diff --git a/configs/ez80f910200kitg/ostest/defconfig b/configs/ez80f910200kitg/ostest/defconfig
index 68b31cf1fca13512be16d7a10049095c8b116819..67959f5bdd8976cbe8129e57fb9cbbb8b2edfb04 100644
--- a/configs/ez80f910200kitg/ostest/defconfig
+++ b/configs/ez80f910200kitg/ostest/defconfig
@@ -116,6 +116,8 @@ CONFIG_UART1_2STOP=0
 #
 # CONFIG_EZ80_EMAC - Enables support for ez80 EMAC driver.
 # CONFIG_EZ80_FIAD - Provides the MII address of the PHY device
+# CONFIG_EZ80_PHYAM79C874 - Define for Am79c874 PHY
+# CONFIG_EZ80_RAMADDR - Address of internal SRAM (default is 0xffc000)
 # CONFIG_EZ80_PKTBUFSIZE, CONFIG_EZ80_NTXPKTBUFS, and CONFIG_EZ80_NRXPKTBUFS -
 #   The size of one packet buffer and the number of Rx and Tx packet
 #   buffers. This must add up to exactly 8192 bytes.
@@ -128,6 +130,8 @@ CONFIG_UART1_2STOP=0
 #   fully implemented
 CONFIG_EZ80_EMAC=n
 CONFIG_EZ80_FIAD=0x1f
+CONFIG_EZ80_PHYAM79C874=y
+CONFIG_EZ80_RAMADDR=0xf7c000
 CONFIG_EZ80_PKTBUFSIZE=64
 CONFIG_EZ80_NTXPKTBUFS=64
 CONFIG_EZ80_NRXPKTBUFS=64
@@ -243,7 +247,7 @@ CONFIG_DISABLE_POLL=y
 # CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
 #   little smaller if we do not support fieldwidthes
 #
-CONFIG_NOPRINTF_FIELDWIDTH=y
+CONFIG_NOPRINTF_FIELDWIDTH=n
 
 #
 # Allow for architecture optimized implementations
diff --git a/configs/ez80f910200zco/nettest/defconfig b/configs/ez80f910200zco/nettest/defconfig
index 9d3753bd6364d128ac2d834ac15904d373a1cc97..65254a192be4dedb0502ab02334494d24c12da3b 100644
--- a/configs/ez80f910200zco/nettest/defconfig
+++ b/configs/ez80f910200zco/nettest/defconfig
@@ -119,6 +119,7 @@ CONFIG_UART1_2STOP=0
 #
 # CONFIG_EZ80_EMAC - Enables support for ez80 EMAC driver.
 # CONFIG_EZ80_FIAD - Provides the MII address of the PHY device
+# CONFIG_EZ80_PHYAM79C874 - Define for Am79c874 PHY
 # CONFIG_EZ80_PKTBUFSIZE, CONFIG_EZ80_NTXPKTBUFS, and CONFIG_EZ80_NRXPKTBUFS -
 #   The size of one packet buffer and the number of Rx and Tx packet
 #   buffers. This must add up to exactly 8192 bytes.
@@ -131,6 +132,8 @@ CONFIG_UART1_2STOP=0
 #   fully implemented
 CONFIG_EZ80_EMAC=y
 CONFIG_EZ80_FIAD=0x1f
+CONFIG_EZ80_PHYAM79C874=y
+CONFIG_EZ80_RAMADDR=0xf7c000
 CONFIG_EZ80_PKTBUFSIZE=64
 CONFIG_EZ80_NTXPKTBUFS=64
 CONFIG_EZ80_NRXPKTBUFS=64
@@ -248,7 +251,7 @@ CONFIG_DISABLE_POLL=y
 # CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
 #   little smaller if we do not support fieldwidthes
 #
-CONFIG_NOPRINTF_FIELDWIDTH=y
+CONFIG_NOPRINTF_FIELDWIDTH=n
 
 #
 # Allow for architecture optimized implementations
diff --git a/configs/ez80f910200zco/nsh/defconfig b/configs/ez80f910200zco/nsh/defconfig
index b111ef7794ae22249759c6d6c514115c7cff1a09..3a667a1c871c79c0b7f4656aef0f05bffc802dd4 100644
--- a/configs/ez80f910200zco/nsh/defconfig
+++ b/configs/ez80f910200zco/nsh/defconfig
@@ -120,6 +120,8 @@ CONFIG_UART1_2STOP=0
 #
 # CONFIG_EZ80_EMAC - Enables support for ez80 EMAC driver.
 # CONFIG_EZ80_FIAD - Provides the MII address of the PHY device
+# CONFIG_EZ80_PHYAM79C874 - Define for Am79c874 PHY
+# CONFIG_EZ80_RAMADDR - Address of internal SRAM (default is 0xffc000)
 # CONFIG_EZ80_PKTBUFSIZE, CONFIG_EZ80_NTXPKTBUFS, and CONFIG_EZ80_NRXPKTBUFS -
 #   The size of one packet buffer and the number of Rx and Tx packet
 #   buffers. This must add up to exactly 8192 bytes.
@@ -132,6 +134,8 @@ CONFIG_UART1_2STOP=0
 #   fully implemented
 CONFIG_EZ80_EMAC=y
 CONFIG_EZ80_FIAD=0x1f
+CONFIG_EZ80_PHYAM79C874=y
+CONFIG_EZ80_RAMADDR=0xf7c000
 CONFIG_EZ80_PKTBUFSIZE=64
 CONFIG_EZ80_NTXPKTBUFS=64
 CONFIG_EZ80_NRXPKTBUFS=64
@@ -247,7 +251,7 @@ CONFIG_DISABLE_POLL=y
 # CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
 #   little smaller if we do not support fieldwidthes
 #
-CONFIG_NOPRINTF_FIELDWIDTH=y
+CONFIG_NOPRINTF_FIELDWIDTH=n
 
 #
 # Allow for architecture optimized implementations
diff --git a/configs/ez80f910200zco/ostest/defconfig b/configs/ez80f910200zco/ostest/defconfig
index 18945d13059f7e1c7e7ed16b86a662ef596c5a64..e5038ab393f0ffa8fcecb74c96d9cea4b4819a36 100644
--- a/configs/ez80f910200zco/ostest/defconfig
+++ b/configs/ez80f910200zco/ostest/defconfig
@@ -119,6 +119,8 @@ CONFIG_UART1_2STOP=0
 #
 # CONFIG_EZ80_EMAC - Enables support for ez80 EMAC driver.
 # CONFIG_EZ80_FIAD - Provides the MII address of the PHY device
+# CONFIG_EZ80_PHYAM79C874 - Define for Am79c874 PHY
+# CONFIG_EZ80_RAMADDR - Address of internal SRAM (default is 0xffc000)
 # CONFIG_EZ80_PKTBUFSIZE, CONFIG_EZ80_NTXPKTBUFS, and CONFIG_EZ80_NRXPKTBUFS -
 #   The size of one packet buffer and the number of Rx and Tx packet
 #   buffers. This must add up to exactly 8192 bytes.
@@ -131,6 +133,8 @@ CONFIG_UART1_2STOP=0
 #   fully implemented
 CONFIG_EZ80_EMAC=n
 CONFIG_EZ80_FIAD=0x1f
+CONFIG_EZ80_PHYAM79C874=y
+CONFIG_EZ80_RAMADDR=0xf7c000
 CONFIG_EZ80_PKTBUFSIZE=64
 CONFIG_EZ80_NTXPKTBUFS=64
 CONFIG_EZ80_NRXPKTBUFS=64
@@ -246,7 +250,7 @@ CONFIG_DISABLE_POLL=y
 # CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
 #   little smaller if we do not support fieldwidthes
 #
-CONFIG_NOPRINTF_FIELDWIDTH=y
+CONFIG_NOPRINTF_FIELDWIDTH=n
 
 #
 # Allow for architecture optimized implementations