linux-kernel - Re: [PATCH v1 1/3] gpio: tegra: Use generic readl_relaxed/writel

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Message-ID: <b38cd167-4a61-4903-cf44-910dcb66f751@codethink.co.uk>
Date:   Thu, 19 Dec 2019 15:57:09 +0000
From:   Ben Dooks <ben.dooks@...ethink.co.uk>
To:     Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Dmitry Osipenko <digetx@...il.com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-gpio <linux-gpio@...r.kernel.org>,
        linux-tegra@...r.kernel.org, devel@...verdev.osuosl.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 1/3] gpio: tegra: Use generic
 readl_relaxed/writel_relaxed accessors

On 19/12/2019 11:01, Bartosz Golaszewski wrote:
> niedz., 15 gru 2019 o 19:31 Dmitry Osipenko <digetx@...il.com> napisał(a):
>>
>> There is no point in using old-style raw accessors, the generic accessors
>> do the same thing and also take into account CPU endianness. Tegra SoCs do
>> not support big-endian mode in the upstream kernel, but let's switch away
>> from the outdated things anyway, just to keep code up-to-date.

Good idea, I think I got most of the way to booting a tegra jetson board
with a big endian image a few years ago, but never got time to finish
the work.

-- 
Ben Dooks				http://www.codethink.co.uk/
Senior Engineer				Codethink - Providing Genius

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