Revert "powerpc/p1_p2_rdb_pc: Fix endian access issue on EHCI intinalization"

There was an EHCI endian accessor issue. Now it's fixed by commit
9829ce2ff25c ("usb: ehci: Fix accessors for big-endian platforms and
descriptors"). Revert commit 0f2296bab141 ("powerpc/p1_p2_rdb_pc:
Fix endian access issue on EHCI intinalization"). On P1 P2 platforms,
USB EHCI register use little endian.

Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
[YS: revised commit message]
Reviewed-by: York Sun <york.sun@nxp.com>
1 file changed