brcm47xx: this usb patch is not needed, the Broadcom SDK does it the other way.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34655 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/brcm47xx/patches-3.6/186-USB-EHCI-bcma-fix-driver.patch

---- a/drivers/usb/host/bcma-hcd.c
-+++ b/drivers/usb/host/bcma-hcd.c
-@@ -46,7 +46,7 @@ static int bcma_wait_bits(struct bcma_de
- 
- 	for (i = 0; i < timeout; i++) {
- 		val = bcma_read32(dev, reg);
--		if ((val & bitmask) == bitmask)
-+		if ((val & bitmask) == 0)
- 			return 0;
- 		udelay(10);
- 	}