linux-kernel - RE: [PATCH] mmc: renesas_sdhi: Fix HS400 on R-Car M3-W+

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Date:   Mon, 7 Jun 2021 01:08:44 +0000
From:   Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Ulf Hansson <ulf.hansson@...aro.org>
CC:     Takeshi Saito <takeshi.saito.xv@...esas.com>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "linux-renesas-soc@...r.kernel.org" 
        <linux-renesas-soc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] mmc: renesas_sdhi: Fix HS400 on R-Car M3-W+

Hi Geert-san,

> From: Geert Uytterhoeven, Sent: Friday, June 4, 2021 10:00 PM
> 
> R-Car M3-W ES3.0 is marketed as R-Car M3-W+ (R8A77961), and has its own
> compatible value "renesas,r8a77961".
> 
> Hence using soc_device_match() with soc_id = "r8a7796" and revision =
> "ES3.*" does not actually match running on an R-Car M3-W+ SoC.
> 
> Fix this by matching with soc_id = "r8a77961" instead.
> 
> Fixes: a38c078fea0b1393 ("mmc: renesas_sdhi: Avoid bad TAP in HS400")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>

Thank you for the patch!

Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>

Best regards,
Yoshihiro Shimoda