diff options
Diffstat (limited to 'drivers/pinctrl/renesas/pinctrl-rza2.c')
| -rw-r--r-- | drivers/pinctrl/renesas/pinctrl-rza2.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/pinctrl/renesas/pinctrl-rza2.c b/drivers/pinctrl/renesas/pinctrl-rza2.c index dd1f8c29d3e7..b78b5b4ec5af 100644 --- a/drivers/pinctrl/renesas/pinctrl-rza2.c +++ b/drivers/pinctrl/renesas/pinctrl-rza2.c @@ -172,8 +172,7 @@ static int rza2_chip_get(struct gpio_chip *chip, unsigned int offset) return !!(readb(priv->base + RZA2_PIDR(port)) & BIT(pin)); } -static void rza2_chip_set(struct gpio_chip *chip, unsigned int offset, - int value) +static int rza2_chip_set(struct gpio_chip *chip, unsigned int offset, int value) { struct rza2_pinctrl_priv *priv = gpiochip_get_data(chip); u8 port = RZA2_PIN_ID_TO_PORT(offset); @@ -188,6 +187,8 @@ static void rza2_chip_set(struct gpio_chip *chip, unsigned int offset, new_value &= ~BIT(pin); writeb(new_value, priv->base + RZA2_PODR(port)); + + return 0; } static int rza2_chip_direction_output(struct gpio_chip *chip, @@ -246,6 +247,9 @@ static int rza2_gpio_register(struct rza2_pinctrl_priv *priv) int ret; chip.label = devm_kasprintf(priv->dev, GFP_KERNEL, "%pOFn", np); + if (!chip.label) + return -ENOMEM; + chip.parent = priv->dev; chip.ngpio = priv->npins; @@ -256,6 +260,8 @@ static int rza2_gpio_register(struct rza2_pinctrl_priv *priv) return ret; } + of_node_put(of_args.np); + if ((of_args.args[0] != 0) || (of_args.args[1] != 0) || (of_args.args[2] != priv->npins)) { |