1 files changed, 3 insertions, 0 deletions

diff --git a/firmware/target/arm/tcc77x/adc-tcc77x.c b/firmware/target/arm/tcc77x/adc-tcc77x.c
index 37bd15398b..f48528639e 100644
--- a/firmware/target/arm/tcc77x/adc-tcc77x.c
+++ b/firmware/target/arm/tcc77x/adc-tcc77x.c
@@ -104,6 +104,9 @@ unsigned short adc_read(int channel)
 
 void adc_init(void)
 {
+    /* Initialize ADC clocks */
+    PCLKCFG6 = (PCLKCFG6 & 0xffff0000) | 4004;
+
     ADCCON = (1<<4);         /* Leave standby mode */
 
     /* IRQ enable, auto power-down, single-mode */