linux-kernel - Re: [RFC PATCH] memory: renesas-rpc-if: Correct QSPI data transfer in Manual mode

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Message-ID: <YicSCZfl4wLUzvEJ@shikoro>
Date:   Tue, 8 Mar 2022 09:21:29 +0100
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Duc Nguyen <duc.nguyen.ub@...esas.com>,
        Sergey Shtylyov <s.shtylyov@....ru>,
        "Lad, Prabhakar" <prabhakar.mahadev-lad.rj@...renesas.com>,
        Andrew Gabbasov <andrew_gabbasov@...tor.com>
Subject: Re: [RFC PATCH] memory: renesas-rpc-if: Correct QSPI data transfer
 in Manual mode


> Wolfram: which platform did you use for QSPI testing, so I don't
> break that again?

I did my refactoring using an Eagle board and once this worked, I
enabled QSPI on Falcon. All remotely. Condor was another candidate but
it was broken in the lab at that time.

>     Without that (e.g. old H3 R-Car ES1.0), it crashes with an

Frankly, I wouldn't trust ES1.0 as a reliable source for QSPI. Could you
start with the newest Gen3 board you have and then go to previous ones?


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