board: silinux: Enable recovery SPL for EK874 board

Enable building SPL for EK874 board which is based on R8A774C0 SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
diff --git a/configs/silinux_ek874_defconfig b/configs/silinux_ek874_defconfig
index 442e24a..dcd7560 100644
--- a/configs/silinux_ek874_defconfig
+++ b/configs/silinux_ek874_defconfig
@@ -2,6 +2,7 @@
 CONFIG_ARCH_CPU_INIT=y
 CONFIG_ARCH_RMOBILE=y
 CONFIG_SYS_TEXT_BASE=0x50000000
+CONFIG_SPL_TEXT_BASE=0xe6318000
 CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_ENV_SIZE=0x10000
 CONFIG_ENV_OFFSET=0x3F0000
@@ -9,7 +10,6 @@
 CONFIG_RCAR_GEN3=y
 CONFIG_TARGET_SILINUX_EK874=y
 # CONFIG_BOARD_EARLY_INIT_F is not set
-# CONFIG_SPL is not set
 CONFIG_SOC_DEVICE=y
 CONFIG_SOC_DEVICE_RENESAS=y
 CONFIG_DEFAULT_DEVICE_TREE="r8a774c0-ek874-u-boot"