meta-quanta: q71l: add prefixes to phosphor-hwmon

Add prefixes to phosphor-hwmon variables so they won't interfere with
other machines variables of the same name.

Change-Id: Ie202ad1232cbb358e5f679c02e028f26dfbbd302
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/meta-q71l/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend b/meta-q71l/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
index 19365c2..6da5ccb 100644
--- a/meta-q71l/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
+++ b/meta-q71l/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
@@ -4,14 +4,16 @@
 
 # More conf files can be added as sensors are added.
 
-ITEMS = "pwm-tacho-controller@1e786000.conf"
+Q71L_ITEMS = "pwm-tacho-controller@1e786000.conf"
 
-TEMPS = "tmp75@4c tmp75@4e tmp75@4f"
-TEMPBASE = "ahb/apb/i2c@1e78a000/i2c-bus@80/{0}.conf"
-ITEMS += "${@compose_list(d, 'TEMPBASE', 'TEMPS')}"
-ITEMS += "iio-hwmon.conf"
+Q71L_TEMPS = "tmp75@4c tmp75@4e tmp75@4f"
+Q71L_TEMPBASE = "ahb/apb/i2c@1e78a000/i2c-bus@80/{0}.conf"
+
+Q71L_ITEMS += "${@compose_list(d, 'Q71L_TEMPBASE', 'Q71L_TEMPS')}"
+
+Q71L_ITEMS += "iio-hwmon.conf"
 
 ENVS = "obmc/hwmon/{0}"
-SYSTEMD_ENVIRONMENT_FILE_${PN}_append_quanta-q71l := " ${@compose_list(d, 'ENVS', 'ITEMS')}"
+SYSTEMD_ENVIRONMENT_FILE_${PN}_append_quanta-q71l := " ${@compose_list(d, 'ENVS', 'Q71L_ITEMS')}"
 
 EXTRA_OECONF_append_quanta-q71l = " --enable-negative-errno-on-fail"