Add description to the function.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
drivers/bcma/driver_chipcommon.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/bcma/driver_chipcommon.c b/drivers/bcma/driver_chipcommon.c
index f3c736a..67a1c6b 100644
--- a/drivers/bcma/driver_chipcommon.c
+++ b/drivers/bcma/driver_chipcommon.c
@@ -115,6 +115,10 @@ 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;
--
1.7.10.4
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