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pinctrl: bcm2835: Direct GPIO config changes to generic pinctrl 

In order to support GPIO config changes direct these to the generic pinctrl.
This also requires an adjust of the return code for unsupported parameter
otherwise gpiod_configure_flags wont work as expected.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Stefan Wahren 2019-02-03 14:02:34 +01:00 committed by Linus Walleij
parent 1cb66f080c
commit b6e5531c0f
1 changed files with 2 additions and 1 deletions
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3
drivers/pinctrl/bcm/pinctrl-bcm2835.c
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@ -341,6 +341,7 @@ static const struct gpio_chip bcm2835_gpio_chip = {
.get_direction = bcm2835_gpio_get_direction,
.get = bcm2835_gpio_get,
.set = bcm2835_gpio_set,
.set_config = gpiochip_generic_config,
.base = -1,
.ngpio = BCM2835_NUM_GPIOS,
.can_sleep = false,
@ -960,7 +961,7 @@ static int bcm2835_pinconf_set(struct pinctrl_dev *pctldev,
break;
default:
return -EINVAL;
return -ENOTSUPP;
} /* switch param type */
} /* for each config */