ARM: mach-shmobile: ap4evb: modify tsc2007 platform settings

This patch modify x_plate_ohms to correct value for tsc2007,
and removed un-necessary ts_get_pendown_state().
gpio_pull_up() was removed also.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 95935c83c30654ee94d301e94086680475a6ed67..0cb9e7cf1ddc20552b6557e6ae5067a3bdfaa0ff 100644 (file)
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -756,7 +756,6 @@ device_initcall(hdmi_init_pm_clock);
  * FIXME !!
  *
  * gpio_no_direction
- * gpio_pull_up
  * are quick_hack.
  *
  * current gpio frame work doesn't have
@@ -768,58 +767,12 @@ static void __init gpio_no_direction(u32 addr)
        __raw_writeb(0x00, addr);
 }
 
-static void __init gpio_pull_up(u32 addr)
-{
-       u8 data = __raw_readb(addr);
-
-       data &= 0x0F;
-       data |= 0xC0;
-       __raw_writeb(data, addr);
-}
-
 /* TouchScreen */
 #define IRQ28  evt2irq(0x3380) /* IRQ28A */
 #define IRQ7   evt2irq(0x02e0) /* IRQ7A */
-static int ts_get_pendown_state(void)
-{
-       int val1, val2;
-
-       gpio_free(GPIO_FN_IRQ28_123);
-       gpio_free(GPIO_FN_IRQ7_40);
-
-       gpio_request(GPIO_PORT123, NULL);
-       gpio_request(GPIO_PORT40, NULL);
-
-       gpio_direction_input(GPIO_PORT123);
-       gpio_direction_input(GPIO_PORT40);
-
-       val1 = gpio_get_value(GPIO_PORT123);
-       val2 = gpio_get_value(GPIO_PORT40);
-
-       gpio_request(GPIO_FN_IRQ28_123, NULL);  /* for QHD */
-       gpio_request(GPIO_FN_IRQ7_40, NULL);    /* for WVGA */
-
-       return val1 ^ val2;
-}
-
-#define PORT40CR       0xE6051028
-#define PORT123CR      0xE605007B
-static int ts_init(void)
-{
-       gpio_request(GPIO_FN_IRQ28_123, NULL);  /* for QHD */
-       gpio_request(GPIO_FN_IRQ7_40, NULL);    /* for WVGA */
-
-       gpio_pull_up(PORT40CR);
-       gpio_pull_up(PORT123CR);
-
-       return 0;
-}
-
 static struct tsc2007_platform_data tsc2007_info = {
        .model                  = 2007,
-       .x_plate_ohms           = 180,
-       .get_pendown_state      = ts_get_pendown_state,
-       .init_platform_hw       = ts_init,
+       .x_plate_ohms           = 1000,
 };
 
 static struct i2c_board_info tsc_device = {
@@ -994,6 +947,7 @@ static void __init ap4evb_init(void)
        gpio_request(GPIO_FN_KEYIN4,     NULL);
 
        /* enable TouchScreen */
+       gpio_request(GPIO_FN_IRQ28_123, NULL);
        set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
 
        tsc_device.irq = IRQ28;
@@ -1069,6 +1023,7 @@ static void __init ap4evb_init(void)
        lcdc_info.ch[0].lcd_size_cfg.height     = 91;
 
        /* enable TouchScreen */
+       gpio_request(GPIO_FN_IRQ7_40, NULL);
        set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
 
        tsc_device.irq = IRQ7;