diff mbox series

[v5,05/10] dt-bindings: display: bridge: Add MHDP HDMI for i.MX8MQ

Message ID ee28481b28a8a38109b109956e9502221b5c97b3.1669620155.git.Sandor.yu@nxp.com
State Changes Requested
Headers show
Series Initial support for Cadence MHDP(HDMI/DP) for i.MX8MQ | expand

Commit Message

Sandor Yu Nov. 28, 2022, 7:36 a.m. UTC
Add bindings for i.MX8MQ MHDP HDMI.

Signed-off-by: Sandor Yu <Sandor.yu@nxp.com>
---
 .../display/bridge/cdns,mhdp-imx8mq-hdmi.yaml | 102 ++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml

Comments

Rob Herring (Arm) Dec. 1, 2022, 11:09 p.m. UTC | #1
On Mon, Nov 28, 2022 at 03:36:13PM +0800, Sandor Yu wrote:
> Add bindings for i.MX8MQ MHDP HDMI.
> 
> Signed-off-by: Sandor Yu <Sandor.yu@nxp.com>
> ---
>  .../display/bridge/cdns,mhdp-imx8mq-hdmi.yaml | 102 ++++++++++++++++++
>  1 file changed, 102 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
> new file mode 100644
> index 000000000000..cca6954a84ff
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
> @@ -0,0 +1,102 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Cadence MHDP HDMI bridge
> +
> +maintainers:
> +  - Sandor Yu <Sandor.yu@nxp.com>
> +
> +description:
> +  The Cadence MHDP TX HDMI interface.

What's the difference between this block and the DP block? The binding 
looks the same other than compatible, so can they be combined?

> +
> +properties:
> +  compatible:
> +    enum:
> +      - cdns,mhdp-imx8mq-hdmi

Same comment here on naming.

> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +    description: MHDP HDMI APB clock.
> +
> +  phys:
> +    maxItems: 1
> +
> +  interrupts:
> +    items:
> +      - description: Hotplug cable plugin.
> +      - description: Hotplug cable plugout.
> +
> +  interrupt-names:
> +    items:
> +      - const: plug_in
> +      - const: plug_out
> +
> +  ports:
> +    $ref: /schemas/graph.yaml#/properties/ports
> +
> +    properties:
> +      port@0:
> +        $ref: /schemas/graph.yaml#/properties/port
> +        description:
> +          Input port from display controller output.
> +
> +      port@1:
> +        $ref: /schemas/graph.yaml#/properties/port
> +        description:
> +          Output port to HDMI connector.
> +
> +    required:
> +      - port@0
> +      - port@1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - interrupts
> +  - interrupt-names
> +  - phys
> +  - ports
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/imx8mq-clock.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    mhdp_hdmi: hdmi-bridge@32c00000 {
> +        compatible = "cdns,mhdp-imx8mq-hdmi";
> +        reg = <0x32c00000 0x100000>;
> +        interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
> +        interrupt-names = "plug_in", "plug_out";
> +        clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>;
> +        phys = <&hdmi_phy>;
> +
> +        ports {
> +            #address-cells = <1>;
> +            #size-cells = <0>;
> +
> +            port@0 {
> +                reg = <0>;
> +
> +                mhdp_in: endpoint {
> +                    remote-endpoint = <&dcss_out>;
> +                };
> +            };
> +
> +            port@1 {
> +                reg = <1>;
> +
> +                mhdp_out: endpoint {
> +                    remote-endpoint = <&hdmi_con>;
> +                };
> +            };
> +        };
> +    };
> -- 
> 2.34.1
> 
>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
new file mode 100644
index 000000000000..cca6954a84ff
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
@@ -0,0 +1,102 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cadence MHDP HDMI bridge
+
+maintainers:
+  - Sandor Yu <Sandor.yu@nxp.com>
+
+description:
+  The Cadence MHDP TX HDMI interface.
+
+properties:
+  compatible:
+    enum:
+      - cdns,mhdp-imx8mq-hdmi
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+    description: MHDP HDMI APB clock.
+
+  phys:
+    maxItems: 1
+
+  interrupts:
+    items:
+      - description: Hotplug cable plugin.
+      - description: Hotplug cable plugout.
+
+  interrupt-names:
+    items:
+      - const: plug_in
+      - const: plug_out
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description:
+          Input port from display controller output.
+
+      port@1:
+        $ref: /schemas/graph.yaml#/properties/port
+        description:
+          Output port to HDMI connector.
+
+    required:
+      - port@0
+      - port@1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - interrupts
+  - interrupt-names
+  - phys
+  - ports
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/imx8mq-clock.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    mhdp_hdmi: hdmi-bridge@32c00000 {
+        compatible = "cdns,mhdp-imx8mq-hdmi";
+        reg = <0x32c00000 0x100000>;
+        interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-names = "plug_in", "plug_out";
+        clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>;
+        phys = <&hdmi_phy>;
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port@0 {
+                reg = <0>;
+
+                mhdp_in: endpoint {
+                    remote-endpoint = <&dcss_out>;
+                };
+            };
+
+            port@1 {
+                reg = <1>;
+
+                mhdp_out: endpoint {
+                    remote-endpoint = <&hdmi_con>;
+                };
+            };
+        };
+    };