linux-kernel - [PATCH] arm64: dts: rockchip: Add vcc supply to spi flash on rk3399-roc-pc.

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Message-Id: <20250411140223.1069-1-m.reichl@fivetechno.de>
Date: Fri, 11 Apr 2025 16:02:21 +0200
From: Markus Reichl <m.reichl@...etechno.de>
To: linux-rockchip@...ts.infradead.org, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>
Cc: Markus Reichl <m.reichl@...etechno.de>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] arm64: dts: rockchip: Add vcc supply to spi flash on rk3399-roc-pc.

Add vcc supply to the spi-nor flash chip on rk3399-roc-pc boards
according to the board schematics ROC-3399-PC-V10-A-20180804 to avoid
warnings in dmesg output.

Signed-off-by: Markus Reichl <m.reichl@...etechno.de>
---
 arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
index 0393da25cdfb..fc9279627ef6 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
@@ -736,6 +736,7 @@ flash@0 {
 		compatible = "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <30000000>;
+		vcc-supply = <&vcc3v3_sys>;
 	};
 };
 
-- 
2.39.5