From 3e8bb507edfb44dfb8b0e06574826e34a8f6291d Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Tue, 20 Nov 2012 22:24:29 +0000 Subject: [PATCH] bcma: add comment to bcma_chipco_gpio_control Add description to the function. Signed-off-by: Hauke Mehrtens Patchwork: http://patchwork.linux-mips.org/patch/4588 Acked-by: Florian Fainelli --- 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 0945383c2271..994fce65f77d 100644 --- a/drivers/bcma/driver_chipcommon.c +++ b/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;