ARM: zynq: rename CONFIG_ZYNQ to CONFIG_ARCH_ZYNQ

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/zynq_zc770_xm010_defconfig b/configs/zynq_zc770_xm010_defconfig
index fc39cca..36b95fa 100644
--- a/configs/zynq_zc770_xm010_defconfig
+++ b/configs/zynq_zc770_xm010_defconfig
@@ -1,7 +1,7 @@
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="ZC770_XM010"
 CONFIG_ARM=y
-CONFIG_ZYNQ=y
+CONFIG_ARCH_ZYNQ=y
 CONFIG_TARGET_ZYNQ_ZC770=y
 CONFIG_OF_CONTROL=y
 CONFIG_DEFAULT_DEVICE_TREE="zynq-zc770-xm010"