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authorTobias Jakobi <tjakobi@math.uni-bielefeld.de>2014-09-05 07:19:48 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-23 22:15:18 -0700
commit4463e1526780ad1c4a15ef5d68cdc19315303d44 (patch)
treeb32909904006e02fd333aa64087539c751e5362c /drivers/usb
parent3717c5c9b9ddebcc8c3c612faf395767d462662c (diff)
usb3503: clarify what the registers 'PDS' and 'CFG1' really do
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>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/misc/usb3503.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
index 0819a2e4764e..ae7e1206ca54 100644
--- a/drivers/usb/misc/usb3503.c
+++ b/drivers/usb/misc/usb3503.c
@@ -98,7 +98,7 @@ static int usb3503_connect(struct usb3503 *hub)
return err;
}
- /* PDS : Disable For Self Powered Operation */
+ /* PDS : Set the ports which are disabled in self-powered mode. */
if (hub->port_off_mask) {
err = regmap_update_bits(hub->regmap, USB3503_PDS,
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,
USB3503_SELF_BUS_PWR,
USB3503_SELF_BUS_PWR);