linux-kernel - Re: [PATCH AUTOSEL 4.9 08/12] can: sja1000: Add Quirk for RZ/N1 SJA1000 CAN controller

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Message-ID: <20220813134403.GC24517@duo.ucw.cz>
Date:   Sat, 13 Aug 2022 15:44:03 +0200
From:   Pavel Machek <pavel@...x.de>
To:     Sasha Levin <sashal@...nel.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Biju Das <biju.das.jz@...renesas.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>, wg@...ndegger.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, mailhol.vincent@...adoo.fr,
        stefan.maetje@....eu, socketcan@...tkopp.net,
        linux-can@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 4.9 08/12] can: sja1000: Add Quirk for RZ/N1
 SJA1000 CAN controller

Hi!

> As per Chapter 6.5.16 of the RZ/N1 Peripheral Manual, The SJA1000
> CAN controller does not support Clock Divider Register compared to
> the reference Philips SJA1000 device.
> 
> This patch adds a device quirk to handle this difference.

I don't think this is suitable for stable (at least 5.10.X and older)
as we don't have user of the quirk queued up.

Best regards,
								Pavel
-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

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