diff --git a/arch/arm64/src/zynq-mpsoc/Kconfig b/arch/arm64/src/zynq-mpsoc/Kconfig
index 128cf1b100f..70bad2c1a86 100644
--- a/arch/arm64/src/zynq-mpsoc/Kconfig
+++ b/arch/arm64/src/zynq-mpsoc/Kconfig
@@ -86,6 +86,16 @@ config ZYNQ_GMAC_NTXBUFFERS
 		that can be in flight.  This is also equal to the number of TX
 		descriptors that will be allocated.
 
+config ZYNQ_GMAC_RXDMA_BUFSIZE
+	int "RX DMA buffer size"
+	default 128
+	range 64 10240
+	---help---
+		DMA receive buffer size in external AMBA (AHB/AXI) system memory.
+		The value defined by these bits determines the size of buffer to
+		use in main system memory when writing received data. The value
+		must be defined as multiples of 64 bytes, i.e. 64, 128, 256...
+
 config ZYNQ_GMAC_PREALLOCATE
 	bool "Preallocate buffers"
 	default n
diff --git a/arch/arm64/src/zynq-mpsoc/zynq_boot.c b/arch/arm64/src/zynq-mpsoc/zynq_boot.c
index 0580e37939c..c2d3ff753d8 100644
--- a/arch/arm64/src/zynq-mpsoc/zynq_boot.c
+++ b/arch/arm64/src/zynq-mpsoc/zynq_boot.c
@@ -203,10 +203,3 @@ void arm64_chip_boot(void)
   up_perf_init((void *)CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC);
 #endif
 }
-
-#if defined(CONFIG_NET) && !defined(CONFIG_NETDEV_LATEINIT)
-void arm64_netinitialize(void)
-{
-  /* TODO: Support net initialize */
-}
-#endif
diff --git a/arch/arm64/src/zynq-mpsoc/zynq_enet.c b/arch/arm64/src/zynq-mpsoc/zynq_enet.c
index 135dd833dec..e74e8a5d6ed 100644
--- a/arch/arm64/src/zynq-mpsoc/zynq_enet.c
+++ b/arch/arm64/src/zynq-mpsoc/zynq_enet.c
@@ -99,8 +99,8 @@
 
 /* GMAC buffer sizes, number of buffers, and number of descriptors. *********/
 
-#define GMAC_RX_UNITSIZE 128                    /* Fixed size for RX buffer  */
-#define GMAC_TX_UNITSIZE CONFIG_NET_ETH_PKTSIZE /* MAX size for Ethernet packet */
+#define GMAC_RX_UNITSIZE CONFIG_ZYNQ_GMAC_RXDMA_BUFSIZE /* DMA buffer size for receive  */
+#define GMAC_TX_UNITSIZE CONFIG_NET_ETH_PKTSIZE         /* MAX size for Ethernet packet */
 
 /* The MAC can support frame lengths up to 1536 bytes */
 
@@ -3551,8 +3551,8 @@ static int zynq_gmac_configure(struct zynq_gmac_s *priv)
    *   IRXER = 0  : Disable ignore IPG GXER
    */
 
-  regval = GMAC_NCFGR_FD | GMAC_NCFGR_GBE |
-           GMAC_NCFGR_CLK_DIV64 | GMAC_NCFGR_DBW_64;
+  regval = GMAC_NCFGR_FD | GMAC_NCFGR_GBE | GMAC_NCFGR_PEN |
+           GMAC_NCFGR_RFCS | GMAC_NCFGR_CLK_DIV64 | GMAC_NCFGR_DBW_64;
 
 #ifdef CONFIG_NET_PROMISCUOUS
   regval |= GMAC_NCFGR_CAF;
@@ -3568,6 +3568,14 @@ static int zynq_gmac_configure(struct zynq_gmac_s *priv)
 
   regval = zynq_getreg(priv, ZYNQ_GMAC_DCFGR);
 
+  /* DMA receive buffer size in external AMBA (AHB/AXI) system memory */
+
+  regval &= ~GMAC_DCFGR_DRBS_MASK;
+
+  /* The value is defined in multiples of 64 bytes */
+
+  regval |= GMAC_DCFGR_DRBS(GMAC_RX_UNITSIZE / 64);
+
   regval &= ~GMAC_DCFGR_ESPA;
 
 #ifdef CDNS_TX_CSUM_OFFLOAD
diff --git a/boards/arm64/zynq-mpsoc/zcu111/configs/net/defconfig b/boards/arm64/zynq-mpsoc/zcu111/configs/netjtag/defconfig
similarity index 79%
rename from boards/arm64/zynq-mpsoc/zcu111/configs/net/defconfig
rename to boards/arm64/zynq-mpsoc/zcu111/configs/netjtag/defconfig
index 301bf6fff84..23732710be8 100644
--- a/boards/arm64/zynq-mpsoc/zcu111/configs/net/defconfig
+++ b/boards/arm64/zynq-mpsoc/zcu111/configs/netjtag/defconfig
@@ -48,18 +48,33 @@ CONFIG_IDLETHREAD_STACKSIZE=8192
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_INIT_STACKSIZE=9192
 CONFIG_NET=y
+CONFIG_NETDB_DNSCLIENT=y
+CONFIG_NETDB_DNSCLIENT_ENTRIES=4
+CONFIG_NETDB_DNSSERVER_NOADDR=y
+CONFIG_NETINIT_DRIPADDR=0xc0a80002
+CONFIG_NETINIT_IPADDR=0xc0a8000f
 CONFIG_NETINIT_NOMAC=y
+CONFIG_NETUTILS_CODECS=y
 CONFIG_NETUTILS_IPERF=y
-CONFIG_NET_BINDTODEVICE=y
+CONFIG_NETUTILS_TELNETD=y
+CONFIG_NETUTILS_TFTPC=y
+CONFIG_NETUTILS_WEBCLIENT=y
 CONFIG_NET_BROADCAST=y
+CONFIG_NET_ETH_PKTSIZE=1500
 CONFIG_NET_ICMP_SOCKET=y
-CONFIG_NET_NETLINK=y
-CONFIG_NET_SOCKOPTS=y
+CONFIG_NET_LL_GUARDSIZE=32
+CONFIG_NET_MAX_LISTENPORTS=8
+CONFIG_NET_RECV_BUFSIZE=32768
+CONFIG_NET_SENDFILE=y
+CONFIG_NET_SOLINGER=y
 CONFIG_NET_STATISTICS=y
 CONFIG_NET_TCP=y
-CONFIG_NET_TCPPROTO_OPTIONS=y
-CONFIG_NET_TIMESTAMP=y
+CONFIG_NET_TCPBACKLOG=y
+CONFIG_NET_TCP_DELAYED_ACK=y
+CONFIG_NET_TCP_KEEPALIVE=y
+CONFIG_NET_TCP_WRITE_BUFFERS=y
 CONFIG_NET_UDP=y
+CONFIG_NET_UDP_WRITE_BUFFERS=y
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
@@ -93,3 +108,4 @@ CONFIG_USERLED_LOWER=y
 CONFIG_ZYNQ_ENET=y
 CONFIG_ZYNQ_GMAC_NRXBUFFERS=256
 CONFIG_ZYNQ_GMAC_NTXBUFFERS=256
+CONFIG_ZYNQ_GMAC_PHYADDR=12
diff --git a/boards/arm64/zynq-mpsoc/zcu111/configs/netnsh/defconfig b/boards/arm64/zynq-mpsoc/zcu111/configs/netnsh/defconfig
new file mode 100644
index 00000000000..b12abead1c3
--- /dev/null
+++ b/boards/arm64/zynq-mpsoc/zcu111/configs/netnsh/defconfig
@@ -0,0 +1,105 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+CONFIG_ARCH="arm64"
+CONFIG_ARCH_ARM64=y
+CONFIG_ARCH_BOARD="zcu111"
+CONFIG_ARCH_BOARD_ZCU111=y
+CONFIG_ARCH_CHIP="zynq-mpsoc"
+CONFIG_ARCH_CHIP_ZYNQ_MPSOC=y
+CONFIG_ARCH_EARLY_PRINT=y
+CONFIG_ARCH_INTERRUPTSTACK=4096
+CONFIG_ARM64_DCACHE_DISABLE=y
+CONFIG_ARM64_GIC_VERSION=2
+CONFIG_ARM64_ICACHE_DISABLE=y
+CONFIG_BOARDCTL_RESET=y
+CONFIG_BOARD_LOOPSPERMSEC=116524
+CONFIG_BUILTIN=y
+CONFIG_DEBUG_ASSERTIONS=y
+CONFIG_DEBUG_FEATURES=y
+CONFIG_DEBUG_FULLOPT=y
+CONFIG_DEBUG_IRQ=y
+CONFIG_DEBUG_IRQ_INFO=y
+CONFIG_DEBUG_SCHED=y
+CONFIG_DEBUG_SCHED_ERROR=y
+CONFIG_DEBUG_SCHED_INFO=y
+CONFIG_DEBUG_SCHED_WARN=y
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_DEFAULT_TASK_STACKSIZE=8192
+CONFIG_ETC_ROMFS=y
+CONFIG_EXAMPLES_HELLO=y
+CONFIG_EXAMPLES_LEDS=y
+CONFIG_EXPERIMENTAL=y
+CONFIG_FRAME_POINTER=y
+CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
+CONFIG_HAVE_CXX=y
+CONFIG_HAVE_CXXINITIALIZE=y
+CONFIG_IDLETHREAD_STACKSIZE=8192
+CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_INIT_STACKSIZE=9192
+CONFIG_NET=y
+CONFIG_NETDB_DNSCLIENT=y
+CONFIG_NETDB_DNSCLIENT_ENTRIES=4
+CONFIG_NETDB_DNSSERVER_NOADDR=y
+CONFIG_NETINIT_DRIPADDR=0xc0a80002
+CONFIG_NETINIT_IPADDR=0xc0a8000f
+CONFIG_NETINIT_NOMAC=y
+CONFIG_NETUTILS_CODECS=y
+CONFIG_NETUTILS_IPERF=y
+CONFIG_NETUTILS_TELNETD=y
+CONFIG_NETUTILS_TFTPC=y
+CONFIG_NETUTILS_WEBCLIENT=y
+CONFIG_NET_BROADCAST=y
+CONFIG_NET_ETH_PKTSIZE=1500
+CONFIG_NET_ICMP_SOCKET=y
+CONFIG_NET_LL_GUARDSIZE=32
+CONFIG_NET_MAX_LISTENPORTS=8
+CONFIG_NET_RECV_BUFSIZE=32768
+CONFIG_NET_SENDFILE=y
+CONFIG_NET_SOLINGER=y
+CONFIG_NET_STATISTICS=y
+CONFIG_NET_TCP=y
+CONFIG_NET_TCPBACKLOG=y
+CONFIG_NET_TCP_DELAYED_ACK=y
+CONFIG_NET_TCP_KEEPALIVE=y
+CONFIG_NET_TCP_WRITE_BUFFERS=y
+CONFIG_NET_UDP=y
+CONFIG_NET_UDP_WRITE_BUFFERS=y
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_READLINE=y
+CONFIG_PREALLOC_TIMERS=4
+CONFIG_PTHREAD_STACK_MIN=8192
+CONFIG_RAMLOG=y
+CONFIG_RAM_SIZE=2145386496
+CONFIG_RAM_START=0x00100000
+CONFIG_RAW_BINARY=y
+CONFIG_READLINE_CMD_HISTORY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_BACKTRACE=y
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=192
+CONFIG_SPINLOCK=y
+CONFIG_STACK_COLORATION=y
+CONFIG_START_MONTH=11
+CONFIG_START_YEAR=2022
+CONFIG_SYMTAB_ORDEREDBYNAME=y
+CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_SYSTEM=y
+CONFIG_SYSTEM_TIME64=y
+CONFIG_TESTING_GETPRIME=y
+CONFIG_TESTING_OSTEST=y
+CONFIG_UART0_SERIAL_CONSOLE=y
+CONFIG_USEC_PER_TICK=1000
+CONFIG_USERLED=y
+CONFIG_USERLED_LOWER=y
+CONFIG_ZYNQ_ENET=y
+CONFIG_ZYNQ_GMAC_NRXBUFFERS=256
+CONFIG_ZYNQ_GMAC_NTXBUFFERS=256
+CONFIG_ZYNQ_GMAC_PHYADDR=12
diff --git a/boards/arm64/zynq-mpsoc/zcu111/src/Makefile b/boards/arm64/zynq-mpsoc/zcu111/src/Makefile
index 252de5d0f73..a0eacd701e7 100644
--- a/boards/arm64/zynq-mpsoc/zcu111/src/Makefile
+++ b/boards/arm64/zynq-mpsoc/zcu111/src/Makefile
@@ -38,6 +38,10 @@ ifeq ($(CONFIG_USERLED),y)
 CSRCS += zcu111_userleds.c
 endif
 
+ifeq ($(CONFIG_NET),y)
+CSRCS += zcu111_ethernet.c
+endif
+
 ifeq ($(CONFIG_ETC_ROMFS),y)
   RCSRCS = etc/init.d/rc.sysinit etc/init.d/rcS
 endif