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Subject[PATCH 2/3] backlight: tdo24m: add the reset line gpio
Date
The Toppoly panels have a global reset line. Add an optional gpio
control for this line, for platforms which have the ability to drive it.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
---
drivers/video/backlight/tdo24m.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/video/backlight/tdo24m.c b/drivers/video/backlight/tdo24m.c
index e4bd63e9db6b..e4b2dfabf192 100644
--- a/drivers/video/backlight/tdo24m.c
+++ b/drivers/video/backlight/tdo24m.c
@@ -10,6 +10,7 @@
*/

#include <linux/module.h>
+#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
@@ -32,6 +33,7 @@ struct tdo24m {
struct spi_message msg;
struct spi_transfer xfer;
uint8_t *buf;
+ struct gpio_desc *xres;

int (*adj_mode)(struct tdo24m *lcd, int mode);
int color_invert;
@@ -364,6 +366,7 @@ static int tdo24m_probe(struct spi_device *spi)
if (lcd->buf == NULL)
return -ENOMEM;

+ lcd->xres = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_LOW);
m = &lcd->msg;
x = &lcd->xfer;

--
2.11.0
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