diff options
Diffstat (limited to 'arch/sh/boards/mach-ecovec24/setup.c')
-rw-r--r-- | arch/sh/boards/mach-ecovec24/setup.c | 671 |
1 files changed, 671 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c new file mode 100644 index 0000000..5f9881e1 --- /dev/null +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -0,0 +1,671 @@ +/* + * Copyright (C) 2009 Renesas Solutions Corp. + * + * Kuninori Morimoto <morimoto.kuninori@renesas.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/init.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/delay.h> +#include <linux/usb/r8a66597.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <video/sh_mobile_lcdc.h> +#include <media/sh_mobile_ceu.h> +#include <asm/heartbeat.h> +#include <asm/sh_eth.h> +#include <asm/sh_keysc.h> +#include <asm/clock.h> +#include <cpu/sh7724.h> + +/* + * Address Interface BusWidth + *----------------------------------------- + * 0x0000_0000 uboot 16bit + * 0x0004_0000 Linux romImage 16bit + * 0x0014_0000 MTD for Linux 16bit + * 0x0400_0000 Internal I/O 16/32bit + * 0x0800_0000 DRAM 32bit + * 0x1800_0000 MFI 16bit + */ + +/* Heartbeat */ +static unsigned char led_pos[] = { 0, 1, 2, 3 }; +static struct heartbeat_data heartbeat_data = { + .regsize = 8, + .nr_bits = 4, + .bit_pos = led_pos, +}; + +static struct resource heartbeat_resources[] = { + [0] = { + .start = 0xA405012C, /* PTG */ + .end = 0xA405012E - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = ARRAY_SIZE(heartbeat_resources), + .resource = heartbeat_resources, +}; + +/* MTD */ +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "boot loader", + .offset = 0, + .size = (5 * 1024 * 1024), + .mask_flags = MTD_CAP_ROM, + }, { + .name = "free-area", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 2, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .name = "NOR Flash", + .start = 0x00000000, + .end = 0x03ffffff, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .resource = nor_flash_resources, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .dev = { + .platform_data = &nor_flash_data, + }, +}; + +/* SH Eth */ +#define SH_ETH_ADDR (0xA4600000) +#define SH_ETH_MAHR (SH_ETH_ADDR + 0x1C0) +#define SH_ETH_MALR (SH_ETH_ADDR + 0x1C8) +static struct resource sh_eth_resources[] = { + [0] = { + .start = SH_ETH_ADDR, + .end = SH_ETH_ADDR + 0x1FC, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 91, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, + }, +}; + +struct sh_eth_plat_data sh_eth_plat = { + .phy = 0x1f, /* SMSC LAN8700 */ + .edmac_endian = EDMAC_LITTLE_ENDIAN, + .ether_link_active_low = 1 +}; + +static struct platform_device sh_eth_device = { + .name = "sh-eth", + .id = 0, + .dev = { + .platform_data = &sh_eth_plat, + }, + .num_resources = ARRAY_SIZE(sh_eth_resources), + .resource = sh_eth_resources, +}; + +/* USB0 host */ +void usb0_port_power(int port, int power) +{ + gpio_set_value(GPIO_PTB4, power); +} + +static struct r8a66597_platdata usb0_host_data = { + .on_chip = 1, + .port_power = usb0_port_power, +}; + +static struct resource usb0_host_resources[] = { + [0] = { + .start = 0xa4d80000, + .end = 0xa4d80124 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 65, + .end = 65, + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, + }, +}; + +static struct platform_device usb0_host_device = { + .name = "r8a66597_hcd", + .id = 0, + .dev = { + .dma_mask = NULL, /* not use dma */ + .coherent_dma_mask = 0xffffffff, + .platform_data = &usb0_host_data, + }, + .num_resources = ARRAY_SIZE(usb0_host_resources), + .resource = usb0_host_resources, +}; + +/* + * USB1 + * + * CN5 can use both host/function, + * and we can determine it by checking PTB[3] + * + * This time only USB1 host is supported. + */ +void usb1_port_power(int port, int power) +{ + if (!gpio_get_value(GPIO_PTB3)) { + printk(KERN_ERR "USB1 function is not supported\n"); + return; + } + + gpio_set_value(GPIO_PTB5, power); +} + +static struct r8a66597_platdata usb1_host_data = { + .on_chip = 1, + .port_power = usb1_port_power, +}; + +static struct resource usb1_host_resources[] = { + [0] = { + .start = 0xa4d90000, + .end = 0xa4d90124 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 66, + .end = 66, + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, + }, +}; + +static struct platform_device usb1_host_device = { + .name = "r8a66597_hcd", + .id = 1, + .dev = { + .dma_mask = NULL, /* not use dma */ + .coherent_dma_mask = 0xffffffff, + .platform_data = &usb1_host_data, + }, + .num_resources = ARRAY_SIZE(usb1_host_resources), + .resource = usb1_host_resources, +}; + +/* LCDC */ +static struct sh_mobile_lcdc_info lcdc_info = { + .ch[0] = { + .interface_type = RGB18, + .chan = LCDC_CHAN_MAINLCD, + .bpp = 16, + .lcd_cfg = { + .sync = 0, /* hsync and vsync are active low */ + }, + .lcd_size_cfg = { /* 7.0 inch */ + .width = 152, + .height = 91, + }, + .board_cfg = { + }, + } +}; + +static struct resource lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, + .end = 0xfe942fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 106, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc_resources), + .resource = lcdc_resources, + .dev = { + .platform_data = &lcdc_info, + }, + .archdata = { + .hwblk_id = HWBLK_LCDC, + }, +}; + +/* CEU0 */ +static struct sh_mobile_ceu_info sh_mobile_ceu0_info = { + .flags = SH_CEU_FLAG_USE_8BIT_BUS, +}; + +static struct resource ceu0_resources[] = { + [0] = { + .name = "CEU0", + .start = 0xfe910000, + .end = 0xfe91009f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 52, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device ceu0_device = { + .name = "sh_mobile_ceu", + .id = 0, /* "ceu0" clock */ + .num_resources = ARRAY_SIZE(ceu0_resources), + .resource = ceu0_resources, + .dev = { + .platform_data = &sh_mobile_ceu0_info, + }, + .archdata = { + .hwblk_id = HWBLK_CEU0, + }, +}; + +/* CEU1 */ +static struct sh_mobile_ceu_info sh_mobile_ceu1_info = { + .flags = SH_CEU_FLAG_USE_8BIT_BUS, +}; + +static struct resource ceu1_resources[] = { + [0] = { + .name = "CEU1", + .start = 0xfe914000, + .end = 0xfe91409f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 63, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device ceu1_device = { + .name = "sh_mobile_ceu", + .id = 1, /* "ceu1" clock */ + .num_resources = ARRAY_SIZE(ceu1_resources), + .resource = ceu1_resources, + .dev = { + .platform_data = &sh_mobile_ceu1_info, + }, + .archdata = { + .hwblk_id = HWBLK_CEU1, + }, +}; + +/* I2C device */ +static struct i2c_board_info i2c1_devices[] = { + { + I2C_BOARD_INFO("r2025sd", 0x32), + }, +}; + +/* KEYSC */ +static struct sh_keysc_info keysc_info = { + .mode = SH_KEYSC_MODE_1, + .scan_timing = 3, + .delay = 50, + .kycr2_delay = 100, + .keycodes = { KEY_1, 0, 0, 0, 0, + KEY_2, 0, 0, 0, 0, + KEY_3, 0, 0, 0, 0, + KEY_4, 0, 0, 0, 0, + KEY_5, 0, 0, 0, 0, + KEY_6, 0, 0, 0, 0, }, +}; + +static struct resource keysc_resources[] = { + [0] = { + .name = "KEYSC", + .start = 0x044b0000, + .end = 0x044b000f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 79, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device keysc_device = { + .name = "sh_keysc", + .id = 0, /* keysc0 clock */ + .num_resources = ARRAY_SIZE(keysc_resources), + .resource = keysc_resources, + .dev = { + .platform_data = &keysc_info, + }, + .archdata = { + .hwblk_id = HWBLK_KEYSC, + }, +}; + +static struct platform_device *ecovec_devices[] __initdata = { + &heartbeat_device, + &nor_flash_device, + &sh_eth_device, + &usb0_host_device, + &usb1_host_device, /* USB1 host support */ + &lcdc_device, + &ceu0_device, + &ceu1_device, + &keysc_device, +}; + +#define EEPROM_ADDR 0x50 +static u8 mac_read(struct i2c_adapter *a, u8 command) +{ + struct i2c_msg msg[2]; + u8 buf; + int ret; + + msg[0].addr = EEPROM_ADDR; + msg[0].flags = 0; + msg[0].len = 1; + msg[0].buf = &command; + + msg[1].addr = EEPROM_ADDR; + msg[1].flags = I2C_M_RD; + msg[1].len = 1; + msg[1].buf = &buf; + + ret = i2c_transfer(a, msg, 2); + if (ret < 0) { + printk(KERN_ERR "error %d\n", ret); + buf = 0xff; + } + + return buf; +} + +#define MAC_LEN 6 +static void __init sh_eth_init(void) +{ + struct i2c_adapter *a = i2c_get_adapter(1); + struct clk *eth_clk; + u8 mac[MAC_LEN]; + int i; + + if (!a) { + pr_err("can not get I2C 1\n"); + return; + } + + eth_clk = clk_get(NULL, "eth0"); + if (!eth_clk) { + pr_err("can not get eth0 clk\n"); + return; + } + + /* read MAC address frome EEPROM */ + for (i = 0; i < MAC_LEN; i++) { + mac[i] = mac_read(a, 0x10 + i); + msleep(10); + } + + /* clock enable */ + clk_enable(eth_clk); + + /* reset sh-eth */ + ctrl_outl(0x1, SH_ETH_ADDR + 0x0); + + /* set MAC addr */ + ctrl_outl((mac[0] << 24) | + (mac[1] << 16) | + (mac[2] << 8) | + (mac[3] << 0), SH_ETH_MAHR); + ctrl_outl((mac[4] << 8) | + (mac[5] << 0), SH_ETH_MALR); + + clk_put(eth_clk); +} + +#define PORT_HIZA 0xA4050158 +#define IODRIVEA 0xA405018A +static int __init arch_setup(void) +{ + /* enable SCIFA0 */ + gpio_request(GPIO_FN_SCIF0_TXD, NULL); + gpio_request(GPIO_FN_SCIF0_RXD, NULL); + + /* enable debug LED */ + gpio_request(GPIO_PTG0, NULL); + gpio_request(GPIO_PTG1, NULL); + gpio_request(GPIO_PTG2, NULL); + gpio_request(GPIO_PTG3, NULL); + gpio_direction_output(GPIO_PTG0, 0); + gpio_direction_output(GPIO_PTG1, 0); + gpio_direction_output(GPIO_PTG2, 0); + gpio_direction_output(GPIO_PTG3, 0); + ctrl_outw((ctrl_inw(PORT_HIZA) & ~(0x1 << 1)) , PORT_HIZA); + + /* enable SH-Eth */ + gpio_request(GPIO_PTA1, NULL); + gpio_direction_output(GPIO_PTA1, 1); + mdelay(20); + + gpio_request(GPIO_FN_RMII_RXD0, NULL); + gpio_request(GPIO_FN_RMII_RXD1, NULL); + gpio_request(GPIO_FN_RMII_TXD0, NULL); + gpio_request(GPIO_FN_RMII_TXD1, NULL); + gpio_request(GPIO_FN_RMII_REF_CLK, NULL); + gpio_request(GPIO_FN_RMII_TX_EN, NULL); + gpio_request(GPIO_FN_RMII_RX_ER, NULL); + gpio_request(GPIO_FN_RMII_CRS_DV, NULL); + gpio_request(GPIO_FN_MDIO, NULL); + gpio_request(GPIO_FN_MDC, NULL); + gpio_request(GPIO_FN_LNKSTA, NULL); + + /* enable USB */ + ctrl_outw(0x0000, 0xA4D80000); + ctrl_outw(0x0000, 0xA4D90000); + gpio_request(GPIO_PTB3, NULL); + gpio_request(GPIO_PTB4, NULL); + gpio_request(GPIO_PTB5, NULL); + gpio_direction_input(GPIO_PTB3); + gpio_direction_output(GPIO_PTB4, 0); + gpio_direction_output(GPIO_PTB5, 0); + ctrl_outw(0x0600, 0xa40501d4); + ctrl_outw(0x0600, 0xa4050192); + + /* enable LCDC */ + gpio_request(GPIO_FN_LCDD23, NULL); + gpio_request(GPIO_FN_LCDD22, NULL); + gpio_request(GPIO_FN_LCDD21, NULL); + gpio_request(GPIO_FN_LCDD20, NULL); + gpio_request(GPIO_FN_LCDD19, NULL); + gpio_request(GPIO_FN_LCDD18, NULL); + gpio_request(GPIO_FN_LCDD17, NULL); + gpio_request(GPIO_FN_LCDD16, NULL); + gpio_request(GPIO_FN_LCDD15, NULL); + gpio_request(GPIO_FN_LCDD14, NULL); + gpio_request(GPIO_FN_LCDD13, NULL); + gpio_request(GPIO_FN_LCDD12, NULL); + gpio_request(GPIO_FN_LCDD11, NULL); + gpio_request(GPIO_FN_LCDD10, NULL); + gpio_request(GPIO_FN_LCDD9, NULL); + gpio_request(GPIO_FN_LCDD8, NULL); + gpio_request(GPIO_FN_LCDD7, NULL); + gpio_request(GPIO_FN_LCDD6, NULL); + gpio_request(GPIO_FN_LCDD5, NULL); + gpio_request(GPIO_FN_LCDD4, NULL); + gpio_request(GPIO_FN_LCDD3, NULL); + gpio_request(GPIO_FN_LCDD2, NULL); + gpio_request(GPIO_FN_LCDD1, NULL); + gpio_request(GPIO_FN_LCDD0, NULL); + gpio_request(GPIO_FN_LCDDISP, NULL); + gpio_request(GPIO_FN_LCDHSYN, NULL); + gpio_request(GPIO_FN_LCDDCK, NULL); + gpio_request(GPIO_FN_LCDVSYN, NULL); + gpio_request(GPIO_FN_LCDDON, NULL); + gpio_request(GPIO_FN_LCDLCLK, NULL); + ctrl_outw((ctrl_inw(PORT_HIZA) & ~0x0001), PORT_HIZA); + + gpio_request(GPIO_PTE6, NULL); + gpio_request(GPIO_PTU1, NULL); + gpio_request(GPIO_PTR1, NULL); + gpio_request(GPIO_PTA2, NULL); + gpio_direction_input(GPIO_PTE6); + gpio_direction_output(GPIO_PTU1, 0); + gpio_direction_output(GPIO_PTR1, 0); + gpio_direction_output(GPIO_PTA2, 0); + + /* I/O buffer drive ability is low */ + ctrl_outw((ctrl_inw(IODRIVEA) & ~0x00c0) | 0x0040 , IODRIVEA); + + if (gpio_get_value(GPIO_PTE6)) { + /* DVI */ + lcdc_info.clock_source = LCDC_CLK_EXTERNAL; + lcdc_info.ch[0].clock_divider = 1, + lcdc_info.ch[0].lcd_cfg.name = "DVI"; + lcdc_info.ch[0].lcd_cfg.xres = 1280; + lcdc_info.ch[0].lcd_cfg.yres = 720; + lcdc_info.ch[0].lcd_cfg.left_margin = 220; + lcdc_info.ch[0].lcd_cfg.right_margin = 110; + lcdc_info.ch[0].lcd_cfg.hsync_len = 40; + lcdc_info.ch[0].lcd_cfg.upper_margin = 20; + lcdc_info.ch[0].lcd_cfg.lower_margin = 5; + lcdc_info.ch[0].lcd_cfg.vsync_len = 5; + + gpio_set_value(GPIO_PTA2, 1); + gpio_set_value(GPIO_PTU1, 1); + } else { + /* Panel */ + + lcdc_info.clock_source = LCDC_CLK_PERIPHERAL; + lcdc_info.ch[0].clock_divider = 2, + lcdc_info.ch[0].lcd_cfg.name = "Panel"; + lcdc_info.ch[0].lcd_cfg.xres = 800; + lcdc_info.ch[0].lcd_cfg.yres = 480; + lcdc_info.ch[0].lcd_cfg.left_margin = 220; + lcdc_info.ch[0].lcd_cfg.right_margin = 110; + lcdc_info.ch[0].lcd_cfg.hsync_len = 70; + lcdc_info.ch[0].lcd_cfg.upper_margin = 20; + lcdc_info.ch[0].lcd_cfg.lower_margin = 5; + lcdc_info.ch[0].lcd_cfg.vsync_len = 5; + + gpio_set_value(GPIO_PTR1, 1); + + /* FIXME + * + * LCDDON control is needed for Panel, + * but current sh_mobile_lcdc driver doesn't control it. + * It is temporary correspondence + */ + gpio_request(GPIO_PTF4, NULL); + gpio_direction_output(GPIO_PTF4, 1); + } + + /* enable CEU0 */ + gpio_request(GPIO_FN_VIO0_D15, NULL); + gpio_request(GPIO_FN_VIO0_D14, NULL); + gpio_request(GPIO_FN_VIO0_D13, NULL); + gpio_request(GPIO_FN_VIO0_D12, NULL); + gpio_request(GPIO_FN_VIO0_D11, NULL); + gpio_request(GPIO_FN_VIO0_D10, NULL); + gpio_request(GPIO_FN_VIO0_D9, NULL); + gpio_request(GPIO_FN_VIO0_D8, NULL); + gpio_request(GPIO_FN_VIO0_D7, NULL); + gpio_request(GPIO_FN_VIO0_D6, NULL); + gpio_request(GPIO_FN_VIO0_D5, NULL); + gpio_request(GPIO_FN_VIO0_D4, NULL); + gpio_request(GPIO_FN_VIO0_D3, NULL); + gpio_request(GPIO_FN_VIO0_D2, NULL); + gpio_request(GPIO_FN_VIO0_D1, NULL); + gpio_request(GPIO_FN_VIO0_D0, NULL); + gpio_request(GPIO_FN_VIO0_VD, NULL); + gpio_request(GPIO_FN_VIO0_CLK, NULL); + gpio_request(GPIO_FN_VIO0_FLD, NULL); + gpio_request(GPIO_FN_VIO0_HD, NULL); + platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20); + + /* enable CEU1 */ + gpio_request(GPIO_FN_VIO1_D7, NULL); + gpio_request(GPIO_FN_VIO1_D6, NULL); + gpio_request(GPIO_FN_VIO1_D5, NULL); + gpio_request(GPIO_FN_VIO1_D4, NULL); + gpio_request(GPIO_FN_VIO1_D3, NULL); + gpio_request(GPIO_FN_VIO1_D2, NULL); + gpio_request(GPIO_FN_VIO1_D1, NULL); + gpio_request(GPIO_FN_VIO1_D0, NULL); + gpio_request(GPIO_FN_VIO1_FLD, NULL); + gpio_request(GPIO_FN_VIO1_HD, NULL); + gpio_request(GPIO_FN_VIO1_VD, NULL); + gpio_request(GPIO_FN_VIO1_CLK, NULL); + platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20); + + /* enable KEYSC */ + gpio_request(GPIO_FN_KEYOUT5_IN5, NULL); + gpio_request(GPIO_FN_KEYOUT4_IN6, NULL); + gpio_request(GPIO_FN_KEYOUT3, NULL); + gpio_request(GPIO_FN_KEYOUT2, NULL); + gpio_request(GPIO_FN_KEYOUT1, NULL); + gpio_request(GPIO_FN_KEYOUT0, NULL); + gpio_request(GPIO_FN_KEYIN0, NULL); + + /* enable user debug switch */ + gpio_request(GPIO_PTR0, NULL); + gpio_request(GPIO_PTR4, NULL); + gpio_request(GPIO_PTR5, NULL); + gpio_request(GPIO_PTR6, NULL); + gpio_direction_input(GPIO_PTR0); + gpio_direction_input(GPIO_PTR4); + gpio_direction_input(GPIO_PTR5); + gpio_direction_input(GPIO_PTR6); + + /* enable I2C device */ + i2c_register_board_info(1, i2c1_devices, + ARRAY_SIZE(i2c1_devices)); + + return platform_add_devices(ecovec_devices, + ARRAY_SIZE(ecovec_devices)); +} +arch_initcall(arch_setup); + +static int __init devices_setup(void) +{ + sh_eth_init(); + return 0; +} +device_initcall(devices_setup); + + +static struct sh_machine_vector mv_ecovec __initmv = { + .mv_name = "R0P7724 (EcoVec)", +}; |