diff --git a/[refs] b/[refs]
index 2e4a2c22e2b8..33604ab8d283 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ea3488f4696fe22811eb19bee7088b732d3f8fe0
+refs/heads/master: 3e8bb507edfb44dfb8b0e06574826e34a8f6291d
diff --git a/trunk/drivers/bcma/driver_chipcommon.c b/trunk/drivers/bcma/driver_chipcommon.c
index 0945383c2271..994fce65f77d 100644
--- a/trunk/drivers/bcma/driver_chipcommon.c
+++ b/trunk/drivers/bcma/driver_chipcommon.c
@@ -108,6 +108,10 @@ u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value)
 	return res;
 }
 
+/*
+ * If the bit is set to 0, chipcommon controlls this GPIO,
+ * if the bit is set to 1, it is used by some part of the chip and not our code.
+ */
 u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value)
 {
 	unsigned long flags;