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path: root/drivers/pinctrl/mediatek/pinctrl-moore.c
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Diffstat (limited to 'drivers/pinctrl/mediatek/pinctrl-moore.c')
-rw-r--r--drivers/pinctrl/mediatek/pinctrl-moore.c61
1 files changed, 28 insertions, 33 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-moore.c b/drivers/pinctrl/mediatek/pinctrl-moore.c
index 1ec0413959e1..70f608347a5f 100644
--- a/drivers/pinctrl/mediatek/pinctrl-moore.c
+++ b/drivers/pinctrl/mediatek/pinctrl-moore.c
@@ -43,9 +43,9 @@ static int mtk_pinmux_set_mux(struct pinctrl_dev *pctldev,
unsigned int selector, unsigned int group)
{
struct mtk_pinctrl *hw = pinctrl_dev_get_drvdata(pctldev);
- struct function_desc *func;
+ const struct function_desc *func;
struct group_desc *grp;
- int i;
+ int i, err;
func = pinmux_generic_get_function(pctldev, selector);
if (!func)
@@ -56,19 +56,22 @@ static int mtk_pinmux_set_mux(struct pinctrl_dev *pctldev,
return -EINVAL;
dev_dbg(pctldev->dev, "enable function %s group %s\n",
- func->name, grp->name);
+ func->func->name, grp->grp.name);
- for (i = 0; i < grp->num_pins; i++) {
+ for (i = 0; i < grp->grp.npins; i++) {
const struct mtk_pin_desc *desc;
int *pin_modes = grp->data;
- int pin = grp->pins[i];
+ int pin = grp->grp.pins[i];
desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin];
if (!desc->name)
return -ENOTSUPP;
- mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_MODE,
- pin_modes[i]);
+ err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_MODE,
+ pin_modes[i]);
+
+ if (err)
+ return err;
}
return 0;
@@ -329,7 +332,7 @@ static int mtk_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
goto err;
break;
- case PIN_CONFIG_OUTPUT:
+ case PIN_CONFIG_LEVEL:
err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR,
MTK_OUTPUT);
if (err)
@@ -493,31 +496,28 @@ static int mtk_gpio_get(struct gpio_chip *chip, unsigned int gpio)
return !!value;
}
-static void mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
+static int mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
{
struct mtk_pinctrl *hw = gpiochip_get_data(chip);
const struct mtk_pin_desc *desc;
desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio];
- if (!desc->name) {
- dev_err(hw->dev, "Failed to set gpio %d\n", gpio);
- return;
- }
-
- mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DO, !!value);
-}
+ if (!desc->name)
+ return -ENOTSUPP;
-static int mtk_gpio_direction_input(struct gpio_chip *chip, unsigned int gpio)
-{
- return pinctrl_gpio_direction_input(chip->base + gpio);
+ return mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DO, !!value);
}
static int mtk_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio,
int value)
{
- mtk_gpio_set(chip, gpio, value);
+ int ret;
+
+ ret = mtk_gpio_set(chip, gpio, value);
+ if (ret)
+ return ret;
- return pinctrl_gpio_direction_output(chip->base + gpio);
+ return pinctrl_gpio_direction_output(chip, gpio);
}
static int mtk_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
@@ -566,7 +566,7 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw)
chip->parent = hw->dev;
chip->request = gpiochip_generic_request;
chip->free = gpiochip_generic_free;
- chip->direction_input = mtk_gpio_direction_input;
+ chip->direction_input = pinctrl_gpio_direction_input;
chip->direction_output = mtk_gpio_direction_output;
chip->get = mtk_gpio_get;
chip->set = mtk_gpio_set;
@@ -574,7 +574,6 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw)
chip->set_config = mtk_gpio_set_config;
chip->base = -1;
chip->ngpio = hw->soc->npins;
- chip->of_gpio_n_cells = 2;
ret = gpiochip_add_data(chip, hw);
if (ret < 0)
@@ -587,7 +586,7 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw)
* Documentation/devicetree/bindings/gpio/gpio.txt on how to
* bind pinctrl and gpio drivers via the "gpio-ranges" property.
*/
- if (!of_find_property(hw->dev->of_node, "gpio-ranges", NULL)) {
+ if (!of_property_present(hw->dev->of_node, "gpio-ranges")) {
ret = gpiochip_add_pin_range(chip, dev_name(hw->dev), 0, 0,
chip->ngpio);
if (ret < 0) {
@@ -605,13 +604,12 @@ static int mtk_build_groups(struct mtk_pinctrl *hw)
for (i = 0; i < hw->soc->ngrps; i++) {
const struct group_desc *group = hw->soc->grps + i;
+ const struct pingroup *grp = &group->grp;
- err = pinctrl_generic_add_group(hw->pctrl, group->name,
- group->pins, group->num_pins,
+ err = pinctrl_generic_add_group(hw->pctrl, grp->name, grp->pins, grp->npins,
group->data);
if (err < 0) {
- dev_err(hw->dev, "Failed to register group %s\n",
- group->name);
+ dev_err(hw->dev, "Failed to register group %s\n", grp->name);
return err;
}
}
@@ -624,12 +622,9 @@ static int mtk_build_functions(struct mtk_pinctrl *hw)
int i, err;
for (i = 0; i < hw->soc->nfuncs ; i++) {
- const struct function_desc *func = hw->soc->funcs + i;
+ const struct pinfunction *func = hw->soc->funcs + i;
- err = pinmux_generic_add_function(hw->pctrl, func->name,
- func->group_names,
- func->num_group_names,
- func->data);
+ err = pinmux_generic_add_pinfunction(hw->pctrl, func, NULL);
if (err < 0) {
dev_err(hw->dev, "Failed to register function %s\n",
func->name);