mx6: Add support for Phytec pfla02 (NAND)

Add support for Phytec pfla02, equipped with NAND.

CPU:   Freescale i.MX6Q rev1.5 996 MHz (running at 792 MHz)
CPU:   Automotive temperature grade (-40C to 125C) at 31C
Reset cause: POR
I2C:   ready
DRAM:  1 GiB
NAND:  2048 MiB
MMC:   FSL_SDHC: 0, FSL_SDHC: 1
SF: Detected n25q128 with page size 256 Bytes, erase size 64 KiB, total
16 MiB
In:    serial
Out:   serial
Err:   serial
Net:   FEC [PRIME]
Hit any key to stop autoboot:  0

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Stefan Christ <s.christ@phytec.de>
CC: Stefan Müller-Klieser <S.Mueller-Klieser@phytec.de>
CC: Christian Hemp <C.Hemp@phytec.de>
diff --git a/configs/pfla02_defconfig b/configs/pfla02_defconfig
new file mode 100644
index 0000000..1729e5e
--- /dev/null
+++ b/configs/pfla02_defconfig
@@ -0,0 +1,50 @@
+CONFIG_ARM=y
+CONFIG_ARCH_MX6=y
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_TARGET_PFLA02=y
+CONFIG_SPL_MMC_SUPPORT=y
+CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_SPL_LIBDISK_SUPPORT=y
+CONFIG_SPL_SPI_FLASH_SUPPORT=y
+CONFIG_SPL_SPI_SUPPORT=y
+CONFIG_SPL_WATCHDOG_SUPPORT=y
+CONFIG_CMD_HDMIDETECT=y
+CONFIG_FIT=y
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6QDL"
+CONFIG_BOOTDELAY=3
+CONFIG_BOARD_EARLY_INIT_F=y
+CONFIG_SPL=y
+CONFIG_SPL_DMA_SUPPORT=y
+CONFIG_SPL_EXT_SUPPORT=y
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_YMODEM_SUPPORT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_UBI=y
+CONFIG_ISO_PARTITION=y
+CONFIG_EFI_PARTITION=y
+# CONFIG_PARTITION_UUIDS is not set
+# CONFIG_SPL_PARTITION_UUIDS is not set
+CONFIG_DM=y
+CONFIG_MTD=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_DM_THERMAL=y
+CONFIG_OF_LIBFDT=y