linux-kernel - Re: [PATCH v2 2/5] dt-bindings: phy: Add ARTPEC-8 PCIe phy

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Message-ID: <20220608033040epcms2p5807e0bf6528ba9f6b24863e9f2244c84@epcms2p5>
Date:   Wed, 08 Jun 2022 12:30:40 +0900
From:   Wangseok Lee <wangseok.lee@...sung.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Wangseok Lee <wangseok.lee@...sung.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzk+dt@...nel.org" <krzk+dt@...nel.org>,
        "kishon@...com" <kishon@...com>,
        "vkoul@...nel.org" <vkoul@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jesper.nilsson@...s.com" <jesper.nilsson@...s.com>,
        "lars.persson@...s.com" <lars.persson@...s.com>
CC:     "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "linux-phy@...ts.infradead.org" <linux-phy@...ts.infradead.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "kw@...ux.com" <kw@...ux.com>,
        "linux-arm-kernel@...s.com" <linux-arm-kernel@...s.com>,
        "kernel@...s.com" <kernel@...s.com>,
        Moon-Ki Jun <moonki.jun@...sung.com>,
        Sang Min Kim <hypmean.kim@...sung.com>,
        Dongjin Yang <dj76.yang@...sung.com>,
        Yeeun Kim <yeeun119.kim@...sung.com>
Subject: Re: [PATCH v2 2/5] dt-bindings: phy: Add ARTPEC-8 PCIe phy

On 06/06/2022 19:16, Krzysztof Kozlowski wrote:
> On 03/06/2022 04:31, Wangseok Lee wrote:
>> Add description to support Axis, ARTPEC-8 SoC.
>> ARTPEC-8 is the SoC platform of Axis Communications
>> and PCIe phy is designed based on SAMSUNG PHY.
> 
> This does not look like wrapped in Linux commit style.
> https://protect2.fireeye.com/v1/url?k=c73ae309-a6470b4e-c73b6846-74fe485fff30-d00b7249c2c0a970&q=1&e=b8b33895-af3d-42ce-80ac-4835057078e7&u=https%3A%2F%2Felixir.bootlin.com%2Flinux%2Fv5.18-rc4%2Fsource%2FDocumentation%2Fprocess%2Fsubmitting-patches.rst%23L586
> 
 
Ok, i will fix it.
 
>> 
>> changes since v1 :
>> -'make dt_binding_check' result improvement
>> -Add the missing property list
>> -Align the indentation of continued lines/entries
>> 
>> Signed-off-by: Wangseok Lee <wangseok.lee@...sung.com>
>> ---
>>  .../bindings/phy/axis,artpec8-pcie-phy.yaml        | 70 ++++++++++++++++++++++
>>  1 file changed, 70 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/phy/axis,artpec8-pcie-phy.yaml
>> 
>> diff --git a/Documentation/devicetree/bindings/phy/axis,artpec8-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/axis,artpec8-pcie-phy.yaml
>> new file mode 100644
>> index 0000000..ab9766f
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/phy/axis,artpec8-pcie-phy.yaml
>> @@ -0,0 +1,70 @@
>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: https://protect2.fireeye.com/v1/url?k=8784225c-e6f9ca1b-8785a913-74fe485fff30-b4af51b9b3670f43&q=1&e=b8b33895-af3d-42ce-80ac-4835057078e7&u=http%3A%2F%2Fdevicetree.org%2Fschemas%2Fphy%2Faxis%2Cartpec8-pcie-phy.yaml%23
>> +$schema: https://protect2.fireeye.com/v1/url?k=f78efaf3-96f312b4-f78f71bc-74fe485fff30-583950d45c073877&q=1&e=b8b33895-af3d-42ce-80ac-4835057078e7&u=http%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23
>> +
>> +title: ARTPEC-8 SoC PCIe PHY Device Tree Bindings
> 
> Same comment as patch #1.
> 
 
I will remove 'Device Tree Bindings'.
 
>> +
>> +maintainers:
>> +  - Jesper Nilsson <jesper.nilsson@...s.com>
>> +
>> +properties:
>> +  compatible:
>> +    const: axis,artpec8-pcie-phy
>> +
>> +  reg:
>> +    items:
>> +      - description: PHY registers.
>> +      - description: PHY coding sublayer registers.
>> +
>> +  reg-names:
>> +    items:
>> +      - const: phy
>> +      - const: pcs
>> +
>> +  "#phy-cells":
>> +    const: 0
>> +
>> +  clocks:
>> +    items:
>> +      - description: PCIe PHY reference clock
>> +
>> +  clock-names:
>> +    items:
>> +      - const: ref_clk
> 
> Same comment as patch #1.
> 
 
Ok, remove _clk.
 
>> +
>> +  num-lanes:
>> +    const: 2
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - reg-names
>> +  - "#phy-cells"
>> +  - clocks
>> +  - clock-names
>> +  - num-lanes
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/interrupt-controller/irq.h>
>> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
>> +
>> +    artpec8 {
> 
> Same comment as patch #1.
> 
> 
 
Ok, modity to 'soc'.
 
>> +        #address-cells = <2>;
>> +        #size-cells = <2>;
>> +        pcie_phy: pcie-phy@...80000 {
>> +            compatible = "axis,artpec8-pcie-phy";
>> +            reg = <0x0 0x16c80000 0x0 0x2000>,
>> +                  <0x0 0x16c90000 0x0 0x1000>;
>> +            reg-names = "phy", "pcs";
>> +            #phy-cells = <0>;
>> +            clocks = <&clock_cmu_fsys 53>;
>> +            clock-names = "ref_clk";
>> +            num-lanes = <2>;
>> +        };
>> +    };
>> +...
> 
> 
> Best regards,
> Krzysztof

Thank you for kindness reivew.

Best regards,
Wangseok Lee