From: Vladimir Lypak <vladimir.lypak@gmail.com>
Date: Thu, 25 Jan 2024 21:35:14 +0000 (+0100)
Subject: arm64: dts: qcom: msm8953: add reset for display subsystem
X-Git-Tag: v6.9-rc1~178^2~25^2~60
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9b4dec638c9cd1e881125894e263b0f824b8f75e;p=thirdparty%2Flinux.git

arm64: dts: qcom: msm8953: add reset for display subsystem

With this reset we can avoid situations like IRQ storms from DSI host
before it even started probing (because boot-loader left DSI IRQs on).

Signed-off-by: Vladimir Lypak <vladimir.lypak@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240125-msm8953-mdss-reset-v2-3-fd7824559426@z3ntu.xyz
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi
index 8bd1499b5c8fa..f701c6ceda629 100644
--- a/arch/arm64/boot/dts/qcom/msm8953.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi
@@ -859,6 +859,8 @@
 				      "vsync",
 				      "core";
 
+			resets = <&gcc GCC_MDSS_BCR>;
+
 			#address-cells = <1>;
 			#size-cells = <1>;
 			ranges;