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powerpc: wii.dts: Add GPIO keys 

The Wii has POWER and EJECT buttons, which are connected through
normalization logic to the GPIO controller (the length of an assertion
of these signals is always the same, regardless of how long the user
pressed the buttons).

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Jonathan Neuschäfer 2019-01-12 17:21:24 +01:00 committed by Michael Ellerman
parent f4ddc19a71
commit 8de7547e03
1 changed files with 17 additions and 0 deletions
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17
arch/powerpc/boot/dts/wii.dts
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@ -14,6 +14,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/*
* This is commented-out for now.
@ -240,5 +241,21 @@
panic-indicator;
};
};
gpio-keys {
compatible = "gpio-keys";
power {
label = "Power Button";
gpios = <&GPIO 0 GPIO_ACTIVE_HIGH>;
linux,code = <KEY_POWER>;
};
eject {
label = "Eject Button";
gpios = <&GPIO 6 GPIO_ACTIVE_HIGH>;
linux,code = <KEY_EJECTCD>;
};
};
};