diff options
author | Max Krummenacher <max.krummenacher@toradex.com> | 2018-09-26 13:42:55 +0200 |
---|---|---|
committer | Max Krummenacher <max.krummenacher@toradex.com> | 2018-11-08 11:31:54 +0100 |
commit | 02a78261315045011a5a987761d7a76e51b04480 (patch) | |
tree | 9c6cfc1b920681389ab4fe25e5b85cbd123d704b | |
parent | 92ed1faf672e46e3e54b1f41f0b38f533b53b1aa (diff) |
usb/misc/usb3503: use regmap write to set nrd and pds
Using regmap update bits the way it was used is wrong as only additional bits
gets set but no bits would be cleared.
The whole register or NRD and PDS are reserved for those two function.
There are no bits which needs to be preserved in the registers so just
writting the new value is all that is needed.
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
-rw-r--r-- | drivers/usb/misc/usb3503.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c index 81f74654e5a3..77127466f32e 100644 --- a/drivers/usb/misc/usb3503.c +++ b/drivers/usb/misc/usb3503.c @@ -105,8 +105,7 @@ static int usb3503_connect(struct usb3503 *hub) /* 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, + err = regmap_write(hub->regmap, USB3503_PDS, hub->port_off_mask); if (err < 0) { dev_err(dev, "PDS failed (%d)\n", err); @@ -125,8 +124,7 @@ static int usb3503_connect(struct usb3503 *hub) /* NRD : Set non removable ports. */ if (hub->port_nrd) { - err = regmap_update_bits(hub->regmap, USB3503_NRD, - hub->port_nrd, + err = regmap_write(hub->regmap, USB3503_NRD, hub->port_nrd); if (err < 0) { dev_err(dev, "NRD failed (%d)\n", err); |