bindings/display/rockchip/rockchip,dw-mipi-dsi.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/rockchip/rockchip,dw-mipi-dsi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Rockchip specific extensions to the Synopsys Designware MIPI DSI
   8
   9 maintainers:
  10   - Sandy Huang <hjc@rock-chips.com>
  11   - Heiko Stuebner <heiko@sntech.de>
  12
  13 properties:
  14   compatible:
  15     items:
  16       - enum:
  17           - rockchip,px30-mipi-dsi
  18           - rockchip,rk3288-mipi-dsi
  19           - rockchip,rk3399-mipi-dsi
  20           - rockchip,rk3568-mipi-dsi
  21           - rockchip,rv1126-mipi-dsi
  22       - const: snps,dw-mipi-dsi
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   clocks:
  28     minItems: 1
  29     maxItems: 4
  30
  31   clock-names:
  32     oneOf:
  33       - minItems: 2
  34         items:
  35           - const: ref
  36           - const: pclk
  37           - const: phy_cfg
  38           - const: grf
  39       - const: pclk
  40
  41   rockchip,grf:
  42     $ref: /schemas/types.yaml#/definitions/phandle
  43     description:
  44       This SoC uses GRF regs to switch between vopl/vopb.
  45
  46   phys:
  47     maxItems: 1
  48
  49   phy-names:
  50     const: dphy
  51
  52   "#phy-cells":
  53     const: 0
  54     description:
  55       Defined when in use as ISP phy.
  56
  57   power-domains:
  58     maxItems: 1
  59
  60   "#address-cells":
  61     const: 1
  62
  63   "#size-cells":
  64     const: 0
  65
  66 required:
  67   - compatible
  68   - clocks
  69   - clock-names
  70   - rockchip,grf
  71
  72 allOf:
  73   - $ref: /schemas/display/bridge/snps,dw-mipi-dsi.yaml#
  74   - if:
  75       properties:
  76         compatible:
  77           contains:
  78             enum:
  79               - rockchip,px30-mipi-dsi
  80               - rockchip,rk3568-mipi-dsi
  81               - rockchip,rv1126-mipi-dsi
  82
  83     then:
  84       properties:
  85         clocks:
  86           maxItems: 1
  87
  88         clock-names:
  89           maxItems: 1
  90
  91       required:
  92         - phys
  93         - phy-names
  94
  95   - if:
  96       properties:
  97         compatible:
  98           contains:
  99             const: rockchip,rk3288-mipi-dsi
 100
 101     then:
 102       properties:
 103         clocks:
 104           maxItems: 2
 105
 106         clock-names:
 107           maxItems: 2
 108
 109   - if:
 110       properties:
 111         compatible:
 112           contains:
 113             const: rockchip,rk3399-mipi-dsi
 114
 115     then:
 116       properties:
 117         clocks:
 118           minItems: 4
 119
 120         clock-names:
 121           minItems: 4
 122
 123 unevaluatedProperties: false
 124
 125 examples:
 126   - |
 127     #include <dt-bindings/clock/rk3288-cru.h>
 128     #include <dt-bindings/interrupt-controller/arm-gic.h>
 129     #include <dt-bindings/interrupt-controller/irq.h>
 130
 131     mipi_dsi: dsi@ff960000 {
 132       compatible = "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi";
 133       reg = <0xff960000 0x4000>;
 134       interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
 135       clocks = <&cru SCLK_MIPIDSI_24M>, <&cru PCLK_MIPI_DSI0>;
 136       clock-names = "ref", "pclk";
 137       resets = <&cru SRST_MIPIDSI0>;
 138       reset-names = "apb";
 139       rockchip,grf = <&grf>;
 140
 141       ports {
 142         #address-cells = <1>;
 143         #size-cells = <0>;
 144
 145         mipi_in: port@0 {
 146           reg = <0>;
 147           #address-cells = <1>;
 148           #size-cells = <0>;
 149
 150           mipi_in_vopb: endpoint@0 {
 151             reg = <0>;
 152             remote-endpoint = <&vopb_out_mipi>;
 153           };
 154           mipi_in_vopl: endpoint@1 {
 155             reg = <1>;
 156             remote-endpoint = <&vopl_out_mipi>;
 157           };
 158         };
 159
 160         mipi_out: port@1 {
 161           reg = <1>;
 162
 163           mipi_out_panel: endpoint {
 164             remote-endpoint = <&panel_in_mipi>;
 165           };
 166         };
 167       };
 168     };