ARM: dts: at91: sama5d27_som1_ek: enable ADC node

Enable the ADC for AN pins on Mikrobus1 and Mikrobus2 on the board.
These correspond to channels AD6 and AD7 in the controller.

 # cat /sys/bus/iio/devices/iio\:device0/in_voltage6_raw
 240
 # cat /sys/bus/iio/devices/iio\:device0/in_voltage7_raw
 16380

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20210622101742.14535-1-eugen.hristev@microchip.com

diff --git a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
index a9e6fee55a2a8f76338891d5d988619108d96e26..261a7dbcfdee9d3fdc643f858339820cac7a503b 100644 (file)
--- a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
+++ b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
@@ -224,8 +224,10 @@
                        adc: adc@fc030000 {
                                vddana-supply = <&vddana>;
                                vref-supply = <&advref>;
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&pinctrl_mikrobus1_an &pinctrl_mikrobus2_an>;
 
-                               status = "disabled";
+                               status = "okay";
                        };
 
                        pinctrl@fc038000 {