GCC will define __ARM_ARCH_4T__ when building with "-march=armv4t" so
we can check this to turn off the use of 'clz' instructions, which
otherwise would cause compile errors like "selected processor does
not support ARM mode `clz r3,r0'".
(From OE-Core rev: 6859e3fc34269620146d26eeecc9b93c3a9d7055)
Signed-off-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Wolfgang Denk