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[83.9.2.58]) by smtp.gmail.com with ESMTPSA id a6-20020a19f806000000b004f38260f196sm654478lff.218.2023.05.19.10.04.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 May 2023 10:04:37 -0700 (PDT) From: Konrad Dybcio Date: Fri, 19 May 2023 19:04:24 +0200 Subject: [PATCH v4 03/12] dt-bindings: display/msm: sc7180-dpu: Describe SM6350 and SM6375 MIME-Version: 1.0 Message-Id: <20230411-topic-straitlagoon_mdss-v4-3-68e7e25d70e1@linaro.org> References: <20230411-topic-straitlagoon_mdss-v4-0-68e7e25d70e1@linaro.org> In-Reply-To: <20230411-topic-straitlagoon_mdss-v4-0-68e7e25d70e1@linaro.org> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Krishna Manikandan , Will Deacon , Robin Murphy , Joerg Roedel , Conor Dooley Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, Konrad Dybcio X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1684515870; l=2117; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=0YTG0EAw+lDImyg5bB4Ke78N5DjTkdTQlY35rQdmXMI=; b=EcOimJs07IbYQ2waHhEPLsH7OslP142E9bndaFUYKcyL2n6tgLHuuW7brAv8TZhjdQaFnDZ3/ 9VabXvrY1UfByI35KRw5KZoGRHacXGXeCjrP4j+ZOfzWFDWDIRsUsZ5 X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org SC7180, SM6350 and SM6375 use a rather similar hw setup for DPU, with the main exception being that the last one requires an additional throttle clock. It is not well understood yet, but failing to toggle it on makes the display hardware stall and not output any frames. Document SM6350 and SM6375 DPU. Signed-off-by: Konrad Dybcio --- .../bindings/display/msm/qcom,sc7180-dpu.yaml | 23 +++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/msm/qcom,sc7180-dpu.yaml b/Documentation/devicetree/bindings/display/msm/qcom,sc7180-dpu.yaml index 1fb8321d9ee8..630b11480496 100644 --- a/Documentation/devicetree/bindings/display/msm/qcom,sc7180-dpu.yaml +++ b/Documentation/devicetree/bindings/display/msm/qcom,sc7180-dpu.yaml @@ -13,7 +13,10 @@ $ref: /schemas/display/msm/dpu-common.yaml# properties: compatible: - const: qcom,sc7180-dpu + enum: + - qcom,sc7180-dpu + - qcom,sm6350-dpu + - qcom,sm6375-dpu reg: items: @@ -26,6 +29,7 @@ properties: - const: vbif clocks: + minItems: 6 items: - description: Display hf axi clock - description: Display ahb clock @@ -33,8 +37,10 @@ properties: - description: Display lut clock - description: Display core clock - description: Display vsync clock + - description: Display core throttle clock clock-names: + minItems: 6 items: - const: bus - const: iface @@ -42,6 +48,7 @@ properties: - const: lut - const: core - const: vsync + - const: throttle required: - compatible @@ -52,6 +59,20 @@ required: unevaluatedProperties: false +allOf: + - if: + properties: + compatible: + const: qcom,sm6375-dpu + + then: + properties: + clocks: + minItems: 7 + + clock-names: + minItems: 7 + examples: - | #include