CONFIG_FSL_BOOKE is only defined in 32-bit, CONFIG_PPC_FSL_BOOK3E is
defined in both 32-bit and 64-bit, so use CONFIG_PPC_FSL_BOOK3E to make
driver work in 32-bit & 64-bit.
Signed-off-by: NShaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>