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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2021-03-09 11:37:34 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2021-03-26 14:56:18 +0100 |
| commit | 515321acb56e1360bce4c9d60c498ec126a669dc (patch) | |
| tree | c34de1c01f789fa69b095bcf5055085fbe5497ec /drivers/gpio/gpiolib-acpi.c | |
| parent | 1df62542e0161e828615d7ec233e68c18902b0dc (diff) | |
| download | linux-515321acb56e1360bce4c9d60c498ec126a669dc.tar.gz linux-515321acb56e1360bce4c9d60c498ec126a669dc.tar.bz2 linux-515321acb56e1360bce4c9d60c498ec126a669dc.zip | |
gpiolib: Introduce acpi_gpio_dev_init() and call it from core
In the ACPI case we may use the firmware node in the similar way
as it's done for OF case. We may use that fwnode for other purposes
in the future.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio/gpiolib-acpi.c')
| -rw-r--r-- | drivers/gpio/gpiolib-acpi.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 1aacd2a5a1fd..21750be9c489 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -1291,6 +1291,13 @@ void acpi_gpiochip_remove(struct gpio_chip *chip) kfree(acpi_gpio); } +void acpi_gpio_dev_init(struct gpio_chip *gc, struct gpio_device *gdev) +{ + /* Set default fwnode to parent's one if present */ + if (gc->parent) + ACPI_COMPANION_SET(&gdev->dev, ACPI_COMPANION(gc->parent)); +} + static int acpi_gpio_package_count(const union acpi_object *obj) { const union acpi_object *element = obj->package.elements; |