diff options
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-cherryview.c | 20 | ||||
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-intel.c | 12 | ||||
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-intel.h | 2 |
3 files changed, 14 insertions, 20 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index f6c29bdc3103..8bd0c8512f78 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -1511,24 +1511,6 @@ static int chv_gpio_irq_init_hw(struct gpio_chip *chip) return 0; } -static int chv_gpio_add_pin_ranges(struct gpio_chip *chip) -{ - struct intel_pinctrl *pctrl = gpiochip_get_data(chip); - struct device *dev = pctrl->dev; - const struct intel_community *community = &pctrl->communities[0]; - const struct intel_padgroup *gpp; - int ret, i; - - for (i = 0; i < community->ngpps; i++) { - gpp = &community->gpps[i]; - ret = gpiochip_add_pin_range(chip, dev_name(dev), gpp->base, gpp->base, gpp->size); - if (ret) - return dev_err_probe(dev, ret, "failed to add GPIO pin range\n"); - } - - return 0; -} - static int chv_gpio_probe(struct intel_pinctrl *pctrl, int irq) { const struct intel_community *community = &pctrl->communities[0]; @@ -1542,7 +1524,7 @@ static int chv_gpio_probe(struct intel_pinctrl *pctrl, int irq) chip->ngpio = pctrl->soc->pins[pctrl->soc->npins - 1].number + 1; chip->label = dev_name(dev); - chip->add_pin_ranges = chv_gpio_add_pin_ranges; + chip->add_pin_ranges = intel_gpio_add_pin_ranges; chip->parent = dev; chip->base = -1; diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 1e2f77d200f9..cf9db8ac0f42 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -1345,7 +1345,16 @@ static int intel_gpio_irq_init_hw(struct gpio_chip *gc) return 0; } -static int intel_gpio_add_pin_ranges(struct gpio_chip *gc) +/** + * intel_gpio_add_pin_ranges - add GPIO pin ranges for all groups in all communities + * @gc: GPIO chip structure + * + * This function iterates over all communities and all groups and adds the respective + * GPIO pin ranges, so the GPIO library will correctly map a GPIO offset to a pin number. + * + * Return: 0, or negative error code if range can't be added. + */ +int intel_gpio_add_pin_ranges(struct gpio_chip *gc) { struct intel_pinctrl *pctrl = gpiochip_get_data(gc); const struct intel_community *community; @@ -1362,6 +1371,7 @@ static int intel_gpio_add_pin_ranges(struct gpio_chip *gc) return 0; } +EXPORT_SYMBOL_NS_GPL(intel_gpio_add_pin_ranges, "PINCTRL_INTEL"); static unsigned int intel_gpio_ngpio(const struct intel_pinctrl *pctrl) { diff --git a/drivers/pinctrl/intel/pinctrl-intel.h b/drivers/pinctrl/intel/pinctrl-intel.h index 654af5977603..c1520797f895 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.h +++ b/drivers/pinctrl/intel/pinctrl-intel.h @@ -276,6 +276,8 @@ extern const struct dev_pm_ops intel_pinctrl_pm_ops; const struct intel_community *intel_get_community(const struct intel_pinctrl *pctrl, unsigned int pin); +int intel_gpio_add_pin_ranges(struct gpio_chip *gc); + int intel_get_groups_count(struct pinctrl_dev *pctldev); const char *intel_get_group_name(struct pinctrl_dev *pctldev, unsigned int group); int intel_get_group_pins(struct pinctrl_dev *pctldev, unsigned int group, |