diff --git a/src/drivers/genesyslogic/gl9755/gl9755.c b/src/drivers/genesyslogic/gl9755/gl9755.c
index 6dfac47293..a5778e3924 100644
--- a/src/drivers/genesyslogic/gl9755/gl9755.c
+++ b/src/drivers/genesyslogic/gl9755/gl9755.c
@@ -28,6 +28,9 @@ static void gl9755_enable(struct device *dev)
 	reg |= CFG2_LAT_L1_64US;
 	pci_write_config32(dev, CFG2, reg);
 
+	/* Turn off debug mode to enable SCP/OCP */
+	pci_and_config32(dev, CFG3, ~SCP_DEBUG);
+
 	/* Set Vendor Config to be non-configurable */
 	pci_and_config32(dev, CFG, ~CFG_EN);
 }
diff --git a/src/drivers/genesyslogic/gl9755/gl9755.h b/src/drivers/genesyslogic/gl9755/gl9755.h
index aa20a527f2..bc347fb16b 100644
--- a/src/drivers/genesyslogic/gl9755/gl9755.h
+++ b/src/drivers/genesyslogic/gl9755/gl9755.h
@@ -15,5 +15,7 @@
 #define   SNOOP_SCALE		(0x3 << 10)
 #define   NO_SNOOP_VALUE	(0x25 << 16)
 #define   NO_SNOOP_SCALE	(0x3 << 26)
+#define CFG3			0x70
+#define	  SCP_DEBUG		(0x1 << 19)
 
 #endif /* DRIVERS_GENESYSLOGIC_GL9755_H */