Commit 31c33503 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski
Browse files

arm64: dts: exynos: add USB DWC3 supplies to Espresso board 



Add required voltage regulators for USB DWC3 block on Exynos7 Espresso
board.  Due to lack of schematics of Espresso board, the choice of
regulators is approximate.  What bindings call VDD10, for Exynos7 should
be actually called VDD09 (0.9 V).  Use regulators with a matching
voltage range based on vendor sources for Meizu Pro 5 M576 handset (also
with Exynos7420).

Signed-off-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220123111644.25540-2-krzysztof.kozlowski@canonical.com
parent 372d171c

arch/arm64/boot/dts/exynos/exynos7-espresso.dts

+5 −0
Original line number Diff line number Diff line
@@ -412,6 +412,11 @@ 
	status = "okay";

};



&usbdrd {

	vdd10-supply = <&ldo4_reg>;

	vdd33-supply = <&ldo6_reg>;

};



&usbdrd_phy {

	vbus-supply = <&usb30_vbus_reg>;

	vbus-boost-supply = <&usb3drd_boost_5v>;

arch/arm64/boot/dts/exynos/exynos7.dtsi

+1 −1
Original line number Diff line number Diff line
@@ -693,7 +693,7 @@ 
			#phy-cells = <1>;

		};



		usbdrd3 {

		usbdrd: usb {

			compatible = "samsung,exynos7-dwusb3";

			clocks = <&clock_fsys0 ACLK_USBDRD300>,

			       <&clock_fsys0 SCLK_USBDRD300_SUSPENDCLK>,