scripts/Makefile.spl: Add MVEBU DDR code to SPL

Signed-off-by: Stefan Roese <sr@denx.de>
Reviewed-by: Luka Perkov <luka.perkov@sartura.hr>

scripts/Makefile.spl

@@ -57,6 +57,7 @@ libs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
 libs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
 libs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
 libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
+libs-$(CONFIG_SYS_MVEBU_DDR) += drivers/ddr/mvebu/
 libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
 libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
 libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/