This patch is for the evb4510 target. The patch adds support for a timer interrupt and cleans up the config header file for passing boot arguments to linux.

u-boot/board/evb4510/evb4510.c ==============================

Removed code related to the non-interrupt method for timers.

u-boot/cpu/arm720t/interrupts.c ===============================

Added interrupt handling. Timer interrupt configuration.

u-boot/include/asm-arm/arch-arm720t/s3c4510b.h ==============================================

Added macros and constants related to interrupts

u-boot/include/configs/evb4510.h ================================

Changed boot args. Enabled CONFIG_CMDLINE_TAG, CONFIG_SETUP_MEMORY_TAGS and CONFIG_INITRD_TAG

u-boot/lib_arm/armlinux.c =========================

Copy the ramdisk to destination address for this target (similar to the B2 target).