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Diffstat (limited to 'arch/arm/mach-exynos4/mach-universal_c210.c')
-rw-r--r--arch/arm/mach-exynos4/mach-universal_c210.c121
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 97d329f..0e280d1 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