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[83.9.31.150]) by smtp.gmail.com with ESMTPSA id u23-20020a2e9f17000000b002a9ebff8431sm1830823ljk.94.2023.06.06.05.44.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Jun 2023 05:44:11 -0700 (PDT) From: Konrad Dybcio Date: Tue, 06 Jun 2023 14:43:54 +0200 Subject: [PATCH v6 03/12] dt-bindings: display/msm: sc7180-dpu: Describe SM6350 and SM6375 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230411-topic-straitlagoon_mdss-v6-3-dee6a882571b@linaro.org> References: <20230411-topic-straitlagoon_mdss-v6-0-dee6a882571b@linaro.org> In-Reply-To: <20230411-topic-straitlagoon_mdss-v6-0-dee6a882571b@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 , Krzysztof Kozlowski X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1686055444; l=2184; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=kGZixoL9TdPt1fMj+QOtYWJQqvd3Vxxtj53Bf9LtZ4g=; b=Ha0c1GfN6BOvbA1JGOlqNyY8GUzXWKddEAnl3zWJJypmPfDROIBAWotA7BM9urvvax9qz3WoC Z0wfcvYoHdvAwUVAf45k4Px4t4z7IbxF7wB3gjfGR9gB+zGS3FfJyMh X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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. Reviewed-by: Krzysztof Kozlowski 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# =20 properties: compatible: - const: qcom,sc7180-dpu + enum: + - qcom,sc7180-dpu + - qcom,sm6350-dpu + - qcom,sm6375-dpu =20 reg: items: @@ -26,6 +29,7 @@ properties: - const: vbif =20 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 =20 clock-names: + minItems: 6 items: - const: bus - const: iface @@ -42,6 +48,7 @@ properties: - const: lut - const: core - const: vsync + - const: throttle =20 required: - compatible @@ -52,6 +59,20 @@ required: =20 unevaluatedProperties: false =20 +allOf: + - if: + properties: + compatible: + const: qcom,sm6375-dpu + + then: + properties: + clocks: + minItems: 7 + + clock-names: + minItems: 7 + examples: - | #include --=20 2.40.1