Add the bindings documentation for Starfive JH7110 Camera Subsystem which is used for handing image sensor data. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Signed-off-by: Jack Zhu <jack.zhu@xxxxxxxxxxxxxxxx> --- .../bindings/media/starfive,jh7110-camss.yaml | 179 ++++++++++++++++++ MAINTAINERS | 7 + 2 files changed, 186 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml diff --git a/Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml b/Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml new file mode 100644 index 000000000000..f3bef3eb2502 --- /dev/null +++ b/Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml @@ -0,0 +1,179 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/starfive,jh7110-camss.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Starfive SoC CAMSS ISP + +maintainers: + - Jack Zhu <jack.zhu@xxxxxxxxxxxxxxxx> + - Changhuang Liang <changhuang.liang@xxxxxxxxxxxxxxxx> + +description: + The Starfive CAMSS ISP is a Camera interface for Starfive JH7110 SoC. It + consists of a VIN controller (Video In Controller, a top-level control until) + and an ISP. + +properties: + compatible: + const: starfive,jh7110-camss + + reg: + maxItems: 2 + + reg-names: + items: + - const: syscon + - const: isp + + clocks: + maxItems: 7 + + clock-names: + items: + - const: apb_func + - const: wrapper_clk_c + - const: dvp_inv + - const: axiwr + - const: mipi_rx0_pxl + - const: ispcore_2x + - const: isp_axi + + resets: + maxItems: 6 + + reset-names: + items: + - const: wrapper_p + - const: wrapper_c + - const: axird + - const: axiwr + - const: isp_top_n + - const: isp_top_axi + + power-domains: + items: + - description: JH7110 ISP Power Domain Switch Controller. + + interrupts: + maxItems: 4 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Input port for receiving DVP data. + + properties: + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + bus-type: + enum: [5, 6] + + bus-width: + enum: [8, 10, 12] + + data-shift: + enum: [0, 2] + default: 0 + + hsync-active: + enum: [0, 1] + default: 1 + + vsync-active: + enum: [0, 1] + default: 1 + + required: + - bus-type + - bus-width + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Input port for receiving CSI data. + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + - resets + - reset-names + - power-domains + - interrupts + - ports + +additionalProperties: false + +examples: + - | + isp@19840000 { + compatible = "starfive,jh7110-camss"; + reg = <0x19840000 0x10000>, + <0x19870000 0x30000>; + reg-names = "syscon", "isp"; + clocks = <&ispcrg 0>, + <&ispcrg 13>, + <&ispcrg 2>, + <&ispcrg 12>, + <&ispcrg 1>, + <&syscrg 51>, + <&syscrg 52>; + clock-names = "apb_func", + "wrapper_clk_c", + "dvp_inv", + "axiwr", + "mipi_rx0_pxl", + "ispcore_2x", + "isp_axi"; + resets = <&ispcrg 0>, + <&ispcrg 1>, + <&ispcrg 10>, + <&ispcrg 11>, + <&syscrg 41>, + <&syscrg 42>; + reset-names = "wrapper_p", + "wrapper_c", + "axird", + "axiwr", + "isp_top_n", + "isp_top_axi"; + power-domains = <&pwrc 5>; + interrupts = <92>, <87>, <88>, <90>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + vin_from_sc2235: endpoint { + remote-endpoint = <&sc2235_to_vin>; + bus-width = <8>; + data-shift = <2>; + hsync-active = <1>; + vsync-active = <0>; + pclk-sample = <1>; + }; + }; + + port@1 { + reg = <1>; + vin_from_csi2rx: endpoint { + remote-endpoint = <&csi2rx_to_vin>; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 869e1c7fc869..9ef5d0e5dff0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20070,6 +20070,13 @@ M: Ion Badulescu <ionut@xxxxxxxxxx> S: Odd Fixes F: drivers/net/ethernet/adaptec/starfire* +STARFIVE CAMERA SUBSYSTEM DRIVER +M: Jack Zhu <jack.zhu@xxxxxxxxxxxxxxxx> +M: Changhuang Liang <changhuang.liang@xxxxxxxxxxxxxxxx> +L: linux-media@xxxxxxxxxxxxxxx +S: Maintained +F: Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml + STARFIVE DEVICETREES M: Emil Renner Berthing <kernel@xxxxxxxx> S: Maintained -- 2.34.1
