diff --git a/recipes-phosphor/sensors/phosphor-hwmon/rainier/obmc/hwmon/ahb/apb/bus@1e78a000/i2c-bus@400/max31785@52.conf b/recipes-phosphor/sensors/phosphor-hwmon/rainier/obmc/hwmon/ahb/apb/bus@1e78a000/i2c-bus@400/max31785@52.conf
new file mode 100644
index 0000000..c3b9db1
--- /dev/null
+++ b/recipes-phosphor/sensors/phosphor-hwmon/rainier/obmc/hwmon/ahb/apb/bus@1e78a000/i2c-bus@400/max31785@52.conf
@@ -0,0 +1,25 @@
+LABEL_fan1 = "fan0_0"
+
+LABEL_fan2 = "fan1_0"
+
+LABEL_fan3 = "fan2_0"
+
+LABEL_fan4 = "fan3_0"
+
+LABEL_fan5 = "fan4_0"
+
+LABEL_fan6 = "fan5_0"
+
+LABEL_fan7 = "fan0_1"
+
+LABEL_fan8 = "fan1_1"
+
+LABEL_fan9 = "fan2_1"
+
+LABEL_fan10 = "fan3_1"
+
+LABEL_fan11 = "fan4_1"
+
+LABEL_fan12 = "fan5_1"
+
+TARGET_MODE = "RPM"
diff --git a/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend b/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
index 3eaa70e..5742840 100644
--- a/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
+++ b/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
@@ -73,6 +73,11 @@
                bus@1e78a000/i2c-bus@300/ir35221@71 \
                bus@1e78a000/i2c-bus@500/tmp275@4a \
                "
+
+CHIPS_rainier = " \
+               bus@1e78a000/i2c-bus@400/max31785@52 \
+               "
+
 ITEMSFMT = "ahb/apb/{0}.conf"
 ITEMS = "${@compose_list(d, 'ITEMSFMT', 'CHIPS')}"
 ITEMS_append_mihawk += " iio-hwmon-vdd0.conf"
@@ -104,6 +109,7 @@
 SYSTEMD_ENVIRONMENT_FILE_${PN}_append_ibm-ac-server = " ${@compose_list(d, 'ENVS', 'OCCITEMS')}"
 SYSTEMD_ENVIRONMENT_FILE_${PN}_append_mihawk = " ${@compose_list(d, 'ENVS', 'ITEMS')}"
 SYSTEMD_ENVIRONMENT_FILE_${PN}_append_mihawk = " ${@compose_list(d, 'ENVS', 'OCCITEMS')}"
+SYSTEMD_ENVIRONMENT_FILE_${PN}_append_rainier = " ${@compose_list(d, 'ENVS', 'ITEMS')}"
 
 # Enable and install the max31785-msl package
 PACKAGECONFIG_append_ibm-ac-server = " max31785-msl"