ARM: zynq: Add support for zc770-xm011

Add xm011 DTS file and related configs and configurations.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/include/configs/zynq_zc770.h b/include/configs/zynq_zc770.h
index 16b9047..7a1b872 100644
--- a/include/configs/zynq_zc770.h
+++ b/include/configs/zynq_zc770.h
@@ -21,6 +21,9 @@
 # define CONFIG_ZYNQ_SDHCI0
 # define CONFIG_ZYNQ_SPI
 
+#elif defined(CONFIG_ZC770_XM011)
+# define CONFIG_ZYNQ_SERIAL_UART1
+
 #elif defined(CONFIG_ZC770_XM012)
 # define CONFIG_ZYNQ_SERIAL_UART1
 # undef CONFIG_SYS_NO_FLASH