cmd: add Kconfig option for 'date' command

Signed-off-by: Chris Packham <judge.packham@gmail.com>
[trini: default y if DM_RTC, re-sync]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/ls2080aqds_defconfig b/configs/ls2080aqds_defconfig
index 770dea0..fd88958 100644
--- a/configs/ls2080aqds_defconfig
+++ b/configs/ls2080aqds_defconfig
@@ -3,7 +3,6 @@
 CONFIG_FSL_LS_PPA=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls2080a-qds"
 # CONFIG_SYS_MALLOC_F is not set
-CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
@@ -16,6 +15,7 @@
 CONFIG_CMD_USB=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_CACHE=y
+CONFIG_CMD_DATE=y
 # CONFIG_ISO_PARTITION is not set
 CONFIG_OF_CONTROL=y
 CONFIG_NET_RANDOM_ETHADDR=y