[PATCH 1/2] ARM: dts: mxs: Add iio-hwmon to mx28 soc

Alexandre Belloni alexandre.belloni at free-electrons.com
Wed Dec 18 13:50:55 EST 2013


This allows to read the SoC on-die temperature sensor available on the LRADC by
using:
 cat /sys/class/hwmon/hwmon0/device/temp1_input

Signed-off-by: Alexandre Belloni <alexandre.belloni at free-electrons.com>
---
 arch/arm/boot/dts/imx28.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index 92d9f9e33bf1..3036241c4d57 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -1130,4 +1130,9 @@
 			status = "disabled";
 		};
 	};
+
+	iio_hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&lradc 8>;
+	};
 };
-- 
1.8.3.2




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