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Message-Id: <20231125-topic-rb1_feat-v3-6-4cbb567743bb@linaro.org>
Date: Wed, 29 Nov 2023 15:44:03 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Rob Clark <robdclark@...il.com>,
Abhinav Kumar <quic_abhinavk@...cinc.com>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Loic Poulain <loic.poulain@...aro.org>,
Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Georgi Djakov <djakov@...nel.org>,
Will Deacon <will@...nel.org>,
Robin Murphy <robin.murphy@....com>,
Joerg Roedel <joro@...tes.org>,
Krishna Manikandan <quic_mkrishn@...cinc.com>,
Robert Marko <robimarko@...il.com>,
Das Srinagesh <quic_gurus@...cinc.com>,
cros-qcom-dts-watchers@...omium.org
Cc: Marijn Suijten <marijn.suijten@...ainline.org>,
Rob Herring <robh@...nel.org>, linux-arm-msm@...r.kernel.org,
dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
iommu@...ts.linux.dev, Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v3 06/12] arm64: dts: qcom: sc7180: Add the missing MDSS
icc path
MDSS, aside from the MDP-MEM path, also requires the CPU-DISP_CFG one.
Failing to provide it may result in register accesses failing and that's
never good.
Add the missing path.
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
arch/arm64/boot/dts/qcom/sc7180.dtsi | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 11f353d416b4..9664e42faeb1 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -3100,8 +3100,12 @@ mdss: display-subsystem@...0000 {
interrupt-controller;
#interrupt-cells = <1>;
- interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>;
- interconnect-names = "mdp0-mem";
+ interconnects = <&mmss_noc MASTER_MDP0 QCOM_ICC_TAG_ALWAYS
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+ <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
+ &config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ALWAYS>;
+ interconnect-names = "mdp0-mem",
+ "cpu-cfg";
iommus = <&apps_smmu 0x800 0x2>;
--
2.43.0
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