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gpio: mpc5200: use new GPIO line value setter callbacks

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struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.

Link: https://lore.kernel.org/r/20250610-gpiochip-set-rv-gpio-v1-4-3a9a3c1472ff@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski
2025-06-10 14:33:14 +02:00
parent b454580cf1
commit 80d42372d9
1 changed files with 8 additions and 4 deletions
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12
drivers/gpio/gpio-mpc5200.c
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@@ -69,7 +69,7 @@ __mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
out_8(&regs->wkup_dvo, chip->shadow_dvo);
}
static void
static int
mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
unsigned long flags;
@@ -81,6 +81,8 @@ mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
spin_unlock_irqrestore(&gpio_lock, flags);
pr_debug("%s: gpio: %d val: %d\n", __func__, gpio, val);
return 0;
}
static int mpc52xx_wkup_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
@@ -151,7 +153,7 @@ static int mpc52xx_wkup_gpiochip_probe(struct platform_device *ofdev)
gc->direction_input = mpc52xx_wkup_gpio_dir_in;
gc->direction_output = mpc52xx_wkup_gpio_dir_out;
gc->get = mpc52xx_wkup_gpio_get;
gc->set = mpc52xx_wkup_gpio_set;
gc->set_rv = mpc52xx_wkup_gpio_set;
ret = of_mm_gpiochip_add_data(ofdev->dev.of_node, &chip->mmchip, chip);
if (ret)
@@ -228,7 +230,7 @@ __mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
out_be32(&regs->simple_dvo, chip->shadow_dvo);
}
static void
static int
mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
unsigned long flags;
@@ -240,6 +242,8 @@ mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
spin_unlock_irqrestore(&gpio_lock, flags);
pr_debug("%s: gpio: %d val: %d\n", __func__, gpio, val);
return 0;
}
static int mpc52xx_simple_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
@@ -311,7 +315,7 @@ static int mpc52xx_simple_gpiochip_probe(struct platform_device *ofdev)
gc->direction_input = mpc52xx_simple_gpio_dir_in;
gc->direction_output = mpc52xx_simple_gpio_dir_out;
gc->get = mpc52xx_simple_gpio_get;
gc->set = mpc52xx_simple_gpio_set;
gc->set_rv = mpc52xx_simple_gpio_set;
ret = of_mm_gpiochip_add_data(ofdev->dev.of_node, &chip->mmchip, chip);
if (ret)