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List:       linux-gpio
Subject:    Re: [PATCH v2] pinctrl: armada-37xx: add suspend/resume support
From:       Linus Walleij <linus.walleij () linaro ! org>
Date:       2018-06-29 12:41:59
Message-ID: CACRpkdYjp53wi+-KxL5fgpijq-1Eoix4g91jLLVVaznvJKQezQ () mail ! gmail ! com
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On Tue, Jun 26, 2018 at 4:06 PM Miquel Raynal <miquel.raynal@bootlin.com> wrote:

> Add suspend/resume hooks in pinctrl driver to handle S2RAM operations.
>
> Beyond the traditional register save/restore operations, these hooks
> also keep the GPIOs used for both-edge IRQ synchronized between their
> level (low/high) and expected IRQ polarity (falling/rising edge).
>
> Since pinctrl is an infrastructure module, its resume should be issued
> prior to other IO drivers. The pinctrl PM operations are requested at
> early/late stages for this reason.
>
> Suggested-by: Ken Ma <make@marvell.com>
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>

Patch applied with Gregory's review tag.

Yours,
Linus Walleij
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