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Thu, 11 Jan 2024 23:32:30 -0800 (PST) Received: from [192.168.1.20] ([178.197.223.112]) by smtp.gmail.com with ESMTPSA id n15-20020a05600c3b8f00b0040d5a5c523csm8647963wms.1.2024.01.11.23.32.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Jan 2024 23:32:29 -0800 (PST) Message-ID: Date: Fri, 12 Jan 2024 08:32:27 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/5] dt-bindings: media: add mediatek ISP3.0 sensor interface Content-Language: en-US To: Julien Stephan Cc: Louis Kuo , Phi-Bang Nguyen , Laurent Pinchart , Andy Hsieh , AngeloGioacchino Del Regno , Conor Dooley , devicetree@vger.kernel.org, Florian Sylvestre , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-media@vger.kernel.org, Matthias Brugger , Mauro Carvalho Chehab , Paul Elder , Rob Herring References: <20240110141443.364655-1-jstephan@baylibre.com> <20240110141443.364655-2-jstephan@baylibre.com> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240111_233233_848806_7B085723 X-CRM114-Status: GOOD ( 12.33 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 10/01/2024 15:14, Julien Stephan wrote: > From: Louis Kuo > > This adds the bindings, for the mediatek ISP3.0 SENINF module embedded in > some Mediatek SoC, such as the mt8365 > ... > + clock-names: > + items: > + - const: camsys > + - const: top_mux > + > + phys: > + minItems: 1 > + maxItems: 4 > + description: > + phandle to the PHYs connected to CSI0/A, CSI1, CSI2 and CSI0B > + > + phy-names: > + minItems: 1 > + items: > + - const: csi0 > + - const: csi1 > + - const: csi2 > + - const: csi0b Why one hardware has flexible number of phys? > + > + ports: > + $ref: /schemas/graph.yaml#/properties/ports > + > + properties: > + port@0: > + $ref: /schemas/graph.yaml#/$defs/port-base > + unevaluatedProperties: false > + description: CSI0 or CSI0A port > + > + properties: > + endpoint: > + $ref: video-interfaces.yaml# > + unevaluatedProperties: false > + > + properties: > + clock-lanes: > + maxItems: 1 > + data-lanes: > + minItems: 1 > + maxItems: 4 > + > + port@1: > + $ref: /schemas/graph.yaml#/$defs/port-base > + unevaluatedProperties: false > + description: CSI1 port > + > + properties: > + endpoint: > + $ref: video-interfaces.yaml# > + unevaluatedProperties: false > + > + properties: > + clock-lanes: > + maxItems: 1 > + data-lanes: > + minItems: 1 > + maxItems: 4 > + > + port@2: > + $ref: /schemas/graph.yaml#/$defs/port-base > + unevaluatedProperties: false > + description: CSI2 port > + > + properties: > + endpoint: > + $ref: video-interfaces.yaml# > + unevaluatedProperties: false > + > + properties: > + clock-lanes: > + maxItems: 1 > + data-lanes: > + minItems: 1 > + maxItems: 4 > + > + port@3: > + $ref: /schemas/graph.yaml#/$defs/port-base > + unevaluatedProperties: false > + description: CSI0B port > + > + properties: > + endpoint: > + $ref: video-interfaces.yaml# > + unevaluatedProperties: false > + > + properties: > + clock-lanes: > + maxItems: 1 > + data-lanes: > + minItems: 1 > + maxItems: 2 > + > + port@4: > + $ref: /schemas/graph.yaml#/properties/port > + description: connection point for cam0 > + > + port@5: > + $ref: /schemas/graph.yaml#/properties/port > + description: connection point for cam1 > + > + port@6: > + $ref: /schemas/graph.yaml#/properties/port > + description: connection point for camsv0 > + > + port@7: > + $ref: /schemas/graph.yaml#/properties/port > + description: connection point for camsv1 > + > + port@8: > + $ref: /schemas/graph.yaml#/properties/port > + description: connection point for camsv2 > + > + port@9: > + $ref: /schemas/graph.yaml#/properties/port > + description: connection point for camsv3 > + > + required: > + - port@0 > + - port@1 > + - port@2 > + - port@3 > + - port@4 > + - port@5 > + - port@6 > + - port@7 > + - port@8 > + - port@9 > + > +required: > + - compatible > + - interrupts > + - clocks > + - clock-names > + - power-domains > + - ports > + > +additionalProperties: false > + > +examples: > + - | > + #include > + #include > + #include > + #include > + #include > + > + soc { > + #address-cells = <2>; > + #size-cells = <2>; Use 4 spaces for example indentation. > + > + seninf: seninf@15040000 { Node names should be generic. See also an explanation and list of examples (not exhaustive) in DT specification: https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation > + compatible = "mediatek,mt8365-seninf"; > + reg = <0 0x15040000 0 0x6000>; > + interrupts = ; > + clocks = <&camsys CLK_CAM_SENIF>, > + <&topckgen CLK_TOP_SENIF_SEL>; > + clock-names = "camsys", "top_mux"; > + > + power-domains = <&spm MT8365_POWER_DOMAIN_CAM>; > + > + phys = <&mipi_csi0 PHY_TYPE_DPHY>; > + phy-names = "csi0"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + seninf_in1: endpoint { > + clock-lanes = <2>; > + data-lanes = <1 3 0 4>; > + remote-endpoint = <&isp1_out>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + }; > + > + port@2 { > + reg = <2>; > + }; > + > + port@3 { > + reg = <3>; > + }; > + > + port@4 { > + reg = <4>; > + seninf_camsv1_endpoint: endpoint { > + remote-endpoint = <&camsv1_endpoint>; > + }; > + }; > + > + port@5 { > + reg = <5>; > + }; > + > + port@6 { > + reg = <6>; > + }; > + > + port@7 { > + reg = <7>; > + }; > + > + port@8 { > + reg = <8>; > + }; > + > + port@9 { > + reg = <9>; > + }; > + Stray blank line > + }; Best regards, Krzysztof