linux-kernel - [PATCH] arm64: dts: exynos: gs101-oriole: add regulators for USB phy

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Date: Mon, 17 Jun 2024 17:52:18 +0100
From: André Draszik <andre.draszik@...aro.org>
To: Peter Griffin <peter.griffin@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>
Cc: Tudor Ambarus <tudor.ambarus@...aro.org>, 
 Will McVicker <willmcvicker@...gle.com>, Roy Luo <royluo@...gle.com>, 
 kernel-team@...roid.com, linux-arm-kernel@...ts.infradead.org, 
 linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 André Draszik <andre.draszik@...aro.org>
Subject: [PATCH] arm64: dts: exynos: gs101-oriole: add regulators for USB
 phy

The USB phy requires various power supplies to work.

While we don't have a PMIC driver yet, they should still be added to
the DT. Do so.

Signed-off-by: André Draszik <andre.draszik@...aro.org>
---
Note that this patch depends on the updated DT binding from
https://lore.kernel.org/r/20240617-usb-phy-gs101-v3-0-b66de9ae7424@linaro.org
---
 arch/arm64/boot/dts/exynos/google/gs101-oriole.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts b/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
index 5e8ffe065081..1a79d9ab3be0 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
+++ b/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
@@ -145,6 +145,13 @@ &usbdrd31_dwc3 {
 };
 
 &usbdrd31_phy {
+	/* TODO: Update these once PMIC is implemented */
+	pll-supply = <0>;
+	dvdd-usb20-supply = <0>;
+	vddh-usb20-supply = <0>;
+	vdd33-usb20-supply = <0>;
+	vdda-usbdp-supply = <0>;
+	vddh-usbdp-supply = <0>;
 	status = "okay";
 };
 

---
base-commit: 6906a84c482f098d31486df8dc98cead21cce2d0
change-id: 20240617-gs101-usb-regulators-in-dt-bdbbcea25fe9

Best regards,
-- 
André Draszik <andre.draszik@...aro.org>