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usb3503: clarify what the registers 'PDS' and 'CFG1' really do

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The current comment sounds like you have to disable some of
the ports to be able to use self-powered mode. This is
misleading, so change the wording to reflect this.

Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tobias Jakobi 2014-09-05 07:19:48 +02:00 committed by Greg Kroah-Hartman
parent 3717c5c9b9
commit 4463e15267
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/misc/usb3503.c
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@ -98,7 +98,7 @@ static int usb3503_connect(struct usb3503 *hub)
return err; return err;
} }
/* PDS : Disable For Self Powered Operation */ /* PDS : Set the ports which are disabled in self-powered mode. */
if (hub->port_off_mask) { if (hub->port_off_mask) {
err = regmap_update_bits(hub->regmap, USB3503_PDS, err = regmap_update_bits(hub->regmap, USB3503_PDS,
hub->port_off_mask, hub->port_off_mask,
@ -109,7 +109,7 @@ static int usb3503_connect(struct usb3503 *hub)
} }
} }
/* CFG1 : SELF_BUS_PWR -> Self-Powerd operation */ /* CFG1 : Set SELF_BUS_PWR, this enables self-powered operation. */
err = regmap_update_bits(hub->regmap, USB3503_CFG1, err = regmap_update_bits(hub->regmap, USB3503_CFG1,
USB3503_SELF_BUS_PWR, USB3503_SELF_BUS_PWR,
USB3503_SELF_BUS_PWR); USB3503_SELF_BUS_PWR);