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gpio: qcom: add direction functions for pwrkey

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GPIO button driver requires direction functions to probe
button gpio. Those functions are blank, since pwrkey is not
really gpio, and don't support direction settings.

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
This commit is contained in:
Dzmitry Sankouski 2023-01-22 18:21:21 +03:00 committed by Tom Rini
parent baf0677b74
commit 42a0c908dd
1 changed files with 16 additions and 0 deletions
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16
drivers/gpio/qcom_pmic_gpio.c
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@ -303,9 +303,25 @@ static int qcom_pwrkey_get_value(struct udevice *dev, unsigned offset)
}
}
/*
* Since pmic buttons modelled as GPIO, we need empty direction functions
* to trick u-boot button driver
*/
static int qcom_pwrkey_direction_input(struct udevice *dev, unsigned int offset)
{
return 0;
}
static int qcom_pwrkey_direction_output(struct udevice *dev, unsigned int offset, int value)
{
return -EOPNOTSUPP;
}
static const struct dm_gpio_ops qcom_pwrkey_ops = {
.get_value = qcom_pwrkey_get_value,
.get_function = qcom_pwrkey_get_function,
.direction_input = qcom_pwrkey_direction_input,
.direction_output = qcom_pwrkey_direction_output,
};
static int qcom_pwrkey_probe(struct udevice *dev)