Re: [PATCH v12 3/9] dt-bindings: display: Add ingenic, jz4780-dw-hdmi DT Schema

Hi Nikolaus,

Le lun., janv. 31 2022 at 13:26:49 +0100, H. Nikolaus Schaller hns@goldelico.com a écrit :

From: Sam Ravnborg sam@ravnborg.org

Add DT bindings for the hdmi driver for the Ingenic JZ4780 SoC. Based on .txt binding from Zubair Lutfullah Kakakhel

Signed-off-by: Sam Ravnborg sam@ravnborg.org Signed-off-by: H. Nikolaus Schaller hns@goldelico.com Cc: Rob Herring robh@kernel.org Cc: devicetree@vger.kernel.org

---

.../display/bridge/ingenic,jz4780-hdmi.yaml | 83 +++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml new file mode 100644 index 0000000000000..5a2767308c0ab --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml @@ -0,0 +1,83 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/ingenic,jz4780-hdmi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml#

+title: Bindings for Ingenic JZ4780 HDMI Transmitter

+maintainers:

• • H. Nikolaus Schaller hns@goldelico.com

+description: |

• The HDMI Transmitter in the Ingenic JZ4780 is a Synopsys

DesignWare HDMI 1.4

• TX controller IP with accompanying PHY IP.

+allOf:

• • $ref: synopsys,dw-hdmi.yaml#

+properties:

• compatible:
• const: ingenic,jz4780-dw-hdmi
• reg-io-width:
• const: 4
• clocks:
• maxItems: 2
• ports:
• $ref: /schemas/graph.yaml#/properties/ports
• properties:

•  port@0:
  

•    $ref: /schemas/graph.yaml#/properties/port
  

•    description: Input from LCD controller output.
  

•  port@1:
  

•    $ref: /schemas/graph.yaml#/properties/port
  

•    description: Link to the HDMI connector.
  

+required:

• • compatible
• • clocks
• • clock-names
• • ports
• • reg-io-width

+unevaluatedProperties: false

+examples:

• • |
• #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
• hdmi: hdmi@10180000 {

•    compatible = "ingenic,jz4780-dw-hdmi";
  

•    reg = <0x10180000 0x8000>;
  

•    reg-io-width = <4>;
  

•    ddc-i2c-bus = <&i2c4>;
  

•    interrupt-parent = <&intc>;
  

•    interrupts = <3>;
  

•    clocks = <&cgu JZ4780_CLK_AHB0>, <&cgu JZ4780_CLK_HDMI>;
  

•    clock-names = "iahb", "isfr";
  

•    hdmi-5v-supply = <&hdmi_power>;
  

Where is this property defined?

Cheers, -Paul

•    ports {
  

•        #address-cells = <1>;
  

•        #size-cells = <0>;
  

•        hdmi_in: port@0 {
  

•            reg = <0>;
  

•            dw_hdmi_in: endpoint {
  

•                remote-endpoint = <&jz4780_lcd_out>;
  

•            };
  

•        };
  

•        hdmi_out: port@1 {
  

•            reg = <1>;
  

•            dw_hdmi_out: endpoint {
  

•                remote-endpoint = <&hdmi_con>;
  

•            };
  

•        };
  

•    };
  

• };

+...

2.33.0