armv8: ls1088a: Move CONFIG_BOOTARGS and CONFIG_CMD_GREPENV to defconfig

Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/configs/ls1088aqds_defconfig b/configs/ls1088aqds_defconfig
index f20dc3e..05dc2ac 100644
--- a/configs/ls1088aqds_defconfig
+++ b/configs/ls1088aqds_defconfig
@@ -8,9 +8,12 @@
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_SYS_EXTRA_OPTIONS="SYS_FSL_DDR4"
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0500 ramdisk_size=0x3000000 default_hugepagesz=2m hugepagesz=2m hugepages=256"
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_DISPLAY_BOARDINFO_LATE=y
 CONFIG_HUSH_PARSER=y
+CONFIG_CMD_GREPENV=y
 CONFIG_CMD_MEMTEST=y
 CONFIG_CMD_I2C=y
 CONFIG_CMD_MMC=y