* [PATCH] ARM: dts: aspeed: cmm: enable iio-hwmon-adc
@ 2019-02-05 22:46 Tao Ren
0 siblings, 0 replies; only message in thread
From: Tao Ren @ 2019-02-05 22:46 UTC (permalink / raw)
To: Rob Herring, Mark Rutland, Joel Stanley, Andrew Jeffery,
devicetree, linux-arm-kernel, linux-aspeed, linux-kernel
Cc: Tao Ren
Bind aspeed ADC channels 0-7 to "iio-hwmon" driver so the data of these
voltage sensing channels can be accessed by "lm_sensors". Channels 8-15
are not used on CMM BMC.
Signed-off-by: Tao Ren <taoren@fb.com>
---
arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts
index 9f194b5eeba4..43aba4071a5c 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts
@@ -56,6 +56,12 @@
memory@80000000 {
reg = <0x80000000 0x20000000>;
};
+
+ ast-adc-hwmon {
+ compatible = "iio-hwmon";
+ io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
+ <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
+ };
};
&pinctrl {
--
2.17.1
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