Commit f424da7f authored by Kevin Hilman's avatar Kevin Hilman
Browse files

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: default avatarKevin Hilman <khilman@baylibre.com>
parent e42617b8

arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts

+24 −2
Original line number Diff line number Diff line
@@ -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>;

		};

	};

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