On Sun, Jul 04, 2021 at 02:32:25PM +0530, Jagan Teki wrote:
> Samsung MIPI DSIM bridge can also be found in i.MX8MM SoC.
>
> Add dt-bingings for it.
>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
> ---
> .../display/bridge/samsung,mipi-dsim.yaml | 84 ++++++++++++++++++-
> 1 file changed, 83 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml b/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
> index b2970734ffd7..bd12d5706291 100644
> --- a/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
> @@ -26,6 +26,7 @@ properties:
> - samsung,exynos5410-mipi-dsi
> - samsung,exynos5422-mipi-dsi
> - samsung,exynos5433-mipi-dsi
> + - fsl,imx8mm-mipi-dsim
>
> reg:
> maxItems: 1
> @@ -39,6 +40,10 @@ properties:
> '#size-cells':
> const: 0
>
> + assigned-clock-parents: true
> + assigned-clock-rates: true
> + assigned-clocks: true
You don't need these. They are always allowed if 'clocks' is present.
> +
> clocks:
> minItems: 2
> maxItems: 5
> @@ -102,7 +107,7 @@ properties:
> properties:
> endpoint@0:
> $ref: /schemas/graph.yaml#/properties/endpoint
> - description: sub-node describing the input from MIC
> + description: sub-node describing the input from MIC or LCDIF
>
> unevaluatedProperties: false
>
> @@ -128,6 +133,30 @@ required:
>
> allOf:
> - $ref: ../dsi-controller.yaml#
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: fsl,imx8mm-mipi-dsim
> +
> + then:
> + properties:
> + clocks:
> + minItems: 2
> +
> + clock-names:
> + items:
> + - const: bus_clk
> + - const: sclk_mipi
> +
> + ports:
> + required:
> + - port@0
> + - port@1
> +
> + required:
> + - ports
> +
> - if:
> properties:
> compatible:
> @@ -221,6 +250,59 @@ additionalProperties:
> type: object
>
> examples:
> + - |
> + #include <dt-bindings/clock/imx8mm-clock.h>
> + #include <dt-bindings/power/imx8mm-power.h>
> + #include <dt-bindings/gpio/gpio.h>
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> + dsi@32e10000 {
> + compatible = "fsl,imx8mm-mipi-dsim";
> + reg = <0x32e10000 0x400>;
> + clocks = <&clk IMX8MM_CLK_DSI_CORE>,
> + <&clk IMX8MM_CLK_DSI_PHY_REF>;
> + clock-names = "bus_clk", "sclk_mipi";
> + assigned-clocks = <&clk IMX8MM_CLK_DSI_CORE>,
> + <&clk IMX8MM_VIDEO_PLL1_OUT>,
> + <&clk IMX8MM_CLK_DSI_PHY_REF>;
> + assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_266M>,
> + <&clk IMX8MM_VIDEO_PLL1_BYPASS>,
> + <&clk IMX8MM_VIDEO_PLL1_OUT>;
> + assigned-clock-rates = <266000000>, <594000000>, <27000000>;
> + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
> + phys = <&mipi_phy 0>;
> + phy-names = "dsim";
> + power-domains = <&dispmix_blk_ctl IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_DSI>;
> + samsung,burst-clock-frequency = <891000000>;
> + samsung,esc-clock-frequency = <54000000>;
> + samsung,pll-clock-frequency = <27000000>;
> + status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + dsi_in_lcdif: endpoint@0 {
> + reg = <0>;
> + remote-endpoint = <&lcdif_out_dsi>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + dsi_out_panel: endpoint {
> + remote-endpoint = <&panel_in_dsi>;
> + };
> + };
> + };
> + };
> +
> - |
> #include <dt-bindings/clock/exynos5433.h>
> #include <dt-bindings/gpio/gpio.h>
> --
> 2.25.1
>
>
