Add the ITE bridge HDMI it66121 bindings.
Signed-off-by: Phong LE ple@baylibre.com --- .../bindings/display/bridge/ite,it66121.yaml | 98 +++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml
diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml new file mode 100644 index 000000000000..1717e880d130 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/ite,it66121.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ITE it66121 HDMI bridge Device Tree Bindings + +maintainers: + - Phong LE ple@baylibre.com + - Neil Armstrong narmstrong@baylibre.com + +description: | + The IT66121 is a high-performance and low-power single channel HDMI + transmitter, fully compliant with HDMI 1.3a, HDCP 1.2 and backward compatible + to DVI 1.0 specifications. + +properties: + compatible: + const: ite,it66121 + + reg: + maxItems: 1 + description: base I2C address of the device + + reset-gpios: + maxItems: 1 + description: GPIO connected to active low reset + + vrf12-supply: + maxItems: 1 + description: Regulator for 1.2V analog core power. + + vcn33-supply: + maxItems: 1 + description: Regulator for 3.3V digital core power. + + vcn18-supply: + maxItems: 1 + description: Regulator for 1.8V IO core power. + + interrupts: + maxItems: 1 + + pclk-dual-edge: + maxItems: 1 + description: enable pclk dual edge mode. + + port: + type: object + + properties: + endpoint: + type: object + description: | + Input endpoints of the bridge. + + required: + - endpoint + +required: + - compatible + - reg + - reset-gpios + - vrf12-supply + - vcn33-supply + - vcn18-supply + - interrupts + - port + +additionalProperties: false + +examples: + - | + i2c6 { + #address-cells = <1>; + #size-cells = <0>; + + it66121hdmitx: it66121hdmitx@4c { + compatible = "ite,it66121"; + pinctrl-names = "default"; + pinctrl-0 = <&ite_pins_default>; + vcn33-supply = <&mt6358_vcn33_wifi_reg>; + vcn18-supply = <&mt6358_vcn18_reg>; + vrf12-supply = <&mt6358_vrf12_reg>; + reset-gpios = <&pio 160 1 /* GPIO_ACTIVE_LOW */>; + interrupt-parent = <&pio>; + interrupts = <4 8 /* IRQ_TYPE_LEVEL_LOW */>; + reg = <0x4c>; + pclk-dual-edge; + + port { + it66121_in: endpoint { + remote-endpoint = <&display_out>; + }; + }; + }; + };