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arm64: dts: meson-sm1-sei610: gpio-keys: switch to IRQs 

Switch the GPIO buttons/switches to use interrupts instead of polling.
While at it, add the mic mute switch and the power button.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Kevin Hilman 2019-11-13 16:41:40 -08:00
parent e42617b825
commit f424da7f78
1 changed files with 24 additions and 2 deletions
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26
arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts
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@ -46,25 +46,47 @@
};
gpio-keys {
compatible = "gpio-keys-polled";
poll-interval = <100>;
compatible = "gpio-keys";
key1 {
label = "A";
linux,code = <BTN_0>;
gpios = <&gpio GPIOH_6 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <34 IRQ_TYPE_EDGE_BOTH>;
};
key2 {
label = "B";
linux,code = <BTN_1>;
gpios = <&gpio GPIOH_7 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <35 IRQ_TYPE_EDGE_BOTH>;
};
key3 {
label = "C";
linux,code = <BTN_2>;
gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <2 IRQ_TYPE_EDGE_BOTH>;
};
mic_mute {
label = "MicMute";
linux,code = <SW_MUTE_DEVICE>;
linux,input-type = <EV_SW>;
gpios = <&gpio_ao GPIOE_2 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <99 IRQ_TYPE_EDGE_BOTH>;
};
power_key {
label = "PowerKey";
linux,code = <KEY_POWER>;
gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <3 IRQ_TYPE_EDGE_BOTH>;
};
};