powerpc/83xx: Fix build issue with ve8313 board due to lbus changes

We get two build errors:

fsl_elbc_nand.c: In function 'fsl_elbc_run_command':
fsl_elbc_nand.c:231: error: 'fsl_lbc_t' has no member named 'lsor'
make[1]: *** [/work/wd/tmp-ppc/drivers/mtd/nand/fsl_elbc_nand.o] Error 1

and

ve8313.c: In function 'initdram':
ve8313.c:104: error: expected '=', ',', ';', 'asm' or '__attribute__'
before '*' token
ve8313.c:104: error: 'lbc' undeclared (first use in this function)
ve8313.c:104: error: (Each undeclared identifier is reported only once
ve8313.c:104: error: for each function it appears in.)
ve8313.c:104: error: 'immap_t' has no member named 'lbus'
make[1]: *** [ve8313.o] Error 1
make: *** [board/ve8313/libve8313.a] Error 2

Due to changes to unifiy local bus struct definitions.

Reported-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>