# SPDX-License-Identifier: GPL-2.0-only %YAML 1.2 --- $id: http://devicetree.org/schemas/display/samsung/samsung,fimd.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Samsung S3C/S5P/Exynos SoC Fully Interactive Mobile Display (FIMD) maintainers: - Inki Dae - Seung-Woo Kim - Kyungmin Park - Krzysztof Kozlowski properties: compatible: enum: - samsung,s3c2443-fimd - samsung,s3c6400-fimd - samsung,s5pv210-fimd - samsung,exynos3250-fimd - samsung,exynos4210-fimd - samsung,exynos5250-fimd - samsung,exynos5420-fimd '#address-cells': const: 1 clocks: maxItems: 2 clock-names: items: - const: sclk_fimd - const: fimd display-timings: $ref: ../panel/display-timings.yaml# i80-if-timings: type: object additionalProperties: false description: | Timing configuration for lcd i80 interface support. The parameters are defined as:: VCLK(internal) __|??????|_____|??????|_____|??????|_____|??????|_____|?? : : : : : Address Output --:| : : : Chip Select ???????????????|____________:____________:____________|?? | wr-setup+1 | | wr-hold+1 | |<---------->| |<---------->| Write Enable ????????????????????????????|____________|??????????????? | wr-active+1| |<---------->| Video Data ------------------------------ properties: cs-setup: $ref: /schemas/types.yaml#/definitions/uint32 description: Clock cycles for the active period of address signal is enabled until chip select is enabled. default: 0 wr-active: $ref: /schemas/types.yaml#/definitions/uint32 description: Clock cycles for the active period of CS is enabled. default: 1 wr-hold: $ref: /schemas/types.yaml#/definitions/uint32 description: Clock cycles for the active period of CS is disabled until write signal is disabled. default: 0 wr-setup: $ref: /schemas/types.yaml#/definitions/uint32 description: Clock cycles for the active period of CS signal is enabled until write signal is enabled. default: 0 iommus: minItems: 1 maxItems: 2 iommu-names: items: - const: m0 - const: m1 interrupts: items: - description: FIFO level - description: VSYNC - description: LCD system interrupt-names: items: - const: fifo - const: vsync - const: lcd_sys power-domains: maxItems: 1 reg: maxItems: 1 samsung,invert-vden: type: boolean description: Video enable signal is inverted. samsung,invert-vclk: type: boolean description: Video clock signal is inverted. samsung,sysreg: $ref: /schemas/types.yaml#/definitions/phandle description: Phandle to System Register syscon. '#size-cells': const: 0 patternProperties: "^port@[0-4]+$": $ref: /schemas/graph.yaml#/properties/port description: | Contains ports with port with index:: 0 - for CAMIF0 input, 1 - for CAMIF1 input, 2 - for CAMIF2 input, 3 - for parallel output, 4 - for write-back interface required: - compatible - clocks - clock-names - interrupts - interrupt-names - reg allOf: - if: properties: compatible: contains: const: samsung,exynos5420-fimd then: properties: iommus: minItems: 2 maxItems: 2 additionalProperties: false examples: - | #include fimd@11c00000 { compatible = "samsung,exynos4210-fimd"; interrupt-parent = <&combiner>; reg = <0x11c00000 0x20000>; interrupt-names = "fifo", "vsync", "lcd_sys"; interrupts = <11 0>, <11 1>, <11 2>; clocks = <&clock CLK_SCLK_FIMD0>, <&clock CLK_FIMD0>; clock-names = "sclk_fimd", "fimd"; power-domains = <&pd_lcd0>; iommus = <&sysmmu_fimd0>; samsung,sysreg = <&sys_reg>; #address-cells = <1>; #size-cells = <0>; samsung,invert-vden; samsung,invert-vclk; pinctrl-0 = <&lcd_clk>, <&lcd_data24>; pinctrl-names = "default"; port@3 { reg = <3>; fimd_dpi_ep: endpoint { remote-endpoint = <&lcd_ep>; }; }; };