ARM: dts: imx7-colibri: remove 1.8V fixed regulator

The ADC is directly supplied by the PMIC 1.8V rail, remove the
superfluous fixed regulator.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 2 insertions, 9 deletions

diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index cbcab937b905..2d87489f9105 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -60,13 +60,6 @@
                 regulator-max-microvolt = <3300000>;
         };
 
-        reg_vref_1v8: regulator-vref-1v8 {
-                compatible = "regulator-fixed";
-                regulator-name = "vref-1v8";
-                regulator-min-microvolt = <1800000>;
-                regulator-max-microvolt = <1800000>;
-        };
-
         sound {
                 compatible = "simple-audio-card";
                 simple-audio-card,name = "imx7-sgtl5000";
@@ -85,11 +78,11 @@
 };
 
 &adc1 {
-        vref-supply = <&reg_vref_1v8>;
+        vref-supply = <&reg_DCDC3>;
 };
 
 &adc2 {
-        vref-supply = <&reg_vref_1v8>;
+        vref-supply = <&reg_DCDC3>;
 };
 
 &cpu0 {