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b=VhEfb8xuK6Z+e0ASbBsRCW8WXFX3p/aLRwG3yVVu1N6eWhIG0/9JKrS7F1NBQBOxC IeWZ+v1tqDX4Yiw2SYzJj1Ez8aN/464YRdXYpfU2meZAZsSV8T15puoTzCdaYuX+2z zMqQnTjKY5NwCjIHsV9DCYzc0S4o9CYCvokFNr3w= From: Luca Weiss Date: Tue, 23 Jan 2024 22:03:57 +0100 Subject: [PATCH 3/3] arm64: dts: qcom: msm8953: add reset for display subsystem Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240123-msm8953-mdss-reset-v1-3-bb8c6d3ce897@z3ntu.xyz> References: <20240123-msm8953-mdss-reset-v1-0-bb8c6d3ce897@z3ntu.xyz> In-Reply-To: <20240123-msm8953-mdss-reset-v1-0-bb8c6d3ce897@z3ntu.xyz> To: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Bjorn Andersson , Konrad Dybcio , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Luca Weiss , Vladimir Lypak X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; 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a=openpgp; fpr=BD04DA24C971B8D587B2B8D7FAF69CF6CD2D02CD X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1788977045668089646 X-GMAIL-MSGID: 1789007609436711022 From: Vladimir Lypak 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 Signed-off-by: Luca Weiss --- arch/arm64/boot/dts/qcom/msm8953.dtsi | 2 ++ 1 file changed, 2 insertions(+) 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;