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Date: Fri, 15 Dec 2023 09:31:04 +0100
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Subject: Re: [PATCH 05/10] dt-bindings: phy: qcom,uniphy-pcie: Add ipq5332
 bindings
Content-Language: en-US
To: Praveenkumar I <quic_ipkumar@quicinc.com>, agross@kernel.org,
 andersson@kernel.org, konrad.dybcio@linaro.org, mturquette@baylibre.com,
 sboyd@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
 conor+dt@kernel.org, bhelgaas@google.com, lpieralisi@kernel.org,
 kw@linux.com, vkoul@kernel.org, kishon@kernel.org, mani@kernel.org,
 quic_nsekar@quicinc.com, quic_srichara@quicinc.com,
 linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
 linux-pci@vger.kernel.org, linux-phy@lists.infradead.org
Cc: quic_varada@quicinc.com, quic_devipriy@quicinc.com,
 quic_kathirav@quicinc.com, quic_anusha@quicinc.com
References: <20231214062847.2215542-1-quic_ipkumar@quicinc.com>
 <20231214062847.2215542-6-quic_ipkumar@quicinc.com>
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20231214062847.2215542-6-quic_ipkumar@quicinc.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit

On 14/12/2023 07:28, Praveenkumar I wrote:
> Qualcomm IPQ5332 has single-lane and dual-lane PCIe UNIPHY
> with Gen 3 support. This UNIPHY is similar to the one found
> on Qualcomm IPQ5018. Hence add the bindings in qcom,uniphy-pcie.
> 
> Clocks and resets are different for IPQ5332. Update the
> bindings to support both IPQ5018 and IPQ5332.
> 
> Signed-off-by: Praveenkumar I <quic_ipkumar@quicinc.com>
> ---
> This patch depends on the below series which adds PCIe support in
> Qualcomm IPQ5018
> https://lore.kernel.org/all/20231003120846.28626-1-quic_nsekar@quicinc.com/
> 
>  .../bindings/phy/qcom,uniphy-pcie-28lp.yaml   | 65 +++++++++++++++++--
>  1 file changed, 58 insertions(+), 7 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/phy/qcom,uniphy-pcie-28lp.yaml b/Documentation/devicetree/bindings/phy/qcom,uniphy-pcie-28lp.yaml
> index 6b2574f9532e..205eaec2291e 100644
> --- a/Documentation/devicetree/bindings/phy/qcom,uniphy-pcie-28lp.yaml
> +++ b/Documentation/devicetree/bindings/phy/qcom,uniphy-pcie-28lp.yaml
> @@ -20,19 +20,20 @@ properties:
>      maxItems: 1
>  
>    clocks:
> -    maxItems: 1
> +    minItems: 1
> +    maxItems: 4
>  
>    clock-names:
> -    items:
> -      - const: pipe_clk
> +    minItems: 1
> +    maxItems: 4
>  
>    resets:
> -    maxItems: 2
> +    minItems: 2
> +    maxItems: 3
>  
>    reset-names:
> -    items:
> -      - const: phy
> -      - const: phy_phy
> +    minItems: 2
> +    maxItems: 3
>  
>    "#phy-cells":
>      const: 0
> @@ -54,6 +55,56 @@ required:
>    - "#clock-cells"
>    - clock-output-names
>  
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,ipq5018-uniphy-pcie-gen2x1
> +              - qcom,ipq5018-uniphy-pcie-gen2x2
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 1

Drop

> +          maxItems: 1
> +        clock-names:
> +          items:
> +            - const: pipe_clk
> +        resets:
> +          minItems: 2

Drop

> +          maxItems: 2
> +        reset-name:

Typo

> +          items:
> +            - const: phy
> +            - const: phy_phy
> +
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,ipq5332-uniphy-pcie-gen3x1
> +              - qcom,ipq5332-uniphy-pcie-gen3x2

There are no such compatibles.

> +    then:
> +      properties:
> +        clocks:
> +          minItems: 4
> +          maxItems: 4
> +        clock-names:
> +          items:
> +            - const: pipe
> +            - const: lane_m
> +            - const: lane_s
> +            - const: phy_ahb
> +        resets:
> +          minItems: 2
> +          maxItems: 2

So where are three items?


> +        reset-name:

Typo

This patch is so confusing, it looks like it does not make any sense.

Best regards,
Krzysztof