From: "nikita.shubin@maquefel.me" <nikita.shubin@maquefel.me>
To: Hartley Sweeten <hartleys@visionengravers.com>,
Alexander Sverdlin <alexander.sverdlin@gmail.com>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
"bgolaszewski@baylibre.com" <bgolaszewski@baylibre.com>
Subject: Re: RFC Need advice on reworking gpio-ep93xx.c to DT support
Date: Mon, 22 Mar 2021 19:48:47 +0300 [thread overview]
Message-ID: <36281616430257@mail.yandex.ru> (raw)
In-Reply-To: BYAPR01MB5621066B411F68EF840B8417D0659@BYAPR01MB5621.prod.exchangelabs.com
Dear Alexander and Hartley.
22.03.2021, 19:14, "Hartley Sweeten" <hartleys@visionengravers.com>:
> On Monday, March 22, 2021 9:00 AM, Alexander Sverdlin wrote:
>> On Mon, 2021-03-22 at 15:43 +0000, Hartley Sweeten wrote:
>>> Note that the GPIO banks are registered a bit goofy, Ports C and F are
>>> not in order. They have been that way since the original Cirrus "crater"
>>> code base. If I remember correctly this was somewhere back in the 2.6.x
>>> kernel. Please make sure the GPIO numbers stay the same so that any
>>> userspace code does not break.
>
>> I'm sceptical about this DT convertion.
>
> I'm in the same boat. One of the reasons I have not tried to convert it...
I find this a bit confusing, so you think ep93xx shouldn't be touched at all ?
AFAIK the question is reworking to DT or it will be dropped eventually:
https://lore.kernel.org/lkml/CAK8P3a2VW8T+yYUG1pn1yR-5eU4jJXe1+M_ot6DAvfr2KyXCzQ@mail.gmail.com/
next prev parent reply other threads:[~2021-03-22 16:49 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-22 12:19 RFC Need advice on reworking gpio-ep93xx.c to DT support nikita.shubin
2021-03-22 12:25 ` Linus Walleij
2021-03-22 15:43 ` Hartley Sweeten
2021-03-22 15:59 ` Alexander Sverdlin
2021-03-22 16:14 ` Hartley Sweeten
2021-03-22 16:48 ` nikita.shubin [this message]
2021-03-22 17:00 ` Alexander Sverdlin
2021-03-22 22:31 ` Arnd Bergmann
2021-03-23 6:57 ` Alexander Sverdlin
2021-03-23 8:45 ` Arnd Bergmann
2021-05-25 8:44 ` Geert Uytterhoeven
2021-03-23 8:21 ` Linus Walleij
2021-03-22 16:20 ` nikita.shubin
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