linux-kernel - Re: [PATCH v5] gpio: winbond: add driver

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Message-ID: <4fe716b3-8ab0-c75f-297c-5c8e22d782f1@maciej.szmigiero.name>
Date:   Tue, 9 Jan 2018 14:57:46 +0100
From:   "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        William Breathitt Gray <vilhelm.gray@...il.com>,
        Jonathan Cameron <jic23@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-gpio@...r.kernel.org
Subject: Re: [PATCH v5] gpio: winbond: add driver

On 09.01.2018 14:53, Linus Walleij wrote:
> On Sat, Jan 6, 2018 at 12:46 AM, Maciej S. Szmigiero
> <mail@...iej.szmigiero.name> wrote:
> 
>> This commit adds GPIO driver for Winbond Super I/Os.
>>
>> Currently, only W83627UHG model (also known as Nuvoton NCT6627UD) is
>> supported but in the future a support for other Winbond models, too, can
>> be added to the driver.
>>
>> A module parameter "gpios" sets a bitmask of GPIO ports to enable (bit 0 is
>> GPIO1, bit 1 is GPIO2, etc.).
>> One should be careful which ports one tinkers with since some might be
>> managed by the firmware (for functions like powering on and off, sleeping,
>> BIOS recovery, etc.) and some of GPIO port pins are physically shared with
>> other devices included in the Super I/O chip.
>>
>> Signed-off-by: Maciej S. Szmigiero <mail@...iej.szmigiero.name>
> 
>> Changes from v4:
> 
> This v5 version applied, I also added Andy's review tag.
> 
> Good work!

Thanks!

> Yours,
> Linus Walleij

Best regards,
Maciej Szmigiero