linux-kernel - Re: [PATCH v2 1/5] gpio: syscon: allow fetching syscon from parent node

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Message-ID: <CACRpkdYsDiTWL8MkWCP55ZnB8xoxcDFDEuuqA=Ov=opi-kyc1w@mail.gmail.com>
Date:   Wed, 23 May 2018 10:08:15 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     djw@...hip.com.cn
Cc:     "open list:ARM/Rockchip SoC..." <linux-rockchip@...ts.infradead.org>,
        Wayne Chou <zxf@...hip.com.cn>,
        Heiko Stuebner <heiko@...ech.de>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/5] gpio: syscon: allow fetching syscon from parent node

On Fri, May 18, 2018 at 5:52 AM,  <djw@...hip.com.cn> wrote:

> From: Heiko Stuebner <heiko@...ech.de>
>
> Syscon nodes can be a simple-mfd and the syscon-users then be declared
> as children of this node. That way the parent-child structure can be
> better represented for devices that are fully embedded in the syscon.
>
> Therefore allow getting the syscon from the parent if neither
> a special compatible nor a gpio,syscon-dev property is defined.
>
> Signed-off-by: Heiko Stuebner <heiko@...ech.de>
> Signed-off-by: Levin Du <djw@...hip.com.cn>
> ---
>
> Changes in v2: None
> Changes in v1:
> - New: allow fetching syscon from parent node in gpio-syscon driver

Regardless of what happens with the rest of the patches this
looks sane and generally useful, so patch applied!

Yours,
Linus Walleij