arm64: dts: imx8mq-librem5: Describe MIC_2V4 regulator

No functional change, but it describes the hardware better.

Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index 6c44af9..9f374da 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -91,6 +91,14 @@
                enable-active-high;
        };
 
+       reg_mic_2v4: regulator-mic-2v4 {
+               compatible = "regulator-fixed";
+               regulator-name = "MIC_2V4";
+               regulator-min-microvolt = <2400000>;
+               regulator-max-microvolt = <2400000>;
+               vin-supply = <&reg_aud_1v8>;
+       };
+
        /*
         * the pinctrl for reg_csi_1v8 and reg_vcam_1v8 is added to the PMIC
         * since we can't have it twice in the 2 different regulator nodes.
@@ -1033,7 +1041,7 @@
                DBVDD-supply = <&reg_aud_1v8>;
                AVDD-supply = <&reg_aud_1v8>;
                CPVDD-supply = <&reg_aud_1v8>;
-               MICVDD-supply = <&reg_aud_1v8>;
+               MICVDD-supply = <&reg_mic_2v4>;
                PLLVDD-supply = <&reg_aud_1v8>;
                SPKVDD1-supply = <&reg_vsys_3v4>;
                SPKVDD2-supply = <&reg_vsys_3v4>;