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[ARM] tegra: updated touch interrupt line for Stingray P2 HW

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touch interrupt has moved from PV2 to PZ2 on P2 HW.

Change-Id: Ic9375e1e081c3ac746f5fa2c21657bd1af1668a3
Signed-off-by: makarand.karvekar <makarand.karvekar@motorola.com>
This commit is contained in:
makarand.karvekar
2010-08-30 15:48:27 -05:00
committed by Colin Cross
parent 5f515b956e
commit 3e25149b51
1 changed files with 15 additions and 4 deletions
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19
arch/arm/mach-tegra/board-stingray-touch.c
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@@ -36,6 +36,8 @@
#define STINGRAY_TOUCH_INT_N_GPIO TEGRA_GPIO_PV2
#define STINGRAY_TOUCH_WAKE_N_GPIO TEGRA_GPIO_PJ2
#define STINGRAY_TOUCH_INT_N_GPIO_P2 TEGRA_GPIO_PZ2
static int stingray_touch_reset(void)
{
gpio_set_value(STINGRAY_TOUCH_RESET_N_GPIO, 0);
@@ -588,15 +590,21 @@ struct qtouch_ts_platform_data stingray_touch_data_p1p2 = {
static struct i2c_board_info __initdata stingray_i2c_bus1_touch_info[] = {
{
I2C_BOARD_INFO(QTOUCH_TS_NAME, 0x5B),
.irq = TEGRA_GPIO_TO_IRQ(STINGRAY_TOUCH_INT_N_GPIO),
},
};
int __init stingray_touch_init(void)
{
tegra_gpio_enable(STINGRAY_TOUCH_INT_N_GPIO);
gpio_request(STINGRAY_TOUCH_INT_N_GPIO, "touch_irq");
gpio_direction_input(STINGRAY_TOUCH_INT_N_GPIO);
unsigned touch_int_gpio;
if (stingray_revision() == STINGRAY_REVISION_P2)
touch_int_gpio = STINGRAY_TOUCH_INT_N_GPIO_P2;
else
touch_int_gpio = STINGRAY_TOUCH_INT_N_GPIO;
tegra_gpio_enable(touch_int_gpio);
gpio_request(touch_int_gpio, "touch_irq");
gpio_direction_input(touch_int_gpio);
tegra_gpio_enable(STINGRAY_TOUCH_WAKE_N_GPIO);
gpio_request(STINGRAY_TOUCH_WAKE_N_GPIO, "touch_wake");
@@ -606,6 +614,9 @@ int __init stingray_touch_init(void)
gpio_request(STINGRAY_TOUCH_RESET_N_GPIO, "touch_reset");
gpio_direction_output(STINGRAY_TOUCH_RESET_N_GPIO, 1);
stingray_i2c_bus1_touch_info[0].irq =
TEGRA_GPIO_TO_IRQ(touch_int_gpio);
if ((stingray_revision() == STINGRAY_REVISION_P1) ||
(stingray_revision() == STINGRAY_REVISION_P2))
stingray_i2c_bus1_touch_info[0].platform_data = &stingray_touch_data_p1p2;