1 files changed, 10 insertions, 0 deletions
diff --git a/chip/stm32/clock-stm32l.c b/chip/stm32/clock-stm32l.c
index 63805eedda..4d5b1babeb 100644
--- a/chip/stm32/clock-stm32l.c
+++ b/chip/stm32/clock-stm32l.c
@@ -32,6 +32,16 @@ enum clock_osc {
 static int freq;
 static int current_osc;
 
+void enable_sleep(uint32_t mask)
+{
+	/* low power mode not implemented */
+}
+
+void disable_sleep(uint32_t mask)
+{
+	/* low power mode not implemented */
+}
+
 int clock_get_freq(void)
 {
 	return freq;