linux-kernel - RE: [PATCH 2/2] pinctrl: imx: Support building i.MX pinctrl driver as module

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Date:   Mon, 7 Sep 2020 08:35:52 +0000
From:   Anson Huang <anson.huang@....com>
To:     Aisheng Dong <aisheng.dong@....com>,
        "festevam@...il.com" <festevam@...il.com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "stefan@...er.ch" <stefan@...er.ch>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH 2/2] pinctrl: imx: Support building i.MX pinctrl driver as
 module



> Subject: RE: [PATCH 2/2] pinctrl: imx: Support building i.MX pinctrl driver as
> module
> 
> > From: Anson Huang <Anson.Huang@....com>
> > Sent: Thursday, July 16, 2020 11:07 PM
> > Subject: [PATCH 2/2] pinctrl: imx: Support building i.MX pinctrl
> > driver as module
> >
> 
> S/pinctrl driver/pinctrl core driver
> 
> This also applies for Patch 1/2.

OK

> 
> > Change PINCTRL_IMX to tristate to support loadable module build.
> >
> > And i.MX common pinctrl driver should depend on CONFIG_OF to make sure
> > no build error when i.MX common pinctrl driver is enabled for
> > different architectures without CONFIG_OF.
> >
> > Also add module author, description and license.
> >
> > Signed-off-by: Anson Huang <Anson.Huang@....com>
> > ---
> >  drivers/pinctrl/freescale/Kconfig       | 3 ++-
> >  drivers/pinctrl/freescale/pinctrl-imx.c | 5 +++++
> >  2 files changed, 7 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/pinctrl/freescale/Kconfig
> > b/drivers/pinctrl/freescale/Kconfig
> > index 570355c..922ae4b 100644
> > --- a/drivers/pinctrl/freescale/Kconfig
> > +++ b/drivers/pinctrl/freescale/Kconfig
> > @@ -1,6 +1,7 @@
> >  # SPDX-License-Identifier: GPL-2.0-only  config PINCTRL_IMX
> > -	bool
> > +	tristate "IMX pinctrl driver"
> 
> IMX pinctrl core driver

OK

> 
> > +	depends on OF
> >  	select GENERIC_PINCTRL_GROUPS
> >  	select GENERIC_PINMUX_FUNCTIONS
> >  	select GENERIC_PINCONF
> > diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c
> > b/drivers/pinctrl/freescale/pinctrl-imx.c
> > index b80c450..3eaafb6 100644
> > --- a/drivers/pinctrl/freescale/pinctrl-imx.c
> > +++ b/drivers/pinctrl/freescale/pinctrl-imx.c
> > @@ -11,6 +11,7 @@
> >  #include <linux/init.h>
> >  #include <linux/io.h>
> >  #include <linux/mfd/syscon.h>
> > +#include <linux/module.h>
> >  #include <linux/of.h>
> >  #include <linux/of_device.h>
> >  #include <linux/of_address.h>
> > @@ -898,3 +899,7 @@ const struct dev_pm_ops imx_pinctrl_pm_ops = {
> >  					imx_pinctrl_resume)
> >  };
> >  EXPORT_SYMBOL_GPL(imx_pinctrl_pm_ops);
> > +
> > +MODULE_AUTHOR("Linus Walleij <linus.walleij@...aro.org>");
> 
> MODULE_AUTHOR("Dong Aisheng <aisheng.dong@....com>");
> 

OK.

Anson