linux-kernel - [PATCH 3/8] pinctrl: imx8mn: Support building as module

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Message-Id: <1591338874-4733-4-git-send-email-Anson.Huang@nxp.com>
Date:   Fri,  5 Jun 2020 14:34:29 +0800
From:   Anson Huang <Anson.Huang@....com>
To:     aisheng.dong@....com, festevam@...il.com, shawnguo@...nel.org,
        stefan@...er.ch, kernel@...gutronix.de, linus.walleij@...aro.org,
        s.hauer@...gutronix.de, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Cc:     Linux-imx@....com
Subject: [PATCH 3/8] pinctrl: imx8mn: Support building as module

Support building i.MX8MN pinctrl driver as module.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 drivers/pinctrl/freescale/Kconfig          |  2 +-
 drivers/pinctrl/freescale/pinctrl-imx8mn.c | 10 ++++------
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/pinctrl/freescale/Kconfig b/drivers/pinctrl/freescale/Kconfig
index 3681c4d..b909719 100644
--- a/drivers/pinctrl/freescale/Kconfig
+++ b/drivers/pinctrl/freescale/Kconfig
@@ -131,7 +131,7 @@ config PINCTRL_IMX8MM
 	  Say Y here to enable the imx8mm pinctrl driver
 
 config PINCTRL_IMX8MN
-	bool "IMX8MN pinctrl driver"
+	tristate "IMX8MN pinctrl driver"
 	depends on ARCH_MXC
 	select PINCTRL_IMX
 	help
diff --git a/drivers/pinctrl/freescale/pinctrl-imx8mn.c b/drivers/pinctrl/freescale/pinctrl-imx8mn.c
index 100ed8c..b6db780 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx8mn.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx8mn.c
@@ -5,6 +5,7 @@
 
 #include <linux/err.h>
 #include <linux/init.h>
+#include <linux/module.h>
 #include <linux/of.h>
 #include <linux/pinctrl/pinctrl.h>
 #include <linux/platform_device.h>
@@ -326,6 +327,7 @@ static const struct of_device_id imx8mn_pinctrl_of_match[] = {
 	{ .compatible = "fsl,imx8mn-iomuxc", .data = &imx8mn_pinctrl_info, },
 	{ /* sentinel */ }
 };
+MODULE_DEVICE_TABLE(of, imx8mn_pinctrl_of_match);
 
 static int imx8mn_pinctrl_probe(struct platform_device *pdev)
 {
@@ -340,9 +342,5 @@ static struct platform_driver imx8mn_pinctrl_driver = {
 	},
 	.probe = imx8mn_pinctrl_probe,
 };
-
-static int __init imx8mn_pinctrl_init(void)
-{
-	return platform_driver_register(&imx8mn_pinctrl_driver);
-}
-arch_initcall(imx8mn_pinctrl_init);
+module_platform_driver(imx8mn_pinctrl_driver);
+MODULE_LICENSE("GPL v2");
-- 
2.7.4