zynq-common: Add SPL SPI offset, size configs

Define CONFIG_SYS_SPI_ARGS_OFFS, CONFIG_SYS_SPI_ARGS_SIZE
and CONFIG_SYS_SPI_KERNEL_OFFS which will be used in SPL
spi mode. These macros defines the device tree offset, size
and the kernel image offset in flash respectively.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Reviewed-by: Jagan Teki <jteki@openedev.com>
1 file changed