treewide: mem: Move mtest related defines to Kconfig

Move below defines which are used by mtest utility to Kconfig.
CONFIG_SYS_MEMTEST_START
CONFIG_SYS_MEMTEST_END

Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
[trini: Fix kmcoge5ne board, re-run migration as well]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/warp7_bl33_defconfig b/configs/warp7_bl33_defconfig
index e731d6f..38aeab6 100644
--- a/configs/warp7_bl33_defconfig
+++ b/configs/warp7_bl33_defconfig
@@ -15,6 +15,8 @@
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_BOOTZ=y
 CONFIG_CMD_MEMTEST=y
+CONFIG_SYS_MEMTEST_START=0x80000000
+CONFIG_SYS_MEMTEST_END=0xa0000000
 CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_MMC=y