JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 1 | /* linux/arch/arm/mach-exynos4/mach-origen.c |
| 2 | * |
| 3 | * Copyright (c) 2011 Insignal Co., Ltd. |
| 4 | * http://www.insignal.co.kr/ |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | #include <linux/serial_core.h> |
| 12 | #include <linux/gpio.h> |
| 13 | #include <linux/mmc/host.h> |
| 14 | #include <linux/platform_device.h> |
| 15 | #include <linux/io.h> |
| 16 | #include <linux/input.h> |
Giridhar Maruthy | 9edff0f | 2011-08-31 15:58:52 +0900 | [diff] [blame] | 17 | #include <linux/pwm_backlight.h> |
Sachin Kamat | c86cfdd | 2011-09-16 21:41:25 +0900 | [diff] [blame^] | 18 | #include <linux/gpio_keys.h> |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 19 | |
| 20 | #include <asm/mach/arch.h> |
| 21 | #include <asm/mach-types.h> |
| 22 | |
| 23 | #include <plat/regs-serial.h> |
| 24 | #include <plat/exynos4.h> |
| 25 | #include <plat/cpu.h> |
| 26 | #include <plat/devs.h> |
| 27 | #include <plat/sdhci.h> |
| 28 | #include <plat/iic.h> |
Sachin Kamat | 24f9e1f | 2011-08-31 15:47:16 +0900 | [diff] [blame] | 29 | #include <plat/ehci.h> |
| 30 | #include <plat/clock.h> |
Giridhar Maruthy | 9edff0f | 2011-08-31 15:58:52 +0900 | [diff] [blame] | 31 | #include <plat/gpio-cfg.h> |
| 32 | #include <plat/backlight.h> |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 33 | |
| 34 | #include <mach/map.h> |
| 35 | |
| 36 | /* Following are default values for UCON, ULCON and UFCON UART registers */ |
| 37 | #define ORIGEN_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ |
| 38 | S3C2410_UCON_RXILEVEL | \ |
| 39 | S3C2410_UCON_TXIRQMODE | \ |
| 40 | S3C2410_UCON_RXIRQMODE | \ |
| 41 | S3C2410_UCON_RXFIFO_TOI | \ |
| 42 | S3C2443_UCON_RXERR_IRQEN) |
| 43 | |
| 44 | #define ORIGEN_ULCON_DEFAULT S3C2410_LCON_CS8 |
| 45 | |
| 46 | #define ORIGEN_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ |
| 47 | S5PV210_UFCON_TXTRIG4 | \ |
| 48 | S5PV210_UFCON_RXTRIG4) |
| 49 | |
| 50 | static struct s3c2410_uartcfg origen_uartcfgs[] __initdata = { |
| 51 | [0] = { |
| 52 | .hwport = 0, |
| 53 | .flags = 0, |
| 54 | .ucon = ORIGEN_UCON_DEFAULT, |
| 55 | .ulcon = ORIGEN_ULCON_DEFAULT, |
| 56 | .ufcon = ORIGEN_UFCON_DEFAULT, |
| 57 | }, |
| 58 | [1] = { |
| 59 | .hwport = 1, |
| 60 | .flags = 0, |
| 61 | .ucon = ORIGEN_UCON_DEFAULT, |
| 62 | .ulcon = ORIGEN_ULCON_DEFAULT, |
| 63 | .ufcon = ORIGEN_UFCON_DEFAULT, |
| 64 | }, |
| 65 | [2] = { |
| 66 | .hwport = 2, |
| 67 | .flags = 0, |
| 68 | .ucon = ORIGEN_UCON_DEFAULT, |
| 69 | .ulcon = ORIGEN_ULCON_DEFAULT, |
| 70 | .ufcon = ORIGEN_UFCON_DEFAULT, |
| 71 | }, |
| 72 | [3] = { |
| 73 | .hwport = 3, |
| 74 | .flags = 0, |
| 75 | .ucon = ORIGEN_UCON_DEFAULT, |
| 76 | .ulcon = ORIGEN_ULCON_DEFAULT, |
| 77 | .ufcon = ORIGEN_UFCON_DEFAULT, |
| 78 | }, |
| 79 | }; |
| 80 | |
Tushar Behera | cf1dad9 | 2011-08-31 16:57:37 +0900 | [diff] [blame] | 81 | static struct s3c_sdhci_platdata origen_hsmmc0_pdata __initdata = { |
| 82 | .cd_type = S3C_SDHCI_CD_INTERNAL, |
| 83 | .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, |
| 84 | }; |
| 85 | |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 86 | static struct s3c_sdhci_platdata origen_hsmmc2_pdata __initdata = { |
Tushar Behera | 92e41ef | 2011-08-31 16:01:15 +0900 | [diff] [blame] | 87 | .cd_type = S3C_SDHCI_CD_INTERNAL, |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 88 | .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, |
| 89 | }; |
| 90 | |
Sachin Kamat | 24f9e1f | 2011-08-31 15:47:16 +0900 | [diff] [blame] | 91 | /* USB EHCI */ |
| 92 | static struct s5p_ehci_platdata origen_ehci_pdata; |
| 93 | |
| 94 | static void __init origen_ehci_init(void) |
| 95 | { |
| 96 | struct s5p_ehci_platdata *pdata = &origen_ehci_pdata; |
| 97 | |
| 98 | s5p_ehci_set_platdata(pdata); |
| 99 | } |
| 100 | |
Sachin Kamat | c86cfdd | 2011-09-16 21:41:25 +0900 | [diff] [blame^] | 101 | static struct gpio_keys_button origen_gpio_keys_table[] = { |
| 102 | { |
| 103 | .code = KEY_MENU, |
| 104 | .gpio = EXYNOS4_GPX1(5), |
| 105 | .desc = "gpio-keys: KEY_MENU", |
| 106 | .type = EV_KEY, |
| 107 | .active_low = 1, |
| 108 | .wakeup = 1, |
| 109 | .debounce_interval = 1, |
| 110 | }, { |
| 111 | .code = KEY_HOME, |
| 112 | .gpio = EXYNOS4_GPX1(6), |
| 113 | .desc = "gpio-keys: KEY_HOME", |
| 114 | .type = EV_KEY, |
| 115 | .active_low = 1, |
| 116 | .wakeup = 1, |
| 117 | .debounce_interval = 1, |
| 118 | }, { |
| 119 | .code = KEY_BACK, |
| 120 | .gpio = EXYNOS4_GPX1(7), |
| 121 | .desc = "gpio-keys: KEY_BACK", |
| 122 | .type = EV_KEY, |
| 123 | .active_low = 1, |
| 124 | .wakeup = 1, |
| 125 | .debounce_interval = 1, |
| 126 | }, { |
| 127 | .code = KEY_UP, |
| 128 | .gpio = EXYNOS4_GPX2(0), |
| 129 | .desc = "gpio-keys: KEY_UP", |
| 130 | .type = EV_KEY, |
| 131 | .active_low = 1, |
| 132 | .wakeup = 1, |
| 133 | .debounce_interval = 1, |
| 134 | }, { |
| 135 | .code = KEY_DOWN, |
| 136 | .gpio = EXYNOS4_GPX2(1), |
| 137 | .desc = "gpio-keys: KEY_DOWN", |
| 138 | .type = EV_KEY, |
| 139 | .active_low = 1, |
| 140 | .wakeup = 1, |
| 141 | .debounce_interval = 1, |
| 142 | }, |
| 143 | }; |
| 144 | |
| 145 | static struct gpio_keys_platform_data origen_gpio_keys_data = { |
| 146 | .buttons = origen_gpio_keys_table, |
| 147 | .nbuttons = ARRAY_SIZE(origen_gpio_keys_table), |
| 148 | }; |
| 149 | |
| 150 | static struct platform_device origen_device_gpiokeys = { |
| 151 | .name = "gpio-keys", |
| 152 | .dev = { |
| 153 | .platform_data = &origen_gpio_keys_data, |
| 154 | }, |
| 155 | }; |
| 156 | |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 157 | static struct platform_device *origen_devices[] __initdata = { |
| 158 | &s3c_device_hsmmc2, |
Tushar Behera | cf1dad9 | 2011-08-31 16:57:37 +0900 | [diff] [blame] | 159 | &s3c_device_hsmmc0, |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 160 | &s3c_device_rtc, |
| 161 | &s3c_device_wdt, |
Sachin Kamat | 24f9e1f | 2011-08-31 15:47:16 +0900 | [diff] [blame] | 162 | &s5p_device_ehci, |
Sachin Kamat | 6f8eb32 | 2011-08-31 15:52:27 +0900 | [diff] [blame] | 163 | &s5p_device_fimc0, |
| 164 | &s5p_device_fimc1, |
| 165 | &s5p_device_fimc2, |
| 166 | &s5p_device_fimc3, |
Sachin Kamat | c86cfdd | 2011-09-16 21:41:25 +0900 | [diff] [blame^] | 167 | &origen_device_gpiokeys, |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 168 | }; |
| 169 | |
Giridhar Maruthy | 9edff0f | 2011-08-31 15:58:52 +0900 | [diff] [blame] | 170 | /* LCD Backlight data */ |
| 171 | static struct samsung_bl_gpio_info origen_bl_gpio_info = { |
| 172 | .no = EXYNOS4_GPD0(0), |
| 173 | .func = S3C_GPIO_SFN(2), |
| 174 | }; |
| 175 | |
| 176 | static struct platform_pwm_backlight_data origen_bl_data = { |
| 177 | .pwm_id = 0, |
| 178 | .pwm_period_ns = 1000, |
| 179 | }; |
| 180 | |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 181 | static void __init origen_map_io(void) |
| 182 | { |
| 183 | s5p_init_io(NULL, 0, S5P_VA_CHIPID); |
| 184 | s3c24xx_init_clocks(24000000); |
| 185 | s3c24xx_init_uarts(origen_uartcfgs, ARRAY_SIZE(origen_uartcfgs)); |
| 186 | } |
| 187 | |
| 188 | static void __init origen_machine_init(void) |
| 189 | { |
Tushar Behera | cf1dad9 | 2011-08-31 16:57:37 +0900 | [diff] [blame] | 190 | /* |
| 191 | * Since sdhci instance 2 can contain a bootable media, |
| 192 | * sdhci instance 0 is registered after instance 2. |
| 193 | */ |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 194 | s3c_sdhci2_set_platdata(&origen_hsmmc2_pdata); |
Tushar Behera | cf1dad9 | 2011-08-31 16:57:37 +0900 | [diff] [blame] | 195 | s3c_sdhci0_set_platdata(&origen_hsmmc0_pdata); |
Sachin Kamat | 24f9e1f | 2011-08-31 15:47:16 +0900 | [diff] [blame] | 196 | |
| 197 | origen_ehci_init(); |
| 198 | clk_xusbxti.rate = 24000000; |
| 199 | |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 200 | platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices)); |
Giridhar Maruthy | 9edff0f | 2011-08-31 15:58:52 +0900 | [diff] [blame] | 201 | |
| 202 | samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data); |
JeongHyeon Kim | 699efdd | 2011-07-21 16:19:19 +0900 | [diff] [blame] | 203 | } |
| 204 | |
| 205 | MACHINE_START(ORIGEN, "ORIGEN") |
| 206 | /* Maintainer: JeongHyeon Kim <jhkim@insignal.co.kr> */ |
| 207 | .boot_params = S5P_PA_SDRAM + 0x100, |
| 208 | .init_irq = exynos4_init_irq, |
| 209 | .map_io = origen_map_io, |
| 210 | .init_machine = origen_machine_init, |
| 211 | .timer = &exynos4_timer, |
| 212 | MACHINE_END |