From: Igor Belwon <igor.belwon@mentallysanemainliners.org>
Date: Thu, 10 Jul 2025 16:50:07 +0000 (+0200)
Subject: arm64: dts: exynos990-x1s-common: Enable USB
X-Git-Tag: v6.18-rc1~147^2~44^2~16
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=707181264badf4f82c78c18348684cd06db31ce0;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: exynos990-x1s-common: Enable USB

The x1s family uses a shared USB configuration. Enable both the
USB PHY as well as the DWC3 controller.

Since we do not have any PMIC for USB implemented yet, use dummy
regulators until we do.

Signed-off-by: Igor Belwon <igor.belwon@mentallysanemainliners.org>
Link: https://lore.kernel.org/r/20250710-resends-july-exynos990-dt-v2-3-55033f73d1b0@mentallysanemainliners.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---

diff --git a/arch/arm64/boot/dts/exynos/exynos990-x1s-common.dtsi b/arch/arm64/boot/dts/exynos/exynos990-x1s-common.dtsi
index 55fa8e9e05db8..7b97220cccb74 100644
--- a/arch/arm64/boot/dts/exynos/exynos990-x1s-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos990-x1s-common.dtsi
@@ -27,6 +27,12 @@
 		};
 	};
 
+	/* TODO: Remove this once PMIC is implemented */
+	reg_dummy: regulator-0 {
+		compatible = "regulator-fixed";
+		regulator-name = "dummy_reg";
+	};
+
 	reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -96,3 +102,13 @@
 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
 	};
 };
+
+&usbdrd {
+	status = "okay";
+	vdd10-supply = <&reg_dummy>;
+	vdd33-supply = <&reg_dummy>;
+};
+
+&usbdrd_phy {
+	status = "okay";
+};