[PATCH 4/8] pinctrl: imx8mq: Support building as module

[Anson Huang <Anson.Huang@xxxxxxx>]

Support building i.MX8MQ pinctrl driver as module.

Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
 drivers/pinctrl/freescale/Kconfig          | 2 +-
 drivers/pinctrl/freescale/pinctrl-imx8mq.c | 9 ++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/pinctrl/freescale/Kconfig b/drivers/pinctrl/freescale/Kconfig
index b909719..df77e752 100644
--- a/drivers/pinctrl/freescale/Kconfig
+++ b/drivers/pinctrl/freescale/Kconfig
@@ -145,7 +145,7 @@ config PINCTRL_IMX8MP
 	  Say Y here to enable the imx8mp pinctrl driver
 
 config PINCTRL_IMX8MQ
-	bool "IMX8MQ pinctrl driver"
+	tristate "IMX8MQ pinctrl driver"
 	depends on ARCH_MXC
 	select PINCTRL_IMX
 	help
diff --git a/drivers/pinctrl/freescale/pinctrl-imx8mq.c b/drivers/pinctrl/freescale/pinctrl-imx8mq.c
index 50aa1c0..db5b41a 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx8mq.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx8mq.c
@@ -8,6 +8,7 @@
 #include <linux/err.h>
 #include <linux/init.h>
 #include <linux/io.h>
+#include <linux/module.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/pinctrl/pinctrl.h>
@@ -329,6 +330,7 @@ static const struct of_device_id imx8mq_pinctrl_of_match[] = {
 	{ .compatible = "fsl,imx8mq-iomuxc", .data = &imx8mq_pinctrl_info, },
 	{ /* sentinel */ }
 };
+MODULE_DEVICE_TABLE(of, imx8mq_pinctrl_of_match);
 
 static int imx8mq_pinctrl_probe(struct platform_device *pdev)
 {
@@ -345,8 +347,5 @@ static struct platform_driver imx8mq_pinctrl_driver = {
 	.probe = imx8mq_pinctrl_probe,
 };
 
-static int __init imx8mq_pinctrl_init(void)
-{
-	return platform_driver_register(&imx8mq_pinctrl_driver);
-}
-arch_initcall(imx8mq_pinctrl_init);
+module_platform_driver(imx8mq_pinctrl_driver);
+MODULE_LICENSE("GPL v2");
-- 
2.7.4