diff --git a/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable.sh b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable.sh
new file mode 100644
index 0000000..c46c936
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+i2cset -y 4 0x70 0x01 0x80 b    # VDD 0
+i2cset -y 4 0x70 0x00 0x01 b    # VCS 0  - PAGE set
+i2cset -y 4 0x70 0x01 0x80 b    # VCS 0
+i2cset -y 4 0x70 0x00 0x00 b    # VCS 0  - PAGE reset
+i2cset -y 4 0x73 0x01 0x80 b    # VDN 0
+i2cset -y 5 0x70 0x01 0x80 b    # VDD 1
+i2cset -y 5 0x70 0x00 0x01 b    # VCS 1  - PAGE set
+i2cset -y 5 0x70 0x01 0x80 b    # VCS 1
+i2cset -y 5 0x70 0x00 0x00 b    # VCS 1  - PAGE reset
+i2cset -y 5 0x73 0x01 0x80 b    # VDN 1
diff --git a/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service
new file mode 100644
index 0000000..1970f00
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service
@@ -0,0 +1,14 @@
+[Unit]
+Description=Disable the AVS bus on the VRMs
+Wants=avsbus-workaround@%i.service
+After=avsbus-workaround@%i.service
+Before=vrm-control@%i.service
+Conflicts=obmc-chassis-stop@%i.target
+
+[Service]
+ExecStart={bindir}/avsbus-disable.sh
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-chassis-start@%i.target
diff --git a/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh
new file mode 100644
index 0000000..d47d638
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+i2cset -y 4 0x70 0x01 0xB0 b    # VDD 0
+i2cset -y 4 0x70 0x00 0x01 b    # VCS 0  - PAGE set
+i2cset -y 4 0x70 0x01 0xB0 b    # VCS 0
+i2cset -y 4 0x70 0x00 0x00 b    # VCS 0  - PAGE reset
+i2cset -y 4 0x73 0x01 0xB0 b    # VDN 0
+i2cset -y 5 0x70 0x01 0xB0 b    # VDD 1
+i2cset -y 5 0x70 0x00 0x01 b    # VCS 1  - PAGE set
+i2cset -y 5 0x70 0x01 0xB0 b    # VCS 1
+i2cset -y 5 0x70 0x00 0x00 b    # VCS 1  - PAGE reset
+i2cset -y 5 0x73 0x01 0xB0 b    # VDN 1
diff --git a/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-enable@.service b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-enable@.service
new file mode 100644
index 0000000..464287b
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-enable@.service
@@ -0,0 +1,15 @@
+[Unit]
+Description=Enable the AVS bus on VRMs
+Wants=vrm-control@%i.service
+After=vrm-control@%i.service
+Wants=obmc-power-start-pre@%i.target
+Before=obmc-power-start-pre@%i.target
+Conflicts=obmc-chassis-stop@%i.target
+
+[Service]
+ExecStart={bindir}/avsbus-enable.sh
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-chassis-start@%i.target
diff --git a/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround.sh b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround.sh
new file mode 100644
index 0000000..75ec8ca
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+i2cset -y 4 0x28 0x2E 0x23 b # VDD/VCS 0
+i2cset -y 4 0x2B 0x2E 0x23 b # VDN 0
+i2cset -y 5 0x28 0x2E 0x23 b # VDD/VCS 1
+i2cset -y 5 0x2B 0x2E 0x23 b # VDN 1
+
diff --git a/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround@.service b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround@.service
new file mode 100644
index 0000000..92d1c9f
--- /dev/null
+++ b/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround@.service
@@ -0,0 +1,14 @@
+[Unit]
+Description=Perform AVS bus workaround on VRMs
+Wants=obmc-power-start-pre@%i.target
+Before=obmc-power-start-pre@%i.target
+Before=avsbus-disable@%i.service
+Conflicts=obmc-chassis-stop@%i.target
+
+[Service]
+ExecStart={bindir}/avsbus-workaround.sh
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-chassis-start@%i.target