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path: root/drivers/usb/common/common.c
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Diffstat (limited to 'drivers/usb/common/common.c')
-rw-r--r--drivers/usb/common/common.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c
index 18f5dcf58b0d..1433260d99b4 100644
--- a/drivers/usb/common/common.c
+++ b/drivers/usb/common/common.c
@@ -15,6 +15,8 @@
#include <linux/usb/of.h>
#include <linux/usb/otg.h>
#include <linux/of_platform.h>
+#include <linux/debugfs.h>
+#include "common.h"
static const char *const ep_type_names[] = {
[USB_ENDPOINT_XFER_CONTROL] = "ctrl",
@@ -291,4 +293,23 @@ struct device *usb_of_get_companion_dev(struct device *dev)
EXPORT_SYMBOL_GPL(usb_of_get_companion_dev);
#endif
+struct dentry *usb_debug_root;
+EXPORT_SYMBOL_GPL(usb_debug_root);
+
+static int __init usb_common_init(void)
+{
+ usb_debug_root = debugfs_create_dir("usb", NULL);
+ ledtrig_usb_init();
+ return 0;
+}
+
+static void __exit usb_common_exit(void)
+{
+ ledtrig_usb_exit();
+ debugfs_remove_recursive(usb_debug_root);
+}
+
+subsys_initcall(usb_common_init);
+module_exit(usb_common_exit);
+
MODULE_LICENSE("GPL");