diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h
index 38f156745d53..7e4ddfb076d3 100644
--- a/drivers/bcma/bcma_private.h
+++ b/drivers/bcma/bcma_private.h
@@ -48,7 +48,6 @@ void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc);
 void bcma_core_chipcommon_init(struct bcma_drv_cc *cc);
 void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable);
 #ifdef CONFIG_BCMA_DRIVER_MIPS
-void bcma_chipco_serial_init(struct bcma_drv_cc *cc);
 extern struct platform_device bcma_pflash_dev;
 #endif /* CONFIG_BCMA_DRIVER_MIPS */
 
diff --git a/drivers/bcma/driver_chipcommon.c b/drivers/bcma/driver_chipcommon.c
index 36ee221e298f..bdb73d97da63 100644
--- a/drivers/bcma/driver_chipcommon.c
+++ b/drivers/bcma/driver_chipcommon.c
@@ -15,6 +15,8 @@
 #include <linux/platform_device.h>
 #include <linux/bcma/bcma.h>
 
+static void bcma_chipco_serial_init(struct bcma_drv_cc *cc);
+
 static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset,
 					 u32 mask, u32 value)
 {
@@ -115,6 +117,8 @@ int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc)
 
 void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc)
 {
+	struct bcma_bus *bus = cc->core->bus;
+
 	if (cc->early_setup_done)
 		return;
 
@@ -129,6 +133,9 @@ void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc)
 	if (cc->capabilities & BCMA_CC_CAP_PMU)
 		bcma_pmu_early_init(cc);
 
+	if (IS_BUILTIN(CONFIG_BCM47XX) && bus->hosttype == BCMA_HOSTTYPE_SOC)
+		bcma_chipco_serial_init(cc);
+
 	cc->early_setup_done = true;
 }
 
@@ -314,9 +321,9 @@ u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value)
 	return res;
 }
 
-#ifdef CONFIG_BCMA_DRIVER_MIPS
-void bcma_chipco_serial_init(struct bcma_drv_cc *cc)
+static void bcma_chipco_serial_init(struct bcma_drv_cc *cc)
 {
+#if IS_BUILTIN(CONFIG_BCM47XX)
 	unsigned int irq;
 	u32 baud_base;
 	u32 i;
@@ -358,5 +365,5 @@ void bcma_chipco_serial_init(struct bcma_drv_cc *cc)
 		ports[i].baud_base = baud_base;
 		ports[i].reg_shift = 0;
 	}
+#endif /* CONFIG_BCM47XX */
 }
-#endif /* CONFIG_BCMA_DRIVER_MIPS */
diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c
index 24424f3fef96..a40a203314db 100644
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -337,12 +337,9 @@ static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore)
 
 void bcma_core_mips_early_init(struct bcma_drv_mips *mcore)
 {
-	struct bcma_bus *bus = mcore->core->bus;
-
 	if (mcore->early_setup_done)
 		return;
 
-	bcma_chipco_serial_init(&bus->drv_cc);
 	bcma_core_mips_flash_detect(mcore);
 
 	mcore->early_setup_done = true;