uboot-imx

zynq: Kconfig: Enable dm spi and spi_flash

Enabled CONFIG_DM_SPI and CONFIG_DM_SPI_FLASH for zynq soc.

Signed-off-by: Jagan Teki <jteki@openedev.com>
Acked-by: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Jagan Teki <jteki@openedev.com>