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Diffstat (limited to 'Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml b/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml new file mode 100644 index 000000000000..ffa148b9eaa8 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/brcm,usb-pinmap.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom USB pin map Controller Device Tree Bindings + +maintainers: + - Al Cooper <alcooperx@gmail.com> + +properties: + compatible: + items: + - const: brcm,usb-pinmap + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + description: Interrupt for signals mirrored to out-gpios. + + in-gpios: + description: Array of one or two GPIO pins used for input signals. + + brcm,in-functions: + $ref: /schemas/types.yaml#/definitions/string-array + description: Array of input signal names, one per gpio in in-gpios. + + brcm,in-masks: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Array of enable and mask pairs, one per gpio in-gpios. + + out-gpios: + description: Array of one GPIO pin used for output signals. + + brcm,out-functions: + $ref: /schemas/types.yaml#/definitions/string-array + description: Array of output signal names, one per gpio in out-gpios. + + brcm,out-masks: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Array of enable, value, changed and clear masks, one + per gpio in out-gpios. + +required: + - compatible + - reg + +additionalProperties: false + +dependencies: + in-gpios: [ interrupts ] + +examples: + - | + usb_pinmap: usb-pinmap@22000d0 { + compatible = "brcm,usb-pinmap"; + reg = <0x22000d0 0x4>; + in-gpios = <&gpio 18 0>, <&gpio 19 0>; + brcm,in-functions = "VBUS", "PWRFLT"; + brcm,in-masks = <0x8000 0x40000 0x10000 0x80000>; + out-gpios = <&gpio 20 0>; + brcm,out-functions = "PWRON"; + brcm,out-masks = <0x20000 0x800000 0x400000 0x200000>; + interrupts = <0x0 0xb2 0x4>; + }; + +... |