1 files changed, 3 insertions, 3 deletions

diff --git a/firmware/target/arm/s5l8700/ipodnano2g/pmu-target.h b/firmware/target/arm/s5l8700/ipodnano2g/pmu-target.h
index 53f4dacc1b..40618c4447 100644
--- a/firmware/target/arm/s5l8700/ipodnano2g/pmu-target.h
+++ b/firmware/target/arm/s5l8700/ipodnano2g/pmu-target.h
@@ -25,9 +25,9 @@
 #include "config.h"
 
 unsigned char pmu_read(int address);
-void pmu_write(int address, unsigned char val);
-void pmu_read_multiple(int address, int count, unsigned char* buffer);
-void pmu_write_multiple(int address, int count, unsigned char* buffer);
+int pmu_write(int address, unsigned char val);
+int pmu_read_multiple(int address, int count, unsigned char* buffer);
+int pmu_write_multiple(int address, int count, unsigned char* buffer);
 int pmu_read_adc(unsigned int adc);
 int pmu_read_battery_voltage(void);
 int pmu_read_battery_current(void);