diff --git a/conf/machine/am335x-nmhw21.conf b/conf/machine/am335x-nmhw21.conf
index 57751ac..7fa6745 100644
--- a/conf/machine/am335x-nmhw21.conf
+++ b/conf/machine/am335x-nmhw21.conf
@@ -14,6 +14,10 @@ KERNEL_IMAGETYPE = "fitImage"
 
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot-am335x-nmhw21"
 
+USE_VT = "0"
+
+SERIAL_CONSOLES ?= "115200;ttyS2"
+
 MACHINE_FEATURES += " \
 	toby-l2 \
 	bluetooth \
diff --git a/conf/machine/am335x-nmhw24.conf b/conf/machine/am335x-nmhw24.conf
index cf1f3a7..d044000 100644
--- a/conf/machine/am335x-nmhw24.conf
+++ b/conf/machine/am335x-nmhw24.conf
@@ -14,6 +14,10 @@ KERNEL_IMAGETYPE = "fitImage"
 
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot-am335x-nmhw24"
 
+USE_VT = "0"
+
+SERIAL_CONSOLES ?= "115200;ttyS1"
+
 MACHINE_FEATURES += " \
 	toby-l2 \
 	bluetooth \
diff --git a/conf/machine/am335x-nrhw16.conf b/conf/machine/am335x-nrhw16.conf
index f4abb3d..80397b7 100644
--- a/conf/machine/am335x-nrhw16.conf
+++ b/conf/machine/am335x-nrhw16.conf
@@ -17,6 +17,10 @@ KERNEL_IMAGETYPE = "fitImage"
 
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot-am335x-nrhw16-v2"
 
+USE_VT = "0"
+
+SERIAL_CONSOLES ?= "115200;ttyS1"
+
 MACHINE_FEATURES += " \
     bluetooth \
     tibluetooth \
diff --git a/conf/machine/am335x-nrhw20.conf b/conf/machine/am335x-nrhw20.conf
index 680d020..c2ab580 100644
--- a/conf/machine/am335x-nrhw20.conf
+++ b/conf/machine/am335x-nrhw20.conf
@@ -13,6 +13,10 @@ KERNEL_IMAGETYPE = "fitImage"
 
 PREFERRED_PROVIDER_virtual/bootloader = "u-boot-am335x-nrhw20-v1"
 
+USE_VT = "0"
+
+SERIAL_CONSOLES ?= "115200;ttyS1"
+
 MACHINE_FEATURES += " \
     toby-l2 \
     bluetooth \