Re: [PATCH v17 3/4] dt-bindings: msm: dsi: add yaml schemas for DSI PHY bindings

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On Fri 21 May 05:27 CDT 2021, Krishna Manikandan wrote:

> Add YAML schema for the device tree bindings for DSI PHY.
> 
> Signed-off-by: Krishna Manikandan <mkrishn@xxxxxxxxxxxxxx>
> 
> Changes in v1:
>    - Merge dsi-phy.yaml and dsi-phy-10nm.yaml (Stephen Boyd)
>    - Remove qcom,dsi-phy-regulator-ldo-mode (Stephen Boyd)
>    - Add clock cells properly (Stephen Boyd)
>    - Remove unnecessary decription from clock names (Stephen Boyd)
>    - Add pin names for the supply entries for 10nm phy which is
>      used in sc7180 and sdm845 (Stephen Boyd)
>    - Remove unused header files from examples (Stephen Boyd)
>    - Drop labels for display nodes and correct node name (Stephen Boyd)
> 
> Changes in v2:
>    - Drop maxItems for clock (Stephen Boyd)
>    - Add vdds supply pin information for sdm845 (Stephen Boyd)
>    - Add examples for 14nm, 20nm and 28nm phy yaml files (Stephen Boyd)
>    - Keep child nodes directly under soc node (Stephen Boyd)
> 
> Changes in v3:
>    - Use a separate yaml file to describe the common properties
>      for all the dsi phy versions (Stephen Boyd)
>    - Remove soc from examples (Stephen Boyd)
>    - Add description for register property
> 
> Changes in v4:
>    - Modify the title for all the phy versions (Stephen Boyd)
>    - Drop description for all the phy versions (Stephen Boyd)
>    - Modify the description for register property (Stephen Boyd)
> 
> Changes in v5:
>    - Remove unused properties from common dsi phy file
>    - Add clock-cells and phy-cells to required property
>      list (Stephen Boyd)
> 
> Changes in v6:
>    - Add proper compatible string in example
> ---
>  .../bindings/display/msm/dsi-phy-10nm.yaml         | 68 +++++++++++++++++++++
>  .../bindings/display/msm/dsi-phy-14nm.yaml         | 66 ++++++++++++++++++++
>  .../bindings/display/msm/dsi-phy-20nm.yaml         | 71 ++++++++++++++++++++++
>  .../bindings/display/msm/dsi-phy-28nm.yaml         | 68 +++++++++++++++++++++
>  .../bindings/display/msm/dsi-phy-common.yaml       | 40 ++++++++++++
>  5 files changed, 313 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/msm/dsi-phy-10nm.yaml
>  create mode 100644 Documentation/devicetree/bindings/display/msm/dsi-phy-14nm.yaml
>  create mode 100644 Documentation/devicetree/bindings/display/msm/dsi-phy-20nm.yaml
>  create mode 100644 Documentation/devicetree/bindings/display/msm/dsi-phy-28nm.yaml
>  create mode 100644 Documentation/devicetree/bindings/display/msm/dsi-phy-common.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/msm/dsi-phy-10nm.yaml b/Documentation/devicetree/bindings/display/msm/dsi-phy-10nm.yaml
> new file mode 100644
> index 0000000..4a26bef
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/msm/dsi-phy-10nm.yaml
> @@ -0,0 +1,68 @@
> +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/msm/dsi-phy-10nm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Display DSI 10nm PHY
> +
> +maintainers:
> +  - Krishna Manikandan <mkrishn@xxxxxxxxxxxxxx>
> +
> +allOf:
> +  - $ref: dsi-phy-common.yaml#
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: qcom,dsi-phy-10nm
> +      - const: 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

"Reference to the 0.9V supply for the PLL." would have been sufficient.

But overall I think the patch looks good.

Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Regards,
Bjorn



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