Re: [PATCH] pinctrl: renesas: rzg2l: Add GPIO set_config

[Bartosz Golaszewski]

On Wed, 18 Feb 2026 16:19:25 +0100, Claudiu <claudiu.beznea@xxxxxxxxx> said:
> From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
>
> Add GPIO set_config to allow setting GPIO specific functionalities.
>
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
> ---
>  drivers/pinctrl/renesas/pinctrl-rzg2l.c | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> index 863e779dda02..641ae1adfd4a 100644
> --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> @@ -1848,6 +1848,25 @@ static void rzg2l_gpio_free(struct gpio_chip *chip, unsigned int offset)
>  	rzg2l_gpio_direction_input(chip, offset);
>  }
>
> +static int rzg2l_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
> +				 unsigned long config)
> +{
> +	switch (pinconf_to_config_param(config)) {
> +	case PIN_CONFIG_BIAS_DISABLE:
> +	case PIN_CONFIG_BIAS_PULL_UP:
> +	case PIN_CONFIG_BIAS_PULL_DOWN:
> +	case PIN_CONFIG_DRIVE_OPEN_DRAIN:
> +	case PIN_CONFIG_DRIVE_PUSH_PULL:
> +	case PIN_CONFIG_SLEW_RATE:
> +	case PIN_CONFIG_DRIVE_STRENGTH:
> +	case PIN_CONFIG_DRIVE_STRENGTH_UA:
> +	case PIN_CONFIG_POWER_SOURCE:
> +		return pinctrl_gpio_set_config(chip, offset, config);
> +	default:
> +		return -EOPNOTSUPP;
> +	}
> +}
> +
>  static const char * const rzg2l_gpio_names[] = {
>  	"P0_0", "P0_1", "P0_2", "P0_3", "P0_4", "P0_5", "P0_6", "P0_7",
>  	"P1_0", "P1_1", "P1_2", "P1_3", "P1_4", "P1_5", "P1_6", "P1_7",
> @@ -2819,6 +2838,7 @@ static int rzg2l_gpio_register(struct rzg2l_pinctrl *pctrl)
>  	chip->direction_output = rzg2l_gpio_direction_output;
>  	chip->get = rzg2l_gpio_get;
>  	chip->set = rzg2l_gpio_set;
> +	chip->set_config = rzg2l_gpio_set_config;
>  	chip->label = name;
>  	chip->parent = pctrl->dev;
>  	chip->owner = THIS_MODULE;
> --
> 2.43.0
>
>

Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxxxxxxxx>