From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Date: Fri, 18 Jan 2019 22:52:27 +0000 (+0100)
Subject: ARM: dts: meson8m2: mxiii-plus: add iio-hwmon for the chip temperature
X-Git-Tag: v5.15~6897^2~24^2~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e7e871b50f80145d37d13e8fbdc73a7dd52c4d88;p=platform%2Fkernel%2Flinux-starfive.git

ARM: dts: meson8m2: mxiii-plus: add iio-hwmon for the chip temperature

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>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
---

diff --git a/arch/arm/boot/dts/meson8m2-mxiii-plus.dts b/arch/arm/boot/dts/meson8m2-mxiii-plus.dts
index f585361..d1d3c82 100644
--- a/arch/arm/boot/dts/meson8m2-mxiii-plus.dts
+++ b/arch/arm/boot/dts/meson8m2-mxiii-plus.dts
@@ -44,6 +44,11 @@
 		};
 	};
 
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&saradc 8>;
+	};
+
 	vcc_3v3: regulator-vcc3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC3V3";