[U-Boot] [PATCH v3 0/5] usb : musb : Add MUSB contorller driver and enable Davinci MSC support

[Thomas Abraham]

This patch series adds Mentor Graphics USB OTG host controller 
driver support and MSC support for DM6446 (TI DaVinci) platform. 

- [PATCH v3 1/5] usb : musb : Adding host controller driver for Mentor USB controller.
- [PATCH v3 2/5] usb : musb : Adding USB VBUS enable functionality for DM6446 DVEVM.
- [PATCH v3 3/5] usb : musb : Adding DM6446 (TI DaVinci) platform specific USB support.
- [PATCH v3 4/5] usb : musb : Enabling DM6446 (TI DaVinci) USB module power.
- [PATCH v3 5/5] usb : musb : Enabling USB MSC support for DM6446 (TI DaVinci) platform.

Note: This patch series depends on the following patch submitted by
Michael Trimarchi.

- [U-Boot] [USB PATCH] USB change speed

Changes since v2:

- Addressed changes suggested by Dirk Behme
- Added register overlay structure to access mentor USB module registers

Changes since v1:

- Rebased to U-Boot USB next branch
- Removed high element from usb_device structure