ARM: dts: exynos: add USB DWC3 supplies to SMDK5420

Add required voltage regulators for USB DWC3 block on Exynos5420
SMDK5420 board.  Due to lack of board schematics, use same
regulators as on ArndaleOcta board.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220123111644.25540-10-krzysztof.kozlowski@canonical.com

diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index a4f0e3ffedbd304249951e01abd55819a2146af4..69ce3e4308638fc5cb3ded38b3bef9d7d6532dfd 100644 (file)
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -407,6 +407,16 @@
        clock-names = "rtc", "rtc_src";
 };
 
+&usbdrd3_0 {
+       vdd10-supply = <&ldo11_reg>;
+       vdd33-supply = <&ldo9_reg>;
+};
+
+&usbdrd3_1 {
+       vdd10-supply = <&ldo11_reg>;
+       vdd33-supply = <&ldo9_reg>;
+};
+
 &usbdrd_phy0 {
        vbus-supply = <&usb300_vbus_reg>;
 };