Re: [PATCH v8 2/8] dt-bindings: phy: qcom,qmp-usb: Add IPQ9574 USB3 PHY

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On 21/04/2023 13:13, Varadarajan Narayanan wrote:
On Thu, Apr 06, 2023 at 09:42:31AM +0200, Krzysztof Kozlowski wrote:
On 05/04/2023 13:41, Varadarajan Narayanan wrote:
Add dt-bindings for USB3 PHY found on Qualcomm IPQ9574

Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx>
---
  Changes in v8:
	- Update clock names for ipq9574

  Changes in v6:
	- Made power-domains optional

Note: In the earlier patch sets, had used the (legacy)
specification available in qcom,msm8996-qmp-usb3-phy.yaml. Moved
to newer specification in qcom,sc8280xp-qmp-usb3-uni-phy.yaml
---
  .../phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml        | 43 +++++++++++++++++++---
  1 file changed, 37 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml
index 16fce10..e902a0d 100644
--- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml
@@ -16,6 +16,7 @@ description:
  properties:
    compatible:
      enum:
+      - qcom,ipq9574-qmp-usb3-phy
        - qcom,sc8280xp-qmp-usb3-uni-phy

    reg:
@@ -25,11 +26,7 @@ properties:
      maxItems: 4

    clock-names:
-    items:
-      - const: aux
-      - const: ref
-      - const: com_aux
-      - const: pipe
+    maxItems: 4

    power-domains:
      maxItems: 1
@@ -60,7 +57,6 @@ required:
    - reg
    - clocks
    - clock-names
-  - power-domains

Power domains are required. Commit msg does not explain why this should
be now optional.

Since IPQ9574 doesn't have power switches couldn't provide power-domains details.
So, had to make it optional to pass 'make dtbs_check'.

This should be a part of the commit message, so that the next developer understands your intentions without going to mail archives.


Thanks
Varada

Best regards,
Krzysztof


--
With best wishes
Dmitry




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