From 8ba92585075cb7894cacf2728ec87bab0f6b37c2 Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Tue, 14 Jan 2020 07:19:02 -0800 Subject: ARM: dts: vf610-zii-ssmb-spu3: Add voltage monitor DT node Add a DT node for various voltage supply rails connected to SoC's ADC for voltage monitoring purposes. Signed-off-by: Andrey Smirnov Cc: Chris Healy Cc: Fabio Estevam Cc: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Shawn Guo --- arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts') diff --git a/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts b/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts index 453fce80f858..3d05c894bdc0 100644 --- a/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts +++ b/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts @@ -46,6 +46,14 @@ regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; + + supply-voltage-monitor { + compatible = "iio-hwmon"; + io-channels = <&adc0 8>, /* 12V_MAIN */ + <&adc0 9>, /* +3.3V */ + <&adc1 8>, /* VCC_1V5 */ + <&adc1 9>; /* VCC_1V2 */ + }; }; &adc0 { -- cgit