From mboxrd@z Thu Jan 1 00:00:00 1970 From: jbrunet@baylibre.com (Jerome Brunet) Date: Mon, 16 Jul 2018 12:11:47 +0200 Subject: [PATCH 2/6] ARM64: dts: meson-axg: add adc buttons the S400 In-Reply-To: <20180716101151.31109-1-jbrunet@baylibre.com> References: <20180716101151.31109-1-jbrunet@baylibre.com> Message-ID: <20180716101151.31109-3-jbrunet@baylibre.com> To: linus-amlogic@lists.infradead.org List-Id: linus-amlogic.lists.infradead.org Add the 6 adc buttons of the amlogic S400 Signed-off-by: Jerome Brunet --- arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 44 ++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts index f389f84be2e2..fd90fa4a282c 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts @@ -6,11 +6,55 @@ /dts-v1/; #include "meson-axg.dtsi" +#include / { compatible = "amlogic,s400", "amlogic,a113d", "amlogic,meson-axg"; model = "Amlogic Meson AXG S400 Development Board"; + adc_keys { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1800000>; + + button-next { + label = "Next"; + linux,code = ; + press-threshold-microvolt = <1116000>; /* 62% */ + }; + + button-prev { + label = "Previous"; + linux,code = ; + press-threshold-microvolt = <900000>; /* 50% */ + }; + + button-wifi { + label = "Wifi"; + linux,code = ; + press-threshold-microvolt = <684000>; /* 38% */ + }; + + button-up { + label = "Volume Up"; + linux,code = ; + press-threshold-microvolt = <468000>; /* 26% */ + }; + + button-down { + label = "Volume Down"; + linux,code = ; + press-threshold-microvolt = <252000>; /* 14% */ + }; + + button-voice { + label = "Voice"; + linux,code = ; + press-threshold-microvolt = <0>; /* 0% */ + }; + }; + aliases { serial0 = &uart_AO; serial1 = &uart_A; -- 2.14.4