linux-kernel - Re: [PATCH] ARM: bcm2835_defconfig: add minimal support for Raspberry Pi4

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Message-ID: <5eca1bbe77c8731f1eafd11a3bf0df25196d08d4.camel@suse.de>
Date:   Mon, 17 Feb 2020 21:18:34 +0100
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     Marek Szyprowski <m.szyprowski@...sung.com>,
        Stefan Wahren <stefan.wahren@...e.com>,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Florian Fainelli <f.fainelli@...il.com>
Subject: Re: [PATCH] ARM: bcm2835_defconfig: add minimal support for
 Raspberry Pi4

[ Adding Florian to the coversation ]

On Mon, 2020-02-17 at 13:22 +0100, Marek Szyprowski wrote:
> Hi Nicolas,
> On 14.02.2020 16:14, Nicolas Saenz Julienne wrote:
> > IMO bcm2711_defconfig if the last resort solution. I don't think you can
> > do bcm2835_lpae_defconfig as RPi and RPi2 SoCs don't support LPAE.
> 
> Okay, if you want I can send a patch adding bcm2711_defconfig.
> 
> > An intemediate solution is being discussed here:
> > https://lkml.org/lkml/2020/1/10/694
> 
> Right, I also agree that multi_v7_lpae_defconfig is needed. Best would 
> be to have both (bcm2711 for quick tests of board-dedicated kernel and 
> multi for distributions).

So I understand you'd be creating a new bcm2711_defconfig based on
bcm2835_defconfig plus whatever is needed. Sounds OK to me. It'd be nice to
have a small kernel config to do bisects with.

Any comments Florian, Stefan?

Regards,
Nicolas


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