mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-08-31 11:41:29 -04:00
Code Issues Packages Projects Releases Wiki Activity

gpio: gpio-by-pinctrl: Apply initial value in direction output wrapper

Browse Source 
After successfully configuring gpio pin as output, set the
requested initial output value via the existing gpio set
wrapper, so that the pin is not left at its previous level.

Fixes: 7671f4949a ("gpio: gpio-by-pinctrl: add pinctrl based generic GPIO driver")
Signed-off-by: Alex Tran <alex.tran@oss.qualcomm.com>
Reviewed-by: Linus Walleij <linusw@kernel.org>
Link: https://patch.msgid.link/20260724-gpio-pinctrl-output-set-val-v2-1-cad55d025636@oss.qualcomm.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
This commit is contained in:
Alex Tran
2026-07-24 09:42:28 -07:00
committed by Bartosz Golaszewski
parent 9dc325327b
commit 67ff4bf723
1 changed files with 12 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/gpio/gpio-by-pinctrl.c
View File

@@ -27,12 +27,6 @@ static int pin_control_gpio_get_direction(struct gpio_chip *gc, unsigned int off
return GPIO_LINE_DIRECTION_IN;
}
static int pin_control_gpio_direction_output(struct gpio_chip *chip,
unsigned int offset, int val)
{
return pinctrl_gpio_direction_output(chip, offset);
}
static int pin_control_gpio_get(struct gpio_chip *chip, unsigned int offset)
{
unsigned long config;
@@ -55,6 +49,18 @@ static int pin_control_gpio_set(struct gpio_chip *chip, unsigned int offset,
return pinctrl_gpio_set_config(chip, offset, config);
}
static int pin_control_gpio_direction_output(struct gpio_chip *chip,
unsigned int offset, int val)
{
int ret;
ret = pinctrl_gpio_direction_output(chip, offset);
if (ret)
return ret;
return pin_control_gpio_set(chip, offset, val);
}
static int pin_control_gpio_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;