diff --git a/drivers/ssb/driver_chipcommon.c b/drivers/ssb/driver_chipcommon.c
index 7cc03f2..7ea0c0fa 100644
--- a/drivers/ssb/driver_chipcommon.c
+++ b/drivers/ssb/driver_chipcommon.c
@@ -39,12 +39,14 @@
 	ssb_write32(cc->dev, offset, value);
 }
 
-static inline void chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
-					 u32 mask, u32 value)
+static inline u32 chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
+					u32 mask, u32 value)
 {
 	value &= mask;
 	value |= chipco_read32(cc, offset) & ~mask;
 	chipco_write32(cc, offset, value);
+
+	return value;
 }
 
 void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
@@ -355,16 +357,37 @@
 {
 	return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask;
 }
+EXPORT_SYMBOL(ssb_chipco_gpio_in);
 
-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
+u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
 {
-	chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+	return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
 }
+EXPORT_SYMBOL(ssb_chipco_gpio_out);
 
-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
+u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
 {
-	chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+	return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
 }
+EXPORT_SYMBOL(ssb_chipco_gpio_outen);
+
+u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+	return chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value);
+}
+EXPORT_SYMBOL(ssb_chipco_gpio_control);
+
+u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+	return chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value);
+}
+EXPORT_SYMBOL(ssb_chipco_gpio_intmask);
+
+u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+	return chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value);
+}
+EXPORT_SYMBOL(ssb_chipco_gpio_polarity);
 
 #ifdef CONFIG_SSB_SERIAL
 int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
diff --git a/drivers/ssb/driver_extif.c b/drivers/ssb/driver_extif.c
index b1899f4..10c6b28 100644
--- a/drivers/ssb/driver_extif.c
+++ b/drivers/ssb/driver_extif.c
@@ -27,12 +27,14 @@
 	ssb_write32(extif->dev, offset, value);
 }
 
-static inline void extif_write32_masked(struct ssb_extif *extif, u16 offset,
-					u32 mask, u32 value)
+static inline u32 extif_write32_masked(struct ssb_extif *extif, u16 offset,
+				       u32 mask, u32 value)
 {
 	value &= mask;
 	value |= extif_read32(extif, offset) & ~mask;
 	extif_write32(extif, offset, value);
+
+	return value;
 }
 
 #ifdef CONFIG_SSB_SERIAL
@@ -120,16 +122,30 @@
 {
 	return extif_read32(extif, SSB_EXTIF_GPIO_IN) & mask;
 }
+EXPORT_SYMBOL(ssb_extif_gpio_in);
 
-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
+u32 ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
 {
 	return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
 				   mask, value);
 }
+EXPORT_SYMBOL(ssb_extif_gpio_out);
 
-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
+u32 ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
 {
 	return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
 				   mask, value);
 }
+EXPORT_SYMBOL(ssb_extif_gpio_outen);
 
+u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value)
+{
+	return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTPOL, mask, value);
+}
+EXPORT_SYMBOL(ssb_extif_gpio_polarity);
+
+u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value)
+{
+	return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTMASK, mask, value);
+}
+EXPORT_SYMBOL(ssb_extif_gpio_intmask);
diff --git a/include/linux/ssb/ssb_driver_chipcommon.h b/include/linux/ssb/ssb_driver_chipcommon.h
index 8963815..536851b 100644
--- a/include/linux/ssb/ssb_driver_chipcommon.h
+++ b/include/linux/ssb/ssb_driver_chipcommon.h
@@ -390,11 +390,13 @@
 extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
 					  u32 ticks);
 
+/* Chipcommon GPIO pin access. */
 u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
-
-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
-
-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);
 
 #ifdef CONFIG_SSB_SERIAL
 extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
diff --git a/include/linux/ssb/ssb_driver_extif.h b/include/linux/ssb/ssb_driver_extif.h
index 0d7c9bf..91161f0a 100644
--- a/include/linux/ssb/ssb_driver_extif.h
+++ b/include/linux/ssb/ssb_driver_extif.h
@@ -174,11 +174,12 @@
 extern void ssb_extif_watchdog_timer_set(struct ssb_extif *extif,
 					 u32 ticks);
 
+/* Extif GPIO pin access */
 u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask);
-
-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value);
-
-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value);
 
 #ifdef CONFIG_SSB_SERIAL
 extern int ssb_extif_serial_init(struct ssb_extif *extif,