ARM: i.MX6 Phytec PFLA02: Add supplies for the SoC internal regulators

The SoC internal regulators for the CPU and the SoC come from the
DA9063 vdd_core and vdd_soc. Add this relationship to the device tree
so that the voltage drop on the SoC internal LDO regulators can be
minimized.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
index e4b894c..e0280ca 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
@@ -379,6 +379,18 @@
        status = "disabled";
 };
 
+&reg_arm {
+       vin-supply = <&vddcore_reg>;
+};
+
+&reg_pu {
+       vin-supply = <&vddsoc_reg>;
+};
+
+&reg_soc {
+       vin-supply = <&vddsoc_reg>;
+};
+
 &uart3 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_uart3>;