diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index b932314ea..b405931cb 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -1650,7 +1650,7 @@ PLAY_FUNCTION(playValue, uint8_t idx)
     case MIXSRC_FIRST_TELEM+TELEM_TM2-1:
       PLAY_DURATION(val, 0);
       break;
-#if defined(CPUARM)
+#if defined(CPUARM) && defined(FRSKY)
     case MIXSRC_FIRST_TELEM+TELEM_SWR-1:
       PLAY_NUMBER(val, 0, 0);
       break;
diff --git a/radio/src/targets/sky9x/coproc_driver.cpp b/radio/src/targets/sky9x/coproc_driver.cpp
index 65c229c3c..4367482a7 100644
--- a/radio/src/targets/sky9x/coproc_driver.cpp
+++ b/radio/src/targets/sky9x/coproc_driver.cpp
@@ -47,7 +47,7 @@ int8_t Coproc_maxtemp=-127 ;
 int8_t Coproc_valid ;
 bool get_onlytemp;
 #if !defined(SIMU)
-static uint8_t *Twi_read_address ;
+// TODO not used? static uint8_t *Twi_read_address ;
 #endif
 static uint8_t TwiOperation ;