[4/6] ARM: dts: meson8b: ec100: add iio-hwmon for the chip temperature
diff mbox series

Message ID 20190112130649.23838-5-martin.blumenstingl@googlemail.com
State Mainlined
Commit 1a4f28ab2556deacd34b925bf419432a59670af6
Headers show
Series
  • ARM: dts: meson: chip temperature (hwmon) support
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Commit Message

Martin Blumenstingl Jan. 12, 2019, 1:06 p.m. UTC
SAR ADC enabled channel 8 can be used to measure the chip temperature.
This can be made available to the hwmon subsystem by using iio-hwmon.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
 arch/arm/boot/dts/meson8b-ec100.dts | 5 +++++
 1 file changed, 5 insertions(+)

Patch
diff mbox series

diff --git a/arch/arm/boot/dts/meson8b-ec100.dts b/arch/arm/boot/dts/meson8b-ec100.dts
index d50fc2f60fa3..cba0006e2de0 100644
--- a/arch/arm/boot/dts/meson8b-ec100.dts
+++ b/arch/arm/boot/dts/meson8b-ec100.dts
@@ -64,6 +64,11 @@ 
 		timeout-ms = <20000>;
 	};
 
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&saradc 8>;
+	};
+
 	leds {
 		compatible = "gpio-leds";