct clk wdt3_ick = {
.name = "wdt3_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP2420_EN_WDT3_SHIFT,
.recalc = &followparent_recalc,
@@ -2094,6 +2192,7 @@ static struct clk wdt3_fck = {
.name = "wdt3_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP2420_EN_WDT3_SHIFT,
.recalc = &followparent_recalc,
@@ -2103,6 +2202,7 @@ static struct clk mspro_ick = {
.name = "mspro_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_MSPRO_SHIFT,
.recalc = &followparent_recalc,
@@ -2112,6 +2212,7 @@ static struct clk mspro_fck = {
.name = "mspro_fck",
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_MSPRO_SHIFT,
.recalc = &followparent_recalc,
@@ -2121,6 +2222,7 @@ static struct clk mmc_ick = {
.name = "mmc_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP2420_EN_MMC_SHIFT,
.recalc = &followparent_recalc,
@@ -2130,6 +2232,7 @@ static struct clk mmc_fck = {
.name = "mmc_fck",
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP2420_EN_MMC_SHIFT,
.recalc = &followparent_recalc,
@@ -2139,6 +2242,7 @@ static struct clk fac_ick = {
.name = "fac_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_FAC_SHIFT,
.recalc = &followparent_recalc,
@@ -2148,6 +2252,7 @@ static struct clk fac_fck = {
.name = "fac_fck",
.parent = &func_12m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_FAC_SHIFT,
.recalc = &followparent_recalc,
@@ -2157,6 +2262,7 @@ static struct clk eac_ick = {
.name = "eac_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP2420_EN_EAC_SHIFT,
.recalc = &followparent_recalc,
@@ -2166,6 +2272,7 @@ static struct clk eac_fck = {
.name = "eac_fck",
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP2420_EN_EAC_SHIFT,
.recalc = &followparent_recalc,
@@ -2175,6 +2282,7 @@ static struct clk hdq_ick = {
.name = "hdq_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP24XX_EN_HDQ_SHIFT,
.recalc = &followparent_recalc,
@@ -2184,6 +2292,7 @@ static struct clk hdq_fck = {
.name = "hdq_fck",
.parent = &func_12m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_HDQ_SHIFT,
.recalc = &followparent_recalc,
@@ -2194,6 +2303,7 @@ static struct clk i2c2_ick = {
.id = 2,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP2420_EN_I2C2_SHIFT,
.recalc = &followparent_recalc,
@@ -2204,6 +2314,7 @@ static struct clk i2c2_fck = {
.id = 2,
.parent = &func_12m_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP2420_EN_I2C2_SHIFT,
.recalc = &followparent_recalc,
@@ -2214,6 +2325,7 @@ static struct clk i2chs2_fck = {
.id = 2,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_I2CHS2_SHIFT,
.recalc = &followparent_recalc,
@@ -2224,6 +2336,7 @@ static struct clk i2c1_ick = {
.id = 1,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP2420_EN_I2C1_SHIFT,
.recalc = &followparent_recalc,
@@ -2234,6 +2347,7 @@ static struct clk i2c1_fck = {
.id = 1,
.parent = &func_12m_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP2420_EN_I2C1_SHIFT,
.recalc = &followparent_recalc,
@@ -2244,6 +2358,7 @@ static struct clk i2chs1_fck = {
.id = 1,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_I2CHS1_SHIFT,
.recalc = &followparent_recalc,
@@ -2252,7 +2367,9 @@ static struct clk i2chs1_fck = {
static struct clk gpmc_fck = {
.name = "gpmc_fck",
.parent = &core_l3_ck,
- .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ENABLE_ON_INIT,
+ .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
+ ENABLE_ON_INIT,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -2260,6 +2377,7 @@ static struct clk sdma_fck = {
.name = "sdma_fck",
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -2267,6 +2385,7 @@ static struct clk sdma_ick = {
.name = "sdma_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -2274,6 +2393,7 @@ static struct clk vlynq_ick = {
.name = "vlynq_ick",
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP2420_EN_VLYNQ_SHIFT,
.recalc = &followparent_recalc,
@@ -2308,6 +2428,7 @@ static struct clk vlynq_fck = {
.name = "vlynq_fck",
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP242X | DELAYED_APP,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP2420_EN_VLYNQ_SHIFT,
.init = &omap2_init_clksel_parent,
@@ -2323,6 +2444,7 @@ static struct clk sdrc_ick = {
.name = "sdrc_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X | ENABLE_ON_INIT,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN3),
.enable_bit = OMAP2430_EN_SDRC_SHIFT,
.recalc = &followparent_recalc,
@@ -2332,6 +2454,7 @@ static struct clk des_ick = {
.name = "des_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4),
.enable_bit = OMAP24XX_EN_DES_SHIFT,
.recalc = &followparent_recalc,
@@ -2341,6 +2464,7 @@ static struct clk sha_ick = {
.name = "sha_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4),
.enable_bit = OMAP24XX_EN_SHA_SHIFT,
.recalc = &followparent_recalc,
@@ -2350,6 +2474,7 @@ static struct clk rng_ick = {
.name = "rng_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4),
.enable_bit = OMAP24XX_EN_RNG_SHIFT,
.recalc = &followparent_recalc,
@@ -2359,6 +2484,7 @@ static struct clk aes_ick = {
.name = "aes_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4),
.enable_bit = OMAP24XX_EN_AES_SHIFT,
.recalc = &followparent_recalc,
@@ -2368,6 +2494,7 @@ static struct clk pka_ick = {
.name = "pka_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4),
.enable_bit = OMAP24XX_EN_PKA_SHIFT,
.recalc = &followparent_recalc,
@@ -2377,6 +2504,7 @@ static struct clk usb_fck = {
.name = "usb_fck",
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP24XX_EN_USB_SHIFT,
.recalc = &followparent_recalc,
@@ -2386,6 +2514,7 @@ static struct clk usbhs_ick = {
.name = "usbhs_ick",
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_USBHS_SHIFT,
.recalc = &followparent_recalc,
@@ -2396,6 +2525,7 @@ static struct clk mmchs1_ick = {
.id = 1,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MMCHS1_SHIFT,
.recalc = &followparent_recalc,
@@ -2406,6 +2536,7 @@ static struct clk mmchs1_fck = {
.id = 1,
.parent = &func_96m_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l3_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MMCHS1_SHIFT,
.recalc = &followparent_recalc,
@@ -2416,6 +2547,7 @@ static struct clk mmchs2_ick = {
.id = 2,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MMCHS2_SHIFT,
.recalc = &followparent_recalc,
@@ -2435,6 +2567,7 @@ static struct clk gpio5_ick = {
.name = "gpio5_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_GPIO5_SHIFT,
.recalc = &followparent_recalc,
@@ -2444,6 +2577,7 @@ static struct clk gpio5_fck = {
.name = "gpio5_fck",
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_GPIO5_SHIFT,
.recalc = &followparent_recalc,
@@ -2453,6 +2587,7 @@ static struct clk mdm_intc_ick = {
.name = "mdm_intc_ick",
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2),
.enable_bit = OMAP2430_EN_MDM_INTC_SHIFT,
.recalc = &followparent_recalc,
@@ -2463,6 +2598,7 @@ static struct clk mmchsdb1_fck = {
.id = 1,
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MMCHSDB1_SHIFT,
.recalc = &followparent_recalc,
@@ -2473,6 +2609,7 @@ static struct clk mmchsdb2_fck = {
.id = 2,
.parent = &func_32k_ck,
.flags = CLOCK_IN_OMAP243X,
+ .clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2),
.enable_bit = OMAP2430_EN_MMCHSDB2_SHIFT,
.recalc = &followparent_recalc,
@@ -2551,7 +2688,6 @@ static struct clk *onchip_24xx_clks[] __initdata = {
&usb_l4_ick,
/* L4 domain clocks */
&l4_ck, /* used as both core_l4 and wu_l4 */
- &ssi_l4_ick,
/* virtual meta-group clock */
&virt_prcm_set,
/* general l4 interface ck, multi-parent functional clk */
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index e5b475f..084e110 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -62,11 +62,14 @@ static void omap3_dpll_recalc(struct clk *clk)
static void _omap3_dpll_write_clken(struct clk *clk, u8 clken_bits)
{
const struct dpll_data *dd;
+ u32 v;
dd = clk->dpll_data;
- cm_rmw_reg_bits(dd->enable_mask, clken_bits << __ffs(dd->enable_mask),
- dd->control_reg);
+ v = __raw_readl(dd->control_reg);
+ v &= ~dd->enable_mask;
+ v |= clken_bits << __ffs(dd->enable_mask);
+ __raw_writel(v, dd->control_reg);
}
/* _omap3_wait_dpll_status: wait for a DPLL to enter a specific state */
@@ -82,7 +85,7 @@ static int _omap3_wait_dpll_status(struct clk *clk, u8 state)
state <<= dd->idlest_bit;
idlest_mask = 1 << dd->idlest_bit;
- while (((cm_read_reg(dd->idlest_reg) & idlest_mask) != state) &&
+ while (((__raw_readl(dd->idlest_reg) & idlest_mask) != state) &&
i < MAX_DPLL_WAIT_TRIES) {
i++;
udelay(1);
@@ -285,7 +288,7 @@ static u32 omap3_dpll_autoidle_read(struct clk *clk)
dd = clk->dpll_data;
- v = cm_read_reg(dd->autoidle_reg);
+ v = __raw_readl(dd->autoidle_reg);
v &= dd->autoidle_mask;
v >>= __ffs(dd->autoidle_mask);
@@ -304,6 +307,7 @@ static u32 omap3_dpll_autoidle_read(struct clk *clk)
static void omap3_dpll_allow_idle(struct clk *clk)
{
const struct dpll_data *dd;
+ u32 v;
if (!clk || !clk->dpll_data)
return;
@@ -315,9 +319,10 @@ static void omap3_dpll_allow_idle(struct clk *clk)
* by writing 0x5 instead of 0x1. Add some mechanism to
* optionally enter this mode.
*/
- cm_rmw_reg_bits(dd->autoidle_mask,
- DPLL_AUTOIDLE_LOW_POWER_STOP << __ffs(dd->autoidle_mask),
- dd->autoidle_reg);
+ v = __raw_readl(dd->autoidle_reg);
+ v &= ~dd->autoidle_mask;
+ v |= DPLL_AUTOIDLE_LOW_POWER_STOP << __ffs(dd->autoidle_mask);
+ __raw_writel(v, dd->autoidle_reg);
}
/**
@@ -329,15 +334,17 @@ static void omap3_dpll_allow_idle(struct clk *clk)
static void omap3_dpll_deny_idle(struct clk *clk)
{
const struct dpll_data *dd;
+ u32 v;
if (!clk || !clk->dpll_data)
return;
dd = clk->dpll_data;
- cm_rmw_reg_bits(dd->autoidle_mask,
- DPLL_AUTOIDLE_DISABLE << __ffs(dd->autoidle_mask),
- dd->autoidle_reg);
+ v = __raw_readl(dd->autoidle_reg);
+ v &= ~dd->autoidle_mask;
+ v |= DPLL_AUTOIDLE_DISABLE << __ffs(dd->autoidle_mask);
+ __raw_writel(v, dd->autoidle_reg);
}
/* Clock control for DPLL outputs */
@@ -482,8 +489,10 @@ int __init omap2_clk_init(void)
for (clkp = onchip_34xx_clks;
clkp < onchip_34xx_clks + ARRAY_SIZE(onchip_34xx_clks);
clkp++) {
- if ((*clkp)->flags & cpu_clkflg)
+ if ((*clkp)->flags & cpu_clkflg) {
clk_register(*clkp);
+ omap2_init_clk_clkdm(*clkp);
+ }
}
/* REVISIT: Not yet ready for OMAP3 */
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index ec66445..c38a8a0 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -478,7 +478,7 @@ static struct clk dpll3_m2_ck = {
};
static const struct clksel core_ck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll3_m2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -495,7 +495,7 @@ static struct clk core_ck = {
};
static const struct clksel dpll3_m2x2_ck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll3_x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -541,7 +541,7 @@ static struct clk dpll3_m3x2_ck = {
};
static const struct clksel emu_core_alwon_ck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll3_m3x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -633,7 +633,7 @@ static struct clk dpll4_m2x2_ck = {
};
static const struct clksel omap_96m_alwon_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll4_m2x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -659,7 +659,7 @@ static struct clk omap_96m_fck = {
};
static const struct clksel cm_96m_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll4_m2x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -701,7 +701,7 @@ static struct clk dpll4_m3x2_ck = {
};
static const struct clksel virt_omap_54m_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll4_m3x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -911,7 +911,7 @@ static struct clk dpll5_m2_ck = {
};
static const struct clksel omap_120m_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll5_m2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -919,13 +919,13 @@ static const struct clksel omap_120m_fck_clksel[] = {
static struct clk omap_120m_fck = {
.name = "omap_120m_fck",
.parent = &dpll5_m2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST2),
- .clksel_mask = OMAP3430ES2_ST_PERIPH2_CLK_MASK,
- .clksel = omap_120m_fck_clksel,
+ .init = &omap2_init_clksel_parent,
+ .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST2),
+ .clksel_mask = OMAP3430ES2_ST_PERIPH2_CLK_MASK,
+ .clksel = omap_120m_fck_clksel,
.flags = CLOCK_IN_OMAP3430ES2 | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
- .recalc = &omap2_clksel_recalc,
+ .recalc = &omap2_clksel_recalc,
};
/* CM EXTERNAL CLOCK OUTPUTS */
@@ -1034,7 +1034,7 @@ static struct clk dpll1_fck = {
* called 'dpll1_fck'
*/
static const struct clksel mpu_clksel[] = {
- { .parent = &dpll1_fck, .rates = dpll_bypass_rates },
+ { .parent = &dpll1_fck, .rates = dpll_bypass_rates },
{ .parent = &dpll1_x2m2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -1048,6 +1048,7 @@ static struct clk mpu_ck = {
.clksel = mpu_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "mpu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1075,6 +1076,8 @@ static struct clk arm_fck = {
.recalc = &omap2_clksel_recalc,
};
+/* XXX What about neon_clkdm ? */
+
/*
* REVISIT: This clock is never specifically defined in the 3430 TRM,
* although it is referenced - so this is a guess
@@ -1107,7 +1110,7 @@ static struct clk dpll2_fck = {
*/
static const struct clksel iva2_clksel[] = {
- { .parent = &dpll2_fck, .rates = dpll_bypass_rates },
+ { .parent = &dpll2_fck, .rates = dpll_bypass_rates },
{ .parent = &dpll2_m2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -1123,6 +1126,7 @@ static struct clk iva2_ck = {
.clksel_mask = OMAP3430_ST_IVA2_CLK_MASK,
.clksel = iva2_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
+ .clkdm_name = "iva2_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1137,6 +1141,7 @@ static struct clk l3_ick = {
.clksel = div2_core_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1154,6 +1159,7 @@ static struct clk l4_ick = {
.clksel = div2_l3_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1183,43 +1189,57 @@ static const struct clksel gfx_l3_clksel[] = {
{ .parent = NULL }
};
-static struct clk gfx_l3_fck = {
- .name = "gfx_l3_fck",
+/* Virtual parent clock for gfx_l3_ick and gfx_l3_fck */
+static struct clk gfx_l3_ck = {
+ .name = "gfx_l3_ck",
.parent = &l3_ick,
.init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN),
.enable_bit = OMAP_EN_GFX_SHIFT,
+ .flags = CLOCK_IN_OMAP3430ES1,
+ .recalc = &followparent_recalc,
+};
+
+static struct clk gfx_l3_fck = {
+ .name = "gfx_l3_fck",
+ .parent = &gfx_l3_ck,
+ .init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(GFX_MOD, CM_CLKSEL),
.clksel_mask = OMAP_CLKSEL_GFX_MASK,
.clksel = gfx_l3_clksel,
- .flags = CLOCK_IN_OMAP3430ES1 | RATE_PROPAGATES,
+ .flags = CLOCK_IN_OMAP3430ES1 | RATE_PROPAGATES |
+ PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "gfx_3430es1_clkdm",
.recalc = &omap2_clksel_recalc,
};
static struct clk gfx_l3_ick = {
.name = "gfx_l3_ick",
- .parent = &l3_ick,
- .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN),
- .enable_bit = OMAP_EN_GFX_SHIFT,
- .flags = CLOCK_IN_OMAP3430ES1,
+ .parent = &gfx_l3_ck,
+ .flags = CLOCK_IN_OMAP3430ES1 | PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "gfx_3430es1_clkdm",
.recalc = &followparent_recalc,
};
static struct clk gfx_cg1_ck = {
.name = "gfx_cg1_ck",
.parent = &gfx_l3_fck, /* REVISIT: correct? */
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN),
.enable_bit = OMAP3430ES1_EN_2D_SHIFT,
.flags = CLOCK_IN_OMAP3430ES1,
+ .clkdm_name = "gfx_3430es1_clkdm",
.recalc = &followparent_recalc,
};
static struct clk gfx_cg2_ck = {
.name = "gfx_cg2_ck",
.parent = &gfx_l3_fck, /* REVISIT: correct? */
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN),
.enable_bit = OMAP3430ES1_EN_3D_SHIFT,
.flags = CLOCK_IN_OMAP3430ES1,
+ .clkdm_name = "gfx_3430es1_clkdm",
.recalc = &followparent_recalc,
};
@@ -1252,15 +1272,18 @@ static struct clk sgx_fck = {
.clksel_mask = OMAP3430ES2_CLKSEL_SGX_MASK,
.clksel = sgx_clksel,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "sgx_clkdm",
.recalc = &omap2_clksel_recalc,
};
static struct clk sgx_ick = {
.name = "sgx_ick",
.parent = &l3_ick,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_SGX_MOD, CM_ICLKEN),
.enable_bit = OMAP3430ES2_EN_SGX_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "sgx_clkdm",
.recalc = &followparent_recalc,
};
@@ -1269,9 +1292,11 @@ static struct clk sgx_ick = {
static struct clk d2d_26m_fck = {
.name = "d2d_26m_fck",
.parent = &sys_ck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430ES1_EN_D2D_SHIFT,
.flags = CLOCK_IN_OMAP3430ES1,
+ .clkdm_name = "d2d_clkdm",
.recalc = &followparent_recalc,
};
@@ -1291,6 +1316,7 @@ static struct clk gpt10_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT10_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1304,6 +1330,7 @@ static struct clk gpt11_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT11_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1341,6 +1368,7 @@ static struct clk core_96m_fck = {
.parent = &omap_96m_fck,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1351,6 +1379,7 @@ static struct clk mmchs3_fck = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430ES2_EN_MMC3_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1361,6 +1390,7 @@ static struct clk mmchs2_fck = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_MMC2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1370,6 +1400,7 @@ static struct clk mspro_fck = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_MSPRO_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1380,6 +1411,7 @@ static struct clk mmchs1_fck = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_MMC1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1390,16 +1422,18 @@ static struct clk i2c3_fck = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_I2C3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
static struct clk i2c2_fck = {
.name = "i2c_fck",
- .id = 2,
+ .id = 2,
.parent = &core_96m_fck,
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_I2C2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1410,6 +1444,7 @@ static struct clk i2c1_fck = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_I2C1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1443,6 +1478,7 @@ static struct clk mcbsp5_fck = {
.clksel_mask = OMAP2_MCBSP5_CLKS_MASK,
.clksel = mcbsp_15_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1456,6 +1492,7 @@ static struct clk mcbsp1_fck = {
.clksel_mask = OMAP2_MCBSP1_CLKS_MASK,
.clksel = mcbsp_15_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1466,6 +1503,7 @@ static struct clk core_48m_fck = {
.parent = &omap_48m_fck,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1543,6 +1581,7 @@ static struct clk core_12m_fck = {
.parent = &omap_12m_fck,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1581,6 +1620,7 @@ static struct clk ssi_ssr_fck = {
.clksel_mask = OMAP3430_CLKSEL_SSI_MASK,
.clksel = ssi_ssr_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -1596,11 +1636,17 @@ static struct clk ssi_sst_fck = {
/* CORE_L3_ICK based clocks */
+/*
+ * XXX must add clk_enable/clk_disable for these if standard code won't
+ * handle it
+ */
static struct clk core_l3_ick = {
.name = "core_l3_ick",
.parent = &l3_ick,
+ .init = &omap2_init_clk_clkdm,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -1610,6 +1656,7 @@ static struct clk hsotgusb_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_HSOTGUSB_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -1619,6 +1666,7 @@ static struct clk sdrc_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_SDRC_SHIFT,
.flags = CLOCK_IN_OMAP343X | ENABLE_ON_INIT,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -1627,6 +1675,7 @@ static struct clk gpmc_fck = {
.parent = &core_l3_ick,
.flags = CLOCK_IN_OMAP343X | PARENT_CONTROLS_CLOCK |
ENABLE_ON_INIT,
+ .clkdm_name = "core_l3_clkdm",
.recalc = &followparent_recalc,
};
@@ -1654,8 +1703,10 @@ static struct clk pka_ick = {
static struct clk core_l4_ick = {
.name = "core_l4_ick",
.parent = &l4_ick,
+ .init = &omap2_init_clk_clkdm,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1665,6 +1716,7 @@ static struct clk usbtll_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN3),
.enable_bit = OMAP3430ES2_EN_USBTLL_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1675,6 +1727,7 @@ static struct clk mmchs3_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430ES2_EN_MMC3_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1685,6 +1738,7 @@ static struct clk icr_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_ICR_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1694,6 +1748,7 @@ static struct clk aes2_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_AES2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1703,6 +1758,7 @@ static struct clk sha12_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_SHA12_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1712,6 +1768,7 @@ static struct clk des2_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_DES2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1722,6 +1779,7 @@ static struct clk mmchs2_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MMC2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1732,6 +1790,7 @@ static struct clk mmchs1_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MMC1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1741,6 +1800,7 @@ static struct clk mspro_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MSPRO_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1750,6 +1810,7 @@ static struct clk hdq_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_HDQ_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1760,6 +1821,7 @@ static struct clk mcspi4_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MCSPI4_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1770,6 +1832,7 @@ static struct clk mcspi3_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MCSPI3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1780,6 +1843,7 @@ static struct clk mcspi2_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MCSPI2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1790,6 +1854,7 @@ static struct clk mcspi1_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MCSPI1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1800,6 +1865,7 @@ static struct clk i2c3_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_I2C3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1810,6 +1876,7 @@ static struct clk i2c2_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_I2C2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1820,6 +1887,7 @@ static struct clk i2c1_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_I2C1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1829,6 +1897,7 @@ static struct clk uart2_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_UART2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1838,6 +1907,7 @@ static struct clk uart1_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_UART1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1847,6 +1917,7 @@ static struct clk gpt11_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_GPT11_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1856,6 +1927,7 @@ static struct clk gpt10_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_GPT10_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1866,6 +1938,7 @@ static struct clk mcbsp5_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MCBSP5_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1876,6 +1949,7 @@ static struct clk mcbsp1_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MCBSP1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1885,6 +1959,7 @@ static struct clk fac_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430ES1_EN_FAC_SHIFT,
.flags = CLOCK_IN_OMAP3430ES1,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1894,6 +1969,7 @@ static struct clk mailboxes_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_MAILBOXES_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1913,6 +1989,7 @@ static struct clk ssi_l4_ick = {
.parent = &l4_ick,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1922,6 +1999,7 @@ static struct clk ssi_ick = {
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
.enable_bit = OMAP3430_EN_SSI_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@@ -1996,7 +2074,7 @@ static struct clk des1_ick = {
/* DSS */
static const struct clksel dss1_alwon_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll4_m4x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -2011,33 +2089,40 @@ static struct clk dss1_alwon_fck = {
.clksel_mask = OMAP3430_ST_PERIPH_CLK_MASK,
.clksel = dss1_alwon_fck_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "dss_clkdm",
.recalc = &omap2_clksel_recalc,
};
static struct clk dss_tv_fck = {
.name = "dss_tv_fck",
.parent = &omap_54m_fck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_TV_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "dss_clkdm",
.recalc = &followparent_recalc,
};
static struct clk dss_96m_fck = {
.name = "dss_96m_fck",
.parent = &omap_96m_fck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_TV_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "dss_clkdm",
.recalc = &followparent_recalc,
};
static struct clk dss2_alwon_fck = {
.name = "dss2_alwon_fck",
.parent = &sys_ck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_DSS2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "dss_clkdm",
.recalc = &followparent_recalc,
};
@@ -2045,16 +2130,18 @@ static struct clk dss_ick = {
/* Handles both L3 and L4 clocks */
.name = "dss_ick",
.parent = &l4_ick,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_CM_ICLKEN_DSS_EN_DSS_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "dss_clkdm",
.recalc = &followparent_recalc,
};
/* CAM */
static const struct clksel cam_mclk_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
+ { .parent = &sys_ck, .rates = dpll_bypass_rates },
{ .parent = &dpll4_m5x2_ck, .rates = dpll_locked_rates },
{ .parent = NULL }
};
@@ -2069,24 +2156,19 @@ static struct clk cam_mclk = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_CAM_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "cam_clkdm",
.recalc = &omap2_clksel_recalc,
};
-static struct clk cam_l3_ick = {
- .name = "cam_l3_ick",
- .parent = &l3_ick,
- .enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_ICLKEN),
- .enable_bit = OMAP3430_EN_CAM_SHIFT,
- .flags = CLOCK_IN_OMAP343X,
- .recalc = &followparent_recalc,
-};
-
-static struct clk cam_l4_ick = {
- .name = "cam_l4_ick",
+static struct clk cam_ick = {
+ /* Handles both L3 and L4 clocks */
+ .name = "cam_ick",
.parent = &l4_ick,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_CAM_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "cam_clkdm",
.recalc = &followparent_recalc,
};
@@ -2095,45 +2177,45 @@ static struct clk cam_l4_ick = {
static struct clk usbhost_120m_fck = {
.name = "usbhost_120m_fck",
.parent = &omap_120m_fck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN),
.enable_bit = OMAP3430ES2_EN_USBHOST2_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "usbhost_clkdm",
.recalc = &followparent_recalc,
};
static struct clk usbhost_48m_fck = {
.name = "usbhost_48m_fck",
.parent = &omap_48m_fck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN),
.enable_bit = OMAP3430ES2_EN_USBHOST1_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "usbhost_clkdm",
.recalc = &followparent_recalc,
};
-static struct clk usbhost_l3_ick = {
- .name = "usbhost_l3_ick",
- .parent = &l3_ick,
- .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN),
- .enable_bit = OMAP3430ES2_EN_USBHOST_SHIFT,
- .flags = CLOCK_IN_OMAP3430ES2,
- .recalc = &followparent_recalc,
-};
-
-static struct clk usbhost_l4_ick = {
- .name = "usbhost_l4_ick",
+static struct clk usbhost_ick = {
+ /* Handles both L3 and L4 clocks */
+ .name = "usbhost_ick",
.parent = &l4_ick,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN),
.enable_bit = OMAP3430ES2_EN_USBHOST_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "usbhost_clkdm",
.recalc = &followparent_recalc,
};
static struct clk usbhost_sar_fck = {
.name = "usbhost_sar_fck",
.parent = &osc_sys_ck,
+ .init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_PRM_REGADDR(OMAP3430ES2_USBHOST_MOD, PM_PWSTCTRL),
.enable_bit = OMAP3430ES2_SAVEANDRESTORE_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "usbhost_clkdm",
.recalc = &followparent_recalc,
};
@@ -2175,6 +2257,7 @@ static struct clk usim_fck = {
.recalc = &omap2_clksel_recalc,
};
+/* XXX should gpt1's clksel have wkup_32k_fck as the 32k opt? */
static struct clk gpt1_fck = {
.name = "gpt1_fck",
.init = &omap2_init_clksel_parent,
@@ -2184,13 +2267,16 @@ static struct clk gpt1_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT1_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &omap2_clksel_recalc,
};
static struct clk wkup_32k_fck = {
.name = "wkup_32k_fck",
+ .init = &omap2_init_clk_clkdm,
.parent = &omap_32k_fck,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2200,6 +2286,7 @@ static struct clk gpio1_fck = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_GPIO1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2209,6 +2296,7 @@ static struct clk wdt2_fck = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_WDT2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2216,6 +2304,7 @@ static struct clk wkup_l4_ick = {
.name = "wkup_l4_ick",
.parent = &sys_ck,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2227,6 +2316,7 @@ static struct clk usim_ick = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430ES2_EN_USIMOCP_SHIFT,
.flags = CLOCK_IN_OMAP3430ES2,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2236,6 +2326,7 @@ static struct clk wdt2_ick = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_WDT2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2245,6 +2336,7 @@ static struct clk wdt1_ick = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_WDT1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2254,6 +2346,7 @@ static struct clk gpio1_ick = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPIO1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2263,15 +2356,18 @@ static struct clk omap_32ksync_ick = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_32KSYNC_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
+/* XXX This clock no longer exists in 3430 TRM rev F */
static struct clk gpt12_ick = {
.name = "gpt12_ick",
.parent = &wkup_l4_ick,
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT12_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2281,6 +2377,7 @@ static struct clk gpt1_ick = {
.enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT1_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2291,16 +2388,20 @@ static struct clk gpt1_ick = {
static struct clk per_96m_fck = {
.name = "per_96m_fck",
.parent = &omap_96m_alwon_fck,
+ .init = &omap2_init_clk_clkdm,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
static struct clk per_48m_fck = {
.name = "per_48m_fck",
.parent = &omap_48m_fck,
+ .init = &omap2_init_clk_clkdm,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2310,6 +2411,7 @@ static struct clk uart3_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_UART3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2322,6 +2424,7 @@ static struct clk gpt2_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT2_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2334,6 +2437,7 @@ static struct clk gpt3_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT3_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2346,6 +2450,7 @@ static struct clk gpt4_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT4_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2358,6 +2463,7 @@ static struct clk gpt5_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT5_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2370,6 +2476,7 @@ static struct clk gpt6_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT6_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2382,6 +2489,7 @@ static struct clk gpt7_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT7_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2394,6 +2502,7 @@ static struct clk gpt8_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT8_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2406,12 +2515,14 @@ static struct clk gpt9_fck = {
.clksel_mask = OMAP3430_CLKSEL_GPT9_MASK,
.clksel = omap343x_gpt_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
static struct clk per_32k_alwon_fck = {
.name = "per_32k_alwon_fck",
.parent = &omap_32k_fck,
+ .clkdm_name = "per_clkdm",
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
.recalc = &followparent_recalc,
};
@@ -2422,6 +2533,7 @@ static struct clk gpio6_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_GPIO6_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2431,6 +2543,7 @@ static struct clk gpio5_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_GPIO5_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2440,6 +2553,7 @@ static struct clk gpio4_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_GPIO4_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2449,6 +2563,7 @@ static struct clk gpio3_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_GPIO3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2458,6 +2573,7 @@ static struct clk gpio2_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_GPIO2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2467,6 +2583,7 @@ static struct clk wdt3_fck = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_WDT3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2475,6 +2592,7 @@ static struct clk per_l4_ick = {
.parent = &l4_ick,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2484,6 +2602,7 @@ static struct clk gpio6_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPIO6_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2493,6 +2612,7 @@ static struct clk gpio5_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPIO5_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2502,6 +2622,7 @@ static struct clk gpio4_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPIO4_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2511,6 +2632,7 @@ static struct clk gpio3_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPIO3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2520,6 +2642,7 @@ static struct clk gpio2_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPIO2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2529,6 +2652,7 @@ static struct clk wdt3_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_WDT3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2538,6 +2662,7 @@ static struct clk uart3_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_UART3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2547,6 +2672,7 @@ static struct clk gpt9_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT9_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2556,6 +2682,7 @@ static struct clk gpt8_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT8_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2565,6 +2692,7 @@ static struct clk gpt7_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT7_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2574,6 +2702,7 @@ static struct clk gpt6_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT6_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2583,6 +2712,7 @@ static struct clk gpt5_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT5_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2592,6 +2722,7 @@ static struct clk gpt4_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT4_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2601,6 +2732,7 @@ static struct clk gpt3_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2610,6 +2742,7 @@ static struct clk gpt2_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_GPT2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2620,6 +2753,7 @@ static struct clk mcbsp2_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_MCBSP2_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2630,6 +2764,7 @@ static struct clk mcbsp3_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_MCBSP3_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
@@ -2640,12 +2775,13 @@ static struct clk mcbsp4_ick = {
.enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN),
.enable_bit = OMAP3430_EN_MCBSP4_SHIFT,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &followparent_recalc,
};
static const struct clksel mcbsp_234_clksel[] = {
{ .parent = &per_96m_fck, .rates = common_mcbsp_96m_rates },
- { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates },
+ { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates },
{ .parent = NULL }
};
@@ -2659,6 +2795,7 @@ static struct clk mcbsp2_fck = {
.clksel_mask = OMAP2_MCBSP2_CLKS_MASK,
.clksel = mcbsp_234_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2672,6 +2809,7 @@ static struct clk mcbsp3_fck = {
.clksel_mask = OMAP2_MCBSP3_CLKS_MASK,
.clksel = mcbsp_234_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2685,6 +2823,7 @@ static struct clk mcbsp4_fck = {
.clksel_mask = OMAP2_MCBSP4_CLKS_MASK,
.clksel = mcbsp_234_clksel,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "per_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2732,6 +2871,7 @@ static struct clk emu_src_ck = {
.clksel_mask = OMAP3430_MUX_CTRL_MASK,
.clksel = emu_src_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2755,6 +2895,7 @@ static struct clk pclk_fck = {
.clksel_mask = OMAP3430_CLKSEL_PCLK_MASK,
.clksel = pclk_emu_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2777,6 +2918,7 @@ static struct clk pclkx2_fck = {
.clksel_mask = OMAP3430_CLKSEL_PCLKX2_MASK,
.clksel = pclkx2_emu_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2792,6 +2934,7 @@ static struct clk atclk_fck = {
.clksel_mask = OMAP3430_CLKSEL_ATCLK_MASK,
.clksel = atclk_emu_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2802,6 +2945,7 @@ static struct clk traceclk_src_fck = {
.clksel_mask = OMAP3430_TRACE_MUX_CTRL_MASK,
.clksel = emu_src_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2824,6 +2968,7 @@ static struct clk traceclk_fck = {
.clksel_mask = OMAP3430_CLKSEL_TRACECLK_MASK,
.clksel = traceclk_clksel,
.flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
+ .clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2853,11 +2998,13 @@ static struct clk sr_l4_ick = {
.name = "sr_l4_ick",
.parent = &l4_ick,
.flags = CLOCK_IN_OMAP343X,
+ .clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
/* SECURE_32K_FCK clocks */
+/* XXX This clock no longer exists in 3430 TRM rev F */
static struct clk gpt12_fck = {
.name = "gpt12_fck",
.parent = &secure_32k_fck,
@@ -2933,6 +3080,7 @@ static struct clk *onchip_34xx_clks[] __initdata = {
&l3_ick,
&l4_ick,
&rm_ick,
+ &gfx_l3_ck,
&gfx_l3_fck,
&gfx_l3_ick,
&gfx_cg1_ck,
@@ -3014,12 +3162,10 @@ static struct clk *onchip_34xx_clks[] __initdata = {
&dss2_alwon_fck,
&dss_ick,
&cam_mclk,
- &cam_l3_ick,
- &cam_l4_ick,
+ &cam_ick,
&usbhost_120m_fck,
&usbhost_48m_fck,
- &usbhost_l3_ick,
- &usbhost_l4_ick,
+ &usbhost_ick,
&usbhost_sar_fck,
&usim_fck,
&gpt1_fck,
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
new file mode 100644
index 0000000..4c3ce9c
--- /dev/null
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -0,0 +1,623 @@
+/*
+ * OMAP2/3 clockdomain framework functions
+ *
+ * Copyright (C) 2008 Texas Instruments, Inc.
+ * Copyright (C) 2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley and Jouni Högander
+ *
+ * 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.
+ */
+#ifdef CONFIG_OMAP_DEBUG_CLOCKDOMAIN
+# define DEBUG
+#endif
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+#include <linux/limits.h>
+
+#include <linux/io.h>
+
+#include <linux/bitops.h>
+
+#include <mach/clock.h>
+
+#include "prm.h"
+#include "prm-regbits-24xx.h"
+#include "cm.h"
+
+#include <mach/powerdomain.h>
+#include <mach/clockdomain.h>
+
+/* clkdm_list contains all registered struct clockdomains */
+static LIST_HEAD(clkdm_list);
+
+/* clkdm_mutex protects clkdm_list add and del ops */
+static DEFINE_MUTEX(clkdm_mutex);
+
+/* array of powerdomain deps to be added/removed when clkdm in hwsup mode */
+static struct clkdm_pwrdm_autodep *autodeps;
+
+
+/* Private functions */
+
+/*
+ * _autodep_lookup - resolve autodep pwrdm names to pwrdm pointers; store
+ * @autodep: struct clkdm_pwrdm_autodep * to resolve
+ *
+ * Resolve autodep powerdomain names to powerdomain pointers via
+ * pwrdm_lookup() and store the pointers in the autodep structure. An
+ * "autodep" is a powerdomain sleep/wakeup dependency that is
+ * automatically added and removed whenever clocks in the associated
+ * clockdomain are enabled or disabled (respectively) when the
+ * clockdomain is in hardware-supervised mode. Meant to be called
+ * once at clockdomain layer initialization, since these should remain
+ * fixed for a particular architecture. No return value.
+ */
+static void _autodep_lookup(struct clkdm_pwrdm_autodep *autodep)
+{
+ struct powerdomain *pwrdm;
+
+ if (!autodep)
+ return;
+
+ if (!omap_chip_is(autodep->omap_chip))
+ return;
+
+ pwrdm = pwrdm_lookup(autodep->pwrdm_name);
+ if (!pwrdm) {
+ pr_debug("clockdomain: _autodep_lookup: powerdomain %s "
+ "does not exist\n", autodep->pwrdm_name);
+ WARN_ON(1);
+ return;
+ }
+ autodep->pwrdm = pwrdm;
+
+ return;
+}
+
+/*
+ * _clkdm_add_autodeps - add auto sleepdeps/wkdeps to clkdm upon clock enable
+ * @clkdm: struct clockdomain *
+ *
+ * Add the "autodep" sleep & wakeup dependencies to clockdomain 'clkdm'
+ * in hardware-supervised mode. Meant to be called from clock framework
+ * when a clock inside clockdomain 'clkdm' is enabled. No return value.
+ */
+static void _clkdm_add_autodeps(struct clockdomain *clkdm)
+{
+ struct clkdm_pwrdm_autodep *autodep;
+
+ for (autodep = autodeps; autodep->pwrdm_name; autodep++) {
+ if (!autodep->pwrdm)
+ continue;
+
+ pr_debug("clockdomain: adding %s sleepdep/wkdep for "
+ "pwrdm %s\n", autodep->pwrdm_name,
+ clkdm->pwrdm->name);
+
+ pwrdm_add_sleepdep(clkdm->pwrdm, autodep->pwrdm);
+ pwrdm_add_wkdep(clkdm->pwrdm, autodep->pwrdm);
+ }
+}
+
+/*
+ * _clkdm_add_autodeps - remove auto sleepdeps/wkdeps from clkdm
+ * @clkdm: struct clockdomain *
+ *
+ * Remove the "autodep" sleep & wakeup dependencies from clockdomain 'clkdm'
+ * in hardware-supervised mode. Meant to be called from clock framework
+ * when a clock inside clockdomain 'clkdm' is disabled. No return value.
+ */
+static void _clkdm_del_autodeps(struct clockdomain *clkdm)
+{
+ struct clkdm_pwrdm_autodep *autodep;
+
+ for (autodep = autodeps; autodep->pwrdm_name; autodep++) {
+ if (!autodep->pwrdm)
+ continue;
+
+ pr_debug("clockdomain: removing %s sleepdep/wkdep for "
+ "pwrdm %s\n", autodep->pwrdm_name,
+ clkdm->pwrdm->name);
+
+ pwrdm_del_sleepdep(clkdm->pwrdm, autodep->pwrdm);
+ pwrdm_del_wkdep(clkdm->pwrdm, autodep->pwrdm);
+ }
+}
+
+
+static struct clockdomain *_clkdm_lookup(const char *name)
+{
+ struct clockdomain *clkdm, *temp_clkdm;
+
+ if (!name)
+ return NULL;
+
+ clkdm = NULL;
+
+ list_for_each_entry(temp_clkdm, &clkdm_list, node) {
+ if (!strcmp(name, temp_clkdm->name)) {
+ clkdm = temp_clkdm;
+ break;
+ }
+ }
+
+ return clkdm;
+}
+
+
+/* Public functions */
+
+/**
+ * clkdm_init - set up the clockdomain layer
+ * @clkdms: optional pointer to an array of clockdomains to register
+ * @init_autodeps: optional pointer to an array of autodeps to register
+ *
+ * Set up internal state. If a pointer to an array of clockdomains
+ * was supplied, loop through the list of clockdomains, register all
+ * that are available on the current platform. Similarly, if a
+ * pointer to an array of clockdomain-powerdomain autodependencies was
+ * provided, register those. No return value.
+ */
+void clkdm_init(struct clockdomain **clkdms,
+ struct clkdm_pwrdm_autodep *init_autodeps)
+{
+ struct clockdomain **c = NULL;
+ struct clkdm_pwrdm_autodep *autodep = NULL;
+
+ if (clkdms)
+ for (c = clkdms; *c; c++)
+ clkdm_register(*c);
+
+ autodeps = init_autodeps;
+ if (autodeps)
+ for (autodep = autodeps; autodep->pwrdm_name; autodep++)
+ _autodep_lookup(autodep);
+}
+
+/**
+ * clkdm_register - register a clockdomain
+ * @clkdm: struct clockdomain * to register
+ *
+ * Adds a clockdomain to the internal clockdomain list.
+ * Returns -EINVAL if given a null pointer, -EEXIST if a clockdomain is
+ * already registered by the provided name, or 0 upon success.
+ */
+int clkdm_register(struct clockdomain *clkdm)
+{
+ int ret = -EINVAL;
+ struct powerdomain *pwrdm;
+
+ if (!clkdm || !clkdm->name)
+ return -EINVAL;
+
+ if (!omap_chip_is(clkdm->omap_chip))
+ return -EINVAL;
+
+ pwrdm = pwrdm_lookup(clkdm->pwrdm_name);
+ if (!pwrdm) {
+ pr_debug("clockdomain: clkdm_register %s: powerdomain %s "
+ "does not exist\n", clkdm->name, clkdm->pwrdm_name);
+ return -EINVAL;
+ }
+ clkdm->pwrdm = pwrdm;
+
+ mutex_lock(&clkdm_mutex);
+ /* Verify that the clockdomain is not already registered */
+ if (_clkdm_lookup(clkdm->name)) {
+ ret = -EEXIST;
+ goto cr_unlock;
+ };
+
+ list_add(&clkdm->node, &clkdm_list);
+
+ pwrdm_add_clkdm(pwrdm, clkdm);
+
+ pr_debug("clockdomain: registered %s\n", clkdm->name);
+ ret = 0;
+
+cr_unlock:
+ mutex_unlock(&clkdm_mutex);
+
+ return ret;
+}
+
+/**
+ * clkdm_unregister - unregister a clockdomain
+ * @clkdm: struct clockdomain * to unregister
+ *
+ * Removes a clockdomain from the internal clockdomain list. Returns
+ * -EINVAL if clkdm argument is NULL.
+ */
+int clkdm_unregister(struct clockdomain *clkdm)
+{
+ if (!clkdm)
+ return -EINVAL;
+
+ pwrdm_del_clkdm(clkdm->pwrdm, clkdm);
+
+ mutex_lock(&clkdm_mutex);
+ list_del(&clkdm->node);
+ mutex_unlock(&clkdm_mutex);
+
+ pr_debug("clockdomain: unregistered %s\n", clkdm->name);
+
+ return 0;
+}
+
+/**
+ * clkdm_lookup - look up a clockdomain by name, return a pointer
+ * @name: name of clockdomain
+ *
+ * Find a registered clockdomain by its name. Returns a pointer to the
+ * struct clockdomain if found, or NULL otherwise.
+ */
+struct clockdomain *clkdm_lookup(const char *name)
+{
+ struct clockdomain *clkdm, *temp_clkdm;
+
+ if (!name)
+ return NULL;
+
+ clkdm = NULL;
+
+ mutex_lock(&clkdm_mutex);
+ list_for_each_entry(temp_clkdm, &clkdm_list, node) {
+ if (!strcmp(name, temp_clkdm->name)) {
+ clkdm = temp_clkdm;
+ break;
+ }
+ }
+ mutex_unlock(&clkdm_mutex);
+
+ return clkdm;
+}
+
+/**
+ * clkdm_for_each - call function on each registered clockdomain
+ * @fn: callback function *
+ *
+ * Call the supplied function for each registered clockdomain.
+ * The callback function can return anything but 0 to bail
+ * out early from the iterator. The callback function is called with
+ * the clkdm_mutex held, so no clockdomain structure manipulation
+ * functions should be called from the callback, although hardware
+ * clockdomain control functions are fine. Returns the last return
+ * value of the callback function, which should be 0 for success or
+ * anything else to indicate failure; or -EINVAL if the function pointer
+ * is null.
+ */
+int clkdm_for_each(int (*fn)(struct clockdomain *clkdm))
+{
+ struct clockdomain *clkdm;
+ int ret = 0;
+
+ if (!fn)
+ return -EINVAL;
+
+ mutex_lock(&clkdm_mutex);
+ list_for_each_entry(clkdm, &clkdm_list, node) {
+ ret = (*fn)(clkdm);
+ if (ret)
+ break;
+ }
+ mutex_unlock(&clkdm_mutex);
+
+ return ret;
+}
+
+
+/**
+ * clkdm_get_pwrdm - return a ptr to the pwrdm that this clkdm resides in
+ * @clkdm: struct clockdomain *
+ *
+ * Return a pointer to the struct powerdomain that the specified clockdomain
+ * 'clkdm' exists in, or returns NULL if clkdm argument is NULL.
+ */
+struct powerdomain *clkdm_get_pwrdm(struct clockdomain *clkdm)
+{
+ if (!clkdm)
+ return NULL;
+
+ return clkdm->pwrdm;
+}
+
+
+/* Hardware clockdomain control */
+
+/**
+ * omap2_clkdm_clktrctrl_read - read the clkdm's current state transition mode
+ * @clk: struct clk * of a clockdomain
+ *
+ * Return the clockdomain's current state transition mode from the
+ * corresponding domain CM_CLKSTCTRL register. Returns -EINVAL if clk
+ * is NULL or the current mode upon success.
+ */
+static int omap2_clkdm_clktrctrl_read(struct clockdomain *clkdm)
+{
+ u32 v;
+
+ if (!clkdm)
+ return -EINVAL;
+
+ v = cm_read_mod_reg(clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+ v &= clkdm->clktrctrl_mask;
+ v >>= __ffs(clkdm->clktrctrl_mask);
+
+ return v;
+}
+
+/**
+ * omap2_clkdm_sleep - force clockdomain sleep transition
+ * @clkdm: struct clockdomain *
+ *
+ * Instruct the CM to force a sleep transition on the specified
+ * clockdomain 'clkdm'. Returns -EINVAL if clk is NULL or if
+ * clockdomain does not support software-initiated sleep; 0 upon
+ * success.
+ */
+int omap2_clkdm_sleep(struct clockdomain *clkdm)
+{
+ if (!clkdm)
+ return -EINVAL;
+
+ if (!(clkdm->flags & CLKDM_CAN_FORCE_SLEEP)) {
+ pr_debug("clockdomain: %s does not support forcing "
+ "sleep via software\n", clkdm->name);
+ return -EINVAL;
+ }
+
+ pr_debug("clockdomain: forcing sleep on %s\n", clkdm->name);
+
+ if (cpu_is_omap24xx()) {
+
+ cm_set_mod_reg_bits(OMAP24XX_FORCESTATE,
+ clkdm->pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ } else if (cpu_is_omap34xx()) {
+
+ u32 v = (OMAP34XX_CLKSTCTRL_FORCE_SLEEP <<
+ __ffs(clkdm->clktrctrl_mask));
+
+ cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, v,
+ clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+
+ } else {
+ BUG();
+ };
+
+ return 0;
+}
+
+/**
+ * omap2_clkdm_wakeup - force clockdomain wakeup transition
+ * @clkdm: struct clockdomain *
+ *
+ * Instruct the CM to force a wakeup transition on the specified
+ * clockdomain 'clkdm'. Returns -EINVAL if clkdm is NULL or if the
+ * clockdomain does not support software-controlled wakeup; 0 upon
+ * success.
+ */
+int omap2_clkdm_wakeup(struct clockdomain *clkdm)
+{
+ if (!clkdm)
+ return -EINVAL;
+
+ if (!(clkdm->flags & CLKDM_CAN_FORCE_WAKEUP)) {
+ pr_debug("clockdomain: %s does not support forcing "
+ "wakeup via software\n", clkdm->name);
+ return -EINVAL;
+ }
+
+ pr_debug("clockdomain: forcing wakeup on %s\n", clkdm->name);
+
+ if (cpu_is_omap24xx()) {
+
+ cm_clear_mod_reg_bits(OMAP24XX_FORCESTATE,
+ clkdm->pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ } else if (cpu_is_omap34xx()) {
+
+ u32 v = (OMAP34XX_CLKSTCTRL_FORCE_WAKEUP <<
+ __ffs(clkdm->clktrctrl_mask));
+
+ cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, v,
+ clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+
+ } else {
+ BUG();
+ };
+
+ return 0;
+}
+
+/**
+ * omap2_clkdm_allow_idle - enable hwsup idle transitions for clkdm
+ * @clkdm: struct clockdomain *
+ *
+ * Allow the hardware to automatically switch the clockdomain into
+ * active or idle states, as needed by downstream clocks. If the
+ * clockdomain has any downstream clocks enabled in the clock
+ * framework, wkdep/sleepdep autodependencies are added; this is so
+ * device drivers can read and write to the device. No return value.
+ */
+void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
+{
+ u32 v;
+
+ if (!clkdm)
+ return;
+
+ if (!(clkdm->flags & CLKDM_CAN_ENABLE_AUTO)) {
+ pr_debug("clock: automatic idle transitions cannot be enabled "
+ "on clockdomain %s\n", clkdm->name);
+ return;
+ }
+
+ pr_debug("clockdomain: enabling automatic idle transitions for %s\n",
+ clkdm->name);
+
+ if (atomic_read(&clkdm->usecount) > 0)
+ _clkdm_add_autodeps(clkdm);
+
+ if (cpu_is_omap24xx())
+ v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO;
+ else if (cpu_is_omap34xx())
+ v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO;
+ else
+ BUG();
+
+
+ cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
+ v << __ffs(clkdm->clktrctrl_mask),
+ clkdm->pwrdm->prcm_offs,
+ CM_CLKSTCTRL);
+}
+
+/**
+ * omap2_clkdm_deny_idle - disable hwsup idle transitions for clkdm
+ * @clkdm: struct clockdomain *
+ *
+ * Prevent the hardware from automatically switching the clockdomain
+ * into inactive or idle states. If the clockdomain has downstream
+ * clocks enabled in the clock framework, wkdep/sleepdep
+ * autodependencies are removed. No return value.
+ */
+void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
+{
+ u32 v;
+
+ if (!clkdm)
+ return;
+
+ if (!(clkdm->flags & CLKDM_CAN_DISABLE_AUTO)) {
+ pr_debug("clockdomain: automatic idle transitions cannot be "
+ "disabled on %s\n", clkdm->name);
+ return;
+ }
+
+ pr_debug("clockdomain: disabling automatic idle transitions for %s\n",
+ clkdm->name);
+
+ if (cpu_is_omap24xx())
+ v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO;
+ else if (cpu_is_omap34xx())
+ v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO;
+ else
+ BUG();
+
+ cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
+ v << __ffs(clkdm->clktrctrl_mask),
+ clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+
+ if (atomic_read(&clkdm->usecount) > 0)
+ _clkdm_del_autodeps(clkdm);
+}
+
+
+/* Clockdomain-to-clock framework interface code */
+
+/**
+ * omap2_clkdm_clk_enable - add an enabled downstream clock to this clkdm
+ * @clkdm: struct clockdomain *
+ * @clk: struct clk * of the enabled downstream clock
+ *
+ * Increment the usecount of this clockdomain 'clkdm' and ensure that
+ * it is awake. Intended to be called by clk_enable() code. If the
+ * clockdomain is in software-supervised idle mode, force the
+ * clockdomain to wake. If the clockdomain is in hardware-supervised
+ * idle mode, add clkdm-pwrdm autodependencies, to ensure that devices
+ * in the clockdomain can be read from/written to by on-chip processors.
+ * Returns -EINVAL if passed null pointers; returns 0 upon success or
+ * if the clockdomain is in hwsup idle mode.
+ */
+int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
+{
+ int v;
+
+ /*
+ * XXX Rewrite this code to maintain a list of enabled
+ * downstream clocks for debugging purposes?
+ */
+
+ if (!clkdm || !clk)
+ return -EINVAL;
+
+ if (atomic_inc_return(&clkdm->usecount) > 1)
+ return 0;
+
+ /* Clockdomain now has one enabled downstream clock */
+
+ pr_debug("clockdomain: clkdm %s: clk %s now enabled\n", clkdm->name,
+ clk->name);
+
+ v = omap2_clkdm_clktrctrl_read(clkdm);
+
+ if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) ||
+ (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO))
+ _clkdm_add_autodeps(clkdm);
+ else
+ omap2_clkdm_wakeup(clkdm);
+
+ return 0;
+}
+
+/**
+ * omap2_clkdm_clk_disable - remove an enabled downstream clock from this clkdm
+ * @clkdm: struct clockdomain *
+ * @clk: struct clk * of the disabled downstream clock
+ *
+ * Decrement the usecount of this clockdomain 'clkdm'. Intended to be
+ * called by clk_disable() code. If the usecount goes to 0, put the
+ * clockdomain to sleep (software-supervised mode) or remove the
+ * clkdm-pwrdm autodependencies (hardware-supervised mode). Returns
+ * -EINVAL if passed null pointers; -ERANGE if the clkdm usecount
+ * underflows and debugging is enabled; or returns 0 upon success or
+ * if the clockdomain is in hwsup idle mode.
+ */
+int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
+{
+ int v;
+
+ /*
+ * XXX Rewrite this code to maintain a list of enabled
+ * downstream clocks for debugging purposes?
+ */
+
+ if (!clkdm || !clk)
+ return -EINVAL;
+
+#ifdef DEBUG
+ if (atomic_read(&clkdm->usecount) == 0) {
+ WARN_ON(1); /* underflow */
+ return -ERANGE;
+ }
+#endif
+
+ if (atomic_dec_return(&clkdm->usecount) > 0)
+ return 0;
+
+ /* All downstream clocks of this clockdomain are now disabled */
+
+ pr_debug("clockdomain: clkdm %s: clk %s now disabled\n", clkdm->name,
+ clk->name);
+
+ v = omap2_clkdm_clktrctrl_read(clkdm);
+
+ if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) ||
+ (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO))
+ _clkdm_del_autodeps(clkdm);
+ else
+ omap2_clkdm_sleep(clkdm);
+
+ return 0;
+}
+
diff --git a/arch/arm/mach-omap2/clockdomains.h b/arch/arm/mach-omap2/clockdomains.h
new file mode 100644
index 0000000..cd86dcc
--- /dev/null
+++ b/arch/arm/mach-omap2/clockdomains.h
@@ -0,0 +1,305 @@
+/*
+ * OMAP2/3 clockdomains
+ *
+ * Copyright (C) 2008 Texas Instruments, Inc.
+ * Copyright (C) 2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ */
+
+#ifndef __ARCH_ARM_MACH_OMAP2_CLOCKDOMAINS_H
+#define __ARCH_ARM_MACH_OMAP2_CLOCKDOMAINS_H
+
+#include <mach/clockdomain.h>
+
+/*
+ * OMAP2/3-common clockdomains
+ */
+
+/* This is an implicit clockdomain - it is never defined as such in TRM */
+static struct clockdomain wkup_clkdm = {
+ .name = "wkup_clkdm",
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430),
+};
+
+/*
+ * 2420-only clockdomains
+ */
+
+#if defined(CONFIG_ARCH_OMAP2420)
+
+static struct clockdomain mpu_2420_clkdm = {
+ .name = "mpu_clkdm",
+ .pwrdm_name = "mpu_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_MPU_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
+};
+
+static struct clockdomain iva1_2420_clkdm = {
+ .name = "iva1_clkdm",
+ .pwrdm_name = "dsp_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP2420_AUTOSTATE_IVA_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
+};
+
+#endif /* CONFIG_ARCH_OMAP2420 */
+
+
+/*
+ * 2430-only clockdomains
+ */
+
+#if defined(CONFIG_ARCH_OMAP2430)
+
+static struct clockdomain mpu_2430_clkdm = {
+ .name = "mpu_clkdm",
+ .pwrdm_name = "mpu_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_MPU_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
+};
+
+static struct clockdomain mdm_clkdm = {
+ .name = "mdm_clkdm",
+ .pwrdm_name = "mdm_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP2430_AUTOSTATE_MDM_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
+};
+
+#endif /* CONFIG_ARCH_OMAP2430 */
+
+
+/*
+ * 24XX-only clockdomains
+ */
+
+#if defined(CONFIG_ARCH_OMAP24XX)
+
+static struct clockdomain dsp_clkdm = {
+ .name = "dsp_clkdm",
+ .pwrdm_name = "dsp_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSP_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+};
+
+static struct clockdomain gfx_24xx_clkdm = {
+ .name = "gfx_clkdm",
+ .pwrdm_name = "gfx_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_GFX_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+};
+
+static struct clockdomain core_l3_24xx_clkdm = {
+ .name = "core_l3_clkdm",
+ .pwrdm_name = "core_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_L3_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+};
+
+static struct clockdomain core_l4_24xx_clkdm = {
+ .name = "core_l4_clkdm",
+ .pwrdm_name = "core_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_L4_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+};
+
+static struct clockdomain dss_24xx_clkdm = {
+ .name = "dss_clkdm",
+ .pwrdm_name = "core_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSS_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+};
+
+#endif /* CONFIG_ARCH_OMAP24XX */
+
+
+/*
+ * 34xx clockdomains
+ */
+
+#if defined(CONFIG_ARCH_OMAP34XX)
+
+static struct clockdomain mpu_34xx_clkdm = {
+ .name = "mpu_clkdm",
+ .pwrdm_name = "mpu_pwrdm",
+ .flags = CLKDM_CAN_HWSUP | CLKDM_CAN_FORCE_WAKEUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain neon_clkdm = {
+ .name = "neon_clkdm",
+ .pwrdm_name = "neon_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_NEON_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain iva2_clkdm = {
+ .name = "iva2_clkdm",
+ .pwrdm_name = "iva2_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_IVA2_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain gfx_3430es1_clkdm = {
+ .name = "gfx_clkdm",
+ .pwrdm_name = "gfx_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430ES1_CLKTRCTRL_GFX_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1),
+};
+
+static struct clockdomain sgx_clkdm = {
+ .name = "sgx_clkdm",
+ .pwrdm_name = "sgx_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2),
+};
+
+/*
+ * The die-to-die clockdomain was documented in the 34xx ES1 TRM, but
+ * then that information was removed from the 34xx ES2+ TRM. It is
+ * unclear whether the core is still there, but the clockdomain logic
+ * is there, and must be programmed to an appropriate state if the
+ * CORE clockdomain is to become inactive.
+ */
+static struct clockdomain d2d_clkdm = {
+ .name = "d2d_clkdm",
+ .pwrdm_name = "core_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP3430ES1_CLKTRCTRL_D2D_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain core_l3_34xx_clkdm = {
+ .name = "core_l3_clkdm",
+ .pwrdm_name = "core_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_L3_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain core_l4_34xx_clkdm = {
+ .name = "core_l4_clkdm",
+ .pwrdm_name = "core_pwrdm",
+ .flags = CLKDM_CAN_HWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_L4_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain dss_34xx_clkdm = {
+ .name = "dss_clkdm",
+ .pwrdm_name = "dss_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain cam_clkdm = {
+ .name = "cam_clkdm",
+ .pwrdm_name = "cam_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_CAM_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain usbhost_clkdm = {
+ .name = "usbhost_clkdm",
+ .pwrdm_name = "usbhost_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2),
+};
+
+static struct clockdomain per_clkdm = {
+ .name = "per_clkdm",
+ .pwrdm_name = "per_pwrdm",
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct clockdomain emu_clkdm = {
+ .name = "emu_clkdm",
+ .pwrdm_name = "emu_pwrdm",
+ .flags = CLKDM_CAN_ENABLE_AUTO | CLKDM_CAN_SWSUP,
+ .clktrctrl_mask = OMAP3430_CLKTRCTRL_EMU_MASK,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+#endif /* CONFIG_ARCH_OMAP34XX */
+
+/*
+ * Clockdomain-powerdomain hwsup dependencies (34XX only)
+ */
+
+static struct clkdm_pwrdm_autodep clkdm_pwrdm_autodeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL }
+};
+
+/*
+ *
+ */
+
+static struct clockdomain *clockdomains_omap[] = {
+
+ &wkup_clkdm,
+
+#ifdef CONFIG_ARCH_OMAP2420
+ &mpu_2420_clkdm,
+ &iva1_2420_clkdm,
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+ &mpu_2430_clkdm,
+ &mdm_clkdm,
+#endif
+
+#ifdef CONFIG_ARCH_OMAP24XX
+ &dsp_clkdm,
+ &gfx_24xx_clkdm,
+ &core_l3_24xx_clkdm,
+ &core_l4_24xx_clkdm,
+ &dss_24xx_clkdm,
+#endif
+
+#ifdef CONFIG_ARCH_OMAP34XX
+ &mpu_34xx_clkdm,
+ &neon_clkdm,
+ &iva2_clkdm,
+ &gfx_3430es1_clkdm,
+ &sgx_clkdm,
+ &d2d_clkdm,
+ &core_l3_34xx_clkdm,
+ &core_l4_34xx_clkdm,
+ &dss_34xx_clkdm,
+ &cam_clkdm,
+ &usbhost_clkdm,
+ &per_clkdm,
+ &emu_clkdm,
+#endif
+
+ NULL,
+};
+
+#endif
diff --git a/arch/arm/mach-omap2/cm-regbits-24xx.h b/arch/arm/mach-omap2/cm-regbits-24xx.h
index 20ac381..1098ecf 100644
--- a/arch/arm/mach-omap2/cm-regbits-24xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-24xx.h
@@ -63,7 +63,8 @@
#define OMAP24XX_CLKSEL_MPU_MASK (0x1f << 0)
/* CM_CLKSTCTRL_MPU */
-#define OMAP24XX_AUTOSTATE_MPU (1 << 0)
+#define OMAP24XX_AUTOSTATE_MPU_SHIFT 0
+#define OMAP24XX_AUTOSTATE_MPU_MASK (1 << 0)
/* CM_FCLKEN1_CORE specific bits*/
#define OMAP24XX_EN_TV_SHIFT 2
@@ -238,9 +239,12 @@
#define OMAP24XX_CLKSEL_GPT2_MASK (0x3 << 2)
/* CM_CLKSTCTRL_CORE */
-#define OMAP24XX_AUTOSTATE_DSS (1 << 2)
-#define OMAP24XX_AUTOSTATE_L4 (1 << 1)
-#define OMAP24XX_AUTOSTATE_L3 (1 << 0)
+#define OMAP24XX_AUTOSTATE_DSS_SHIFT 2
+#define OMAP24XX_AUTOSTATE_DSS_MASK (1 << 2)
+#define OMAP24XX_AUTOSTATE_L4_SHIFT 1
+#define OMAP24XX_AUTOSTATE_L4_MASK (1 << 1)
+#define OMAP24XX_AUTOSTATE_L3_SHIFT 0
+#define OMAP24XX_AUTOSTATE_L3_MASK (1 << 0)
/* CM_FCLKEN_GFX */
#define OMAP24XX_EN_3D_SHIFT 2
@@ -255,7 +259,8 @@
/* CM_CLKSEL_GFX specific bits */
/* CM_CLKSTCTRL_GFX */
-#define OMAP24XX_AUTOSTATE_GFX (1 << 0)
+#define OMAP24XX_AUTOSTATE_GFX_SHIFT 0
+#define OMAP24XX_AUTOSTATE_GFX_MASK (1 << 0)
/* CM_FCLKEN_WKUP specific bits */
@@ -367,8 +372,10 @@
#define OMAP24XX_CLKSEL_DSP_MASK (0x1f << 0)
/* CM_CLKSTCTRL_DSP */
-#define OMAP2420_AUTOSTATE_IVA (1 << 8)
-#define OMAP24XX_AUTOSTATE_DSP (1 << 0)
+#define OMAP2420_AUTOSTATE_IVA_SHIFT 8
+#define OMAP2420_AUTOSTATE_IVA_MASK (1 << 8)
+#define OMAP24XX_AUTOSTATE_DSP_SHIFT 0
+#define OMAP24XX_AUTOSTATE_DSP_MASK (1 << 0)
/* CM_FCLKEN_MDM */
/* 2430 only */
@@ -396,6 +403,7 @@
/* CM_CLKSTCTRL_MDM */
/* 2430 only */
-#define OMAP2430_AUTOSTATE_MDM (1 << 0)
+#define OMAP2430_AUTOSTATE_MDM_SHIFT 0
+#define OMAP2430_AUTOSTATE_MDM_MASK (1 << 0)
#endif
diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h
index ee4c0ca..219f5c8 100644
--- a/arch/arm/mach-omap2/cm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-34xx.h
@@ -96,7 +96,8 @@
#define OMAP3430_CLKTRCTRL_IVA2_MASK (0x3 << 0)
/* CM_CLKSTST_IVA2 */
-#define OMAP3430_CLKACTIVITY_IVA2 (1 << 0)
+#define OMAP3430_CLKACTIVITY_IVA2_SHIFT 0
+#define OMAP3430_CLKACTIVITY_IVA2_MASK (1 << 0)
/* CM_REVISION specific bits */
@@ -140,7 +141,8 @@
#define OMAP3430_CLKTRCTRL_MPU_MASK (0x3 << 0)
/* CM_CLKSTST_MPU */
-#define OMAP3430_CLKACTIVITY_MPU (1 << 0)
+#define OMAP3430_CLKACTIVITY_MPU_SHIFT 0
+#define OMAP3430_CLKACTIVITY_MPU_MASK (1 << 0)
/* CM_FCLKEN1_CORE specific bits */
@@ -300,9 +302,12 @@
#define OMAP3430_CLKTRCTRL_L3_MASK (0x3 << 0)
/* CM_CLKSTST_CORE */
-#define OMAP3430ES1_CLKACTIVITY_D2D (1 << 2)
-#define OMAP3430_CLKACTIVITY_L4 (1 << 1)
-#define OMAP3430_CLKACTIVITY_L3 (1 << 0)
+#define OMAP3430ES1_CLKACTIVITY_D2D_SHIFT 2
+#define OMAP3430ES1_CLKACTIVITY_D2D_MASK (1 << 2)
+#define OMAP3430_CLKACTIVITY_L4_SHIFT 1
+#define OMAP3430_CLKACTIVITY_L4_MASK (1 << 1)
+#define OMAP3430_CLKACTIVITY_L3_SHIFT 0
+#define OMAP3430_CLKACTIVITY_L3_MASK (1 << 0)
/* CM_FCLKEN_GFX */
#define OMAP3430ES1_EN_3D (1 << 2)
@@ -323,7 +328,8 @@
#define OMAP3430ES1_CLKTRCTRL_GFX_MASK (0x3 << 0)
/* CM_CLKSTST_GFX */
-#define OMAP3430ES1_CLKACTIVITY_GFX (1 << 0)
+#define OMAP3430ES1_CLKACTIVITY_GFX_SHIFT 0
+#define OMAP3430ES1_CLKACTIVITY_GFX_MASK (1 << 0)
/* CM_FCLKEN_SGX */
#define OMAP3430ES2_EN_SGX_SHIFT 1
@@ -333,6 +339,14 @@
#define OMAP3430ES2_CLKSEL_SGX_SHIFT 0
#define OMAP3430ES2_CLKSEL_SGX_MASK (0x7 << 0)
+/* CM_CLKSTCTRL_SGX */
+#define OMAP3430ES2_CLKTRCTRL_SGX_SHIFT 0
+#define OMAP3430ES2_CLKTRCTRL_SGX_MASK (0x3 << 0)
+
+/* CM_CLKSTST_SGX */
+#define OMAP3430ES2_CLKACTIVITY_SGX_SHIFT 0
+#define OMAP3430ES2_CLKACTIVITY_SGX_MASK (1 << 0)
+
/* CM_FCLKEN_WKUP specific bits */
#define OMAP3430ES2_EN_USIMOCP_SHIFT 9
@@ -498,7 +512,8 @@
#define OMAP3430_CLKTRCTRL_DSS_MASK (0x3 << 0)
/* CM_CLKSTST_DSS */
-#define OMAP3430_CLKACTIVITY_DSS (1 << 0)
+#define OMAP3430_CLKACTIVITY_DSS_SHIFT 0
+#define OMAP3430_CLKACTIVITY_DSS_MASK (1 << 0)
/* CM_FCLKEN_CAM specific bits */
@@ -522,7 +537,8 @@
#define OMAP3430_CLKTRCTRL_CAM_MASK (0x3 << 0)
/* CM_CLKSTST_CAM */
-#define OMAP3430_CLKACTIVITY_CAM (1 << 0)
+#define OMAP3430_CLKACTIVITY_CAM_SHIFT 0
+#define OMAP3430_CLKACTIVITY_CAM_MASK (1 << 0)
/* CM_FCLKEN_PER specific bits */
@@ -598,7 +614,8 @@
#define OMAP3430_CLKTRCTRL_PER_MASK (0x3 << 0)
/* CM_CLKSTST_PER */
-#define OMAP3430_CLKACTIVITY_PER (1 << 0)
+#define OMAP3430_CLKACTIVITY_PER_SHIFT 0
+#define OMAP3430_CLKACTIVITY_PER_MASK (1 << 0)
/* CM_CLKSEL1_EMU */
#define OMAP3430_DIV_DPLL4_SHIFT 24
@@ -623,7 +640,8 @@
#define OMAP3430_CLKTRCTRL_EMU_MASK (0x3 << 0)
/* CM_CLKSTST_EMU */
-#define OMAP3430_CLKACTIVITY_EMU (1 << 0)
+#define OMAP3430_CLKACTIVITY_EMU_SHIFT 0
+#define OMAP3430_CLKACTIVITY_EMU_MASK (1 << 0)
/* CM_CLKSEL2_EMU specific bits */
#define OMAP3430_CORE_DPLL_EMU_MULT_SHIFT 8
@@ -673,6 +691,8 @@
#define OMAP3430ES2_CLKTRCTRL_USBHOST_SHIFT 0
#define OMAP3430ES2_CLKTRCTRL_USBHOST_MASK (3 << 0)
-
+/* CM_CLKSTST_USBHOST */
+#define OMAP3430ES2_CLKACTIVITY_USBHOST_SHIFT 0
+#define OMAP3430ES2_CLKACTIVITY_USBHOST_MASK (1 << 0)
#endif
diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
index 87a44c7..65fdf78 100644
--- a/arch/arm/mach-omap2/cm.h
+++ b/arch/arm/mach-omap2/cm.h
@@ -18,7 +18,7 @@
#ifndef __ASSEMBLER__
#define OMAP_CM_REGADDR(module, reg) \
- (void __iomem *)IO_ADDRESS(OMAP2_CM_BASE + (module) + (reg))
+ IO_ADDRESS(OMAP2_CM_BASE + (module) + (reg))
#else
#define OMAP2420_CM_REGADDR(module, reg) \
IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 2ee954a..90af2ac 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -23,50 +23,7 @@
#include <mach/board.h>
#include <mach/mux.h>
#include <mach/gpio.h>
-
-#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
-
-#define OMAP2_I2C_BASE2 0x48072000
-#define OMAP2_I2C_INT2 57
-
-static struct resource i2c_resources2[] = {
- {
- .start = OMAP2_I2C_BASE2,
- .end = OMAP2_I2C_BASE2 + 0x3f,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = OMAP2_I2C_INT2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device omap_i2c_device2 = {
- .name = "i2c_omap",
- .id = 2,
- .num_resources = ARRAY_SIZE(i2c_resources2),
- .resource = i2c_resources2,
-};
-
-/* See also arch/arm/plat-omap/devices.c for first I2C on 24xx */
-static void omap_init_i2c(void)
-{
- /* REVISIT: Second I2C not in use on H4? */
- if (machine_is_omap_h4())
- return;
-
- if (!cpu_is_omap2430()) {
- omap_cfg_reg(J15_24XX_I2C2_SCL);
- omap_cfg_reg(H19_24XX_I2C2_SDA);
- }
- (void) platform_device_register(&omap_i2c_device2);
-}
-
-#else
-
-static void omap_init_i2c(void) {}
-
-#endif
+#include <mach/eac.h>
#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
#define OMAP2_MBOX_BASE IO_ADDRESS(OMAP24XX_MAILBOX_BASE)
@@ -104,7 +61,9 @@ static inline void omap_init_mbox(void) { }
#if defined(CONFIG_OMAP_STI)
-#define OMAP2_STI_BASE IO_ADDRESS(0x48068000)
+#if defined(CONFIG_ARCH_OMAP2)
+
+#define OMAP2_STI_BASE 0x48068000
#define OMAP2_STI_CHANNEL_BASE 0x54000000
#define OMAP2_STI_IRQ 4
@@ -124,6 +83,25 @@ static struct resource sti_resources[] = {
.flags = IORESOURCE_IRQ,
}
};
+#elif defined(CONFIG_ARCH_OMAP3)
+
+#define OMAP3_SDTI_BASE 0x54500000
+#define OMAP3_SDTI_CHANNEL_BASE 0x54600000
+
+static struct resource sti_resources[] = {
+ {
+ .start = OMAP3_SDTI_BASE,
+ .end = OMAP3_SDTI_BASE + 0xFFF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3_SDTI_CHANNEL_BASE,
+ .end = OMAP3_SDTI_CHANNEL_BASE + SZ_1M - 1,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+#endif
static struct platform_device sti_device = {
.name = "sti",
@@ -140,12 +118,14 @@ static inline void omap_init_sti(void)
static inline void omap_init_sti(void) {}
#endif
-#if defined(CONFIG_SPI_OMAP24XX)
+#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
#include <mach/mcspi.h>
#define OMAP2_MCSPI1_BASE 0x48098000
#define OMAP2_MCSPI2_BASE 0x4809a000
+#define OMAP2_MCSPI3_BASE 0x480b8000
+#define OMAP2_MCSPI4_BASE 0x480ba000
static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
.num_cs = 4,
@@ -159,7 +139,7 @@ static struct resource omap2_mcspi1_resources[] = {
},
};
-struct platform_device omap2_mcspi1 = {
+static struct platform_device omap2_mcspi1 = {
.name = "omap2_mcspi",
.id = 1,
.num_resources = ARRAY_SIZE(omap2_mcspi1_resources),
@@ -181,7 +161,7 @@ static struct resource omap2_mcspi2_resources[] = {
},
};
-struct platform_device omap2_mcspi2 = {
+static struct platform_device omap2_mcspi2 = {
.name = "omap2_mcspi",
.id = 2,
.num_resources = ARRAY_SIZE(omap2_mcspi2_resources),
@@ -191,16 +171,162 @@ struct platform_device omap2_mcspi2 = {
},
};
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+static struct omap2_mcspi_platform_config omap2_mcspi3_config = {
+ .num_cs = 2,
+};
+
+static struct resource omap2_mcspi3_resources[] = {
+ {
+ .start = OMAP2_MCSPI3_BASE,
+ .end = OMAP2_MCSPI3_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device omap2_mcspi3 = {
+ .name = "omap2_mcspi",
+ .id = 3,
+ .num_resources = ARRAY_SIZE(omap2_mcspi3_resources),
+ .resource = omap2_mcspi3_resources,
+ .dev = {
+ .platform_data = &omap2_mcspi3_config,
+ },
+};
+#endif
+
+#ifdef CONFIG_ARCH_OMAP3
+static struct omap2_mcspi_platform_config omap2_mcspi4_config = {
+ .num_cs = 1,
+};
+
+static struct resource omap2_mcspi4_resources[] = {
+ {
+ .start = OMAP2_MCSPI4_BASE,
+ .end = OMAP2_MCSPI4_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device omap2_mcspi4 = {
+ .name = "omap2_mcspi",
+ .id = 4,
+ .num_resources = ARRAY_SIZE(omap2_mcspi4_resources),
+ .resource = omap2_mcspi4_resources,
+ .dev = {
+ .platform_data = &omap2_mcspi4_config,
+ },
+};
+#endif
+
static void omap_init_mcspi(void)
{
platform_device_register(&omap2_mcspi1);
platform_device_register(&omap2_mcspi2);
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+ platform_device_register(&omap2_mcspi3);
+#endif
+#ifdef CONFIG_ARCH_OMAP3
+ platform_device_register(&omap2_mcspi4);
+#endif
}
#else
static inline void omap_init_mcspi(void) {}
#endif
+#ifdef CONFIG_SND_OMAP24XX_EAC
+
+#define OMAP2_EAC_BASE 0x48090000
+
+static struct resource omap2_eac_resources[] = {
+ {
+ .start = OMAP2_EAC_BASE,
+ .end = OMAP2_EAC_BASE + 0x109,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device omap2_eac_device = {
+ .name = "omap24xx-eac",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(omap2_eac_resources),
+ .resource = omap2_eac_resources,
+ .dev = {
+ .platform_data = NULL,
+ },
+};
+
+void omap_init_eac(struct eac_platform_data *pdata)
+{
+ omap2_eac_device.dev.platform_data = pdata;
+ platform_device_register(&omap2_eac_device);
+}
+
+#else
+void omap_init_eac(struct eac_platform_data *pdata) {}
+#endif
+
+#ifdef CONFIG_OMAP_SHA1_MD5
+static struct resource sha1_md5_resources[] = {
+ {
+ .start = OMAP24XX_SEC_SHA1MD5_BASE,
+ .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_24XX_SHA1MD5,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct platform_device sha1_md5_device = {
+ .name = "OMAP SHA1/MD5",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(sha1_md5_resources),
+ .resource = sha1_md5_resources,
+};
+
+static void omap_init_sha1_md5(void)
+{
+ platform_device_register(&sha1_md5_device);
+}
+#else
+static inline void omap_init_sha1_md5(void) { }
+#endif
+
+#if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430)
+#define OMAP_HDQ_BASE 0x480B2000
+#endif
+static struct resource omap_hdq_resources[] = {
+ {
+ .start = OMAP_HDQ_BASE,
+ .end = OMAP_HDQ_BASE + 0x1C,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_24XX_HDQ_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+static struct platform_device omap_hdq_dev = {
+ .name = "omap_hdq",
+ .id = 0,
+ .dev = {
+ .platform_data = NULL,
+ },
+ .num_resources = ARRAY_SIZE(omap_hdq_resources),
+ .resource = omap_hdq_resources,
+};
+static inline void omap_hdq_init(void)
+{
+ (void) platform_device_register(&omap_hdq_dev);
+}
+#else
+static inline void omap_hdq_init(void) {}
+#endif
+
/*-------------------------------------------------------------------------*/
static int __init omap2_init_devices(void)
@@ -208,10 +334,11 @@ static int __init omap2_init_devices(void)
/* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
- omap_init_i2c();
omap_init_mbox();
omap_init_mcspi();
+ omap_hdq_init();
omap_init_sti();
+ omap_init_sha1_md5();
return 0;
}
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index af1081a..763bdbe 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -9,6 +9,8 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#undef DEBUG
+
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/err.h>
@@ -16,20 +18,14 @@
#include <linux/ioport.h>
#include <linux/spinlock.h>
#include <linux/io.h>
+#include <linux/module.h>
#include <asm/mach-types.h>
#include <mach/gpmc.h>
-#undef DEBUG
-
-#ifdef CONFIG_ARCH_OMAP2420
-#define GPMC_BASE 0x6800a000
-#endif
-
-#ifdef CONFIG_ARCH_OMAP2430
-#define GPMC_BASE 0x6E000000
-#endif
+#include <mach/sdrc.h>
+/* GPMC register offsets */
#define GPMC_REVISION 0x00
#define GPMC_SYSCONFIG 0x10
#define GPMC_SYSSTATUS 0x14
@@ -51,7 +47,6 @@
#define GPMC_CS0 0x60
#define GPMC_CS_SIZE 0x30
-#define GPMC_CS_NUM 8
#define GPMC_MEM_START 0x00000000
#define GPMC_MEM_END 0x3FFFFFFF
#define BOOT_ROM_SPACE 0x100000 /* 1MB */
@@ -64,12 +59,9 @@ static struct resource gpmc_cs_mem[GPMC_CS_NUM];
static DEFINE_SPINLOCK(gpmc_mem_lock);
static unsigned gpmc_cs_map;
-static void __iomem *gpmc_base =
- (void __iomem *) IO_ADDRESS(GPMC_BASE);
-static void __iomem *gpmc_cs_base =
- (void __iomem *) IO_ADDRESS(GPMC_BASE) + GPMC_CS0;
+static void __iomem *gpmc_base;
-static struct clk *gpmc_fck;
+static struct clk *gpmc_l3_clk;
static void gpmc_write_reg(int idx, u32 val)
{
@@ -85,19 +77,32 @@ void gpmc_cs_write_reg(int cs, int idx, u32 val)
{
void __iomem *reg_addr;
- reg_addr = gpmc_cs_base + (cs * GPMC_CS_SIZE) + idx;
+ reg_addr = gpmc_base + GPMC_CS0 + (cs * GPMC_CS_SIZE) + idx;
__raw_writel(val, reg_addr);
}
u32 gpmc_cs_read_reg(int cs, int idx)
{
- return __raw_readl(gpmc_cs_base + (cs * GPMC_CS_SIZE) + idx);
+ void __iomem *reg_addr;
+
+ reg_addr = gpmc_base + GPMC_CS0 + (cs * GPMC_CS_SIZE) + idx;
+ return __raw_readl(reg_addr);
}
+/* TODO: Add support for gpmc_fck to clock framework and use it */
unsigned long gpmc_get_fclk_period(void)
{
- /* In picoseconds */
- return 1000000000 / ((clk_get_rate(gpmc_fck)) / 1000);
+ unsigned long rate = clk_get_rate(gpmc_l3_clk);
+
+ if (rate == 0) {
+ printk(KERN_WARNING "gpmc_l3_clk not enabled\n");
+ return 0;
+ }
+
+ rate /= 1000;
+ rate = 1000000000 / rate; /* In picoseconds */
+
+ return rate;
}
unsigned int gpmc_ns_to_ticks(unsigned int time_ns)
@@ -110,6 +115,11 @@ unsigned int gpmc_ns_to_ticks(unsigned int time_ns)
return (time_ns * 1000 + tick_ps - 1) / tick_ps;
}
+unsigned int gpmc_ticks_to_ns(unsigned int ticks)
+{
+ return ticks * gpmc_get_fclk_period() / 1000;
+}
+
unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns)
{
unsigned long ticks = gpmc_ns_to_ticks(time_ns);
@@ -210,6 +220,11 @@ int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t)
GPMC_SET_ONE(GPMC_CS_CONFIG5, 24, 27, page_burst_access);
+ if (cpu_is_omap34xx()) {
+ GPMC_SET_ONE(GPMC_CS_CONFIG6, 16, 19, wr_data_mux_bus);
+ GPMC_SET_ONE(GPMC_CS_CONFIG6, 24, 28, wr_access);
+ }
+
/* caller is expected to have initialized CONFIG1 to cover
* at least sync vs async
*/
@@ -350,6 +365,7 @@ out:
spin_unlock(&gpmc_mem_lock);
return r;
}
+EXPORT_SYMBOL(gpmc_cs_request);
void gpmc_cs_free(int cs)
{
@@ -365,8 +381,9 @@ void gpmc_cs_free(int cs)
gpmc_cs_set_reserved(cs, 0);
spin_unlock(&gpmc_mem_lock);
}
+EXPORT_SYMBOL(gpmc_cs_free);
-void __init gpmc_mem_init(void)
+static void __init gpmc_mem_init(void)
{
int cs;
unsigned long boot_rom_space = 0;
@@ -396,12 +413,33 @@ void __init gpmc_mem_init(void)
void __init gpmc_init(void)
{
u32 l;
+ char *ck;
+
+ if (cpu_is_omap24xx()) {
+ ck = "core_l3_ck";
+ if (cpu_is_omap2420())
+ l = OMAP2420_GPMC_BASE;
+ else
+ l = OMAP34XX_GPMC_BASE;
+ } else if (cpu_is_omap34xx()) {
+ ck = "gpmc_fck";
+ l = OMAP34XX_GPMC_BASE;
+ }
- gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */
- if (IS_ERR(gpmc_fck))
- WARN_ON(1);
- else
- clk_enable(gpmc_fck);
+ gpmc_l3_clk = clk_get(NULL, ck);
+ if (IS_ERR(gpmc_l3_clk)) {
+ printk(KERN_ERR "Could not get GPMC clock %s\n", ck);
+ return -ENODEV;
+ }
+
+ gpmc_base = ioremap(l, SZ_4K);
+ if (!gpmc_base) {
+ clk_put(gpmc_l3_clk);
+ printk(KERN_ERR "Could not get GPMC register memory\n");
+ return -ENOMEM;
+ }
+
+ BUG_ON(IS_ERR(gpmc_l3_clk));
l = gpmc_read_reg(GPMC_REVISION);
printk(KERN_INFO "GPMC revision %d.%d\n", (l >> 4) & 0x0f, l & 0x0f);
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 209177c..bf45ff3 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -18,24 +18,15 @@
#include <asm/cputype.h>
+#include <mach/common.h>
#include <mach/control.h>
#include <mach/cpu.h>
-#if defined(CONFIG_ARCH_OMAP2420)
-#define TAP_BASE io_p2v(0x48014000)
-#elif defined(CONFIG_ARCH_OMAP2430)
-#define TAP_BASE io_p2v(0x4900A000)
-#elif defined(CONFIG_ARCH_OMAP34XX)
-#define TAP_BASE io_p2v(0x4830A000)
-#endif
+static u32 class;
+static void __iomem *tap_base;
+static u16 tap_prod_id;
#define OMAP_TAP_IDCODE 0x0204
-#if defined(CONFIG_ARCH_OMAP34XX)
-#define OMAP_TAP_PROD_ID 0x0210
-#else
-#define OMAP_TAP_PROD_ID 0x0208
-#endif
-
#define OMAP_TAP_DIE_ID_0 0x0218
#define OMAP_TAP_DIE_ID_1 0x021C
#define OMAP_TAP_DIE_ID_2 0x0220
@@ -94,18 +85,24 @@ static u32 __init read_tap_reg(int reg)
* it means its Cortex r0p0 which is 3430 ES1
*/
if ((((cpuid >> 4) & 0xFFF) == 0xC08) && ((cpuid & 0xF) == 0x0)) {
+
+ if (reg == tap_prod_id) {
+ regval = 0x000F00F0;
+ goto out;
+ }
+
switch (reg) {
case OMAP_TAP_IDCODE : regval = 0x0B7AE02F; break;
/* Making DevType as 0xF in ES1 to differ from ES2 */
- case OMAP_TAP_PROD_ID : regval = 0x000F00F0; break;
case OMAP_TAP_DIE_ID_0: regval = 0x01000000; break;
case OMAP_TAP_DIE_ID_1: regval = 0x1012d687; break;
case OMAP_TAP_DIE_ID_2: regval = 0x00000000; break;
case OMAP_TAP_DIE_ID_3: regval = 0x2d2c0000; break;
}
} else
- regval = __raw_readl(TAP_BASE + reg);
+ regval = __raw_readl(tap_base + reg);
+out:
return regval;
}
@@ -204,7 +201,7 @@ void __init omap2_check_revision(void)
u8 rev;
idcode = read_tap_reg(OMAP_TAP_IDCODE);
- prod_id = read_tap_reg(OMAP_TAP_PROD_ID);
+ prod_id = read_tap_reg(tap_prod_id);
hawkeye = (idcode >> 12) & 0xffff;
rev = (idcode >> 28) & 0x0f;
dev_type = (prod_id >> 16) & 0x0f;
@@ -269,3 +266,13 @@ void __init omap2_check_revision(void)
}
+void __init omap2_set_globals_tap(struct omap_globals *omap2_globals)
+{
+ class = omap2_globals->class;
+ tap_base = omap2_globals->tap;
+
+ if (class == 0x3430)
+ tap_prod_id = 0x0210;
+ else
+ tap_prod_id = 0x0208;
+}
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 7c3d628..5ea64f9 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -4,8 +4,11 @@
* OMAP2 I/O mapping code
*
* Copyright (C) 2005 Nokia Corporation
- * Author: Juha Yrjölä <juha.yrjola@nokia.com>
- * Updated map desc to add 2430 support : <x0khasim@ti.com>
+ * Copyright (C) 2007 Texas Instruments
+ *
+ * Author:
+ * Juha Yrjola <juha.yrjola@nokia.com>
+ * Syed Khasim <x0khasim@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
@@ -23,19 +26,26 @@
#include <mach/mux.h>
#include <mach/omapfb.h>
+#include <mach/sram.h>
+
+#include "memory.h"
+
+#include "clock.h"
+
+#include <mach/powerdomain.h>
+
+#include "powerdomains.h"
-extern void omap_sram_init(void);
-extern int omap2_clk_init(void);
-extern void omap2_check_revision(void);
-extern void omap2_init_memory(void);
-extern void gpmc_init(void);
-extern void omapfb_reserve_sdram(void);
+#include <mach/clockdomain.h>
+#include "clockdomains.h"
/*
* The machine specific code may provide the extra mapping besides the
* default mapping provided here.
*/
-static struct map_desc omap2_io_desc[] __initdata = {
+
+#ifdef CONFIG_ARCH_OMAP24XX
+static struct map_desc omap24xx_io_desc[] __initdata = {
{
.virtual = L3_24XX_VIRT,
.pfn = __phys_to_pfn(L3_24XX_PHYS),
@@ -43,12 +53,39 @@ static struct map_desc omap2_io_desc[] __initdata = {
.type = MT_DEVICE
},
{
- .virtual = L4_24XX_VIRT,
- .pfn = __phys_to_pfn(L4_24XX_PHYS),
- .length = L4_24XX_SIZE,
- .type = MT_DEVICE
+ .virtual = L4_24XX_VIRT,
+ .pfn = __phys_to_pfn(L4_24XX_PHYS),
+ .length = L4_24XX_SIZE,
+ .type = MT_DEVICE
},
+};
+
+#ifdef CONFIG_ARCH_OMAP2420
+static struct map_desc omap242x_io_desc[] __initdata = {
+ {
+ .virtual = DSP_MEM_24XX_VIRT,
+ .pfn = __phys_to_pfn(DSP_MEM_24XX_PHYS),
+ .length = DSP_MEM_24XX_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = DSP_IPI_24XX_VIRT,
+ .pfn = __phys_to_pfn(DSP_IPI_24XX_PHYS),
+ .length = DSP_IPI_24XX_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = DSP_MMU_24XX_VIRT,
+ .pfn = __phys_to_pfn(DSP_MMU_24XX_PHYS),
+ .length = DSP_MMU_24XX_SIZE,
+ .type = MT_DEVICE
+ },
+};
+
+#endif
+
#ifdef CONFIG_ARCH_OMAP2430
+static struct map_desc omap243x_io_desc[] __initdata = {
{
.virtual = L4_WK_243X_VIRT,
.pfn = __phys_to_pfn(L4_WK_243X_PHYS),
@@ -61,30 +98,90 @@ static struct map_desc omap2_io_desc[] __initdata = {
.length = OMAP243X_GPMC_SIZE,
.type = MT_DEVICE
},
+ {
+ .virtual = OMAP243X_SDRC_VIRT,
+ .pfn = __phys_to_pfn(OMAP243X_SDRC_PHYS),
+ .length = OMAP243X_SDRC_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = OMAP243X_SMS_VIRT,
+ .pfn = __phys_to_pfn(OMAP243X_SMS_PHYS),
+ .length = OMAP243X_SMS_SIZE,
+ .type = MT_DEVICE
+ },
+};
+#endif
#endif
+
+#ifdef CONFIG_ARCH_OMAP34XX
+static struct map_desc omap34xx_io_desc[] __initdata = {
{
- .virtual = DSP_MEM_24XX_VIRT,
- .pfn = __phys_to_pfn(DSP_MEM_24XX_PHYS),
- .length = DSP_MEM_24XX_SIZE,
+ .virtual = L3_34XX_VIRT,
+ .pfn = __phys_to_pfn(L3_34XX_PHYS),
+ .length = L3_34XX_SIZE,
.type = MT_DEVICE
},
{
- .virtual = DSP_IPI_24XX_VIRT,
- .pfn = __phys_to_pfn(DSP_IPI_24XX_PHYS),
- .length = DSP_IPI_24XX_SIZE,
+ .virtual = L4_34XX_VIRT,
+ .pfn = __phys_to_pfn(L4_34XX_PHYS),
+ .length = L4_34XX_SIZE,
.type = MT_DEVICE
},
{
- .virtual = DSP_MMU_24XX_VIRT,
- .pfn = __phys_to_pfn(DSP_MMU_24XX_PHYS),
- .length = DSP_MMU_24XX_SIZE,
+ .virtual = L4_WK_34XX_VIRT,
+ .pfn = __phys_to_pfn(L4_WK_34XX_PHYS),
+ .length = L4_WK_34XX_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = OMAP34XX_GPMC_VIRT,
+ .pfn = __phys_to_pfn(OMAP34XX_GPMC_PHYS),
+ .length = OMAP34XX_GPMC_SIZE,
.type = MT_DEVICE
- }
+ },
+ {
+ .virtual = OMAP343X_SMS_VIRT,
+ .pfn = __phys_to_pfn(OMAP343X_SMS_PHYS),
+ .length = OMAP343X_SMS_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = OMAP343X_SDRC_VIRT,
+ .pfn = __phys_to_pfn(OMAP343X_SDRC_PHYS),
+ .length = OMAP343X_SDRC_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = L4_PER_34XX_VIRT,
+ .pfn = __phys_to_pfn(L4_PER_34XX_PHYS),
+ .length = L4_PER_34XX_SIZE,
+ .type = MT_DEVICE
+ },
+ {
+ .virtual = L4_EMU_34XX_VIRT,
+ .pfn = __phys_to_pfn(L4_EMU_34XX_PHYS),
+ .length = L4_EMU_34XX_SIZE,
+ .type = MT_DEVICE
+ },
};
+#endif
void __init omap2_map_common_io(void)
{
- iotable_init(omap2_io_desc, ARRAY_SIZE(omap2_io_desc));
+#if defined(CONFIG_ARCH_OMAP2420)
+ iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
+ iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc));
+#endif
+
+#if defined(CONFIG_ARCH_OMAP2430)
+ iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
+ iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc));
+#endif
+
+#if defined(CONFIG_ARCH_OMAP34XX)
+ iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc));
+#endif
/* Normally devicemaps_init() would flush caches and tlb after
* mdesc->map_io(), but we must also do it here because of the CPU
@@ -101,12 +198,9 @@ void __init omap2_map_common_io(void)
void __init omap2_init_common_hw(void)
{
omap2_mux_init();
+ pwrdm_init(powerdomains_omap);
+ clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps);
omap2_clk_init();
-/*
- * Need to Fix this for 2430
- */
-#ifndef CONFIG_ARCH_OMAP2430
omap2_init_memory();
-#endif
gpmc_init();
}
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index 196a956..d354e0f 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -16,14 +16,20 @@
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/mach/irq.h>
-#include <asm/irq.h>
-#define INTC_REVISION 0x0000
-#define INTC_SYSCONFIG 0x0010
-#define INTC_SYSSTATUS 0x0014
-#define INTC_CONTROL 0x0048
-#define INTC_MIR_CLEAR0 0x0088
-#define INTC_MIR_SET0 0x008c
+
+/* selected INTC register offsets */
+
+#define INTC_REVISION 0x0000
+#define INTC_SYSCONFIG 0x0010
+#define INTC_SYSSTATUS 0x0014
+#define INTC_CONTROL 0x0048
+#define INTC_MIR_CLEAR0 0x0088
+#define INTC_MIR_SET0 0x008c
+#define INTC_PENDING_IRQ0 0x0098
+
+/* Number of IRQ state bits in each MIR register */
+#define IRQ_BITS_PER_REG 32
/*
* OMAP2 has a number of different interrupt controllers, each interrupt
@@ -32,48 +38,50 @@
* for each bank.. when in doubt, consult the TRM.
*/
static struct omap_irq_bank {
- unsigned long base_reg;
+ void __iomem *base_reg;
unsigned int nr_irqs;
} __attribute__ ((aligned(4))) irq_banks[] = {
{
/* MPU INTC */
- .base_reg = IO_ADDRESS(OMAP24XX_IC_BASE),
+ .base_reg = 0,
.nr_irqs = 96,
- }, {
- /* XXX: DSP INTC */
- }
+ },
};
+/* INTC bank register get/set */
+
+static void intc_bank_write_reg(u32 val, struct omap_irq_bank *bank, u16 reg)
+{
+ __raw_writel(val, bank->base_reg + reg);
+}
+
+static u32 intc_bank_read_reg(struct omap_irq_bank *bank, u16 reg)
+{
+ return __raw_readl(bank->base_reg + reg);
+}
+
/* XXX: FIQ and additional INTC support (only MPU at the moment) */
static void omap_ack_irq(unsigned int irq)
{
- __raw_writel(0x1, irq_banks[0].base_reg + INTC_CONTROL);
+ intc_bank_write_reg(0x1, &irq_banks[0], INTC_CONTROL);
}
static void omap_mask_irq(unsigned int irq)
{
- int offset = (irq >> 5) << 5;
+ int offset = irq & (~(IRQ_BITS_PER_REG - 1));
- if (irq >= 64) {
- irq %= 64;
- } else if (irq >= 32) {
- irq %= 32;
- }
+ irq &= (IRQ_BITS_PER_REG - 1);
- __raw_writel(1 << irq, irq_banks[0].base_reg + INTC_MIR_SET0 + offset);
+ intc_bank_write_reg(1 << irq, &irq_banks[0], INTC_MIR_SET0 + offset);
}
static void omap_unmask_irq(unsigned int irq)
{
- int offset = (irq >> 5) << 5;
+ int offset = irq & (~(IRQ_BITS_PER_REG - 1));
- if (irq >= 64) {
- irq %= 64;
- } else if (irq >= 32) {
- irq %= 32;
- }
+ irq &= (IRQ_BITS_PER_REG - 1);
- __raw_writel(1 << irq, irq_banks[0].base_reg + INTC_MIR_CLEAR0 + offset);
+ intc_bank_write_reg(1 << irq, &irq_banks[0], INTC_MIR_CLEAR0 + offset);
}
static void omap_mask_ack_irq(unsigned int irq)
@@ -93,20 +101,20 @@ static void __init omap_irq_bank_init_one(struct omap_irq_bank *bank)
{
unsigned long tmp;
- tmp = __raw_readl(bank->base_reg + INTC_REVISION) & 0xff;
- printk(KERN_INFO "IRQ: Found an INTC at 0x%08lx "
+ tmp = intc_bank_read_reg(bank, INTC_REVISION) & 0xff;
+ printk(KERN_INFO "IRQ: Found an INTC at 0x%p "
"(revision %ld.%ld) with %d interrupts\n",
bank->base_reg, tmp >> 4, tmp & 0xf, bank->nr_irqs);
- tmp = __raw_readl(bank->base_reg + INTC_SYSCONFIG);
+ tmp = intc_bank_read_reg(bank, INTC_SYSCONFIG);
tmp |= 1 << 1; /* soft reset */
- __raw_writel(tmp, bank->base_reg + INTC_SYSCONFIG);
+ intc_bank_write_reg(tmp, bank, INTC_SYSCONFIG);
- while (!(__raw_readl(bank->base_reg + INTC_SYSSTATUS) & 0x1))
+ while (!(intc_bank_read_reg(bank, INTC_SYSSTATUS) & 0x1))
/* Wait for reset to complete */;
/* Enable autoidle */
- __raw_writel(1 << 0, bank->base_reg + INTC_SYSCONFIG);
+ intc_bank_write_reg(1 << 0, bank, INTC_SYSCONFIG);
}
void __init omap_init_irq(void)
@@ -118,9 +126,10 @@ void __init omap_init_irq(void)
for (i = 0; i < ARRAY_SIZE(irq_banks); i++) {
struct omap_irq_bank *bank = irq_banks + i;
- /* XXX */
- if (!bank->base_reg)
- continue;
+ if (cpu_is_omap24xx())
+ bank->base_reg = OMAP2_IO_ADDRESS(OMAP24XX_IC_BASE);
+ else if (cpu_is_omap34xx())
+ bank->base_reg = OMAP2_IO_ADDRESS(OMAP34XX_IC_BASE);
omap_irq_bank_init_one(bank);
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index b261f1f..cae3ebe 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -89,6 +89,30 @@ static struct mcbsp_internal_clk omap_mcbsp_clks[] = {
.disable = omap_mcbsp_clk_disable,
},
},
+ {
+ .clk = {
+ .name = "mcbsp_clk",
+ .id = 3,
+ .enable = omap_mcbsp_clk_enable,
+ .disable = omap_mcbsp_clk_disable,
+ },
+ },
+ {
+ .clk = {
+ .name = "mcbsp_clk",
+ .id = 4,
+ .enable = omap_mcbsp_clk_enable,
+ .disable = omap_mcbsp_clk_disable,
+ },
+ },
+ {
+ .clk = {
+ .name = "mcbsp_clk",
+ .id = 5,
+ .enable = omap_mcbsp_clk_enable,
+ .disable = omap_mcbsp_clk_disable,
+ },
+ },
};
#define omap_mcbsp_clks_size ARRAY_SIZE(omap_mcbsp_clks)
@@ -117,25 +141,14 @@ static void omap2_mcbsp_request(unsigned int id)
omap2_mcbsp2_mux_setup();
}
-static int omap2_mcbsp_check(unsigned int id)
-{
- if (id > OMAP_MAX_MCBSP_COUNT - 1) {
- printk(KERN_ERR "OMAP-McBSP: McBSP%d doesn't exist\n", id + 1);
- return -ENODEV;
- }
- return 0;
-}
-
static struct omap_mcbsp_ops omap2_mcbsp_ops = {
.request = omap2_mcbsp_request,
- .check = omap2_mcbsp_check,
};
-#ifdef CONFIG_ARCH_OMAP24XX
-static struct omap_mcbsp_platform_data omap24xx_mcbsp_pdata[] = {
+#ifdef CONFIG_ARCH_OMAP2420
+static struct omap_mcbsp_platform_data omap2420_mcbsp_pdata[] = {
{
.phys_base = OMAP24XX_MCBSP1_BASE,
- .virt_base = IO_ADDRESS(OMAP24XX_MCBSP1_BASE),
.dma_rx_sync = OMAP24XX_DMA_MCBSP1_RX,
.dma_tx_sync = OMAP24XX_DMA_MCBSP1_TX,
.rx_irq = INT_24XX_MCBSP1_IRQ_RX,
@@ -145,7 +158,6 @@ static struct omap_mcbsp_platform_data omap24xx_mcbsp_pdata[] = {
},
{
.phys_base = OMAP24XX_MCBSP2_BASE,
- .virt_base = IO_ADDRESS(OMAP24XX_MCBSP2_BASE),
.dma_rx_sync = OMAP24XX_DMA_MCBSP2_RX,
.dma_tx_sync = OMAP24XX_DMA_MCBSP2_TX,
.rx_irq = INT_24XX_MCBSP2_IRQ_RX,
@@ -154,17 +166,70 @@ static struct omap_mcbsp_platform_data omap24xx_mcbsp_pdata[] = {
.clk_name = "mcbsp_clk",
},
};
-#define OMAP24XX_MCBSP_PDATA_SZ ARRAY_SIZE(omap24xx_mcbsp_pdata)
+#define OMAP2420_MCBSP_PDATA_SZ ARRAY_SIZE(omap2420_mcbsp_pdata)
#else
-#define omap24xx_mcbsp_pdata NULL
-#define OMAP24XX_MCBSP_PDATA_SZ 0
+#define omap2420_mcbsp_pdata NULL
+#define OMAP2420_MCBSP_PDATA_SZ 0
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+static struct omap_mcbsp_platform_data omap2430_mcbsp_pdata[] = {
+ {
+ .phys_base = OMAP24XX_MCBSP1_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP1_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP1_TX,
+ .rx_irq = INT_24XX_MCBSP1_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP1_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+ {
+ .phys_base = OMAP24XX_MCBSP2_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP2_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP2_TX,
+ .rx_irq = INT_24XX_MCBSP2_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP2_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+ {
+ .phys_base = OMAP2430_MCBSP3_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP3_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP3_TX,
+ .rx_irq = INT_24XX_MCBSP3_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP3_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+ {
+ .phys_base = OMAP2430_MCBSP4_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP4_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP4_TX,
+ .rx_irq = INT_24XX_MCBSP4_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP4_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+ {
+ .phys_base = OMAP2430_MCBSP5_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP5_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP5_TX,
+ .rx_irq = INT_24XX_MCBSP5_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP5_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+};
+#define OMAP2430_MCBSP_PDATA_SZ ARRAY_SIZE(omap2430_mcbsp_pdata)
+#else
+#define omap2430_mcbsp_pdata NULL
+#define OMAP2430_MCBSP_PDATA_SZ 0
#endif
#ifdef CONFIG_ARCH_OMAP34XX
static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
{
.phys_base = OMAP34XX_MCBSP1_BASE,
- .virt_base = IO_ADDRESS(OMAP34XX_MCBSP1_BASE),
.dma_rx_sync = OMAP24XX_DMA_MCBSP1_RX,
.dma_tx_sync = OMAP24XX_DMA_MCBSP1_TX,
.rx_irq = INT_24XX_MCBSP1_IRQ_RX,
@@ -174,7 +239,6 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
},
{
.phys_base = OMAP34XX_MCBSP2_BASE,
- .virt_base = IO_ADDRESS(OMAP34XX_MCBSP2_BASE),
.dma_rx_sync = OMAP24XX_DMA_MCBSP2_RX,
.dma_tx_sync = OMAP24XX_DMA_MCBSP2_TX,
.rx_irq = INT_24XX_MCBSP2_IRQ_RX,
@@ -182,6 +246,33 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
.ops = &omap2_mcbsp_ops,
.clk_name = "mcbsp_clk",
},
+ {
+ .phys_base = OMAP34XX_MCBSP3_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP3_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP3_TX,
+ .rx_irq = INT_24XX_MCBSP3_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP3_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+ {
+ .phys_base = OMAP34XX_MCBSP4_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP4_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP4_TX,
+ .rx_irq = INT_24XX_MCBSP4_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP4_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
+ {
+ .phys_base = OMAP34XX_MCBSP5_BASE,
+ .dma_rx_sync = OMAP24XX_DMA_MCBSP5_RX,
+ .dma_tx_sync = OMAP24XX_DMA_MCBSP5_TX,
+ .rx_irq = INT_24XX_MCBSP5_IRQ_RX,
+ .tx_irq = INT_24XX_MCBSP5_IRQ_TX,
+ .ops = &omap2_mcbsp_ops,
+ .clk_name = "mcbsp_clk",
+ },
};
#define OMAP34XX_MCBSP_PDATA_SZ ARRAY_SIZE(omap34xx_mcbsp_pdata)
#else
@@ -189,7 +280,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
#define OMAP34XX_MCBSP_PDATA_SZ 0
#endif
-int __init omap2_mcbsp_init(void)
+static int __init omap2_mcbsp_init(void)
{
int i;
@@ -199,10 +290,24 @@ int __init omap2_mcbsp_init(void)
clk_register(&omap_mcbsp_clks[i].clk);
}
- if (cpu_is_omap24xx())
- omap_mcbsp_register_board_cfg(omap24xx_mcbsp_pdata,
- OMAP24XX_MCBSP_PDATA_SZ);
+ if (cpu_is_omap2420())
+ omap_mcbsp_count = OMAP2420_MCBSP_PDATA_SZ;
+ if (cpu_is_omap2430())
+ omap_mcbsp_count = OMAP2430_MCBSP_PDATA_SZ;
+ if (cpu_is_omap34xx())
+ omap_mcbsp_count = OMAP34XX_MCBSP_PDATA_SZ;
+
+ mcbsp_ptr = kzalloc(omap_mcbsp_count * sizeof(struct omap_mcbsp *),
+ GFP_KERNEL);
+ if (!mcbsp_ptr)
+ return -ENOMEM;
+ if (cpu_is_omap2420())
+ omap_mcbsp_register_board_cfg(omap2420_mcbsp_pdata,
+ OMAP2420_MCBSP_PDATA_SZ);
+ if (cpu_is_omap2430())
+ omap_mcbsp_register_board_cfg(omap2430_mcbsp_pdata,
+ OMAP2430_MCBSP_PDATA_SZ);
if (cpu_is_omap34xx())
omap_mcbsp_register_board_cfg(omap34xx_mcbsp_pdata,
OMAP34XX_MCBSP_PDATA_SZ);
diff --git a/arch/arm/mach-omap2/memory.c b/arch/arm/mach-omap2/memory.c
index ab1462b..882c702 100644
--- a/arch/arm/mach-omap2/memory.c
+++ b/arch/arm/mach-omap2/memory.c
@@ -101,6 +101,17 @@ u32 omap2_reprogram_sdrc(u32 level, u32 force)
return prev;
}
+#if !defined(CONFIG_ARCH_OMAP2)
+void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
+ u32 base_cs, u32 force_unlock)
+{
+}
+void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
+ u32 mem_type)
+{
+}
+#endif
+
void omap2_init_memory_params(u32 force_lock_to_unlock_mode)
{
unsigned long dll_cnt;
@@ -165,6 +176,9 @@ void __init omap2_init_memory(void)
{
u32 l;
+ if (!cpu_is_omap2420())
+ return;
+
l = sms_read_reg(SMS_SYSCONFIG);
l &= ~(0x3 << 3);
l |= (0x2 << 3);
diff --git a/arch/arm/mach-omap2/memory.h b/arch/arm/mach-omap2/memory.h
index 9a280b5..bb3db80 100644
--- a/arch/arm/mach-omap2/memory.h
+++ b/arch/arm/mach-omap2/memory.h
@@ -14,6 +14,9 @@
* published by the Free Software Foundation.
*/
+#ifndef ARCH_ARM_MACH_OMAP2_MEMORY_H
+#define ARCH_ARM_MACH_OMAP2_MEMORY_H
+
/* Memory timings */
#define M_DDR 1
#define M_LOCK_CTRL (1 << 2)
@@ -34,3 +37,7 @@ extern u32 omap2_memory_get_fast_dll_ctrl(void);
extern u32 omap2_memory_get_type(void);
u32 omap2_dll_force_needed(void);
u32 omap2_reprogram_sdrc(u32 level, u32 force);
+void __init omap2_init_memory(void);
+void __init gpmc_init(void);
+
+#endif
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 6b7d672..b139367 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -1,7 +1,7 @@
/*
* linux/arch/arm/mach-omap2/mux.c
*
- * OMAP2 pin multiplexing configurations
+ * OMAP2 and OMAP3 pin multiplexing configurations
*
* Copyright (C) 2004 - 2008 Texas Instruments Inc.
* Copyright (C) 2003 - 2008 Nokia Corporation
@@ -220,16 +220,222 @@ MUX_CFG_24XX("AD13_2430_MCBSP2_DR_OFF", 0x0131, 0, 0, 0, 1)
#define OMAP24XX_PINS_SZ 0
#endif /* CONFIG_ARCH_OMAP24XX */
-#define OMAP24XX_PULL_ENA (1 << 3)
-#define OMAP24XX_PULL_UP (1 << 4)
+#ifdef CONFIG_ARCH_OMAP34XX
+static struct pin_config __initdata_or_module omap34xx_pins[] = {
+/*
+ * Name, reg-offset,
+ * mux-mode | [active-mode | off-mode]
+ */
+
+/* 34xx I2C */
+MUX_CFG_34XX("K21_34XX_I2C1_SCL", 0x1ba,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("J21_34XX_I2C1_SDA", 0x1bc,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AF15_34XX_I2C2_SCL", 0x1be,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AE15_34XX_I2C2_SDA", 0x1c0,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AF14_34XX_I2C3_SCL", 0x1c2,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AG14_34XX_I2C3_SDA", 0x1c4,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AD26_34XX_I2C4_SCL", 0xa00,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AE26_34XX_I2C4_SDA", 0xa02,
+ OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_INPUT_PULLUP)
+
+/* PHY - HSUSB: 12-pin ULPI PHY: Port 1*/
+MUX_CFG_34XX("Y8_3430_USB1HS_PHY_CLK", 0x5da,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_OUTPUT)
+MUX_CFG_34XX("Y9_3430_USB1HS_PHY_STP", 0x5d8,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_OUTPUT)
+MUX_CFG_34XX("AA14_3430_USB1HS_PHY_DIR", 0x5ec,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AA11_3430_USB1HS_PHY_NXT", 0x5ee,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W13_3430_USB1HS_PHY_D0", 0x5dc,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W12_3430_USB1HS_PHY_D1", 0x5de,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W11_3430_USB1HS_PHY_D2", 0x5e0,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y11_3430_USB1HS_PHY_D3", 0x5ea,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W9_3430_USB1HS_PHY_D4", 0x5e4,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y12_3430_USB1HS_PHY_D5", 0x5e6,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W8_3430_USB1HS_PHY_D6", 0x5e8,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y13_3430_USB1HS_PHY_D7", 0x5e2,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+
+/* PHY - HSUSB: 12-pin ULPI PHY: Port 2*/
+MUX_CFG_34XX("AA8_3430_USB2HS_PHY_CLK", 0x5f0,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_OUTPUT)
+MUX_CFG_34XX("AA10_3430_USB2HS_PHY_STP", 0x5f2,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_OUTPUT)
+MUX_CFG_34XX("AA9_3430_USB2HS_PHY_DIR", 0x5f4,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB11_3430_USB2HS_PHY_NXT", 0x5f6,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB10_3430_USB2HS_PHY_D0", 0x5f8,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB9_3430_USB2HS_PHY_D1", 0x5fa,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W3_3430_USB2HS_PHY_D2", 0x1d4,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T4_3430_USB2HS_PHY_D3", 0x1de,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T3_3430_USB2HS_PHY_D4", 0x1d8,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("R3_3430_USB2HS_PHY_D5", 0x1da,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("R4_3430_USB2HS_PHY_D6", 0x1dc,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T2_3430_USB2HS_PHY_D7", 0x1d6,
+ OMAP34XX_MUX_MODE3 | OMAP34XX_PIN_INPUT_PULLDOWN)
+
+/* TLL - HSUSB: 12-pin TLL Port 1*/
+MUX_CFG_34XX("Y8_3430_USB1HS_TLL_CLK", 0x5da,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y9_3430_USB1HS_TLL_STP", 0x5d8,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AA14_3430_USB1HS_TLL_DIR", 0x5ec,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AA11_3430_USB1HS_TLL_NXT", 0x5ee,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W13_3430_USB1HS_TLL_D0", 0x5dc,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W12_3430_USB1HS_TLL_D1", 0x5de,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W11_3430_USB1HS_TLL_D2", 0x5e0,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y11_3430_USB1HS_TLL_D3", 0x5ea,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W9_3430_USB1HS_TLL_D4", 0x5e4,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y12_3430_USB1HS_TLL_D5", 0x5e6,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W8_3430_USB1HS_TLL_D6", 0x5e8,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y13_3430_USB1HS_TLL_D7", 0x5e2,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+
+/* TLL - HSUSB: 12-pin TLL Port 2*/
+MUX_CFG_34XX("AA8_3430_USB2HS_TLL_CLK", 0x5f0,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AA10_3430_USB2HS_TLL_STP", 0x5f2,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AA9_3430_USB2HS_TLL_DIR", 0x5f4,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB11_3430_USB2HS_TLL_NXT", 0x5f6,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB10_3430_USB2HS_TLL_D0", 0x5f8,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB9_3430_USB2HS_TLL_D1", 0x5fa,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W3_3430_USB2HS_TLL_D2", 0x1d4,
+ OMAP34XX_MUX_MODE2 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T4_3430_USB2HS_TLL_D3", 0x1de,
+ OMAP34XX_MUX_MODE2 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T3_3430_USB2HS_TLL_D4", 0x1d8,
+ OMAP34XX_MUX_MODE2 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("R3_3430_USB2HS_TLL_D5", 0x1da,
+ OMAP34XX_MUX_MODE2 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("R4_3430_USB2HS_TLL_D6", 0x1dc,
+ OMAP34XX_MUX_MODE2 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T2_3430_USB2HS_TLL_D7", 0x1d6,
+ OMAP34XX_MUX_MODE2 | OMAP34XX_PIN_INPUT_PULLDOWN)
+
+/* TLL - HSUSB: 12-pin TLL Port 3*/
+MUX_CFG_34XX("AA6_3430_USB3HS_TLL_CLK", 0x180,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB3_3430_USB3HS_TLL_STP", 0x166,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLUP)
+MUX_CFG_34XX("AA3_3430_USB3HS_TLL_DIR", 0x168,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y3_3430_USB3HS_TLL_NXT", 0x16a,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AA5_3430_USB3HS_TLL_D0", 0x186,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y4_3430_USB3HS_TLL_D1", 0x184,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y5_3430_USB3HS_TLL_D2", 0x188,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W5_3430_USB3HS_TLL_D3", 0x18a,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB12_3430_USB3HS_TLL_D4", 0x16c,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB13_3430_USB3HS_TLL_D5", 0x16e,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AA13_3430_USB3HS_TLL_D6", 0x170,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AA12_3430_USB3HS_TLL_D7", 0x172,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+
+/* PHY FSUSB: FS Serial for Port 1 (multiple PHY modes supported) */
+MUX_CFG_34XX("AF10_3430_USB1FS_PHY_MM1_RXDP", 0x5d8,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AG9_3430_USB1FS_PHY_MM1_RXDM", 0x5ee,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W13_3430_USB1FS_PHY_MM1_RXRCV", 0x5dc,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W12_3430_USB1FS_PHY_MM1_TXSE0", 0x5de,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W11_3430_USB1FS_PHY_MM1_TXDAT", 0x5e0,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("Y11_3430_USB1FS_PHY_MM1_TXEN_N", 0x5ea,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_OUTPUT)
+
+/* PHY FSUSB: FS Serial for Port 2 (multiple PHY modes supported) */
+MUX_CFG_34XX("AF7_3430_USB2FS_PHY_MM2_RXDP", 0x5f2,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AH7_3430_USB2FS_PHY_MM2_RXDM", 0x5f6,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB10_3430_USB2FS_PHY_MM2_RXRCV", 0x5f8,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AB9_3430_USB2FS_PHY_MM2_TXSE0", 0x5fa,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("W3_3430_USB2FS_PHY_MM2_TXDAT", 0x1d4,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("T4_3430_USB2FS_PHY_MM2_TXEN_N", 0x1de,
+ OMAP34XX_MUX_MODE5 | OMAP34XX_PIN_OUTPUT)
+
+/* PHY FSUSB: FS Serial for Port 3 (multiple PHY modes supported) */
+MUX_CFG_34XX("AH3_3430_USB3FS_PHY_MM3_RXDP", 0x166,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AE3_3430_USB3FS_PHY_MM3_RXDM", 0x16a,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AD1_3430_USB3FS_PHY_MM3_RXRCV", 0x186,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AE1_3430_USB3FS_PHY_MM3_TXSE0", 0x184,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AD2_3430_USB3FS_PHY_MM3_TXDAT", 0x188,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_INPUT_PULLDOWN)
+MUX_CFG_34XX("AC1_3430_USB3FS_PHY_MM3_TXEN_N", 0x18a,
+ OMAP34XX_MUX_MODE6 | OMAP34XX_PIN_OUTPUT)
+
+};
+
+#define OMAP34XX_PINS_SZ ARRAY_SIZE(omap34xx_pins)
+
+#else
+#define omap34xx_pins NULL
+#define OMAP34XX_PINS_SZ 0
+#endif /* CONFIG_ARCH_OMAP34XX */
#if defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS)
-void __init_or_module omap2_cfg_debug(const struct pin_config *cfg, u8 reg)
+static void __init_or_module omap2_cfg_debug(const struct pin_config *cfg, u16 reg)
{
u16 orig;
u8 warn = 0, debug = 0;
- orig = omap_ctrl_readb(cfg->mux_reg);
+ if (cpu_is_omap24xx())
+ orig = omap_ctrl_readb(cfg->mux_reg);
+ else
+ orig = omap_ctrl_readw(cfg->mux_reg);
#ifdef CONFIG_OMAP_MUX_DEBUG
debug = cfg->debug;
@@ -255,9 +461,9 @@ int __init_or_module omap24xx_cfg_reg(const struct pin_config *cfg)
spin_lock_irqsave(&mux_spin_lock, flags);
reg |= cfg->mask & 0x7;
if (cfg->pull_val)
- reg |= OMAP24XX_PULL_ENA;
+ reg |= OMAP2_PULL_ENA;
if (cfg->pu_pd_val)
- reg |= OMAP24XX_PULL_UP;
+ reg |= OMAP2_PULL_UP;
omap2_cfg_debug(cfg, reg);
omap_ctrl_writeb(reg, cfg->mux_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
@@ -265,7 +471,26 @@ int __init_or_module omap24xx_cfg_reg(const struct pin_config *cfg)
return 0;
}
#else
-#define omap24xx_cfg_reg 0
+#define omap24xx_cfg_reg NULL
+#endif
+
+#ifdef CONFIG_ARCH_OMAP34XX
+static int __init_or_module omap34xx_cfg_reg(const struct pin_config *cfg)
+{
+ static DEFINE_SPINLOCK(mux_spin_lock);
+ unsigned long flags;
+ u16 reg = 0;
+
+ spin_lock_irqsave(&mux_spin_lock, flags);
+ reg |= cfg->mux_val;
+ omap2_cfg_debug(cfg, reg);
+ omap_ctrl_writew(reg, cfg->mux_reg);
+ spin_unlock_irqrestore(&mux_spin_lock, flags);
+
+ return 0;
+}
+#else
+#define omap34xx_cfg_reg NULL
#endif
int __init omap2_mux_init(void)
@@ -274,6 +499,10 @@ int __init omap2_mux_init(void)
arch_mux_cfg.pins = omap24xx_pins;
arch_mux_cfg.size = OMAP24XX_PINS_SZ;
arch_mux_cfg.cfg_reg = omap24xx_cfg_reg;
+ } else if (cpu_is_omap34xx()) {
+ arch_mux_cfg.pins = omap34xx_pins;
+ arch_mux_cfg.size = OMAP34XX_PINS_SZ;
+ arch_mux_cfg.cfg_reg = omap34xx_cfg_reg;
}
return omap_mux_register(&arch_mux_cfg);
diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
new file mode 100644
index 0000000..73e2971
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomain.c
@@ -0,0 +1,1113 @@
+/*
+ * OMAP powerdomain control
+ *
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * 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.
+ */
+#ifdef CONFIG_OMAP_DEBUG_POWERDOMAIN
+# define DEBUG
+#endif
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+#include <asm/atomic.h>
+
+#include "cm.h"
+#include "cm-regbits-34xx.h"
+#include "prm.h"
+#include "prm-regbits-34xx.h"
+
+#include <mach/cpu.h>
+#include <mach/powerdomain.h>
+#include <mach/clockdomain.h>
+
+/* pwrdm_list contains all registered struct powerdomains */
+static LIST_HEAD(pwrdm_list);
+
+/*
+ * pwrdm_rwlock protects pwrdm_list add and del ops - also reused to
+ * protect pwrdm_clkdms[] during clkdm add/del ops
+ */
+static DEFINE_RWLOCK(pwrdm_rwlock);
+
+
+/* Private functions */
+
+static u32 prm_read_mod_bits_shift(s16 domain, s16 idx, u32 mask)
+{
+ u32 v;
+
+ v = prm_read_mod_reg(domain, idx);
+ v &= mask;
+ v >>= __ffs(mask);
+
+ return v;
+}
+
+static struct powerdomain *_pwrdm_lookup(const char *name)
+{
+ struct powerdomain *pwrdm, *temp_pwrdm;
+
+ pwrdm = NULL;
+
+ list_for_each_entry(temp_pwrdm, &pwrdm_list, node) {
+ if (!strcmp(name, temp_pwrdm->name)) {
+ pwrdm = temp_pwrdm;
+ break;
+ }
+ }
+
+ return pwrdm;
+}
+
+/* _pwrdm_deps_lookup - look up the specified powerdomain in a pwrdm list */
+static struct powerdomain *_pwrdm_deps_lookup(struct powerdomain *pwrdm,
+ struct pwrdm_dep *deps)
+{
+ struct pwrdm_dep *pd;
+
+ if (!pwrdm || !deps || !omap_chip_is(pwrdm->omap_chip))
+ return ERR_PTR(-EINVAL);
+
+ for (pd = deps; pd; pd++) {
+
+ if (!omap_chip_is(pd->omap_chip))
+ continue;
+
+ if (!pd->pwrdm && pd->pwrdm_name)
+ pd->pwrdm = pwrdm_lookup(pd->pwrdm_name);
+
+ if (pd->pwrdm == pwrdm)
+ break;
+
+ }
+
+ if (!pd)
+ return ERR_PTR(-ENOENT);
+
+ return pd->pwrdm;
+}
+
+
+/* Public functions */
+
+/**
+ * pwrdm_init - set up the powerdomain layer
+ *
+ * Loop through the list of powerdomains, registering all that are
+ * available on the current CPU. If pwrdm_list is supplied and not
+ * null, all of the referenced powerdomains will be registered. No
+ * return value.
+ */
+void pwrdm_init(struct powerdomain **pwrdm_list)
+{
+ struct powerdomain **p = NULL;
+
+ if (pwrdm_list)
+ for (p = pwrdm_list; *p; p++)
+ pwrdm_register(*p);
+}
+
+/**
+ * pwrdm_register - register a powerdomain
+ * @pwrdm: struct powerdomain * to register
+ *
+ * Adds a powerdomain to the internal powerdomain list. Returns
+ * -EINVAL if given a null pointer, -EEXIST if a powerdomain is
+ * already registered by the provided name, or 0 upon success.
+ */
+int pwrdm_register(struct powerdomain *pwrdm)
+{
+ unsigned long flags;
+ int ret = -EINVAL;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (!omap_chip_is(pwrdm->omap_chip))
+ return -EINVAL;
+
+ write_lock_irqsave(&pwrdm_rwlock, flags);
+ if (_pwrdm_lookup(pwrdm->name)) {
+ ret = -EEXIST;
+ goto pr_unlock;
+ }
+
+ list_add(&pwrdm->node, &pwrdm_list);
+
+ pr_debug("powerdomain: registered %s\n", pwrdm->name);
+ ret = 0;
+
+pr_unlock:
+ write_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ return ret;
+}
+
+/**
+ * pwrdm_unregister - unregister a powerdomain
+ * @pwrdm: struct powerdomain * to unregister
+ *
+ * Removes a powerdomain from the internal powerdomain list. Returns
+ * -EINVAL if pwrdm argument is NULL.
+ */
+int pwrdm_unregister(struct powerdomain *pwrdm)
+{
+ unsigned long flags;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ write_lock_irqsave(&pwrdm_rwlock, flags);
+ list_del(&pwrdm->node);
+ write_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ pr_debug("powerdomain: unregistered %s\n", pwrdm->name);
+
+ return 0;
+}
+
+/**
+ * pwrdm_lookup - look up a powerdomain by name, return a pointer
+ * @name: name of powerdomain
+ *
+ * Find a registered powerdomain by its name. Returns a pointer to the
+ * struct powerdomain if found, or NULL otherwise.
+ */
+struct powerdomain *pwrdm_lookup(const char *name)
+{
+ struct powerdomain *pwrdm;
+ unsigned long flags;
+
+ if (!name)
+ return NULL;
+
+ read_lock_irqsave(&pwrdm_rwlock, flags);
+ pwrdm = _pwrdm_lookup(name);
+ read_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ return pwrdm;
+}
+
+/**
+ * pwrdm_for_each - call function on each registered clockdomain
+ * @fn: callback function *
+ *
+ * Call the supplied function for each registered powerdomain. The
+ * callback function can return anything but 0 to bail out early from
+ * the iterator. The callback function is called with the pwrdm_rwlock
+ * held for reading, so no powerdomain structure manipulation
+ * functions should be called from the callback, although hardware
+ * powerdomain control functions are fine. Returns the last return
+ * value of the callback function, which should be 0 for success or
+ * anything else to indicate failure; or -EINVAL if the function
+ * pointer is null.
+ */
+int pwrdm_for_each(int (*fn)(struct powerdomain *pwrdm))
+{
+ struct powerdomain *temp_pwrdm;
+ unsigned long flags;
+ int ret = 0;
+
+ if (!fn)
+ return -EINVAL;
+
+ read_lock_irqsave(&pwrdm_rwlock, flags);
+ list_for_each_entry(temp_pwrdm, &pwrdm_list, node) {
+ ret = (*fn)(temp_pwrdm);
+ if (ret)
+ break;
+ }
+ read_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ return ret;
+}
+
+/**
+ * pwrdm_add_clkdm - add a clockdomain to a powerdomain
+ * @pwrdm: struct powerdomain * to add the clockdomain to
+ * @clkdm: struct clockdomain * to associate with a powerdomain
+ *
+ * Associate the clockdomain 'clkdm' with a powerdomain 'pwrdm'. This
+ * enables the use of pwrdm_for_each_clkdm(). Returns -EINVAL if
+ * presented with invalid pointers; -ENOMEM if memory could not be allocated;
+ * or 0 upon success.
+ */
+int pwrdm_add_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm)
+{
+ unsigned long flags;
+ int i;
+ int ret = -EINVAL;
+
+ if (!pwrdm || !clkdm)
+ return -EINVAL;
+
+ pr_debug("powerdomain: associating clockdomain %s with powerdomain "
+ "%s\n", clkdm->name, pwrdm->name);
+
+ write_lock_irqsave(&pwrdm_rwlock, flags);
+
+ for (i = 0; i < PWRDM_MAX_CLKDMS; i++) {
+ if (!pwrdm->pwrdm_clkdms[i])
+ break;
+#ifdef DEBUG
+ if (pwrdm->pwrdm_clkdms[i] == clkdm) {
+ ret = -EINVAL;
+ goto pac_exit;
+ }
+#endif
+ }
+
+ if (i == PWRDM_MAX_CLKDMS) {
+ pr_debug("powerdomain: increase PWRDM_MAX_CLKDMS for "
+ "pwrdm %s clkdm %s\n", pwrdm->name, clkdm->name);
+ WARN_ON(1);
+ ret = -ENOMEM;
+ goto pac_exit;
+ }
+
+ pwrdm->pwrdm_clkdms[i] = clkdm;
+
+ ret = 0;
+
+pac_exit:
+ write_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ return ret;
+}
+
+/**
+ * pwrdm_del_clkdm - remove a clockdomain from a powerdomain
+ * @pwrdm: struct powerdomain * to add the clockdomain to
+ * @clkdm: struct clockdomain * to associate with a powerdomain
+ *
+ * Dissociate the clockdomain 'clkdm' from the powerdomain
+ * 'pwrdm'. Returns -EINVAL if presented with invalid pointers;
+ * -ENOENT if the clkdm was not associated with the powerdomain, or 0
+ * upon success.
+ */
+int pwrdm_del_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm)
+{
+ unsigned long flags;
+ int ret = -EINVAL;
+ int i;
+
+ if (!pwrdm || !clkdm)
+ return -EINVAL;
+
+ pr_debug("powerdomain: dissociating clockdomain %s from powerdomain "
+ "%s\n", clkdm->name, pwrdm->name);
+
+ write_lock_irqsave(&pwrdm_rwlock, flags);
+
+ for (i = 0; i < PWRDM_MAX_CLKDMS; i++)
+ if (pwrdm->pwrdm_clkdms[i] == clkdm)
+ break;
+
+ if (i == PWRDM_MAX_CLKDMS) {
+ pr_debug("powerdomain: clkdm %s not associated with pwrdm "
+ "%s ?!\n", clkdm->name, pwrdm->name);
+ ret = -ENOENT;
+ goto pdc_exit;
+ }
+
+ pwrdm->pwrdm_clkdms[i] = NULL;
+
+ ret = 0;
+
+pdc_exit:
+ write_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ return ret;
+}
+
+/**
+ * pwrdm_for_each_clkdm - call function on each clkdm in a pwrdm
+ * @pwrdm: struct powerdomain * to iterate over
+ * @fn: callback function *
+ *
+ * Call the supplied function for each clockdomain in the powerdomain
+ * 'pwrdm'. The callback function can return anything but 0 to bail
+ * out early from the iterator. The callback function is called with
+ * the pwrdm_rwlock held for reading, so no powerdomain structure
+ * manipulation functions should be called from the callback, although
+ * hardware powerdomain control functions are fine. Returns -EINVAL
+ * if presented with invalid pointers; or passes along the last return
+ * value of the callback function, which should be 0 for success or
+ * anything else to indicate failure.
+ */
+int pwrdm_for_each_clkdm(struct powerdomain *pwrdm,
+ int (*fn)(struct powerdomain *pwrdm,
+ struct clockdomain *clkdm))
+{
+ unsigned long flags;
+ int ret = 0;
+ int i;
+
+ if (!fn)
+ return -EINVAL;
+
+ read_lock_irqsave(&pwrdm_rwlock, flags);
+
+ for (i = 0; i < PWRDM_MAX_CLKDMS && !ret; i++)
+ ret = (*fn)(pwrdm, pwrdm->pwrdm_clkdms[i]);
+
+ read_unlock_irqrestore(&pwrdm_rwlock, flags);
+
+ return ret;
+}
+
+
+/**
+ * pwrdm_add_wkdep - add a wakeup dependency from pwrdm2 to pwrdm1
+ * @pwrdm1: wake this struct powerdomain * up (dependent)
+ * @pwrdm2: when this struct powerdomain * wakes up (source)
+ *
+ * When the powerdomain represented by pwrdm2 wakes up (due to an
+ * interrupt), wake up pwrdm1. Implemented in hardware on the OMAP,
+ * this feature is designed to reduce wakeup latency of the dependent
+ * powerdomain. Returns -EINVAL if presented with invalid powerdomain
+ * pointers, -ENOENT if pwrdm2 cannot wake up pwrdm1 in hardware, or
+ * 0 upon success.
+ */
+int pwrdm_add_wkdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2)
+{
+ struct powerdomain *p;
+
+ if (!pwrdm1)
+ return -EINVAL;
+
+ p = _pwrdm_deps_lookup(pwrdm2, pwrdm1->wkdep_srcs);
+ if (IS_ERR(p)) {
+ pr_debug("powerdomain: hardware cannot set/clear wake up of "
+ "%s when %s wakes up\n", pwrdm1->name, pwrdm2->name);
+ return IS_ERR(p);
+ }
+
+ pr_debug("powerdomain: hardware will wake up %s when %s wakes up\n",
+ pwrdm1->name, pwrdm2->name);
+
+ prm_set_mod_reg_bits((1 << pwrdm2->dep_bit),
+ pwrdm1->prcm_offs, PM_WKDEP);
+
+ return 0;
+}
+
+/**
+ * pwrdm_del_wkdep - remove a wakeup dependency from pwrdm2 to pwrdm1
+ * @pwrdm1: wake this struct powerdomain * up (dependent)
+ * @pwrdm2: when this struct powerdomain * wakes up (source)
+ *
+ * Remove a wakeup dependency that causes pwrdm1 to wake up when pwrdm2
+ * wakes up. Returns -EINVAL if presented with invalid powerdomain
+ * pointers, -ENOENT if pwrdm2 cannot wake up pwrdm1 in hardware, or
+ * 0 upon success.
+ */
+int pwrdm_del_wkdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2)
+{
+ struct powerdomain *p;
+
+ if (!pwrdm1)
+ return -EINVAL;
+
+ p = _pwrdm_deps_lookup(pwrdm2, pwrdm1->wkdep_srcs);
+ if (IS_ERR(p)) {
+ pr_debug("powerdomain: hardware cannot set/clear wake up of "
+ "%s when %s wakes up\n", pwrdm1->name, pwrdm2->name);
+ return IS_ERR(p);
+ }
+
+ pr_debug("powerdomain: hardware will no longer wake up %s after %s "
+ "wakes up\n", pwrdm1->name, pwrdm2->name);
+
+ prm_clear_mod_reg_bits((1 << pwrdm2->dep_bit),
+ pwrdm1->prcm_offs, PM_WKDEP);
+
+ return 0;
+}
+
+/**
+ * pwrdm_read_wkdep - read wakeup dependency state from pwrdm2 to pwrdm1
+ * @pwrdm1: wake this struct powerdomain * up (dependent)
+ * @pwrdm2: when this struct powerdomain * wakes up (source)
+ *
+ * Return 1 if a hardware wakeup dependency exists wherein pwrdm1 will be
+ * awoken when pwrdm2 wakes up; 0 if dependency is not set; -EINVAL
+ * if either powerdomain pointer is invalid; or -ENOENT if the hardware
+ * is incapable.
+ *
+ * REVISIT: Currently this function only represents software-controllable
+ * wakeup dependencies. Wakeup dependencies fixed in hardware are not
+ * yet handled here.
+ */
+int pwrdm_read_wkdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2)
+{
+ struct powerdomain *p;
+
+ if (!pwrdm1)
+ return -EINVAL;
+
+ p = _pwrdm_deps_lookup(pwrdm2, pwrdm1->wkdep_srcs);
+ if (IS_ERR(p)) {
+ pr_debug("powerdomain: hardware cannot set/clear wake up of "
+ "%s when %s wakes up\n", pwrdm1->name, pwrdm2->name);
+ return IS_ERR(p);
+ }
+
+ return prm_read_mod_bits_shift(pwrdm1->prcm_offs, PM_WKDEP,
+ (1 << pwrdm2->dep_bit));
+}
+
+/**
+ * pwrdm_add_sleepdep - add a sleep dependency from pwrdm2 to pwrdm1
+ * @pwrdm1: prevent this struct powerdomain * from sleeping (dependent)
+ * @pwrdm2: when this struct powerdomain * is active (source)
+ *
+ * Prevent pwrdm1 from automatically going inactive (and then to
+ * retention or off) if pwrdm2 is still active. Returns -EINVAL if
+ * presented with invalid powerdomain pointers or called on a machine
+ * that does not support software-configurable hardware sleep dependencies,
+ * -ENOENT if the specified dependency cannot be set in hardware, or
+ * 0 upon success.
+ */
+int pwrdm_add_sleepdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2)
+{
+ struct powerdomain *p;
+
+ if (!pwrdm1)
+ return -EINVAL;
+
+ if (!cpu_is_omap34xx())
+ return -EINVAL;
+
+ p = _pwrdm_deps_lookup(pwrdm2, pwrdm1->sleepdep_srcs);
+ if (IS_ERR(p)) {
+ pr_debug("powerdomain: hardware cannot set/clear sleep "
+ "dependency affecting %s from %s\n", pwrdm1->name,
+ pwrdm2->name);
+ return IS_ERR(p);
+ }
+
+ pr_debug("powerdomain: will prevent %s from sleeping if %s is active\n",
+ pwrdm1->name, pwrdm2->name);
+
+ cm_set_mod_reg_bits((1 << pwrdm2->dep_bit),
+ pwrdm1->prcm_offs, OMAP3430_CM_SLEEPDEP);
+
+ return 0;
+}
+
+/**
+ * pwrdm_del_sleepdep - remove a sleep dependency from pwrdm2 to pwrdm1
+ * @pwrdm1: prevent this struct powerdomain * from sleeping (dependent)
+ * @pwrdm2: when this struct powerdomain * is active (source)
+ *
+ * Allow pwrdm1 to automatically go inactive (and then to retention or
+ * off), independent of the activity state of pwrdm2. Returns -EINVAL
+ * if presented with invalid powerdomain pointers or called on a machine
+ * that does not support software-configurable hardware sleep dependencies,
+ * -ENOENT if the specified dependency cannot be cleared in hardware, or
+ * 0 upon success.
+ */
+int pwrdm_del_sleepdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2)
+{
+ struct powerdomain *p;
+
+ if (!pwrdm1)
+ return -EINVAL;
+
+ if (!cpu_is_omap34xx())
+ return -EINVAL;
+
+ p = _pwrdm_deps_lookup(pwrdm2, pwrdm1->sleepdep_srcs);
+ if (IS_ERR(p)) {
+ pr_debug("powerdomain: hardware cannot set/clear sleep "
+ "dependency affecting %s from %s\n", pwrdm1->name,
+ pwrdm2->name);
+ return IS_ERR(p);
+ }
+
+ pr_debug("powerdomain: will no longer prevent %s from sleeping if "
+ "%s is active\n", pwrdm1->name, pwrdm2->name);
+
+ cm_clear_mod_reg_bits((1 << pwrdm2->dep_bit),
+ pwrdm1->prcm_offs, OMAP3430_CM_SLEEPDEP);
+
+ return 0;
+}
+
+/**
+ * pwrdm_read_sleepdep - read sleep dependency state from pwrdm2 to pwrdm1
+ * @pwrdm1: prevent this struct powerdomain * from sleeping (dependent)
+ * @pwrdm2: when this struct powerdomain * is active (source)
+ *
+ * Return 1 if a hardware sleep dependency exists wherein pwrdm1 will
+ * not be allowed to automatically go inactive if pwrdm2 is active;
+ * 0 if pwrdm1's automatic power state inactivity transition is independent
+ * of pwrdm2's; -EINVAL if either powerdomain pointer is invalid or called
+ * on a machine that does not support software-configurable hardware sleep
+ * dependencies; or -ENOENT if the hardware is incapable.
+ *
+ * REVISIT: Currently this function only represents software-controllable
+ * sleep dependencies. Sleep dependencies fixed in hardware are not
+ * yet handled here.
+ */
+int pwrdm_read_sleepdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2)
+{
+ struct powerdomain *p;
+
+ if (!pwrdm1)
+ return -EINVAL;
+
+ if (!cpu_is_omap34xx())
+ return -EINVAL;
+
+ p = _pwrdm_deps_lookup(pwrdm2, pwrdm1->sleepdep_srcs);
+ if (IS_ERR(p)) {
+ pr_debug("powerdomain: hardware cannot set/clear sleep "
+ "dependency affecting %s from %s\n", pwrdm1->name,
+ pwrdm2->name);
+ return IS_ERR(p);
+ }
+
+ return prm_read_mod_bits_shift(pwrdm1->prcm_offs, OMAP3430_CM_SLEEPDEP,
+ (1 << pwrdm2->dep_bit));
+}
+
+/**
+ * pwrdm_get_mem_bank_count - get number of memory banks in this powerdomain
+ * @pwrdm: struct powerdomain *
+ *
+ * Return the number of controllable memory banks in powerdomain pwrdm,
+ * starting with 1. Returns -EINVAL if the powerdomain pointer is null.
+ */
+int pwrdm_get_mem_bank_count(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ return pwrdm->banks;
+}
+
+/**
+ * pwrdm_set_next_pwrst - set next powerdomain power state
+ * @pwrdm: struct powerdomain * to set
+ * @pwrst: one of the PWRDM_POWER_* macros
+ *
+ * Set the powerdomain pwrdm's next power state to pwrst. The powerdomain
+ * may not enter this state immediately if the preconditions for this state
+ * have not been satisfied. Returns -EINVAL if the powerdomain pointer is
+ * null or if the power state is invalid for the powerdomin, or returns 0
+ * upon success.
+ */
+int pwrdm_set_next_pwrst(struct powerdomain *pwrdm, u8 pwrst)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (!(pwrdm->pwrsts & (1 << pwrst)))
+ return -EINVAL;
+
+ pr_debug("powerdomain: setting next powerstate for %s to %0x\n",
+ pwrdm->name, pwrst);
+
+ prm_rmw_mod_reg_bits(OMAP_POWERSTATE_MASK,
+ (pwrst << OMAP_POWERSTATE_SHIFT),
+ pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ return 0;
+}
+
+/**
+ * pwrdm_read_next_pwrst - get next powerdomain power state
+ * @pwrdm: struct powerdomain * to get power state
+ *
+ * Return the powerdomain pwrdm's next power state. Returns -EINVAL
+ * if the powerdomain pointer is null or returns the next power state
+ * upon success.
+ */
+int pwrdm_read_next_pwrst(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs, PM_PWSTCTRL,
+ OMAP_POWERSTATE_MASK);
+}
+
+/**
+ * pwrdm_read_pwrst - get current powerdomain power state
+ * @pwrdm: struct powerdomain * to get power state
+ *
+ * Return the powerdomain pwrdm's current power state. Returns -EINVAL
+ * if the powerdomain pointer is null or returns the current power state
+ * upon success.
+ */
+int pwrdm_read_pwrst(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs, PM_PWSTST,
+ OMAP_POWERSTATEST_MASK);
+}
+
+/**
+ * pwrdm_read_prev_pwrst - get previous powerdomain power state
+ * @pwrdm: struct powerdomain * to get previous power state
+ *
+ * Return the powerdomain pwrdm's previous power state. Returns -EINVAL
+ * if the powerdomain pointer is null or returns the previous power state
+ * upon success.
+ */
+int pwrdm_read_prev_pwrst(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP3430_PM_PREPWSTST,
+ OMAP3430_LASTPOWERSTATEENTERED_MASK);
+}
+
+/**
+ * pwrdm_set_logic_retst - set powerdomain logic power state upon retention
+ * @pwrdm: struct powerdomain * to set
+ * @pwrst: one of the PWRDM_POWER_* macros
+ *
+ * Set the next power state that the logic portion of the powerdomain
+ * pwrdm will enter when the powerdomain enters retention. This will
+ * be either RETENTION or OFF, if supported. Returns -EINVAL if the
+ * powerdomain pointer is null or the target power state is not not
+ * supported, or returns 0 upon success.
+ */
+int pwrdm_set_logic_retst(struct powerdomain *pwrdm, u8 pwrst)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (!(pwrdm->pwrsts_logic_ret & (1 << pwrst)))
+ return -EINVAL;
+
+ pr_debug("powerdomain: setting next logic powerstate for %s to %0x\n",
+ pwrdm->name, pwrst);
+
+ /*
+ * The register bit names below may not correspond to the
+ * actual names of the bits in each powerdomain's register,
+ * but the type of value returned is the same for each
+ * powerdomain.
+ */
+ prm_rmw_mod_reg_bits(OMAP3430_LOGICL1CACHERETSTATE,
+ (pwrst << __ffs(OMAP3430_LOGICL1CACHERETSTATE)),
+ pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ return 0;
+}
+
+/**
+ * pwrdm_set_mem_onst - set memory power state while powerdomain ON
+ * @pwrdm: struct powerdomain * to set
+ * @bank: memory bank number to set (0-3)
+ * @pwrst: one of the PWRDM_POWER_* macros
+ *
+ * Set the next power state that memory bank x of the powerdomain
+ * pwrdm will enter when the powerdomain enters the ON state. Bank
+ * will be a number from 0 to 3, and represents different types of
+ * memory, depending on the powerdomain. Returns -EINVAL if the
+ * powerdomain pointer is null or the target power state is not not
+ * supported for this memory bank, -EEXIST if the target memory bank
+ * does not exist or is not controllable, or returns 0 upon success.
+ */
+int pwrdm_set_mem_onst(struct powerdomain *pwrdm, u8 bank, u8 pwrst)
+{
+ u32 m;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (pwrdm->banks < (bank + 1))
+ return -EEXIST;
+
+ if (!(pwrdm->pwrsts_mem_on[bank] & (1 << pwrst)))
+ return -EINVAL;
+
+ pr_debug("powerdomain: setting next memory powerstate for domain %s "
+ "bank %0x while pwrdm-ON to %0x\n", pwrdm->name, bank, pwrst);
+
+ /*
+ * The register bit names below may not correspond to the
+ * actual names of the bits in each powerdomain's register,
+ * but the type of value returned is the same for each
+ * powerdomain.
+ */
+ switch (bank) {
+ case 0:
+ m = OMAP3430_SHAREDL1CACHEFLATONSTATE_MASK;
+ break;
+ case 1:
+ m = OMAP3430_L1FLATMEMONSTATE_MASK;
+ break;
+ case 2:
+ m = OMAP3430_SHAREDL2CACHEFLATONSTATE_MASK;
+ break;
+ case 3:
+ m = OMAP3430_L2FLATMEMONSTATE_MASK;
+ break;
+ default:
+ WARN_ON(1); /* should never happen */
+ return -EEXIST;
+ }
+
+ prm_rmw_mod_reg_bits(m, (pwrst << __ffs(m)),
+ pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ return 0;
+}
+
+/**
+ * pwrdm_set_mem_retst - set memory power state while powerdomain in RET
+ * @pwrdm: struct powerdomain * to set
+ * @bank: memory bank number to set (0-3)
+ * @pwrst: one of the PWRDM_POWER_* macros
+ *
+ * Set the next power state that memory bank x of the powerdomain
+ * pwrdm will enter when the powerdomain enters the RETENTION state.
+ * Bank will be a number from 0 to 3, and represents different types
+ * of memory, depending on the powerdomain. pwrst will be either
+ * RETENTION or OFF, if supported. Returns -EINVAL if the powerdomain
+ * pointer is null or the target power state is not not supported for
+ * this memory bank, -EEXIST if the target memory bank does not exist
+ * or is not controllable, or returns 0 upon success.
+ */
+int pwrdm_set_mem_retst(struct powerdomain *pwrdm, u8 bank, u8 pwrst)
+{
+ u32 m;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (pwrdm->banks < (bank + 1))
+ return -EEXIST;
+
+ if (!(pwrdm->pwrsts_mem_ret[bank] & (1 << pwrst)))
+ return -EINVAL;
+
+ pr_debug("powerdomain: setting next memory powerstate for domain %s "
+ "bank %0x while pwrdm-RET to %0x\n", pwrdm->name, bank, pwrst);
+
+ /*
+ * The register bit names below may not correspond to the
+ * actual names of the bits in each powerdomain's register,
+ * but the type of value returned is the same for each
+ * powerdomain.
+ */
+ switch (bank) {
+ case 0:
+ m = OMAP3430_SHAREDL1CACHEFLATRETSTATE;
+ break;
+ case 1:
+ m = OMAP3430_L1FLATMEMRETSTATE;
+ break;
+ case 2:
+ m = OMAP3430_SHAREDL2CACHEFLATRETSTATE;
+ break;
+ case 3:
+ m = OMAP3430_L2FLATMEMRETSTATE;
+ break;
+ default:
+ WARN_ON(1); /* should never happen */
+ return -EEXIST;
+ }
+
+ prm_rmw_mod_reg_bits(m, (pwrst << __ffs(m)), pwrdm->prcm_offs,
+ PM_PWSTCTRL);
+
+ return 0;
+}
+
+/**
+ * pwrdm_read_logic_pwrst - get current powerdomain logic retention power state
+ * @pwrdm: struct powerdomain * to get current logic retention power state
+ *
+ * Return the current power state that the logic portion of
+ * powerdomain pwrdm will enter
+ * Returns -EINVAL if the powerdomain pointer is null or returns the
+ * current logic retention power state upon success.
+ */
+int pwrdm_read_logic_pwrst(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs, PM_PWSTST,
+ OMAP3430_LOGICSTATEST);
+}
+
+/**
+ * pwrdm_read_prev_logic_pwrst - get previous powerdomain logic power state
+ * @pwrdm: struct powerdomain * to get previous logic power state
+ *
+ * Return the powerdomain pwrdm's logic power state. Returns -EINVAL
+ * if the powerdomain pointer is null or returns the previous logic
+ * power state upon success.
+ */
+int pwrdm_read_prev_logic_pwrst(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ /*
+ * The register bit names below may not correspond to the
+ * actual names of the bits in each powerdomain's register,
+ * but the type of value returned is the same for each
+ * powerdomain.
+ */
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP3430_PM_PREPWSTST,
+ OMAP3430_LASTLOGICSTATEENTERED);
+}
+
+/**
+ * pwrdm_read_mem_pwrst - get current memory bank power state
+ * @pwrdm: struct powerdomain * to get current memory bank power state
+ * @bank: memory bank number (0-3)
+ *
+ * Return the powerdomain pwrdm's current memory power state for bank
+ * x. Returns -EINVAL if the powerdomain pointer is null, -EEXIST if
+ * the target memory bank does not exist or is not controllable, or
+ * returns the current memory power state upon success.
+ */
+int pwrdm_read_mem_pwrst(struct powerdomain *pwrdm, u8 bank)
+{
+ u32 m;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (pwrdm->banks < (bank + 1))
+ return -EEXIST;
+
+ /*
+ * The register bit names below may not correspond to the
+ * actual names of the bits in each powerdomain's register,
+ * but the type of value returned is the same for each
+ * powerdomain.
+ */
+ switch (bank) {
+ case 0:
+ m = OMAP3430_SHAREDL1CACHEFLATSTATEST_MASK;
+ break;
+ case 1:
+ m = OMAP3430_L1FLATMEMSTATEST_MASK;
+ break;
+ case 2:
+ m = OMAP3430_SHAREDL2CACHEFLATSTATEST_MASK;
+ break;
+ case 3:
+ m = OMAP3430_L2FLATMEMSTATEST_MASK;
+ break;
+ default:
+ WARN_ON(1); /* should never happen */
+ return -EEXIST;
+ }
+
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs, PM_PWSTST, m);
+}
+
+/**
+ * pwrdm_read_prev_mem_pwrst - get previous memory bank power state
+ * @pwrdm: struct powerdomain * to get previous memory bank power state
+ * @bank: memory bank number (0-3)
+ *
+ * Return the powerdomain pwrdm's previous memory power state for bank
+ * x. Returns -EINVAL if the powerdomain pointer is null, -EEXIST if
+ * the target memory bank does not exist or is not controllable, or
+ * returns the previous memory power state upon success.
+ */
+int pwrdm_read_prev_mem_pwrst(struct powerdomain *pwrdm, u8 bank)
+{
+ u32 m;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (pwrdm->banks < (bank + 1))
+ return -EEXIST;
+
+ /*
+ * The register bit names below may not correspond to the
+ * actual names of the bits in each powerdomain's register,
+ * but the type of value returned is the same for each
+ * powerdomain.
+ */
+ switch (bank) {
+ case 0:
+ m = OMAP3430_LASTMEM1STATEENTERED_MASK;
+ break;
+ case 1:
+ m = OMAP3430_LASTMEM2STATEENTERED_MASK;
+ break;
+ case 2:
+ m = OMAP3430_LASTSHAREDL2CACHEFLATSTATEENTERED_MASK;
+ break;
+ case 3:
+ m = OMAP3430_LASTL2FLATMEMSTATEENTERED_MASK;
+ break;
+ default:
+ WARN_ON(1); /* should never happen */
+ return -EEXIST;
+ }
+
+ return prm_read_mod_bits_shift(pwrdm->prcm_offs,
+ OMAP3430_PM_PREPWSTST, m);
+}
+
+/**
+ * pwrdm_clear_all_prev_pwrst - clear previous powerstate register for a pwrdm
+ * @pwrdm: struct powerdomain * to clear
+ *
+ * Clear the powerdomain's previous power state register. Clears the
+ * entire register, including logic and memory bank previous power states.
+ * Returns -EINVAL if the powerdomain pointer is null, or returns 0 upon
+ * success.
+ */
+int pwrdm_clear_all_prev_pwrst(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ /*
+ * XXX should get the powerdomain's current state here;
+ * warn & fail if it is not ON.
+ */
+
+ pr_debug("powerdomain: clearing previous power state reg for %s\n",
+ pwrdm->name);
+
+ prm_write_mod_reg(0, pwrdm->prcm_offs, OMAP3430_PM_PREPWSTST);
+
+ return 0;
+}
+
+/**
+ * pwrdm_enable_hdwr_sar - enable automatic hardware SAR for a pwrdm
+ * @pwrdm: struct powerdomain *
+ *
+ * Enable automatic context save-and-restore upon power state change
+ * for some devices in a powerdomain. Warning: this only affects a
+ * subset of devices in a powerdomain; check the TRM closely. Returns
+ * -EINVAL if the powerdomain pointer is null or if the powerdomain
+ * does not support automatic save-and-restore, or returns 0 upon
+ * success.
+ */
+int pwrdm_enable_hdwr_sar(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (!(pwrdm->flags & PWRDM_HAS_HDWR_SAR))
+ return -EINVAL;
+
+ pr_debug("powerdomain: %s: setting SAVEANDRESTORE bit\n",
+ pwrdm->name);
+
+ prm_rmw_mod_reg_bits(0, 1 << OMAP3430ES2_SAVEANDRESTORE_SHIFT,
+ pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ return 0;
+}
+
+/**
+ * pwrdm_disable_hdwr_sar - disable automatic hardware SAR for a pwrdm
+ * @pwrdm: struct powerdomain *
+ *
+ * Disable automatic context save-and-restore upon power state change
+ * for some devices in a powerdomain. Warning: this only affects a
+ * subset of devices in a powerdomain; check the TRM closely. Returns
+ * -EINVAL if the powerdomain pointer is null or if the powerdomain
+ * does not support automatic save-and-restore, or returns 0 upon
+ * success.
+ */
+int pwrdm_disable_hdwr_sar(struct powerdomain *pwrdm)
+{
+ if (!pwrdm)
+ return -EINVAL;
+
+ if (!(pwrdm->flags & PWRDM_HAS_HDWR_SAR))
+ return -EINVAL;
+
+ pr_debug("powerdomain: %s: clearing SAVEANDRESTORE bit\n",
+ pwrdm->name);
+
+ prm_rmw_mod_reg_bits(1 << OMAP3430ES2_SAVEANDRESTORE_SHIFT, 0,
+ pwrdm->prcm_offs, PM_PWSTCTRL);
+
+ return 0;
+}
+
+/**
+ * pwrdm_has_hdwr_sar - test whether powerdomain supports hardware SAR
+ * @pwrdm: struct powerdomain *
+ *
+ * Returns 1 if powerdomain 'pwrdm' supports hardware save-and-restore
+ * for some devices, or 0 if it does not.
+ */
+bool pwrdm_has_hdwr_sar(struct powerdomain *pwrdm)
+{
+ return (pwrdm && pwrdm->flags & PWRDM_HAS_HDWR_SAR) ? 1 : 0;
+}
+
+/**
+ * pwrdm_wait_transition - wait for powerdomain power transition to finish
+ * @pwrdm: struct powerdomain * to wait for
+ *
+ * If the powerdomain pwrdm is in the process of a state transition,
+ * spin until it completes the power transition, or until an iteration
+ * bailout value is reached. Returns -EINVAL if the powerdomain
+ * pointer is null, -EAGAIN if the bailout value was reached, or
+ * returns 0 upon success.
+ */
+int pwrdm_wait_transition(struct powerdomain *pwrdm)
+{
+ u32 c = 0;
+
+ if (!pwrdm)
+ return -EINVAL;
+
+ /*
+ * REVISIT: pwrdm_wait_transition() may be better implemented
+ * via a callback and a periodic timer check -- how long do we expect
+ * powerdomain transitions to take?
+ */
+
+ /* XXX Is this udelay() value meaningful? */
+ while ((prm_read_mod_reg(pwrdm->prcm_offs, PM_PWSTST) &
+ OMAP_INTRANSITION) &&
+ (c++ < PWRDM_TRANSITION_BAILOUT))
+ udelay(1);
+
+ if (c >= PWRDM_TRANSITION_BAILOUT) {
+ printk(KERN_ERR "powerdomain: waited too long for "
+ "powerdomain %s to complete transition\n", pwrdm->name);
+ return -EAGAIN;
+ }
+
+ pr_debug("powerdomain: completed transition in %d loops\n", c);
+
+ return 0;
+}
+
+
diff --git a/arch/arm/mach-omap2/powerdomains.h b/arch/arm/mach-omap2/powerdomains.h
new file mode 100644
index 0000000..1e151fa
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains.h
@@ -0,0 +1,187 @@
+/*
+ * OMAP2/3 common powerdomain definitions
+ *
+ * Copyright (C) 2007-8 Texas Instruments, Inc.
+ * Copyright (C) 2007-8 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ * Debugging and integration fixes by Jouni Högander
+ *
+ * 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_POWERDOMAINS
+#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS
+
+/*
+ * This file contains all of the powerdomains that have some element
+ * of software control for the OMAP24xx and OMAP34XX chips.
+ *
+ * A few notes:
+ *
+ * This is not an exhaustive listing of powerdomains on the chips; only
+ * powerdomains that can be controlled in software.
+ *
+ * A useful validation rule for struct powerdomain:
+ * Any powerdomain referenced by a wkdep_srcs or sleepdep_srcs array
+ * must have a dep_bit assigned. So wkdep_srcs/sleepdep_srcs are really
+ * just software-controllable dependencies. Non-software-controllable
+ * dependencies do exist, but they are not encoded below (yet).
+ *
+ * 24xx does not support programmable sleep dependencies (SLEEPDEP)
+ *
+ */
+
+/*
+ * The names for the DSP/IVA2 powerdomains are confusing.
+ *
+ * Most OMAP chips have an on-board DSP.
+ *
+ * On the 2420, this is a 'C55 DSP called, simply, the DSP. Its
+ * powerdomain is called the "DSP power domain." On the 2430, the
+ * on-board DSP is a 'C64 DSP, now called the IVA2 or IVA2.1. Its
+ * powerdomain is still called the "DSP power domain." On the 3430,
+ * the DSP is a 'C64 DSP like the 2430, also known as the IVA2; but
+ * its powerdomain is now called the "IVA2 power domain."
+ *
+ * The 2420 also has something called the IVA, which is a separate ARM
+ * core, and has nothing to do with the DSP/IVA2.
+ *
+ * Ideally the DSP/IVA2 could just be the same powerdomain, but the PRCM
+ * address offset is different between the C55 and C64 DSPs.
+ *
+ * The overly-specific dep_bit names are due to a bit name collision
+ * with CM_FCLKEN_{DSP,IVA2}. The DSP/IVA2 PM_WKDEP and CM_SLEEPDEP shift
+ * value are the same for all powerdomains: 2
+ */
+
+/*
+ * XXX should dep_bit be a mask, so we can test to see if it is 0 as a
+ * sanity check?
+ * XXX encode hardware fixed wakeup dependencies -- esp. for 3430 CORE
+ */
+
+#include <mach/powerdomain.h>
+
+#include "prcm-common.h"
+#include "prm.h"
+#include "cm.h"
+
+/* OMAP2/3-common powerdomains and wakeup dependencies */
+
+/*
+ * 2420/2430 PM_WKDEP_GFX: CORE, MPU, WKUP
+ * 3430ES1 PM_WKDEP_GFX: adds IVA2, removes CORE
+ * 3430ES2 PM_WKDEP_SGX: adds IVA2, removes CORE
+ */
+static struct pwrdm_dep gfx_sgx_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX |
+ CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX |
+ CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/*
+ * 3430: CM_SLEEPDEP_CAM: MPU
+ * 3430ES1: CM_SLEEPDEP_GFX: MPU
+ * 3430ES2: CM_SLEEPDEP_SGX: MPU
+ */
+static struct pwrdm_dep cam_gfx_sleepdeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+#include "powerdomains24xx.h"
+#include "powerdomains34xx.h"
+
+
+/*
+ * OMAP2/3 common powerdomains
+ */
+
+/*
+ * The GFX powerdomain is not present on 3430ES2, but currently we do not
+ * have a macro to filter it out at compile-time.
+ */
+static struct powerdomain gfx_pwrdm = {
+ .name = "gfx_pwrdm",
+ .prcm_offs = GFX_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX |
+ CHIP_IS_OMAP3430ES1),
+ .wkdep_srcs = gfx_sgx_wkdeps,
+ .sleepdep_srcs = cam_gfx_sleepdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+static struct powerdomain wkup_pwrdm = {
+ .name = "wkup_pwrdm",
+ .prcm_offs = WKUP_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430),
+ .dep_bit = OMAP_EN_WKUP_SHIFT,
+};
+
+
+
+/* As powerdomains are added or removed above, this list must also be changed */
+static struct powerdomain *powerdomains_omap[] __initdata = {
+
+ &gfx_pwrdm,
+ &wkup_pwrdm,
+
+#ifdef CONFIG_ARCH_OMAP24XX
+ &dsp_pwrdm,
+ &mpu_24xx_pwrdm,
+ &core_24xx_pwrdm,
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+ &mdm_pwrdm,
+#endif
+
+#ifdef CONFIG_ARCH_OMAP34XX
+ &iva2_pwrdm,
+ &mpu_34xx_pwrdm,
+ &neon_pwrdm,
+ &core_34xx_pwrdm,
+ &cam_pwrdm,
+ &dss_pwrdm,
+ &per_pwrdm,
+ &emu_pwrdm,
+ &sgx_pwrdm,
+ &usbhost_pwrdm,
+#endif
+
+ NULL
+};
+
+
+#endif
diff --git a/arch/arm/mach-omap2/powerdomains24xx.h b/arch/arm/mach-omap2/powerdomains24xx.h
new file mode 100644
index 0000000..9f08dc3
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains24xx.h
@@ -0,0 +1,200 @@
+/*
+ * OMAP24XX powerdomain definitions
+ *
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ * Debugging and integration fixes by Jouni Högander
+ *
+ * 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_POWERDOMAINS24XX
+#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS24XX
+
+/*
+ * N.B. If powerdomains are added or removed from this file, update
+ * the array in mach-omap2/powerdomains.h.
+ */
+
+#include <mach/powerdomain.h>
+
+#include "prcm-common.h"
+#include "prm.h"
+#include "prm-regbits-24xx.h"
+#include "cm.h"
+#include "cm-regbits-24xx.h"
+
+/* 24XX powerdomains and dependencies */
+
+#ifdef CONFIG_ARCH_OMAP24XX
+
+
+/* Wakeup dependency source arrays */
+
+/*
+ * 2420/2430 PM_WKDEP_DSP: CORE, MPU, WKUP
+ * 2430 PM_WKDEP_MDM: same as above
+ */
+static struct pwrdm_dep dsp_mdm_24xx_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ { NULL },
+};
+
+/*
+ * 2420 PM_WKDEP_MPU: CORE, DSP, WKUP
+ * 2430 adds MDM
+ */
+static struct pwrdm_dep mpu_24xx_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "dsp_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "mdm_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
+ },
+ { NULL },
+};
+
+/*
+ * 2420 PM_WKDEP_CORE: DSP, GFX, MPU, WKUP
+ * 2430 adds MDM
+ */
+static struct pwrdm_dep core_24xx_wkdeps[] = {
+ {
+ .pwrdm_name = "dsp_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "gfx_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+ },
+ {
+ .pwrdm_name = "mdm_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
+ },
+ { NULL },
+};
+
+
+/* Powerdomains */
+
+static struct powerdomain dsp_pwrdm = {
+ .name = "dsp_pwrdm",
+ .prcm_offs = OMAP24XX_DSP_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+ .dep_bit = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT,
+ .wkdep_srcs = dsp_mdm_24xx_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET,
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON,
+ },
+};
+
+static struct powerdomain mpu_24xx_pwrdm = {
+ .name = "mpu_pwrdm",
+ .prcm_offs = MPU_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+ .dep_bit = OMAP24XX_EN_MPU_SHIFT,
+ .wkdep_srcs = mpu_24xx_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET,
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON,
+ },
+};
+
+static struct powerdomain core_24xx_pwrdm = {
+ .name = "core_pwrdm",
+ .prcm_offs = CORE_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+ .wkdep_srcs = core_24xx_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .dep_bit = OMAP24XX_EN_CORE_SHIFT,
+ .banks = 3,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
+ [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
+ [2] = PWRSTS_OFF_RET, /* MEM3RETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
+ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
+ [2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
+ },
+};
+
+#endif /* CONFIG_ARCH_OMAP24XX */
+
+
+
+/*
+ * 2430-specific powerdomains
+ */
+
+#ifdef CONFIG_ARCH_OMAP2430
+
+/* XXX 2430 KILLDOMAINWKUP bit? No current users apparently */
+
+/* Another case of bit name collisions between several registers: EN_MDM */
+static struct powerdomain mdm_pwrdm = {
+ .name = "mdm_pwrdm",
+ .prcm_offs = OMAP2430_MDM_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
+ .dep_bit = OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT,
+ .wkdep_srcs = dsp_mdm_24xx_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+#endif /* CONFIG_ARCH_OMAP2430 */
+
+
+#endif
diff --git a/arch/arm/mach-omap2/powerdomains34xx.h b/arch/arm/mach-omap2/powerdomains34xx.h
new file mode 100644
index 0000000..f573f71
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains34xx.h
@@ -0,0 +1,327 @@
+/*
+ * OMAP34XX powerdomain definitions
+ *
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ * Debugging and integration fixes by Jouni Högander
+ *
+ * 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_POWERDOMAINS34XX
+#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS34XX
+
+/*
+ * N.B. If powerdomains are added or removed from this file, update
+ * the array in mach-omap2/powerdomains.h.
+ */
+
+#include <mach/powerdomain.h>
+
+#include "prcm-common.h"
+#include "prm.h"
+#include "prm-regbits-34xx.h"
+#include "cm.h"
+#include "cm-regbits-34xx.h"
+
+/*
+ * 34XX-specific powerdomains, dependencies
+ */
+
+#ifdef CONFIG_ARCH_OMAP34XX
+
+/*
+ * 3430: PM_WKDEP_{PER,USBHOST}: CORE, IVA2, MPU, WKUP
+ * (USBHOST is ES2 only)
+ */
+static struct pwrdm_dep per_usbhost_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/*
+ * 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER
+ */
+static struct pwrdm_dep mpu_34xx_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "dss_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "per_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/*
+ * 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER
+ */
+static struct pwrdm_dep iva2_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "dss_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "per_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+/* 3430 PM_WKDEP_{CAM,DSS}: IVA2, MPU, WKUP */
+static struct pwrdm_dep cam_dss_wkdeps[] = {
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/* 3430: PM_WKDEP_NEON: MPU */
+static struct pwrdm_dep neon_wkdeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+/* Sleep dependency source arrays for 34xx-specific pwrdms - 34XX only */
+
+/*
+ * 3430: CM_SLEEPDEP_{DSS,PER}: MPU, IVA
+ * 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA
+ */
+static struct pwrdm_dep dss_per_usbhost_sleepdeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+/*
+ * Powerdomains
+ */
+
+static struct powerdomain iva2_pwrdm = {
+ .name = "iva2_pwrdm",
+ .prcm_offs = OMAP3430_IVA2_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT,
+ .wkdep_srcs = iva2_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 4,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET,
+ [1] = PWRSTS_OFF_RET,
+ [2] = PWRSTS_OFF_RET,
+ [3] = PWRSTS_OFF_RET,
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON,
+ [1] = PWRDM_POWER_ON,
+ [2] = PWRSTS_OFF_ON,
+ [3] = PWRDM_POWER_ON,
+ },
+};
+
+static struct powerdomain mpu_34xx_pwrdm = {
+ .name = "mpu_pwrdm",
+ .prcm_offs = MPU_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .dep_bit = OMAP3430_EN_MPU_SHIFT,
+ .wkdep_srcs = mpu_34xx_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET,
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRSTS_OFF_ON,
+ },
+};
+
+/* No wkdeps or sleepdeps for 34xx core apparently */
+static struct powerdomain core_34xx_pwrdm = {
+ .name = "core_pwrdm",
+ .prcm_offs = CORE_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .dep_bit = OMAP3430_EN_CORE_SHIFT,
+ .banks = 2,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
+ [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
+ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
+ },
+};
+
+/* Another case of bit name collisions between several registers: EN_DSS */
+static struct powerdomain dss_pwrdm = {
+ .name = "dss_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .prcm_offs = OMAP3430_DSS_MOD,
+ .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT,
+ .wkdep_srcs = cam_dss_wkdeps,
+ .sleepdep_srcs = dss_per_usbhost_sleepdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+static struct powerdomain sgx_pwrdm = {
+ .name = "sgx_pwrdm",
+ .prcm_offs = OMAP3430ES2_SGX_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2),
+ .wkdep_srcs = gfx_sgx_wkdeps,
+ .sleepdep_srcs = cam_gfx_sleepdeps,
+ /* XXX This is accurate for 3430 SGX, but what about GFX? */
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+static struct powerdomain cam_pwrdm = {
+ .name = "cam_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .prcm_offs = OMAP3430_CAM_MOD,
+ .wkdep_srcs = cam_dss_wkdeps,
+ .sleepdep_srcs = cam_gfx_sleepdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+static struct powerdomain per_pwrdm = {
+ .name = "per_pwrdm",
+ .prcm_offs = OMAP3430_PER_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .dep_bit = OMAP3430_EN_PER_SHIFT,
+ .wkdep_srcs = per_usbhost_wkdeps,
+ .sleepdep_srcs = dss_per_usbhost_sleepdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+static struct powerdomain emu_pwrdm = {
+ .name = "emu_pwrdm",
+ .prcm_offs = OMAP3430_EMU_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct powerdomain neon_pwrdm = {
+ .name = "neon_pwrdm",
+ .prcm_offs = OMAP3430_NEON_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .wkdep_srcs = neon_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+};
+
+static struct powerdomain usbhost_pwrdm = {
+ .name = "usbhost_pwrdm",
+ .prcm_offs = OMAP3430ES2_USBHOST_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2),
+ .wkdep_srcs = per_usbhost_wkdeps,
+ .sleepdep_srcs = dss_per_usbhost_sleepdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+#endif /* CONFIG_ARCH_OMAP34XX */
+
+
+#endif
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index 54c32f4..4a32822 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -312,7 +312,8 @@
#define OMAP3430_ST_GPT2 (1 << 3)
/* CM_SLEEPDEP_PER, PM_WKDEP_IVA2, PM_WKDEP_MPU, PM_WKDEP_PER shared bits */
-#define OMAP3430_EN_CORE (1 << 0)
+#define OMAP3430_EN_CORE_SHIFT 0
+#define OMAP3430_EN_CORE_MASK (1 << 0)
#endif
diff --git a/arch/arm/mach-omap2/prm-regbits-24xx.h b/arch/arm/mach-omap2/prm-regbits-24xx.h
index c6d17a3..4002051 100644
--- a/arch/arm/mach-omap2/prm-regbits-24xx.h
+++ b/arch/arm/mach-omap2/prm-regbits-24xx.h
@@ -29,8 +29,10 @@
#define OMAP24XX_WKUP1_EN (1 << 0)
/* PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_DSP, PM_WKDEP_MDM shared bits */
-#define OMAP24XX_EN_MPU (1 << 1)
-#define OMAP24XX_EN_CORE (1 << 0)
+#define OMAP24XX_EN_MPU_SHIFT 1
+#define OMAP24XX_EN_MPU_MASK (1 << 1)
+#define OMAP24XX_EN_CORE_SHIFT 0
+#define OMAP24XX_EN_CORE_MASK (1 << 0)
/*
* PM_PWSTCTRL_MPU, PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSP, PM_PWSTCTRL_MDM
@@ -140,8 +142,10 @@
/* 2430 calls GLOBALWMPU_RST "GLOBALWARM_RST" instead */
/* PM_WKDEP_MPU specific bits */
-#define OMAP2430_PM_WKDEP_MPU_EN_MDM (1 << 5)
-#define OMAP24XX_PM_WKDEP_MPU_EN_DSP (1 << 2)
+#define OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT 5
+#define OMAP2430_PM_WKDEP_MPU_EN_MDM_MASK (1 << 5)
+#define OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT 2
+#define OMAP24XX_PM_WKDEP_MPU_EN_DSP_MASK (1 << 2)
/* PM_EVGENCTRL_MPU specific bits */
diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h
index b4686bc..5b5ecfe 100644
--- a/arch/arm/mach-omap2/prm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/prm-regbits-34xx.h
@@ -68,7 +68,8 @@
#define OMAP3430_VPINIDLE (1 << 0)
/* PM_WKDEP_IVA2, PM_WKDEP_MPU shared bits */
-#define OMAP3430_EN_PER (1 << 7)
+#define OMAP3430_EN_PER_SHIFT 7
+#define OMAP3430_EN_PER_MASK (1 << 7)
/* PM_PWSTCTRL_IVA2, PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE shared bits */
#define OMAP3430_MEMORYCHANGE (1 << 3)
@@ -77,7 +78,7 @@
#define OMAP3430_LOGICSTATEST (1 << 2)
/* PM_PREPWSTST_IVA2, PM_PREPWSTST_CORE shared bits */
-#define OMAP3430_LASTLOGICSTATEENTERED (1 << 2)
+#define OMAP3430_LASTLOGICSTATEENTERED (1 << 2)
/*
* PM_PREPWSTST_IVA2, PM_PREPWSTST_MPU, PM_PREPWSTST_CORE,
@@ -278,8 +279,10 @@
#define OMAP3430_EMULATION_MPU_RST (1 << 11)
/* PM_WKDEP_MPU specific bits */
-#define OMAP3430_PM_WKDEP_MPU_EN_DSS (1 << 5)
-#define OMAP3430_PM_WKDEP_MPU_EN_IVA2 (1 << 2)
+#define OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT 5
+#define OMAP3430_PM_WKDEP_MPU_EN_DSS_MASK (1 << 5)
+#define OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT 2
+#define OMAP3430_PM_WKDEP_MPU_EN_IVA2_MASK (1 << 2)
/* PM_EVGENCTRL_MPU */
#define OMAP3430_OFFLOADMODE_SHIFT 3
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h
index bbf41fc..e4dc4b1 100644
--- a/arch/arm/mach-omap2/prm.h
+++ b/arch/arm/mach-omap2/prm.h
@@ -18,7 +18,7 @@
#ifndef __ASSEMBLER__
#define OMAP_PRM_REGADDR(module, reg) \
- (void __iomem *)IO_ADDRESS(OMAP2_PRM_BASE + (module) + (reg))
+ IO_ADDRESS(OMAP2_PRM_BASE + (module) + (reg))
#else
#define OMAP2420_PRM_REGADDR(module, reg) \
IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
@@ -305,7 +305,8 @@ static inline u32 prm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx)
* 3430: PM_WKDEP_IVA2, PM_WKDEP_GFX, PM_WKDEP_DSS, PM_WKDEP_CAM,
* PM_WKDEP_PER
*/
-#define OMAP_EN_WKUP (1 << 4)
+#define OMAP_EN_WKUP_SHIFT 4
+#define OMAP_EN_WKUP_MASK (1 << 4)
/*
* 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 7d9444a..4dcf39c2 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -3,7 +3,7 @@
*
* OMAP2 serial support.
*
- * Copyright (C) 2005 Nokia Corporation
+ * Copyright (C) 2005-2008 Nokia Corporation
* Author: Paul Mundt <paul.mundt@nokia.com>
*
* Based off of arch/arm/mach-omap/omap1/serial.c
@@ -22,38 +22,34 @@
#include <mach/common.h>
#include <mach/board.h>
-static struct clk * uart1_ick = NULL;
-static struct clk * uart1_fck = NULL;
-static struct clk * uart2_ick = NULL;
-static struct clk * uart2_fck = NULL;
-static struct clk * uart3_ick = NULL;
-static struct clk * uart3_fck = NULL;
+static struct clk *uart_ick[OMAP_MAX_NR_PORTS];
+static struct clk *uart_fck[OMAP_MAX_NR_PORTS];
static struct plat_serial8250_port serial_platform_data[] = {
{
- .membase = (char *)IO_ADDRESS(OMAP_UART1_BASE),
- .mapbase = (unsigned long)OMAP_UART1_BASE,
+ .membase = IO_ADDRESS(OMAP_UART1_BASE),
+ .mapbase = OMAP_UART1_BASE,
.irq = 72,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
.regshift = 2,
- .uartclk = OMAP16XX_BASE_BAUD * 16,
+ .uartclk = OMAP24XX_BASE_BAUD * 16,
}, {
- .membase = (char *)IO_ADDRESS(OMAP_UART2_BASE),
- .mapbase = (unsigned long)OMAP_UART2_BASE,
+ .membase = IO_ADDRESS(OMAP_UART2_BASE),
+ .mapbase = OMAP_UART2_BASE,
.irq = 73,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
.regshift = 2,
- .uartclk = OMAP16XX_BASE_BAUD * 16,
+ .uartclk = OMAP24XX_BASE_BAUD * 16,
}, {
- .membase = (char *)IO_ADDRESS(OMAP_UART3_BASE),
- .mapbase = (unsigned long)OMAP_UART3_BASE,
+ .membase = IO_ADDRESS(OMAP_UART3_BASE),
+ .mapbase = OMAP_UART3_BASE,
.irq = 74,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
.regshift = 2,
- .uartclk = OMAP16XX_BASE_BAUD * 16,
+ .uartclk = OMAP24XX_BASE_BAUD * 16,
}, {
.flags = 0
}
@@ -70,7 +66,7 @@ static inline void serial_write_reg(struct plat_serial8250_port *p, int offset,
int value)
{
offset <<= p->regshift;
- __raw_writeb(value, (unsigned long)(p->membase + offset));
+ __raw_writeb(value, p->membase + offset);
}
/*
@@ -86,10 +82,27 @@ static inline void __init omap_serial_reset(struct plat_serial8250_port *p)
serial_write_reg(p, UART_OMAP_SYSC, (0x02 << 3) | (1 << 2) | (1 << 0));
}
-void __init omap_serial_init()
+void omap_serial_enable_clocks(int enable)
+{
+ int i;
+ for (i = 0; i < OMAP_MAX_NR_PORTS; i++) {
+ if (uart_ick[i] && uart_fck[i]) {
+ if (enable) {
+ clk_enable(uart_ick[i]);
+ clk_enable(uart_fck[i]);
+ } else {
+ clk_disable(uart_ick[i]);
+ clk_disable(uart_fck[i]);
+ }
+ }
+ }
+}
+
+void __init omap_serial_init(void)
{
int i;
const struct omap_uart_config *info;
+ char name[16];
/*
* Make sure the serial ports are muxed on at this point.
@@ -97,8 +110,7 @@ void __init omap_serial_init()
* if not needed.
*/
- info = omap_get_config(OMAP_TAG_UART,
- struct omap_uart_config);
+ info = omap_get_config(OMAP_TAG_UART, struct omap_uart_config);
if (info == NULL)
return;
@@ -107,58 +119,26 @@ void __init omap_serial_init()
struct plat_serial8250_port *p = serial_platform_data + i;
if (!(info->enabled_uarts & (1 << i))) {
- p->membase = 0;
+ p->membase = NULL;
p->mapbase = 0;
continue;
}
- switch (i) {
- case 0:
- uart1_ick = clk_get(NULL, "uart1_ick");
- if (IS_ERR(uart1_ick))
- printk("Could not get uart1_ick\n");
- else {
- clk_enable(uart1_ick);
- }
-
- uart1_fck = clk_get(NULL, "uart1_fck");
- if (IS_ERR(uart1_fck))
- printk("Could not get uart1_fck\n");
- else {
- clk_enable(uart1_fck);
- }
- break;
- case 1:
- uart2_ick = clk_get(NULL, "uart2_ick");
- if (IS_ERR(uart2_ick))
- printk("Could not get uart2_ick\n");
- else {
- clk_enable(uart2_ick);
- }
-
- uart2_fck = clk_get(NULL, "uart2_fck");
- if (IS_ERR(uart2_fck))
- printk("Could not get uart2_fck\n");
- else {
- clk_enable(uart2_fck);
- }
- break;
- case 2:
- uart3_ick = clk_get(NULL, "uart3_ick");
- if (IS_ERR(uart3_ick))
- printk("Could not get uart3_ick\n");
- else {
- clk_enable(uart3_ick);
- }
-
- uart3_fck = clk_get(NULL, "uart3_fck");
- if (IS_ERR(uart3_fck))
- printk("Could not get uart3_fck\n");
- else {
- clk_enable(uart3_fck);
- }
- break;
- }
+ sprintf(name, "uart%d_ick", i+1);
+ uart_ick[i] = clk_get(NULL, name);
+ if (IS_ERR(uart_ick[i])) {
+ printk(KERN_ERR "Could not get uart%d_ick\n", i+1);
+ uart_ick[i] = NULL;
+ } else
+ clk_enable(uart_ick[i]);
+
+ sprintf(name, "uart%d_fck", i+1);
+ uart_fck[i] = clk_get(NULL, name);
+ if (IS_ERR(uart_fck[i])) {
+ printk(KERN_ERR "Could not get uart%d_fck\n", i+1);
+ uart_fck[i] = NULL;
+ } else
+ clk_enable(uart_fck[i]);
omap_serial_reset(p);
}
diff --git a/arch/arm/mach-omap2/sleep.S b/arch/arm/mach-omap2/sleep24xx.S
index 87a706f..43336b9 100644
--- a/arch/arm/mach-omap2/sleep.S
+++ b/arch/arm/mach-omap2/sleep24xx.S
@@ -5,6 +5,10 @@
* Texas Instruments, <www.ti.com>
* Richard Woodruff <r-woodruff2@ti.com>
*
+ * (C) Copyright 2006 Nokia Corporation
+ * Fixed idle loop sleep
+ * Igor Stoppa <igor.stoppa@nokia.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
@@ -26,6 +30,8 @@
#include <mach/io.h>
#include <mach/pm.h>
+#include <mach/omap24xx.h>
+
#include "sdrc.h"
/* First address of reserved address space? apparently valid for OMAP2 & 3 */
@@ -52,15 +58,14 @@ ENTRY(omap24xx_idle_loop_suspend_sz)
.word . - omap24xx_idle_loop_suspend
/*
- * omap242x_cpu_suspend() - Forces OMAP into deep sleep state by completing
+ * omap24xx_cpu_suspend() - Forces OMAP into deep sleep state by completing
* SDRC shutdown then ARM shutdown. Upon wake MPU is back on so just restore
* SDRC.
*
* Input:
* R0 : DLL ctrl value pre-Sleep
- * R1 : Processor+Revision
- * 2420: 0x21 = 242xES1, 0x26 = 242xES2.2
- * 2430: 0x31 = 2430ES1, 0x32 = 2430ES2
+ * R1 : SDRC_DLLA_CTRL
+ * R2 : SDRC_POWER
*
* The if the DPLL is going to AutoIdle. It seems like the DPLL may be back on
* when we get called, but the DLL probably isn't. We will wait a bit more in
@@ -80,15 +85,14 @@ ENTRY(omap24xx_idle_loop_suspend_sz)
*/
ENTRY(omap24xx_cpu_suspend)
stmfd sp!, {r0 - r12, lr} @ save registers on stack
- mov r3, #0x0 @ clear for mrc call
+ mov r3, #0x0 @ clear for mcr call
mcr p15, 0, r3, c7, c10, 4 @ memory barrier, hope SDR/DDR finished
nop
nop
- ldr r3, A_SDRC_POWER @ addr of sdrc power
- ldr r4, [r3] @ value of sdrc power
+ ldr r4, [r2] @ read SDRC_POWER
orr r4, r4, #0x40 @ enable self refresh on idle req
mov r5, #0x2000 @ set delay (DPLL relock + DLL relock)
- str r4, [r3] @ make it so
+ str r4, [r2] @ make it so
mov r2, #0
nop
mcr p15, 0, r2, c7, c0, 4 @ wait for interrupt
@@ -97,14 +101,13 @@ loop:
subs r5, r5, #0x1 @ awake, wait just a bit
bne loop
- /* The DPLL has on before we take the DDR out of self refresh */
+ /* The DPLL has to be on before we take the DDR out of self refresh */
bic r4, r4, #0x40 @ now clear self refresh bit.
- str r4, [r3] @ put vlaue back.
+ str r4, [r2] @ write to SDRC_POWER
ldr r4, A_SDRC0 @ make a clock happen
- ldr r4, [r4]
+ ldr r4, [r4] @ read A_SDRC0
nop @ start auto refresh only after clk ok
movs r0, r0 @ see if DDR or SDR
- ldrne r1, A_SDRC_DLLA_CTRL_S @ get addr of DLL ctrl
strne r0, [r1] @ rewrite DLLA to force DLL reload
addne r1, r1, #0x8 @ move to DLLB
strne r0, [r1] @ rewrite DLLB to force DLL reload
@@ -116,13 +119,8 @@ loop2:
/* resume*/
ldmfd sp!, {r0 - r12, pc} @ restore regs and return
-A_SDRC_POWER:
- .word OMAP242X_SDRC_REGADDR(SDRC_POWER)
A_SDRC0:
.word A_SDRC0_V
-A_SDRC_DLLA_CTRL_S:
- .word OMAP242X_SDRC_REGADDR(SDRC_DLLA_CTRL)
ENTRY(omap24xx_cpu_suspend_sz)
.word . - omap24xx_cpu_suspend
-
diff --git a/arch/arm/mach-omap2/sram34xx.S b/arch/arm/mach-omap2/sram34xx.S
new file mode 100644
index 0000000..2c71461
--- /dev/null
+++ b/arch/arm/mach-omap2/sram34xx.S
@@ -0,0 +1,179 @@
+/*
+ * linux/arch/arm/mach-omap3/sram.S
+ *
+ * Omap3 specific functions that need to be run in internal SRAM
+ *
+ * (C) Copyright 2007
+ * Texas Instruments Inc.
+ * Rajendra Nayak <rnayak@ti.com>
+ *
+ * (C) Copyright 2004
+ * Texas Instruments, <www.ti.com>
+ * Richard Woodruff <r-woodruff2@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 <linux/linkage.h>
+#include <asm/assembler.h>
+#include <mach/hardware.h>
+
+#include <mach/io.h>
+
+#include "sdrc.h"
+#include "cm.h"
+
+ .text
+
+/*
+ * Change frequency of core dpll
+ * r0 = sdrc_rfr_ctrl r1 = sdrc_actim_ctrla r2 = sdrc_actim_ctrlb r3 = M2
+ */
+ENTRY(omap3_sram_configure_core_dpll)
+ stmfd sp!, {r1-r12, lr} @ store regs to stack
+ cmp r3, #0x2
+ blne configure_sdrc
+ cmp r3, #0x2
+ blne lock_dll
+ cmp r3, #0x1
+ blne unlock_dll
+ bl sdram_in_selfrefresh @ put the SDRAM in self refresh
+ bl configure_core_dpll
+ bl enable_sdrc
+ cmp r3, #0x1
+ blne wait_dll_unlock
+ cmp r3, #0x2
+ blne wait_dll_lock
+ cmp r3, #0x1
+ blne configure_sdrc
+ mov r0, #0 @ return value
+ ldmfd sp!, {r1-r12, pc} @ restore regs and return
+unlock_dll:
+ ldr r4, omap3_sdrc_dlla_ctrl
+ ldr r5, [r4]
+ orr r5, r5, #0x4
+ str r5, [r4]
+ bx lr
+lock_dll:
+ ldr r4, omap3_sdrc_dlla_ctrl
+ ldr r5, [r4]
+ bic r5, r5, #0x4
+ str r5, [r4]
+ bx lr
+sdram_in_selfrefresh:
+ mov r5, #0x0 @ Move 0 to R5
+ mcr p15, 0, r5, c7, c10, 5 @ memory barrier
+ ldr r4, omap3_sdrc_power @ read the SDRC_POWER register
+ ldr r5, [r4] @ read the contents of SDRC_POWER
+ orr r5, r5, #0x40 @ enable self refresh on idle req
+ str r5, [r4] @ write back to SDRC_POWER register
+ ldr r4, omap3_cm_iclken1_core @ read the CM_ICLKEN1_CORE reg
+ ldr r5, [r4]
+ bic r5, r5, #0x2 @ disable iclk bit for SRDC
+ str r5, [r4]
+wait_sdrc_idle:
+ ldr r4, omap3_cm_idlest1_core
+ ldr r5, [r4]
+ and r5, r5, #0x2 @ check for SDRC idle
+ cmp r5, #2
+ bne wait_sdrc_idle
+ bx lr
+configure_core_dpll:
+ ldr r4, omap3_cm_clksel1_pll
+ ldr r5, [r4]
+ ldr r6, core_m2_mask_val @ modify m2 for core dpll
+ and r5, r5, r6
+ orr r5, r5, r3, lsl #0x1B @ r3 contains the M2 val
+ str r5, [r4]
+ mov r5, #0x800 @ wait for the clock to stabilise
+ cmp r3, #2
+ bne wait_clk_stable
+ bx lr
+wait_clk_stable:
+ subs r5, r5, #1
+ bne wait_clk_stable
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ bx lr
+enable_sdrc:
+ ldr r4, omap3_cm_iclken1_core
+ ldr r5, [r4]
+ orr r5, r5, #0x2 @ enable iclk bit for SDRC
+ str r5, [r4]
+wait_sdrc_idle1:
+ ldr r4, omap3_cm_idlest1_core
+ ldr r5, [r4]
+ and r5, r5, #0x2
+ cmp r5, #0
+ bne wait_sdrc_idle1
+ ldr r4, omap3_sdrc_power
+ ldr r5, [r4]
+ bic r5, r5, #0x40
+ str r5, [r4]
+ bx lr
+wait_dll_lock:
+ ldr r4, omap3_sdrc_dlla_status
+ ldr r5, [r4]
+ and r5, r5, #0x4
+ cmp r5, #0x4
+ bne wait_dll_lock
+ bx lr
+wait_dll_unlock:
+ ldr r4, omap3_sdrc_dlla_status
+ ldr r5, [r4]
+ and r5, r5, #0x4
+ cmp r5, #0x0
+ bne wait_dll_unlock
+ bx lr
+configure_sdrc:
+ ldr r4, omap3_sdrc_rfr_ctrl
+ str r0, [r4]
+ ldr r4, omap3_sdrc_actim_ctrla
+ str r1, [r4]
+ ldr r4, omap3_sdrc_actim_ctrlb
+ str r2, [r4]
+ bx lr
+
+omap3_sdrc_power:
+ .word OMAP34XX_SDRC_REGADDR(SDRC_POWER)
+omap3_cm_clksel1_pll:
+ .word OMAP34XX_CM_REGADDR(PLL_MOD, CM_CLKSEL1)
+omap3_cm_idlest1_core:
+ .word OMAP34XX_CM_REGADDR(CORE_MOD, CM_IDLEST)
+omap3_cm_iclken1_core:
+ .word OMAP34XX_CM_REGADDR(CORE_MOD, CM_ICLKEN1)
+omap3_sdrc_rfr_ctrl:
+ .word OMAP34XX_SDRC_REGADDR(SDRC_RFR_CTRL_0)
+omap3_sdrc_actim_ctrla:
+ .word OMAP34XX_SDRC_REGADDR(SDRC_ACTIM_CTRL_A_0)
+omap3_sdrc_actim_ctrlb:
+ .word OMAP34XX_SDRC_REGADDR(SDRC_ACTIM_CTRL_B_0)
+omap3_sdrc_dlla_status:
+ .word OMAP34XX_SDRC_REGADDR(SDRC_DLLA_STATUS)
+omap3_sdrc_dlla_ctrl:
+ .word OMAP34XX_SDRC_REGADDR(SDRC_DLLA_CTRL)
+core_m2_mask_val:
+ .word 0x07FFFFFF
+
+ENTRY(omap3_sram_configure_core_dpll_sz)
+ .word . - omap3_sram_configure_core_dpll
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