ARM: dts: exynos: add USB DWC3 supplies to Chromebook Spring

Add required voltage regulators for USB DWC3 block on Exynos5250
Chromebook Spring board.  Due to lack of board schematics, use same
regulators as on Arndale board.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220123111644.25540-6-krzysztof.kozlowski@canonical.com

diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts
index e0feedcf54bba2763f5f719b34d1503a09c3fdd4..138f51f974c73940b2cbf6ef1581fb35e4c81f73 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-spring.dts
+++ b/arch/arm/boot/dts/exynos5250-spring.dts
@@ -553,4 +553,9 @@
        num-cs = <1>;
 };
 
+&usbdrd {
+       vdd10-supply = <&ldo15_reg>;
+       vdd33-supply = <&ldo12_reg>;
+};
+
 #include "cros-ec-keyboard.dtsi"