Apple Silicon uses Synopsys DesignWare dwc3 based USB controllers for their Type-C ports. Signed-off-by: Sven Peter <sven@xxxxxxxxxx> --- .../devicetree/bindings/usb/apple,dwc3.yaml | 82 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 83 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/apple,dwc3.yaml b/Documentation/devicetree/bindings/usb/apple,dwc3.yaml new file mode 100644 index 0000000000000000000000000000000000000000..dfea726a6c053ad0c8f3d973a95b45bbf1724234 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/apple,dwc3.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/apple,dwc3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple Silicon DWC3 USB controller + +maintainers: + - Sven Peter <sven@xxxxxxxxxxxxx> + +description: + Apple Silicon SoCs use a Synopsys DesignWare DWC3 based controller for each of + their Type-C ports. + + The common content of the node is defined in snps,dwc3.yaml. + +allOf: + - $ref: snps,dwc3.yaml# + +select: + properties: + compatible: + contains: + const: apple,t8103-dwc3 + required: + - compatible + +properties: + compatible: + oneOf: + - items: + - enum: + - apple,t6000-dwc3 + - apple,t6020-dwc3 + - apple,t8112-dwc3 + - const: apple,t8103-dwc3 + - const: snps,dwc3 + - items: + - const: apple,t8103-dwc3 + - const: snps,dwc3 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + iommus: + maxItems: 2 + + resets: + maxItems: 1 + + power-domains: + maxItems: 1 + +unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - iommus + - resets + - power-domains + +examples: + - | + #include <dt-bindings/interrupt-controller/apple-aic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + usb@82280000 { + compatible = "apple,t8103-dwc3", "snps,dwc3"; + reg = <0x82280000 0x10000>; + interrupts = <AIC_IRQ 777 IRQ_TYPE_LEVEL_HIGH>; + iommus = <&dwc3_0_dart_0 0>, <&dwc3_0_dart_1 1>; + + dr_mode = "otg"; + usb-role-switch; + role-switch-default-mode = "host"; + }; diff --git a/MAINTAINERS b/MAINTAINERS index fe168477caa45799dfe07de2f54de6d6a1ce0615..0e085cb0762f765958d67be61ae0d3d773503431 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2399,6 +2399,7 @@ F: Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml F: Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml F: Documentation/devicetree/bindings/spi/apple,spi.yaml F: Documentation/devicetree/bindings/spmi/apple,spmi.yaml +F: Documentation/devicetree/bindings/usb/apple,dwc3.yaml F: Documentation/devicetree/bindings/watchdog/apple,wdt.yaml F: arch/arm64/boot/dts/apple/ F: drivers/bluetooth/hci_bcm4377.c -- 2.34.1
