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gpio: regmap: Allow ngpio to be read from the property

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GPIOLIB supports the case when number of supported GPIOs can be read
from the device property. Enable this for drivers that are using
GPIO regmap layer.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Michael Walle <mwalle@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Reviewed-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Link: https://lore.kernel.org/r/20250213195621.3133406-6-andriy.shevchenko@linux.intel.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Andy Shevchenko
2025-02-13 21:48:50 +02:00
committed by Bartosz Golaszewski
parent a630d3960b
commit db30516188
2 changed files with 10 additions and 5 deletions
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2
include/linux/gpio/regmap.h
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@@ -21,7 +21,7 @@ struct regmap;
* If not given, the fwnode of the parent is used.
* @label: (Optional) Descriptive name for GPIO controller.
* If not given, the name of the device is used.
* @ngpio: Number of GPIOs
* @ngpio: (Optional) Number of GPIOs
* @names: (Optional) Array of names for gpios
* @reg_dat_base: (Optional) (in) register base address
* @reg_set_base: (Optional) set register base address