linux-kernel - Re: [PATCH V3 1/4] gpio: mxc: Support module build

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Date:   Tue, 29 Sep 2020 15:05:14 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Anson Huang <Anson.Huang@....com>
Cc:     Russell King <linux@...linux.org.uk>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        oleksandr.suvorov@...adex.com, Peng Fan <peng.fan@....com>,
        Andreas Kemnade <andreas@...nade.info>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Olof Johansson <olof@...om.net>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        prabhakar.mahadev-lad.rj@...renesas.com,
        Dong Aisheng <aisheng.dong@....com>,
        Lubomir Rintel <lkundrak@...sk>, Joel Stanley <joel@....id.au>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Leo Li <leoyang.li@....com>, Vinod Koul <vkoul@...nel.org>,
        Michael Walle <michael@...le.cc>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        NXP Linux Team <Linux-imx@....com>
Subject: Re: [PATCH V3 1/4] gpio: mxc: Support module build

On Thu, Sep 17, 2020 at 7:40 AM Anson Huang <Anson.Huang@....com> wrote:

> Change config to tristate, add module device table, module author,
> description and license to support module build for i.MX GPIO driver.
>
> As this is a SoC GPIO module, it provides common functions for most
> of the peripheral devices, such as GPIO pins control, secondary
> interrupt controller for GPIO pins IRQ etc., without GPIO driver, most
> of the peripheral devices will NOT work properly, so GPIO module is
> similar with clock, pinctrl driver that should be loaded ONCE and
> never unloaded.
>
> Since MXC GPIO driver needs to have init function to register syscore
> ops once, here still use subsys_initcall(), NOT module_platform_driver().
>
> Signed-off-by: Anson Huang <Anson.Huang@....com>

This patch (1) applied to the GPIO tree.
Please apply the rest through the ARM SoC tree!

Yours,
Linus Walleij