The default implementation matches exactly our custom one so we can switch
to using the default one. As a bonus the driver will take care of setting
GPIO line for us.
Signed-off-by: Dmitry Torokhov <dmitry.torok...@gmail.com>
---
Not tested - no hardware, but should be fine.
arch/arm/mach-imx/eukrea_mbimx27-baseboard.c | 19 +------------------
1 file changed, 1 insertion(+), 18 deletions(-)
diff --git a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
index 98aef57..b20fc55 100644
--- a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
+++ b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
@@ -238,24 +238,8 @@ static const struct imxuart_platform_data uart_pdata
__initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
-#define ADS7846_PENDOWN (GPIO_PORTD | 25)
-
-static void __maybe_unused ads7846_dev_init(void)
-{
- if (gpio_request(ADS7846_PENDOWN, "ADS7846 pendown") < 0) {
- printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
- return;
- }
- gpio_direction_input(ADS7846_PENDOWN);
-}
-
-static int ads7846_get_pendown_state(void)
-{
- return !gpio_get_value(ADS7846_PENDOWN);
-}
-
static struct ads7846_platform_data ads7846_config __initdata = {
- .get_pendown_state = ads7846_get_pendown_state,
+ .gpio_pendown = (GPIO_PORTD | 25),
.keep_vref_on = 1,
};
@@ -323,7 +307,6 @@ void __init eukrea_mbimx27_baseboard_init(void)
|| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
/* ADS7846 Touchscreen controller init */
mxc_gpio_mode(GPIO_PORTD | 25 | GPIO_GPIO | GPIO_IN);
- ads7846_dev_init();
#endif
/* SPI_CS0 init */
--
1.7.11.7
--
Dmitry
--
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