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gpio: merrifield: Make bias configuration available for GPIOs

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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>
This commit is contained in:
Andy Shevchenko 2020-11-11 13:47:20 +02:00 committed by Bartosz Golaszewski
parent ea6fe47f3e
commit 1d10243dc2
1 changed files with 5 additions and 0 deletions
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5
drivers/gpio/gpio-merrifield.c
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@ -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;