diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-11-11 13:47:20 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2021-02-15 11:43:31 +0100 |
| commit | 1d10243dc295d2f49b73b1320a177491767f180d (patch) | |
| tree | 17c204207659e872468dff31a272201a2250c0df /drivers/gpio/gpio-merrifield.c | |
| parent | ea6fe47f3ed4f89f9216e98f1344c06d6516cb28 (diff) | |
gpio: merrifield: Make bias configuration available for GPIOs
If we get bias set request, for example, from GpioIo() resource,
we silently ignore it. Make bias configuration available for GPIOs.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'drivers/gpio/gpio-merrifield.c')
| -rw-r--r-- | drivers/gpio/gpio-merrifield.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-merrifield.c b/drivers/gpio/gpio-merrifield.c index 706687fab634..22f3ce218f5d 100644 --- a/drivers/gpio/gpio-merrifield.c +++ b/drivers/gpio/gpio-merrifield.c @@ -194,6 +194,11 @@ static int mrfld_gpio_set_config(struct gpio_chip *chip, unsigned int offset, { u32 debounce; + if ((pinconf_to_config_param(config) == PIN_CONFIG_BIAS_DISABLE) || + (pinconf_to_config_param(config) == PIN_CONFIG_BIAS_PULL_UP) || + (pinconf_to_config_param(config) == PIN_CONFIG_BIAS_PULL_DOWN)) + return gpiochip_generic_config(chip, offset, config); + if (pinconf_to_config_param(config) != PIN_CONFIG_INPUT_DEBOUNCE) return -ENOTSUPP; |