[PATCH] ARM: dts: aspeed: cmm: enable iio-hwmon-adc

[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 at 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 at 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