gpiolib: use platform GPIO mappings as fallback

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For platforms that use device tree or ACPI as the standard way to look
GPIOs up, allow the platform-defined GPIO mappings to be used as a
fallback. This may be useful for platforms that need extra GPIOs mappings
not defined by the firmware.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

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Alexandre Courbot 2013-11-23 19:34:50 +09:00 • committed by Linus Walleij

parent 56a39aac59

commit 35c5d7fdc4

1 changed files with 13 additions and 3 deletions

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drivers/gpio/gpiolib.c

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