113 lines
2.9 KiB
YAML
113 lines
2.9 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/usb/qcom,usb-snps-eusb2-phy.yaml##
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Technologies, Inc. eUSB2 SNPS USB HSPHY
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maintainers:
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- Ronak Vijay Raheja <quic_rraheja@quicinc.com>
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properties:
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compatible:
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const: qcom,usb-snps-eusb2-phy
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reg:
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description: |
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Address and length of the register set for the device. Required regs are::
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- eusb2_phy_base:: the base register for the PHY
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- eud_detect_reg:: VIOCTL_EUD_DETECT register.
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Optional regs are::
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- eud_enable_reg:: register address to read eud enable/disable status.
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minItems: 2
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vdd-supply:
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description: phandle to the Vdd supply for HSPHY digital circuit operation
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vdda12-supply:
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description: phandle to the 1.2V supply for HSPHY digital circuit operation
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clocks:
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minItems: 1
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items:
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- description: RPMH_CXO_PAD_CLK clk
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- description: TCSR_USB2_CLKREF_EN clk
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clock-names:
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minItems: 1
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items:
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- const: ref_clk_src # required
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- const: ref_clk
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qcom,vdd-voltage-level:
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description: |
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This property must be a list of three integer values (no, min, max) where
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each value represents either a voltage in microvolts or a value
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corresponding to voltage corner.
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$ref: /schemas/types.yaml#/definitions/uint32-array
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resets:
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description: |
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Reset specifier pair consists of phandle for the reset controller and
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reset lines used by this controller.
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reset-names:
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description: |
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reset signal name strings sorted in the same order as the resets
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property.
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usb-repeater:
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description: |
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phandle to eUSB2 repeater which is used with eUSB2 HSPHY for USB
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functionality.
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qcom,param-override-seq:
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description: parameter override sequence with value, reg offset pair
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$ref: /schemas/types.yaml#/definitions/uint32-array
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dummy-supply:
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description: |
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phandle to eUSB2 repeater for enforcing probe ordering for eUSB2 repeater
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and eUSB2 PHY driver.
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required:
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- compatible
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- reg
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- vdd-supply
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- vdda12-supply
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- clocks
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- clock-names
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- qcom,vdd-voltage-level
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- resets
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- reset-names
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- usb-repeater
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/qcom,rpmh.h>
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#include <dt-bindings/clock/qcom,gcc-sun.h>
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#include <dt-bindings/clock/qcom,tcsrcc-sun.h>
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eusb2_phy: hsphy@ff4000 {
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compatible = "qcom,usb-snps-eusb2-phy";
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reg = <0x88e3000 0x154>,
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<0xc278000 0x4>;
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vdd-supply = <&pm_v8_l1>;
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qcom,vdd-voltage-level = <0 880000 880000>;
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vdda12-supply = <&pm_v8_l3>;
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clocks = <&rpmhcc RPMH_CXO_PAD_CLK>,
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<&tcsrcc TCSR_USB2_CLKREF_EN>;
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clock-names = "ref_clk_src", "ref_clk";
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resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>;
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reset-names = "phy_reset";
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usb-repeater = <&pm8550b_eusb2_repeater>;
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};
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...
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