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riscv: add DT binding for BOOT button on Maix board

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Add a device tree binding for the BOOT button on the Maix board.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Rick Chen <rick@andestech.com>
This commit is contained in:
Heinrich Schuchardt 2020-09-14 11:02:05 -04:00 committed by Tom Rini
parent be3076e66d
commit 2b5a719fc6
1 changed files with 11 additions and 0 deletions
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11
arch/riscv/dts/k210-maix-bit.dts
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@ -8,6 +8,7 @@
#include "k210.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/ {
model = "Sipeed Maix Bit 2.0";
@ -33,6 +34,16 @@
};
};
gpio-keys {
compatible = "gpio-keys";
boot {
label = "BOOT";
linux,code = <BTN_0>;
gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
};
};
sound {
compatible = "simple-audio-card";
simple-audio-card,format = "i2s";