diff options
author | Samuel Holland <samuel@sholland.org> | 2022-02-14 06:01:15 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-17 16:21:57 +0100 |
commit | 71c16066a53f6ac7e925476070c4dbecfbeceee0 (patch) | |
tree | aa8ef820ca633c5db93b81276e6f776be528337e | |
parent | dt-bindings: vendor-prefixes: Add willsemi (diff) | |
download | linux-71c16066a53f6ac7e925476070c4dbecfbeceee0.tar.xz linux-71c16066a53f6ac7e925476070c4dbecfbeceee0.zip |
dt-bindings: usb: Add WUSB3801 Type-C Port Controller
Add devicetree support for the Will Semiconductor WUSB3801. This is a
basic non-PD Type-C port controller.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Link: https://lore.kernel.org/r/20220214050118.61015-3-samuel@sholland.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml b/Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml new file mode 100644 index 000000000000..c2b2243c7892 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/willsemi,wusb3801.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: WUSB3801 Type-C port controller DT bindings + +description: + The Will Semiconductor WUSB3801 is a USB Type-C port controller which + supports role and plug orientation detection using the CC pins. It is + compatible with the USB Type-C Cable and Connector Specification v1.2. + +maintainers: + - Samuel Holland <samuel@sholland.org> + +properties: + compatible: + enum: + - willsemi,wusb3801 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + connector: + type: object + $ref: ../connector/usb-connector.yaml# + description: + The managed USB Type-C connector. Since WUSB3801 does not support + Power Delivery, the node should have the "pd-disable" property. + + properties: + compatible: + const: usb-c-connector + + required: + - pd-disable + +required: + - compatible + - reg + - interrupts + - connector + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + tcpc@60 { + compatible = "willsemi,wusb3801"; + reg = <0x60>; + interrupt-parent = <&gpio0>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + + connector { + compatible = "usb-c-connector"; + label = "USB-C"; + vbus-supply = <&otg_switch>; + power-role = "dual"; + try-power-role = "sink"; + data-role = "dual"; + typec-power-opmode = "default"; + pd-disable; + }; + }; + }; |