Documentation/devicetree/bindings/phy/qcom,dsi-phy-10nm.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/phy/qcom,dsi-phy-10nm.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/phy/qcom,dsi-phy-10nm.yaml
Extension
.yaml
Size
2791 bytes
Lines
102
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

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Annotated Snippet

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/qcom,dsi-phy-10nm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Display DSI 10nm PHY

maintainers:
  - Krishna Manikandan <quic_mkrishn@quicinc.com>

allOf:
  - $ref: qcom,dsi-phy-common.yaml#

properties:
  compatible:
    enum:
      - qcom,dsi-phy-10nm
      - qcom,dsi-phy-10nm-8998

  reg:
    items:
      - description: dsi phy register set
      - description: dsi phy lane register set
      - description: dsi pll register set

  reg-names:
    items:
      - const: dsi_phy
      - const: dsi_phy_lane
      - const: dsi_pll

  vdds-supply:
    description: |
      Connected to DSI0_MIPI_DSI_PLL_VDDA0P9 pin for sc7180 target and
      connected to VDDA_MIPI_DSI_0_PLL_0P9 pin for sdm845 target

  qcom,phy-rescode-offset-top:
    $ref: /schemas/types.yaml#/definitions/int8-array
    maxItems: 5
    description:
      Integer array of offset for pull-up legs rescode for all five lanes.
      To offset the drive strength from the calibrated value in an increasing
      manner, -32 is the weakest and +31 is the strongest.
    items:
      minimum: -32
      maximum: 31

  qcom,phy-rescode-offset-bot:
    $ref: /schemas/types.yaml#/definitions/int8-array
    maxItems: 5
    description:
      Integer array of offset for pull-down legs rescode for all five lanes.
      To offset the drive strength from the calibrated value in a decreasing
      manner, -32 is the weakest and +31 is the strongest.
    items:
      minimum: -32
      maximum: 31

  qcom,phy-drive-ldo-level:
    $ref: /schemas/types.yaml#/definitions/uint32
    description:
      The PHY LDO has an amplitude tuning feature to adjust the LDO output
      for the HSTX drive. Use supported levels (mV) to offset the drive level
      from the default value.
    enum: [ 375, 400, 425, 450, 475, 500 ]

required:
  - compatible
  - reg

Annotation

Implementation Notes