+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2001
* Denis Peter, MPL AG Switzerland
*
* Most of this source has been derived from the Linux USB
* project.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
return NULL;
}
-static inline char *portspeed(int speed)
+static inline const char *portspeed(int speed)
{
- char *speed_str;
-
switch (speed) {
case USB_SPEED_SUPER:
- speed_str = "5 Gb/s";
- break;
+ return "5 Gb/s";
case USB_SPEED_HIGH:
- speed_str = "480 Mb/s";
- break;
+ return "480 Mb/s";
case USB_SPEED_LOW:
- speed_str = "1.5 Mb/s";
- break;
+ return "1.5 Mb/s";
default:
- speed_str = "12 Mb/s";
- break;
+ return "12 Mb/s";
}
-
- return speed_str;
}
/* shows the device tree recursively */