ARM: dts: imx: m53menlo: Import M53Menlo DT from Linux

Import iMX53 M53Menlo device tree from Linux next-20190607 3f310e51ceb1 .
Enable DT control in full U-Boot . Add U-Boot extras into separate DTSi,
the GPIO controllers need to be inited early, otherwise m53_set_clock()
won't be able to detect the correct CPU clock frequency by reading the
GPIO.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
diff --git a/configs/m53menlo_defconfig b/configs/m53menlo_defconfig
index 0e5fa01..ef57fbe 100644
--- a/configs/m53menlo_defconfig
+++ b/configs/m53menlo_defconfig
@@ -48,6 +48,8 @@
 CONFIG_MTDIDS_DEFAULT="nand0=mxc_nand"
 CONFIG_MTDPARTS_DEFAULT="mtdparts=mxc_nand:1m(u-boot),512k(env1),512k(env2),-(ubi)"
 CONFIG_CMD_UBI=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="imx53-m53menlo"
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_BOOTCOUNT_LIMIT=y
 CONFIG_BOOTCOUNT_BOOTLIMIT=3
@@ -71,4 +73,3 @@
 # CONFIG_VIDEO_SW_CURSOR is not set
 CONFIG_IMX_WATCHDOG=y
 CONFIG_FAT_WRITE=y
-CONFIG_OF_LIBFDT=y