1 files changed, 4 insertions, 0 deletions
diff --git a/os/hal/src/pwm.c b/os/hal/src/pwm.c
index f026a62ef..0e4062124 100644
--- a/os/hal/src/pwm.c
+++ b/os/hal/src/pwm.c
@@ -27,6 +27,8 @@
 #include "ch.h"
 #include "hal.h"
 
+#if CH_HAL_USE_PWM || defined(__DOXYGEN__)
+
 /**
  * @brief PWM Driver initialization.
  */
@@ -148,4 +150,6 @@ void pwmDisableChannel(PWMDriver *pwmp, pwmchannel_t channel) {
   chSysUnlock();
 }
 
+#endif /* CH_HAL_USE_PWM */
+
 /** @} */