RE: [PATCH 2/2] pinctrl: imx: Support building i.MX pinctrl driver as module
From: Aisheng Dong
Date: Mon Sep 07 2020 - 04:34:08 EST
> From: Anson Huang <Anson.Huang@xxxxxxx>
> 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.
> 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@xxxxxxx>
> ---
> 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
> + 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@xxxxxxxxxx>");
MODULE_AUTHOR("Dong Aisheng <aisheng.dong@xxxxxxx>");
Regards
Aisheng
> +MODULE_DESCRIPTION("NXP i.MX common pinctrl driver");
> +MODULE_LICENSE("GPL v2");
> --
> 2.7.4