linux-kernel - Re: [PATCH 4/4] mmc: f-sdh30: Add compatible string for Socionext F_SDH30

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Date:   Wed, 9 Nov 2022 17:23:08 +0900
From:   Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
To:     Jassi Brar <jaswinder.singh@...aro.org>
Cc:     Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] mmc: f-sdh30: Add compatible string for Socionext
 F_SDH30_E51

Hi Jassi-san,

On 2022/11/09 1:03, Jassi Brar wrote:
> On Tue, 8 Nov 2022 at 02:25, Kunihiko Hayashi
> <hayashi.kunihiko@...ionext.com> wrote:
> ....
>> @@ -228,6 +229,7 @@ static int sdhci_f_sdh30_remove(struct platform_device
>> *pdev)
>>   #ifdef CONFIG_OF
>>   static const struct of_device_id f_sdh30_dt_ids[] = {
>>          { .compatible = "fujitsu,mb86s70-sdhci-3.0" },
>> +       { .compatible = "socionext,f-sdh30-e51-mmc" },
>>
> This also needs to be specified in the dt bindings, not just in the driver.
> And if this patchset is for the "e51-mmc" type controller, introduce
> the compatible first and apply the changes for that controller.

I understand.
I need to confirm if the extend operations in this patch depend on
new F_SDH30_E51 or common with original F_SDH30.


>> @@ -258,4 +260,5 @@ module_platform_driver(sdhci_f_sdh30_driver);
>>   MODULE_DESCRIPTION("F_SDH30 SD Card Controller driver");
>>   MODULE_LICENSE("GPL v2");
>>   MODULE_AUTHOR("FUJITSU SEMICONDUCTOR LTD.");
>> +MODULE_AUTHOR("Socionext Inc.");
>>
> Socionext now is what Fujitsu was when this code was written, so this
> addition seems ok.
> So may be add it as
>      MODULE_AUTHOR("FUJITSU SEMICONDUCTOR LTD., SOCIONEXT INC.");
Although I'm confused how to write this, I'll write it that way.

Thank you,

---
Best Regards
Kunihiko Hayashi