ARM: mach-shmobile: mackerel: Add touchscreen ST1232 support
Signed-off-by: Tony SIM <chinyeow.sim.xt@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index f0547dc..6601c59 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -963,6 +963,7 @@
};
/* I2C */
+#define IRQ7 evt2irq(0x02e0)
#define IRQ9 evt2irq(0x0320)
static struct i2c_board_info i2c0_devices[] = {
@@ -975,6 +976,11 @@
.platform_data = &mackerel_tca6416_keys_info,
.irq = IRQ9,
},
+ /* Touchscreen */
+ {
+ I2C_BOARD_INFO("st1232-ts", 0x55),
+ .irq = IRQ7,
+ },
};
#define IRQ21 evt2irq(0x32a0)
@@ -1102,6 +1108,10 @@
gpio_request(GPIO_FN_IRQ9_42, NULL);
set_irq_type(IRQ9, IRQ_TYPE_LEVEL_HIGH);
+ /* enable Touchscreen */
+ gpio_request(GPIO_FN_IRQ7_40, NULL);
+ set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
+
/* enable Accelerometer */
gpio_request(GPIO_FN_IRQ21, NULL);
set_irq_type(IRQ21, IRQ_TYPE_LEVEL_HIGH);