arm: zynq: Add support for zc770-xm011-x16 configuration

zc770-xm011 is x8 width configuration. This FMC card has also x16
variant which requires different ps7_init configuration. This patch adds
it.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/zynq_zc770_xm011_x16_defconfig b/configs/zynq_zc770_xm011_x16_defconfig
new file mode 100644
index 0000000..d53f223
--- /dev/null
+++ b/configs/zynq_zc770_xm011_x16_defconfig
@@ -0,0 +1,44 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ZYNQ=y
+CONFIG_SYS_TEXT_BASE=0x4000000
+CONFIG_IDENT_STRING=" Xilinx Zynq ZC770 XM011 x16"
+CONFIG_SPL_STACK_R_ADDR=0x200000
+# CONFIG_SPL_FAT_SUPPORT is not set
+CONFIG_DEFAULT_DEVICE_TREE="zynq-zc770-xm011-x16"
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_FIT_VERBOSE=y
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SPL=y
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_OS_BOOT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="Zynq> "
+CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_FPGA_LOADBP=y
+CONFIG_CMD_FPGA_LOADFS=y
+CONFIG_CMD_FPGA_LOADMK=y
+CONFIG_CMD_FPGA_LOADP=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_NAND_LOCK_UNLOCK=y
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_CMD_NET is not set
+# CONFIG_CMD_NFS is not set
+CONFIG_CMD_CACHE=y
+CONFIG_OF_EMBED=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_FPGA_XILINX=y
+CONFIG_DM_GPIO=y
+# CONFIG_MMC is not set
+CONFIG_DM_MMC=y
+CONFIG_NAND=y
+CONFIG_NAND_ZYNQ=y
+CONFIG_DEBUG_UART_ZYNQ=y
+CONFIG_DEBUG_UART_BASE=0xe0001000
+CONFIG_DEBUG_UART_CLOCK=50000000
+CONFIG_DEBUG_UART_ANNOUNCE=y
+CONFIG_ZYNQ_SERIAL=y
+CONFIG_REGEX=y
+CONFIG_LIB_RAND=y