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Some Atmel touchscreen controllers have a WAKE line that needs to be asserted low in order to wake up controller from a deep sleep. Document the wakeup methods and the new GPIO properties. Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Link: https://lore.kernel.org/r/20210302102158.10533-2-digetx@gmail.com Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
10 lines
263 B
C
10 lines
263 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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#ifndef _DT_BINDINGS_ATMEL_MAXTOUCH_H
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#define _DT_BINDINGS_ATMEL_MAXTOUCH_H
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#define ATMEL_MXT_WAKEUP_NONE 0
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#define ATMEL_MXT_WAKEUP_I2C_SCL 1
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#define ATMEL_MXT_WAKEUP_GPIO 2
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#endif /* _DT_BINDINGS_ATMEL_MAXTOUCH_H */
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