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[3/3] arm64: dts: qcom: msm8953: add reset for display subsystem

Message ID 20240123-msm8953-mdss-reset-v1-3-bb8c6d3ce897@z3ntu.xyz
State Superseded
Headers show
Series Add MDSS_BCR reset for MSM8953 | expand

Commit Message

Luca Weiss Jan. 23, 2024, 9:03 p.m. UTC 
From: Vladimir Lypak <vladimir.lypak@gmail.com>

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>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
---
 arch/arm64/boot/dts/qcom/msm8953.dtsi | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi
index ad2f8cf9c966..dcb5c98b793c 100644
--- a/arch/arm64/boot/dts/qcom/msm8953.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi
@@ -859,6 +859,8 @@  mdss: display-subsystem@1a00000 {
 				      "vsync",
 				      "core";
 
+			resets = <&gcc GCC_MDSS_BCR>;
+
 			#address-cells = <1>;
 			#size-cells = <1>;
 			ranges;