summaryrefslogtreecommitdiff
path: root/drivers/pinctrl/vt8500/pinctrl-wmt.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/vt8500/pinctrl-wmt.c')
-rw-r--r--drivers/pinctrl/vt8500/pinctrl-wmt.c54
1 files changed, 30 insertions, 24 deletions
diff --git a/drivers/pinctrl/vt8500/pinctrl-wmt.c b/drivers/pinctrl/vt8500/pinctrl-wmt.c
index 0cc4335bc0f2..39aec0850810 100644
--- a/drivers/pinctrl/vt8500/pinctrl-wmt.c
+++ b/drivers/pinctrl/vt8500/pinctrl-wmt.c
@@ -424,15 +424,16 @@ static int wmt_pinconf_get(struct pinctrl_dev *pctldev, unsigned pin,
}
static int wmt_pinconf_set(struct pinctrl_dev *pctldev, unsigned pin,
- unsigned long config)
+ unsigned long *configs, unsigned num_configs)
{
struct wmt_pinctrl_data *data = pinctrl_dev_get_drvdata(pctldev);
- enum pin_config_param param = pinconf_to_config_param(config);
- u16 arg = pinconf_to_config_argument(config);
+ enum pin_config_param param;
+ u16 arg;
u32 bank = WMT_BANK_FROM_PIN(pin);
u32 bit = WMT_BIT_FROM_PIN(pin);
u32 reg_pull_en = data->banks[bank].reg_pull_en;
u32 reg_pull_cfg = data->banks[bank].reg_pull_cfg;
+ int i;
if ((reg_pull_en == NO_REG) || (reg_pull_cfg == NO_REG)) {
dev_err(data->dev, "bias functions not supported on pin %d\n",
@@ -440,28 +441,33 @@ static int wmt_pinconf_set(struct pinctrl_dev *pctldev, unsigned pin,
return -EINVAL;
}
- if ((param == PIN_CONFIG_BIAS_PULL_DOWN) ||
- (param == PIN_CONFIG_BIAS_PULL_UP)) {
- if (arg == 0)
- param = PIN_CONFIG_BIAS_DISABLE;
- }
+ for (i = 0; i < num_configs; i++) {
+ param = pinconf_to_config_param(configs[i]);
+ arg = pinconf_to_config_argument(configs[i]);
- switch (param) {
- case PIN_CONFIG_BIAS_DISABLE:
- wmt_clearbits(data, reg_pull_en, BIT(bit));
- break;
- case PIN_CONFIG_BIAS_PULL_DOWN:
- wmt_clearbits(data, reg_pull_cfg, BIT(bit));
- wmt_setbits(data, reg_pull_en, BIT(bit));
- break;
- case PIN_CONFIG_BIAS_PULL_UP:
- wmt_setbits(data, reg_pull_cfg, BIT(bit));
- wmt_setbits(data, reg_pull_en, BIT(bit));
- break;
- default:
- dev_err(data->dev, "unknown pinconf param\n");
- return -EINVAL;
- }
+ if ((param == PIN_CONFIG_BIAS_PULL_DOWN) ||
+ (param == PIN_CONFIG_BIAS_PULL_UP)) {
+ if (arg == 0)
+ param = PIN_CONFIG_BIAS_DISABLE;
+ }
+
+ switch (param) {
+ case PIN_CONFIG_BIAS_DISABLE:
+ wmt_clearbits(data, reg_pull_en, BIT(bit));
+ break;
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ wmt_clearbits(data, reg_pull_cfg, BIT(bit));
+ wmt_setbits(data, reg_pull_en, BIT(bit));
+ break;
+ case PIN_CONFIG_BIAS_PULL_UP:
+ wmt_setbits(data, reg_pull_cfg, BIT(bit));
+ wmt_setbits(data, reg_pull_en, BIT(bit));
+ break;
+ default:
+ dev_err(data->dev, "unknown pinconf param\n");
+ return -EINVAL;
+ }
+ } /* for each config */
return 0;
}