[ARM] fix lh7a40x/kev7a400 build

arch/arm/mach-lh7a40x/arch-kev7a400.c: In function `kev7a400_cpld_handler':
arch/arm/mach-lh7a40x/arch-kev7a400.c:80: error: structure has no member named `handle'

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>