pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding loadable module

This patch make pinctrl-mt6765 ready for building as loadable module.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Light Hsieh <light.hsieh@mediatek.com>
Link: https://lore.kernel.org/r/42100afe6f97d28447c153bea6b54ea556cf95ca.1586289920.git.sean.wang@mediatek.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/mediatek/Kconfig

@@ -87,7 +87,7 @@ config PINCTRL_MT2712
 	select PINCTRL_MTK
 
 config PINCTRL_MT6765
-	bool "Mediatek MT6765 pin control"
+	tristate "Mediatek MT6765 pin control"
 	depends on OF
 	depends on ARM64 || COMPILE_TEST
 	default ARM64 && ARCH_MEDIATEK

drivers/pinctrl/mediatek/pinctrl-mt6765.c

@@ -6,6 +6,7 @@
  *
  */
 
+#include <linux/module.h>
 #include "pinctrl-mtk-mt6765.h"
 #include "pinctrl-paris.h"
 
@@ -1103,3 +1104,6 @@ static int __init mt6765_pinctrl_init(void)
 	return platform_driver_register(&mt6765_pinctrl_driver);
 }
 arch_initcall(mt6765_pinctrl_init);
+
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("MediaTek MT6765 Pinctrl Driver");