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

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Date:   Tue, 13 Oct 2020 13:04:49 +0000
From:   Aisheng Dong <aisheng.dong@....com>
To:     Anson Huang <anson.huang@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>
CC:     Russell King <linux@...linux.org.uk>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        "oleksandr.suvorov@...adex.com" <oleksandr.suvorov@...adex.com>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        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>,
        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" 
        <prabhakar.mahadev-lad.rj@...renesas.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>,
        dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH V3 1/4] gpio: mxc: Support module build

Hi Shawn,

> From: Anson Huang <anson.huang@....com>
> Sent: Monday, October 12, 2020 7:36 PM
> 
> Hi, Shawn
> 
> > 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!
> >
> 
> Could you please help pick the rest patch of this series? Otherwise, the i.MX
> GPIO driver will NOT be enabled by default and it will block kernel boot.

This blocked a huge number of i.MX boards booting with latest linux-next kernel.
Would you help pick it ASAP?

Regards
Aisheng

> 
> Thanks,
> Anson