diff --git a/chip/stm32/build.mk b/chip/stm32/build.mk
index ebce4cf35a..b58953e995 100644
--- a/chip/stm32/build.mk
+++ b/chip/stm32/build.mk
@@ -9,11 +9,12 @@
 # STM32 SoC family has a Cortex-M3 ARM core
 CORE:=cortex-m
 
-chip-y=dma.o gpio.o hwtimer.o power_led.o system.o uart.o
+chip-y=dma.o gpio.o hwtimer.o system.o uart.o
 chip-y+=jtag-$(CHIP_VARIANT).o clock-$(CHIP_VARIANT).o gpio-$(CHIP_VARIANT).o
 chip-$(CONFIG_SPI)+=spi.o
 chip-$(CONFIG_I2C)+=i2c.o
 chip-$(CONFIG_TASK_WATCHDOG)+=watchdog.o
 chip-$(CONFIG_TASK_KEYSCAN)+=keyboard_scan.o
+chip-$(CONFIG_TASK_POWERLED)+=power_led.o
 chip-$(CONFIG_FLASH)+=flash-$(CHIP_VARIANT).o
 chip-$(CONFIG_ADC)+=adc.o
diff --git a/include/power_led.h b/include/power_led.h
index b255c557bb..ccee086f70 100644
--- a/include/power_led.h
+++ b/include/power_led.h
@@ -31,10 +31,16 @@ enum powerled_config {
 	POWERLED_CONFIG_PWM,
 };
 
+#if defined(CONFIG_TASK_POWERLED) || defined(CONFIG_POWER_LED)
 /* Set the power adapter LED to the specified color. */
 int powerled_set(enum powerled_color color);
 
 /* Set the power LED according to the specified state. */
 void powerled_set_state(enum powerled_state state);
 
+#else  /* CONFIG_TASK_POWERLED */
+static inline int powerled_set(enum powerled_color color) { return 0; }
+static inline void powerled_set_state(enum powerled_state state) {}
+#endif /* CONFIG_TASK_POWERLED */
+
 #endif  /* __CROS_EC_POWER_LED_H */