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| author | Val Packett <val@packett.cool> | 2026-03-03 00:41:25 -0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2026-03-11 15:46:45 -0500 |
| commit | bb4d28e377cf04fbee8a01322059fa14808cdfe9 (patch) | |
| tree | 81ce377ae54099c717be4bbf4a44811c22fc3a96 | |
| parent | 1cc317d4188ba2d72c298b5271fb4a2fa1d84c29 (diff) | |
| download | linux-bb4d28e377cf04fbee8a01322059fa14808cdfe9.tar.gz linux-bb4d28e377cf04fbee8a01322059fa14808cdfe9.zip | |
arm64: dts: qcom: sm6125: Add missing MDSS core reset
To make sure the display subsystem starts in a predictable state, we
need to reset it. Otherwise, unpredictable issues can happen, e.g.
on the xiaomi-laurel-sprout smartphone DSI would not work on boot.
Wire up the reset to fix.
Fixes: 0865d23a0226 ("arm64: dts: qcom: sm6125: Add display hardware nodes")
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Tested-by: Yedaya Katsman <yedaya.ka@gmail.com>
Signed-off-by: Val Packett <val@packett.cool>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260303034847.13870-7-val@packett.cool
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sm6125.dtsi | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi b/arch/arm64/boot/dts/qcom/sm6125.dtsi index 80c42dff5399..a22374e5a17f 100644 --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi @@ -1238,6 +1238,8 @@ "ahb", "core"; + resets = <&dispcc DISP_CC_MDSS_CORE_BCR>; + power-domains = <&dispcc MDSS_GDSC>; iommus = <&apps_smmu 0x400 0x0>; @@ -1437,6 +1439,7 @@ power-domains = <&rpmpd RPMPD_VDDCX>; #clock-cells = <1>; + #reset-cells = <1>; #power-domain-cells = <1>; }; |