armv8/ls2085a_emu: Drop DDR3 emulation target
The emulator with DDR3 model was used during model bringup. DDR4
controllers are used with ls2085a. Drop the DDR4 target defconfig
and enable DDR4 in ls2085a_emu_defconfig.
Signed-off-by: York Sun <yorksun@freescale.com>
diff --git a/board/freescale/ls2085a/MAINTAINERS b/board/freescale/ls2085a/MAINTAINERS
index 572c4b8..90b4e47 100644
--- a/board/freescale/ls2085a/MAINTAINERS
+++ b/board/freescale/ls2085a/MAINTAINERS
@@ -4,6 +4,5 @@
F: board/freescale/ls2085a/
F: include/configs/ls2085a_emu.h
F: configs/ls2085a_emu_defconfig
-F: configs/ls2085a_emu_D4_defconfig
F: include/configs/ls2085a_simu.h
F: configs/ls2085a_simu_defconfig
diff --git a/configs/ls2085a_emu_D4_defconfig b/configs/ls2085a_emu_D4_defconfig
deleted file mode 100644
index 9c82e17..0000000
--- a/configs/ls2085a_emu_D4_defconfig
+++ /dev/null
@@ -1,14 +0,0 @@
-CONFIG_ARM=y
-CONFIG_TARGET_LS2085A_EMU=y
-CONFIG_SYS_EXTRA_OPTIONS="EMU,SYS_FSL_DDR4"
-# CONFIG_CMD_CONSOLE is not set
-# CONFIG_CMD_IMLS is not set
-# CONFIG_CMD_XIMG is not set
-# CONFIG_CMD_EDITENV is not set
-# CONFIG_CMD_ENV_EXISTS is not set
-# CONFIG_CMD_LOADS is not set
-# CONFIG_CMD_FPGA is not set
-# CONFIG_CMD_ITEST is not set
-# CONFIG_CMD_SETEXPR is not set
-# CONFIG_CMD_NFS is not set
-# CONFIG_CMD_MISC is not set
diff --git a/configs/ls2085a_emu_defconfig b/configs/ls2085a_emu_defconfig
index fa4a44e..9c82e17 100644
--- a/configs/ls2085a_emu_defconfig
+++ b/configs/ls2085a_emu_defconfig
@@ -1,6 +1,6 @@
CONFIG_ARM=y
CONFIG_TARGET_LS2085A_EMU=y
-CONFIG_SYS_EXTRA_OPTIONS="EMU"
+CONFIG_SYS_EXTRA_OPTIONS="EMU,SYS_FSL_DDR4"
# CONFIG_CMD_CONSOLE is not set
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_XIMG is not set