Hi Nikolaus,
Le mar., nov. 23 2021 at 19:13:56 +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
We also add generic ddc-i2c-bus to synopsys,dw-hdmi.yaml
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 | 76 +++++++++++++++++++ .../display/bridge/synopsys,dw-hdmi.yaml | 3 + 2 files changed, 79 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..190ca4521b1d0 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bridge/ingenic,jz4780-hdmi.yaml# +$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: bridge/synopsys,dw-hdmi.yaml#
+properties:
- compatible:
- const: ingenic,jz4780-dw-hdmi
- reg-io-width:
- const: 4
- clocks:
- maxItems: 2
- hdmi-5v-supply:
- description: Optional regulator to provide +5V at the connector
- ports:
- $ref: /schemas/graph.yaml#/properties/ports
+required:
- compatible
- clocks
- clock-names
- ports
- reg-io-width
+unevaluatedPropertes: false
+examples:
- |
- #include <dt-bindings/clock/jz4780-cgu.h>
This include was moved in 5.16-rc1 to <dt-bindings/clock/ingenic,jz4780-cgu.h>.
Cheers, -Paul
- 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";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>;};};};- };
+... diff --git a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml index 9be44a682e67a..9cbeabaee0968 100644
a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml +++ b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml @@ -50,6 +50,9 @@ properties: interrupts: maxItems: 1
- ddc-i2c-bus:
- description: An I2C interface if the internal DDC I2C driver is
not to be used
additionalProperties: true
...
2.33.0