pinctrl: aw9523: use enable for regulator

devm_regulator_get_enable_optional can be used to simplify the logic
here.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://lore.kernel.org/20241001212724.309320-2-rosenp@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-aw9523.c b/drivers/pinctrl/pinctrl-aw9523.c
index d5cbc55..e312a2c 100644 (file)
--- a/drivers/pinctrl/pinctrl-aw9523.c
+++ b/drivers/pinctrl/pinctrl-aw9523.c
@@ -80,7 +80,7 @@ struct aw9523 {
        struct regmap *regmap;
        struct mutex i2c_lock;
        struct gpio_desc *reset_gpio;
-       struct regulator *vio_vreg;
+       int vio_vreg;
        struct pinctrl_dev *pctl;
        struct gpio_chip gpio;
        struct aw9523_irq *irq;
@@ -972,16 +972,9 @@ static int aw9523_probe(struct i2c_client *client)
        if (IS_ERR(awi->regmap))
                return PTR_ERR(awi->regmap);
 
-       awi->vio_vreg = devm_regulator_get_optional(dev, "vio");
-       if (IS_ERR(awi->vio_vreg)) {
-               if (PTR_ERR(awi->vio_vreg) == -EPROBE_DEFER)
-                       return -EPROBE_DEFER;
-               awi->vio_vreg = NULL;
-       } else {
-               ret = regulator_enable(awi->vio_vreg);
-               if (ret)
-                       return ret;
-       }
+       awi->vio_vreg = devm_regulator_get_enable_optional(dev, "vio");
+       if (awi->vio_vreg && awi->vio_vreg != -ENODEV)
+               return awi->vio_vreg;
 
        mutex_init(&awi->i2c_lock);
        lockdep_set_subclass(&awi->i2c_lock, i2c_adapter_depth(client->adapter));
@@ -1025,8 +1018,6 @@ static int aw9523_probe(struct i2c_client *client)
        return ret;
 
 err_disable_vregs:
-       if (awi->vio_vreg)
-               regulator_disable(awi->vio_vreg);
        mutex_destroy(&awi->i2c_lock);
        return ret;
 }
@@ -1041,9 +1032,7 @@ static void aw9523_remove(struct i2c_client *client)
         * set the pins to hardware defaults before removing the driver
         * to leave it in a clean, safe and predictable state.
         */
-       if (awi->vio_vreg) {
-               regulator_disable(awi->vio_vreg);
-       } else {
+       if (awi->vio_vreg == -ENODEV) {
                mutex_lock(&awi->i2c_lock);
                aw9523_hw_init(awi);
                mutex_unlock(&awi->i2c_lock);