ARM: dts: aspeed: wedge40: Enable ADC device

Enable ADC controller and corresponding voltage sensoring channels for
Wedge40.

Signed-off-by: Tao Ren <rentao.bupt@gmail.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
index aea23c31308820298ca96e88a336effa01b64bbd..1049cfa80ac2e021e241618722a4c6c1dea10333 100644 (file)
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
@@ -27,6 +27,11 @@
        memory@40000000 {
                reg = <0x40000000 0x20000000>;
        };
+
+       ast-adc-hwmon {
+               compatible = "iio-hwmon";
+               io-channels = <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>;
+       };
 };
 
 &wdt1 {
@@ -126,3 +131,7 @@
 &vhub {
        status = "okay";
 };
+
+&adc {
+       status = "okay";
+};