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Use irq_set_handler_locked() as it avoids a redundant lookup of the
irq descriptor.
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Allow GPIOs to be configured as wakeup sources. When going to suspend,
disable all GPIO irqs excepting the one configured as wakeup sources.
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Add a pinctrl/gpio driver for Atmel PIO4 controller available on SAMA5D2
chip family.
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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