.turbo_mode = 0,
};
+/*
+ * ADS7846 driver maybe request a gpio according to the value
+ * of pdata->get_pendown_state, but we have done this. So set
+ * get_pendown_state to avoid twice gpio requesting.
+ */
+static int omap3_get_pendown_state(void)
+{
+ return !gpio_get_value(OMAP3_EVM_TS_GPIO);
+}
+
static struct ads7846_platform_data ads7846_config = {
.x_max = 0x0fff,
.y_max = 0x0fff,
.debounce_rep = 1,
.gpio_pendown = -EINVAL,
.keep_vref_on = 1,
+ .get_pendown_state = &omap3_get_pendown_state,
};
static struct spi_board_info ads7846_spi_board_info __initdata = {
struct spi_board_info *spi_bi = &ads7846_spi_board_info;
int err;
- if (board_pdata && board_pdata->get_pendown_state) {
+ if (gpio_pendown) {
err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown");
if (err) {
pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err);
return;
}
- gpio_export(gpio_pendown, 0);
+ /* TS GPIOPendown doesn't allow user to change the direction */
+ gpio_export(gpio_pendown, false);
+
+ /* Set proper debouce time for ads7846. */
if (gpio_debounce)
gpio_set_debounce(gpio_pendown, gpio_debounce);
}