linux-kernel - Re: Aw: Re: [PATCH v3 3/7] dt-bindings: mmc: mtk-sd: add mt7986

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Date:   Mon, 24 Oct 2022 12:48:32 -0400
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Frank Wunderlich <frank-w@...lic-files.de>
Cc:     Frank Wunderlich <linux@...web.de>,
        linux-mediatek@...ts.infradead.org,
        Chaotian Jing <chaotian.jing@...iatek.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Wenbin Mei <wenbin.mei@...iatek.com>,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: Aw: Re: [PATCH v3 3/7] dt-bindings: mmc: mtk-sd: add mt7986

On 24/10/2022 10:55, Frank Wunderlich wrote:
> Hi
> 
>> Gesendet: Sonntag, 23. Oktober 2022 um 14:56 Uhr
>> Von: "Krzysztof Kozlowski" <krzysztof.kozlowski@...aro.org>
>> An: "Frank Wunderlich" <linux@...web.de>, linux-mediatek@...ts.infradead.org
>> Cc: "Frank Wunderlich" <frank-w@...lic-files.de>, "Chaotian Jing" <chaotian.jing@...iatek.com>, "Ulf Hansson" <ulf.hansson@...aro.org>, "Rob Herring" <robh+dt@...nel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>, "Matthias Brugger" <matthias.bgg@...il.com>, "Wenbin Mei" <wenbin.mei@...iatek.com>, linux-mmc@...r.kernel.org, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
>> Betreff: Re: [PATCH v3 3/7] dt-bindings: mmc: mtk-sd: add mt7986
>>
>> On 23/10/2022 05:12, Frank Wunderlich wrote:
>>> From: Frank Wunderlich <frank-w@...lic-files.de>
>>>
>>> Add SoC specific section for defining clock configuration.
>>>
>>> Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
>>
>>
>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> Hi,
> 
> got another config from mtk which requires changing binding a bit
> 
>                        clocks = <&topckgen CLK_TOP_EMMC_416M_SEL>,
>                                 <&infracfg CLK_INFRA_MSDC_HCK_CK>,
>                                 <&infracfg CLK_INFRA_MSDC_CK>,
>                                 <&infracfg CLK_INFRA_MSDC_133M_CK>,
>                                  <&infracfg CLK_INFRA_MSDC_66M_CK>;
>                        clock-names = "source", "hclk", "source_cg", "bus_clk",
>                                      "sys_cg";
> in binding:
> 
> +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.yaml
> @@ -241,15 +241,17 @@ allOf:
>            items:
>              - description: source clock
>              - description: HCLK which used for host
> -            - description: AXI bus clock gate
> -            - description: AHB bus clock gate
> +            - description: independent source clock gate
> +            - description: bus clock used for internal register access (required for MSDC0/3).
> +            - description: msdc subsys clock gate
>          clock-names:
>            minItems: 3
>            items:
>              - const: source
>              - const: hclk
> -            - const: axi_cg
> -            - const: ahb_cg
> +            - const: "source_cg"
> +            - const: "bus_clk"
> +            - const: "sys_cg"
> 
> will send an updated v4...old version was working but i should use the new one.
> 
> @Krzysztof can i take your RB here or should i leave it as Patch was changed?

Please drop my tag, so I will re-review it.

Thanks!

Best regards,
Krzysztof