linux-kernel - Re: [PATCH 3/3] pinctrl: sx150x: handle missing 'advanced' reg in sx1504 and sx1505

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Date:   Fri, 2 Dec 2016 14:02:34 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Peter Rosin <peda@...ntia.se>
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] pinctrl: sx150x: handle missing 'advanced' reg in
 sx1504 and sx1505

On Fri, Dec 2, 2016 at 11:51 AM, Peter Rosin <peda@...ntia.se> wrote:

> This fixes a problem where sx150x_regmap_reg_width() returns 8 for the
> data register (reg 0) for sx1504 where it should return 4, and return
> a correct 8 for sx1505 but for the wrong reason (both chips lack the
> 'advanced' register). This is not a real problem, since nothing depends
> on the function returning 4 or 8, and certainly not if it is returning
> 8 for the wrong reason. But fix this to avoid nasty surprises down the
> line.
>
> Signed-off-by: Peter Rosin <peda@...ntia.se>

Patch applied.

Yours,
Linus Walleij