diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pinctrl/pinctrl-uclass.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-uclass.c b/drivers/pinctrl/pinctrl-uclass.c index 29c910c55f3..c8b38d78f6b 100644 --- a/drivers/pinctrl/pinctrl-uclass.c +++ b/drivers/pinctrl/pinctrl-uclass.c @@ -27,6 +27,28 @@ int pinctrl_decode_pin_config(const void *blob, int node) return flags; } +/* + * TODO: this function is temporary for v2019.01. + * It should be renamed to pinctrl_decode_pin_config(), + * the original pinctrl_decode_pin_config() function should + * be removed and all callers of the original function should + * be migrated to use the new one. + */ +int pinctrl_decode_pin_config_dm(struct udevice *dev) +{ + int pinconfig = 0; + + if (dev->uclass->uc_drv->id != UCLASS_PINCONFIG) + return -EINVAL; + + if (dev_read_bool(dev, "bias-pull-up")) + pinconfig |= 1 << PIN_CONFIG_BIAS_PULL_UP; + else if (dev_read_bool(dev, "bias-pull-down")) + pinconfig |= 1 << PIN_CONFIG_BIAS_PULL_DOWN; + + return pinconfig; +} + #if CONFIG_IS_ENABLED(PINCTRL_FULL) /** * pinctrl_config_one() - apply pinctrl settings for a single node |