From: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> Add required platform definitions for QT602240 touchscreen on I2C2 bus. Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> --- arch/arm/mach-s5pv210/Kconfig | 3 ++ arch/arm/mach-s5pv210/mach-goni.c | 56 +++++++++++++++++++++++++++++++++++++ 2 files changed, 59 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig index 5315fec..2f4025d 100644 --- a/arch/arm/mach-s5pv210/Kconfig +++ b/arch/arm/mach-s5pv210/Kconfig @@ -76,6 +76,7 @@ config MACH_GONI bool "GONI" select CPU_S5PV210 select ARCH_SPARSEMEM_ENABLE + select S5P_GPIO_INT select S3C_DEV_FB select S5P_DEV_FIMC0 select S5P_DEV_FIMC1 @@ -83,8 +84,10 @@ config MACH_GONI select S3C_DEV_HSMMC select S3C_DEV_HSMMC1 select S3C_DEV_HSMMC2 + select S3C_DEV_I2C2 select S5P_DEV_ONENAND select S5PV210_SETUP_FB_24BPP + select S5PV210_SETUP_I2C2 select S5PV210_SETUP_SDHCI help Machine support for Samsung GONI board diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index fdc5cca..bc9c5af 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -15,6 +15,7 @@ #include <linux/fb.h> #include <linux/i2c.h> #include <linux/i2c-gpio.h> +#include <linux/i2c/qt602240_ts.h> #include <linux/mfd/max8998.h> #include <linux/gpio_keys.h> #include <linux/input.h> @@ -35,6 +36,7 @@ #include <plat/devs.h> #include <plat/cpu.h> #include <plat/fb.h> +#include <plat/iic.h> #include <plat/sdhci.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ @@ -111,6 +113,52 @@ static struct s3c_fb_platdata goni_lcd_pdata __initdata = { .setup_gpio = s5pv210_fb_gpio_setup_24bpp, }; +/* TSP */ +static struct qt602240_platform_data qt602240_platform_data = { + .x_line = 17, + .y_line = 11, + .x_size = 800, + .y_size = 480, + .blen = 0x21, + .threshold = 0x28, + .voltage = 2800000, /* 2.8V */ + .orient = QT602240_DIAGONAL, +}; + +static struct s3c2410_platform_i2c i2c2_data __initdata = { + .flags = 0, + .bus_num = 2, + .slave_addr = 0x10, + .frequency = 400 * 1000, + .sda_delay = 100, +}; + +static struct i2c_board_info i2c2_devs[] __initdata = { + { + I2C_BOARD_INFO("qt602240_ts", 0x4a), + .platform_data = &qt602240_platform_data, + }, +}; + +static void __init goni_tsp_init(void) +{ + int gpio, irq; + + gpio = S5PV210_GPJ1(3); /* XMSMADDR_11 */ + gpio_request(gpio, "TSP_LDO_ON"); + gpio_direction_output(gpio, 1); + gpio_export(gpio, 0); + + gpio = S5PV210_GPJ0(5); /* XMSMADDR_5 */ + 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); + irq = gpio_to_irq(gpio); + i2c2_devs[0].irq = irq; +} + /* MAX8998 regulators */ #if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE) @@ -465,6 +513,7 @@ static struct platform_device *goni_devices[] __initdata = { &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, + &s3c_device_i2c2, }; static void __init goni_map_io(void) @@ -476,6 +525,13 @@ static void __init goni_map_io(void) static void __init goni_machine_init(void) { + /* TSP: call before I2C 2 registeration */ + goni_tsp_init(); + + /* I2C2 */ + s3c_i2c2_set_platdata(&i2c2_data); + i2c_register_board_info(2, i2c2_devs, ARRAY_SIZE(i2c2_devs)); + /* PMIC */ goni_pmic_init(); i2c_register_board_info(AP_I2C_GPIO_PMIC_BUS_4, i2c_gpio_pmic_devs, -- 1.7.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html