linux-kernel - [PATCH 3/4] arm64: dts: qcom: msm8917: add reset for display subsystem

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Message-Id: <20251116-mdss-resets-msm8917-msm8937-v1-3-08051386779b@mainlining.org>
Date: Sun, 16 Nov 2025 23:10:19 +0100
From: Barnabás Czémán <barnabas.czeman@...nlining.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Barnabás Czémán <barnabas.czeman@...nlining.org>
Subject: [PATCH 3/4] arm64: dts: qcom: msm8917: add reset for display
 subsystem

Add reset for display subsystem, make sure it gets
properly reset.

Signed-off-by: Barnabás Czémán <barnabas.czeman@...nlining.org>
---
 arch/arm64/boot/dts/qcom/msm8917.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8917.dtsi b/arch/arm64/boot/dts/qcom/msm8917.dtsi
index 8a642fce2e40..6251189b8e6d 100644
--- a/arch/arm64/boot/dts/qcom/msm8917.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8917.dtsi
@@ -996,7 +996,7 @@ mdss: display-subsystem@...0000 {
 			clock-names = "iface",
 				      "bus",
 				      "vsync";
-
+			resets = <&gcc GCC_MDSS_BCR>;
 			interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
 
 			interrupt-controller;

-- 
2.51.2