diff options
Diffstat (limited to 'arch/arm/mach-exynos4/mach-universal_c210.c')
| -rw-r--r-- | arch/arm/mach-exynos4/mach-universal_c210.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos4/mach-universal_c210.c b/arch/arm/mach-exynos4/mach-universal_c210.c index 97d329fff2c..0e280d12301 100644 --- a/arch/arm/mach-exynos4/mach-universal_c210.c +++ b/arch/arm/mach-exynos4/mach-universal_c210.c @@ -18,6 +18,9 @@ #include <linux/regulator/fixed.h> #include <linux/regulator/max8952.h> #include <linux/mmc/host.h> +#include <linux/i2c-gpio.h> +#include <linux/i2c/mcs.h> +#include <linux/i2c/atmel_mxt_ts.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -27,7 +30,10 @@ #include <plat/cpu.h> #include <plat/devs.h> #include <plat/iic.h> +#include <plat/gpio-cfg.h> +#include <plat/mfc.h> #include <plat/sdhci.h> +#include <plat/pd.h> #include <mach/map.h> @@ -477,6 +483,96 @@ static struct i2c_board_info i2c5_devs[] __initdata = { }, }; +/* I2C3 (TSP) */ +static struct mxt_platform_data qt602240_platform_data = { + .x_line = 19, + .y_line = 11, + .x_size = 800, + .y_size = 480, + .blen = 0x11, + .threshold = 0x28, + .voltage = 2800000, /* 2.8V */ + .orient = MXT_DIAGONAL, +}; + +static struct i2c_board_info i2c3_devs[] __initdata = { + { + I2C_BOARD_INFO("qt602240_ts", 0x4a), + .platform_data = &qt602240_platform_data, + }, +}; + +static void __init universal_tsp_init(void) +{ + int gpio; + + /* TSP_LDO_ON: XMDMADDR_11 */ + gpio = EXYNOS4_GPE2(3); + gpio_request(gpio, "TSP_LDO_ON"); + gpio_direction_output(gpio, 1); + gpio_export(gpio, 0); + + /* TSP_INT: XMDMADDR_7 */ + gpio = EXYNOS4_GPE1(7); + gpio_request(gpio, "TSP_INT"); + + s5p_register_gpio_interrupt(gpio); + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + i2c3_devs[0].irq = gpio_to_irq(gpio); +} + + +/* GPIO I2C 12 (3 Touchkey) */ +static uint32_t touchkey_keymap[] = { + /* MCS_KEY_MAP(value, keycode) */ + MCS_KEY_MAP(0, KEY_MENU), /* KEY_SEND */ + MCS_KEY_MAP(1, KEY_BACK), /* KEY_END */ +}; + +static struct mcs_platform_data touchkey_data = { + .keymap = touchkey_keymap, + .keymap_size = ARRAY_SIZE(touchkey_keymap), + .key_maxval = 2, +}; + +/* GPIO I2C 3_TOUCH 2.8V */ +#define I2C_GPIO_BUS_12 12 +static struct i2c_gpio_platform_data i2c_gpio12_data = { + .sda_pin = EXYNOS4_GPE4(0), /* XMDMDATA_8 */ + .scl_pin = EXYNOS4_GPE4(1), /* XMDMDATA_9 */ +}; + +static struct platform_device i2c_gpio12 = { + .name = "i2c-gpio", + .id = I2C_GPIO_BUS_12, + .dev = { + .platform_data = &i2c_gpio12_data, + }, +}; + +static struct i2c_board_info i2c_gpio12_devs[] __initdata = { + { + I2C_BOARD_INFO("mcs5080_touchkey", 0x20), + .platform_data = &touchkey_data, + }, +}; + +static void __init universal_touchkey_init(void) +{ + int gpio; + + gpio = EXYNOS4_GPE3(7); /* XMDMDATA_7 */ + gpio_request(gpio, "3_TOUCH_INT"); + s5p_register_gpio_interrupt(gpio); + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf)); + i2c_gpio12_devs[0].irq = gpio_to_irq(gpio); + + gpio = EXYNOS4_GPE3(3); /* XMDMDATA_3 */ + gpio_request(gpio, "3_TOUCH_EN"); + gpio_direction_output(gpio, 1); +} + /* GPIO KEYS */ static struct gpio_keys_button universal_gpio_keys_tables[] = { { @@ -608,15 +704,25 @@ static struct i2c_board_info i2c1_devs[] __initdata = { static struct platform_device *universal_devices[] __initdata = { /* Samsung Platform Devices */ + &s5p_device_fimc0, + &s5p_device_fimc1, + &s5p_device_fimc2, + &s5p_device_fimc3, &mmc0_fixed_voltage, &s3c_device_hsmmc0, &s3c_device_hsmmc2, &s3c_device_hsmmc3, + &s3c_device_i2c3, &s3c_device_i2c5, /* Universal Devices */ + &i2c_gpio12, &universal_gpio_keys, &s5p_device_onenand, + &s5p_device_mfc, + &s5p_device_mfc_l, + &s5p_device_mfc_r, + &exynos4_device_pd[PD_MFC], }; static void __init universal_map_io(void) @@ -626,6 +732,11 @@ static void __init universal_map_io(void) s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs)); } +static void __init universal_reserve(void) +{ + s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20); +} + static void __init universal_machine_init(void) { universal_sdhci_init(); @@ -633,11 +744,20 @@ static void __init universal_machine_init(void) i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs)); i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs)); + universal_tsp_init(); + s3c_i2c3_set_platdata(NULL); + i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs)); + s3c_i2c5_set_platdata(NULL); i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs)); + universal_touchkey_init(); + i2c_register_board_info(I2C_GPIO_BUS_12, i2c_gpio12_devs, + ARRAY_SIZE(i2c_gpio12_devs)); + /* Last */ platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices)); + s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev; } MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") @@ -647,4 +767,5 @@ MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") .map_io = universal_map_io, .init_machine = universal_machine_init, .timer = &exynos4_timer, + .reserve = &universal_reserve, MACHINE_END |