162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0
262306a36Sopenharmony_ci%YAML 1.2
362306a36Sopenharmony_ci---
462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/display/rockchip/rockchip-vop.yaml#
562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml#
662306a36Sopenharmony_ci
762306a36Sopenharmony_cititle: Rockchip SoC display controller (VOP)
862306a36Sopenharmony_ci
962306a36Sopenharmony_cidescription:
1062306a36Sopenharmony_ci  VOP (Video Output Processor) is the display controller for the Rockchip
1162306a36Sopenharmony_ci  series of SoCs which transfers the image data from a video memory
1262306a36Sopenharmony_ci  buffer to an external LCD interface.
1362306a36Sopenharmony_ci
1462306a36Sopenharmony_cimaintainers:
1562306a36Sopenharmony_ci  - Sandy Huang <hjc@rock-chips.com>
1662306a36Sopenharmony_ci  - Heiko Stuebner <heiko@sntech.de>
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_ciproperties:
1962306a36Sopenharmony_ci  compatible:
2062306a36Sopenharmony_ci    enum:
2162306a36Sopenharmony_ci      - rockchip,px30-vop-big
2262306a36Sopenharmony_ci      - rockchip,px30-vop-lit
2362306a36Sopenharmony_ci      - rockchip,rk3036-vop
2462306a36Sopenharmony_ci      - rockchip,rk3066-vop
2562306a36Sopenharmony_ci      - rockchip,rk3126-vop
2662306a36Sopenharmony_ci      - rockchip,rk3188-vop
2762306a36Sopenharmony_ci      - rockchip,rk3228-vop
2862306a36Sopenharmony_ci      - rockchip,rk3288-vop
2962306a36Sopenharmony_ci      - rockchip,rk3328-vop
3062306a36Sopenharmony_ci      - rockchip,rk3366-vop
3162306a36Sopenharmony_ci      - rockchip,rk3368-vop
3262306a36Sopenharmony_ci      - rockchip,rk3399-vop-big
3362306a36Sopenharmony_ci      - rockchip,rk3399-vop-lit
3462306a36Sopenharmony_ci
3562306a36Sopenharmony_ci  reg:
3662306a36Sopenharmony_ci    minItems: 1
3762306a36Sopenharmony_ci    items:
3862306a36Sopenharmony_ci      - description:
3962306a36Sopenharmony_ci          Must contain one entry corresponding to the base address and length
4062306a36Sopenharmony_ci          of the register space.
4162306a36Sopenharmony_ci      - description:
4262306a36Sopenharmony_ci          Can optionally contain a second entry corresponding to
4362306a36Sopenharmony_ci          the CRTC gamma LUT address.
4462306a36Sopenharmony_ci
4562306a36Sopenharmony_ci  interrupts:
4662306a36Sopenharmony_ci    maxItems: 1
4762306a36Sopenharmony_ci    description:
4862306a36Sopenharmony_ci      The VOP interrupt is shared by several interrupt sources, such as
4962306a36Sopenharmony_ci      frame start (VSYNC), line flag and other status interrupts.
5062306a36Sopenharmony_ci
5162306a36Sopenharmony_ci  clocks:
5262306a36Sopenharmony_ci    items:
5362306a36Sopenharmony_ci      - description: Clock for ddr buffer transfer.
5462306a36Sopenharmony_ci      - description: Pixel clock.
5562306a36Sopenharmony_ci      - description: Clock for the ahb bus to R/W the phy regs.
5662306a36Sopenharmony_ci
5762306a36Sopenharmony_ci  clock-names:
5862306a36Sopenharmony_ci    items:
5962306a36Sopenharmony_ci      - const: aclk_vop
6062306a36Sopenharmony_ci      - const: dclk_vop
6162306a36Sopenharmony_ci      - const: hclk_vop
6262306a36Sopenharmony_ci
6362306a36Sopenharmony_ci  resets:
6462306a36Sopenharmony_ci    maxItems: 3
6562306a36Sopenharmony_ci
6662306a36Sopenharmony_ci  reset-names:
6762306a36Sopenharmony_ci    items:
6862306a36Sopenharmony_ci      - const: axi
6962306a36Sopenharmony_ci      - const: ahb
7062306a36Sopenharmony_ci      - const: dclk
7162306a36Sopenharmony_ci
7262306a36Sopenharmony_ci  port:
7362306a36Sopenharmony_ci    $ref: /schemas/graph.yaml#/properties/port
7462306a36Sopenharmony_ci
7562306a36Sopenharmony_ci  assigned-clocks:
7662306a36Sopenharmony_ci    maxItems: 2
7762306a36Sopenharmony_ci
7862306a36Sopenharmony_ci  assigned-clock-rates:
7962306a36Sopenharmony_ci    maxItems: 2
8062306a36Sopenharmony_ci
8162306a36Sopenharmony_ci  iommus:
8262306a36Sopenharmony_ci    maxItems: 1
8362306a36Sopenharmony_ci
8462306a36Sopenharmony_ci  power-domains:
8562306a36Sopenharmony_ci    maxItems: 1
8662306a36Sopenharmony_ci
8762306a36Sopenharmony_cirequired:
8862306a36Sopenharmony_ci  - compatible
8962306a36Sopenharmony_ci  - reg
9062306a36Sopenharmony_ci  - interrupts
9162306a36Sopenharmony_ci  - clocks
9262306a36Sopenharmony_ci  - clock-names
9362306a36Sopenharmony_ci  - resets
9462306a36Sopenharmony_ci  - reset-names
9562306a36Sopenharmony_ci  - port
9662306a36Sopenharmony_ci
9762306a36Sopenharmony_ciadditionalProperties: false
9862306a36Sopenharmony_ci
9962306a36Sopenharmony_ciexamples:
10062306a36Sopenharmony_ci  - |
10162306a36Sopenharmony_ci    #include <dt-bindings/clock/rk3288-cru.h>
10262306a36Sopenharmony_ci    #include <dt-bindings/interrupt-controller/arm-gic.h>
10362306a36Sopenharmony_ci    #include <dt-bindings/power/rk3288-power.h>
10462306a36Sopenharmony_ci    vopb: vopb@ff930000 {
10562306a36Sopenharmony_ci      compatible = "rockchip,rk3288-vop";
10662306a36Sopenharmony_ci      reg = <0xff930000 0x19c>,
10762306a36Sopenharmony_ci            <0xff931000 0x1000>;
10862306a36Sopenharmony_ci      interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
10962306a36Sopenharmony_ci      clocks = <&cru ACLK_VOP0>,
11062306a36Sopenharmony_ci               <&cru DCLK_VOP0>,
11162306a36Sopenharmony_ci               <&cru HCLK_VOP0>;
11262306a36Sopenharmony_ci      clock-names = "aclk_vop", "dclk_vop", "hclk_vop";
11362306a36Sopenharmony_ci      power-domains = <&power RK3288_PD_VIO>;
11462306a36Sopenharmony_ci      resets = <&cru SRST_LCDC1_AXI>,
11562306a36Sopenharmony_ci               <&cru SRST_LCDC1_AHB>,
11662306a36Sopenharmony_ci               <&cru SRST_LCDC1_DCLK>;
11762306a36Sopenharmony_ci      reset-names = "axi", "ahb", "dclk";
11862306a36Sopenharmony_ci      iommus = <&vopb_mmu>;
11962306a36Sopenharmony_ci      vopb_out: port {
12062306a36Sopenharmony_ci        #address-cells = <1>;
12162306a36Sopenharmony_ci        #size-cells = <0>;
12262306a36Sopenharmony_ci        vopb_out_edp: endpoint@0 {
12362306a36Sopenharmony_ci          reg = <0>;
12462306a36Sopenharmony_ci          remote-endpoint = <&edp_in_vopb>;
12562306a36Sopenharmony_ci        };
12662306a36Sopenharmony_ci        vopb_out_hdmi: endpoint@1 {
12762306a36Sopenharmony_ci          reg = <1>;
12862306a36Sopenharmony_ci          remote-endpoint = <&hdmi_in_vopb>;
12962306a36Sopenharmony_ci        };
13062306a36Sopenharmony_ci      };
13162306a36Sopenharmony_ci    };
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