mtk-mmsys: Change mtk-mmsys & mtk-mutex to modules

Change mtk-mmsys & mtk-mutex to modules for gki
Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20221118063018.13520-1-yongqiang.niu@mediatek.comSigned-off-by: Matthias Brugger <matthias.bgg@gmail.com>

drivers/soc/mediatek/Kconfig

@@ -68,7 +68,7 @@ config MTK_SCPSYS_PM_DOMAINS
 	  tasks in the system.
 
 config MTK_MMSYS
-	bool "MediaTek MMSYS Support"
+	tristate "MediaTek MMSYS Support"
 	default ARCH_MEDIATEK
 	depends on HAS_IOMEM
 	help

drivers/soc/mediatek/mtk-mmsys.c

@@ -7,6 +7,7 @@
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/io.h>
+#include <linux/module.h>
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/reset-controller.h>
@@ -337,4 +338,19 @@ static struct platform_driver mtk_mmsys_drv = {
 	.probe = mtk_mmsys_probe,
 };
 
-builtin_platform_driver(mtk_mmsys_drv);
+static int __init mtk_mmsys_init(void)
+{
+	return platform_driver_register(&mtk_mmsys_drv);
+}
+
+static void __exit mtk_mmsys_exit(void)
+{
+	platform_driver_unregister(&mtk_mmsys_drv);
+}
+
+module_init(mtk_mmsys_init);
+module_exit(mtk_mmsys_exit);
+
+MODULE_AUTHOR("Yongqiang Niu <yongqiang.niu@mediatek.com>");
+MODULE_DESCRIPTION("MediaTek SoC MMSYS driver");
+MODULE_LICENSE("GPL");

drivers/soc/mediatek/mtk-mutex.c

@@ -921,4 +921,19 @@ static struct platform_driver mtk_mutex_driver = {
 	},
 };
 
-builtin_platform_driver(mtk_mutex_driver);
+static int __init mtk_mutex_init(void)
+{
+	return platform_driver_register(&mtk_mutex_driver);
+}
+
+static void __exit mtk_mutex_exit(void)
+{
+	platform_driver_unregister(&mtk_mutex_driver);
+}
+
+module_init(mtk_mutex_init);
+module_exit(mtk_mutex_exit);
+
+MODULE_AUTHOR("Yongqiang Niu <yongqiang.niu@mediatek.com>");
+MODULE_DESCRIPTION("MediaTek SoC MUTEX driver");
+MODULE_LICENSE("GPL");