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" + 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_DESCRIPTION("NXP i.MX common pinctrl driver"); +MODULE_LICENSE("GPL v2"); -- 2.7.4