From: Gene Chen <gene_chen@xxxxxxxxxxx> Add binding for Richtek RT1718s Signed-off-by: Gene Chen <gene_chen@xxxxxxxxxxx> --- .../devicetree/bindings/usb/richtek,rt1718s.yaml | 98 ++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/richtek,rt1718s.yaml diff --git a/Documentation/devicetree/bindings/usb/richtek,rt1718s.yaml b/Documentation/devicetree/bindings/usb/richtek,rt1718s.yaml new file mode 100644 index 00000000..7797fc6 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/richtek,rt1718s.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/usb/richtek,rt1718s.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Richtek RT1718S Type-C Port Switch and Power Delivery controller + +maintainers: + - Gene Chen <gene_chen@xxxxxxxxxxx> + +description: | + The RT1718S is a USB Type-C controller that complies with the latest + USB Type-C and PD standards. It does the USB Type-C detection including attach + and orientation. It integrates the physical layer of the USB BMC power + delivery protocol to allow up to 100W of power. The BMC PD block enables full + support for alternative interfaces of the Type-C specification. + +properties: + compatible: + enum: + - richtek,rt1718s + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + wakeup-source: + description: enable IRQ remote wakeup, see power/wakeup-source.txt + type: boolean + + connector: + type: object + $ref: ../connector/usb-connector.yaml# + description: + Properties for usb c connector. + +additionalProperties: false + +required: + - compatible + - reg + - connector + - interrupts + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/usb/pd.h> + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + rt1718s@43 { + compatible = "richtek,rt1718s"; + reg = <0x43>; + interrupts-extended = <&gpio26 3 IRQ_TYPE_LEVEL_LOW>; + wakeup-source; + + connector { + compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + power-role = "dual"; + try-power-role = "sink"; + source-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP)>; + sink-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP)>; + op-sink-microwatt = <10000000>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + endpoint { + remote-endpoint = <&usb_hs>; + }; + }; + port@1 { + reg = <1>; + endpoint { + remote-endpoint = <&usb_ss>; + }; + }; + port@2 { + reg = <2>; + endpoint { + remote-endpoint = <&dp_aux>; + }; + }; + }; + }; + }; + }; +... -- 2.7.4
