[PATCH v5 04/12] dt-bindings: display: rockchip: convert dw_mipi_dsi_rockchip.txt to yaml
Rob Herring
robh+dt at kernel.org
Wed Dec 21 14:57:04 PST 2022
On Wed, Dec 21, 2022 at 12:22 PM Johan Jonker <jbx6244 at gmail.com> wrote:
>
> Convert dw_mipi_dsi_rockchip.txt to yaml.
>
> Changed:
> add clock-master property
> file name
> requirements
>
> Signed-off-by: Johan Jonker <jbx6244 at gmail.com>
> ---
> .../display/rockchip/dw_mipi_dsi_rockchip.txt | 94 ----------
> .../rockchip/rockchip,dw-mipi-dsi.yaml | 173 ++++++++++++++++++
> 2 files changed, 173 insertions(+), 94 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip,dw-mipi-dsi.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> deleted file mode 100644
> index 9a223df85..000000000
> --- a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> +++ /dev/null
> @@ -1,94 +0,0 @@
> -Rockchip specific extensions to the Synopsys Designware MIPI DSI
> -================================
> -
> -Required properties:
> -- #address-cells: Should be <1>.
> -- #size-cells: Should be <0>.
> -- compatible: one of
> - "rockchip,px30-mipi-dsi", "snps,dw-mipi-dsi"
> - "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi"
> - "rockchip,rk3399-mipi-dsi", "snps,dw-mipi-dsi"
> - "rockchip,rk3568-mipi-dsi", "snps,dw-mipi-dsi"
> -- reg: Represent the physical address range of the controller.
> -- interrupts: Represent the controller's interrupt to the CPU(s).
> -- clocks, clock-names: Phandles to the controller's pll reference
> - clock(ref) when using an internal dphy and APB clock(pclk).
> - For RK3399, a phy config clock (phy_cfg) and a grf clock(grf)
> - are required. As described in [1].
> -- rockchip,grf: this soc should set GRF regs to mux vopl/vopb.
> -- ports: contain a port node with endpoint definitions as defined in [2].
> - For vopb,set the reg = <0> and set the reg = <1> for vopl.
> -- video port 0 for the VOP input, the remote endpoint maybe vopb or vopl
> -- video port 1 for either a panel or subsequent encoder
> -
> -Optional properties:
> -- phys: from general PHY binding: the phandle for the PHY device.
> -- phy-names: Should be "dphy" if phys references an external phy.
> -- #phy-cells: Defined when used as ISP phy, should be 0.
> -- power-domains: a phandle to mipi dsi power domain node.
> -- resets: list of phandle + reset specifier pairs, as described in [3].
> -- reset-names: string reset name, must be "apb".
> -
> -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
> -[2] Documentation/devicetree/bindings/media/video-interfaces.txt
> -[3] Documentation/devicetree/bindings/reset/reset.txt
> -
> -Example:
> - mipi_dsi: mipi at ff960000 {
> - #address-cells = <1>;
> - #size-cells = <0>;
> - compatible = "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi";
> - reg = <0xff960000 0x4000>;
> - interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&cru SCLK_MIPI_24M>, <&cru PCLK_MIPI_DSI0>;
> - clock-names = "ref", "pclk";
> - resets = <&cru SRST_MIPIDSI0>;
> - reset-names = "apb";
> - rockchip,grf = <&grf>;
> -
> - ports {
> - #address-cells = <1>;
> - #size-cells = <0>;
> -
> - mipi_in: port at 0 {
> - reg = <0>;
> - #address-cells = <1>;
> - #size-cells = <0>;
> -
> - mipi_in_vopb: endpoint at 0 {
> - reg = <0>;
> - remote-endpoint = <&vopb_out_mipi>;
> - };
> - mipi_in_vopl: endpoint at 1 {
> - reg = <1>;
> - remote-endpoint = <&vopl_out_mipi>;
> - };
> - };
> -
> - mipi_out: port at 1 {
> - reg = <1>;
> - #address-cells = <1>;
> - #size-cells = <0>;
> -
> - mipi_out_panel: endpoint {
> - remote-endpoint = <&panel_in_mipi>;
> - };
> - };
> - };
> -
> - panel {
> - compatible ="boe,tv080wum-nl0";
> - reg = <0>;
> -
> - enable-gpios = <&gpio7 3 GPIO_ACTIVE_HIGH>;
> - pinctrl-names = "default";
> - pinctrl-0 = <&lcd_en>;
> - backlight = <&backlight>;
> -
> - port {
> - panel_in_mipi: endpoint {
> - remote-endpoint = <&mipi_out_panel>;
> - };
> - };
> - };
> - };
> diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-mipi-dsi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-mipi-dsi.yaml
> new file mode 100644
> index 000000000..441e283b8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-mipi-dsi.yaml
> @@ -0,0 +1,173 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/rockchip/rockchip,dw-mipi-dsi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Rockchip specific extensions to the Synopsys Designware MIPI DSI
> +
> +maintainers:
> + - Sandy Huang <hjc at rock-chips.com>
> + - Heiko Stuebner <heiko at sntech.de>
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - rockchip,px30-mipi-dsi
> + - rockchip,rk3288-mipi-dsi
> + - rockchip,rk3399-mipi-dsi
> + - rockchip,rk3568-mipi-dsi
> + - const: snps,dw-mipi-dsi
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + minItems: 1
> + maxItems: 4
> +
> + clock-names:
> + oneOf:
> + - minItems: 2
> + items:
> + - const: ref
> + - const: pclk
> + - const: phy_cfg
> + - const: grf
> + - const: pclk
> +
> + clock-master:
> + type: boolean
> + description:
> + As described in the general dual-dsi devicetree binding the panel should
> + define two input ports and point each of them to one of the used
> + dsi-controllers, as well as declare one of them as clock-master.
Humm, dsi-controller.yaml defines this to be in a panel child node.
mipi-dsi-bus.txt shows it in the parent node like this. RK3399 is the
only in tree user of this, so perhaps dsi-controller.yaml should be
fixed. Then you can drop it from here.
> +
> + rockchip,grf:
> + $ref: /schemas/types.yaml#/definitions/phandle
> + description:
> + This SoC uses GRF regs to switch between vopl/vopb.
> +
> + phys:
> + maxItems: 1
> +
> + phy-names:
> + const: dphy
> +
> + "#phy-cells":
> + const: 0
> + description:
> + Defined when in use as ISP phy.
> +
> + power-domains:
> + maxItems: 1
> +
> + "#address-cells":
> + const: 1
> +
> + "#size-cells":
> + const: 0
> +
> +required:
> + - compatible
> + - clocks
> + - clock-names
> + - rockchip,grf
> +
> +allOf:
> + - $ref: ../bridge/snps,dw-mipi-dsi.yaml#
/schemas/display/bridge/...
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - rockchip,px30-mipi-dsi
> + - rockchip,rk3568-mipi-dsi
> +
> + then:
> + properties:
> + clocks:
> + maxItems: 1
> +
> + clock-names:
> + maxItems: 1
> +
> + required:
> + - phys
> + - phy-names
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: rockchip,rk3288-mipi-dsi
> +
> + then:
> + properties:
> + clocks:
> + maxItems: 2
> +
> + clock-names:
> + maxItems: 2
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: rockchip,rk3399-mipi-dsi
> +
> + then:
> + properties:
> + clocks:
> + minItems: 4
> +
> + clock-names:
> + minItems: 4
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/rk3288-cru.h>
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/interrupt-controller/irq.h>
> +
> + mipi_dsi: dsi at ff960000 {
> + compatible = "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi";
> + reg = <0xff960000 0x4000>;
> + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&cru SCLK_MIPIDSI_24M>, <&cru PCLK_MIPI_DSI0>;
> + clock-names = "ref", "pclk";
> + resets = <&cru SRST_MIPIDSI0>;
> + reset-names = "apb";
> + rockchip,grf = <&grf>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + mipi_in: port at 0 {
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + mipi_in_vopb: endpoint at 0 {
> + reg = <0>;
> + remote-endpoint = <&vopb_out_mipi>;
> + };
> + mipi_in_vopl: endpoint at 1 {
> + reg = <1>;
> + remote-endpoint = <&vopl_out_mipi>;
> + };
> + };
> +
> + mipi_out: port at 1 {
> + reg = <1>;
> +
> + mipi_out_panel: endpoint {
> + remote-endpoint = <&panel_in_mipi>;
> + };
> + };
> + };
> + };
> --
> 2.20.1
>
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