diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-at91.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-at91.c | 48 |
1 files changed, 29 insertions, 19 deletions
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 7cce066..9685ff6 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -736,30 +736,40 @@ static int at91_pinconf_get(struct pinctrl_dev *pctldev, } static int at91_pinconf_set(struct pinctrl_dev *pctldev, - unsigned pin_id, unsigned long config) + unsigned pin_id, unsigned long *configs, + unsigned num_configs) { struct at91_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); unsigned mask; void __iomem *pio; - - dev_dbg(info->dev, "%s:%d, pin_id=%d, config=0x%lx", __func__, __LINE__, pin_id, config); - pio = pin_to_controller(info, pin_to_bank(pin_id)); - mask = pin_to_mask(pin_id % MAX_NB_GPIO_PER_BANK); - - if (config & PULL_UP && config & PULL_DOWN) - return -EINVAL; - - at91_mux_set_pullup(pio, mask, config & PULL_UP); - at91_mux_set_multidrive(pio, mask, config & MULTI_DRIVE); - if (info->ops->set_deglitch) - info->ops->set_deglitch(pio, mask, config & DEGLITCH); - if (info->ops->set_debounce) - info->ops->set_debounce(pio, mask, config & DEBOUNCE, + int i; + unsigned long config; + + for (i = 0; i < num_configs; i++) { + config = configs[i]; + + dev_dbg(info->dev, + "%s:%d, pin_id=%d, config=0x%lx", + __func__, __LINE__, pin_id, config); + pio = pin_to_controller(info, pin_to_bank(pin_id)); + mask = pin_to_mask(pin_id % MAX_NB_GPIO_PER_BANK); + + if (config & PULL_UP && config & PULL_DOWN) + return -EINVAL; + + at91_mux_set_pullup(pio, mask, config & PULL_UP); + at91_mux_set_multidrive(pio, mask, config & MULTI_DRIVE); + if (info->ops->set_deglitch) + info->ops->set_deglitch(pio, mask, config & DEGLITCH); + if (info->ops->set_debounce) + info->ops->set_debounce(pio, mask, config & DEBOUNCE, (config & DEBOUNCE_VAL) >> DEBOUNCE_VAL_SHIFT); - if (info->ops->set_pulldown) - info->ops->set_pulldown(pio, mask, config & PULL_DOWN); - if (info->ops->disable_schmitt_trig && config & DIS_SCHMIT) - info->ops->disable_schmitt_trig(pio, mask); + if (info->ops->set_pulldown) + info->ops->set_pulldown(pio, mask, config & PULL_DOWN); + if (info->ops->disable_schmitt_trig && config & DIS_SCHMIT) + info->ops->disable_schmitt_trig(pio, mask); + + } /* for each config */ return 0; } |