diff options
| author | Olivier Bornet <Olivier.Bornet@puck.ch> | 2009-08-18 21:05:57 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-23 06:46:36 -0700 |
| commit | e55c6d06fead7e58b7c597fd9afc46a88ef740e6 (patch) | |
| tree | 0c485e4ff930a5a7204a68447fc7bb0387b9d605 /drivers/usb/serial/iuu_phoenix.c | |
| parent | 02b180665279df9de6b121ce0b4d42ce4f04c411 (diff) | |
USB: iuu_phoenix: add a way to select the default VCC
Using the module parameter vcc_default, you can choose the default VCC value.
Signed-off-by: Olivier Bornet <Olivier.Bornet@puck.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/iuu_phoenix.c')
| -rw-r--r-- | drivers/usb/serial/iuu_phoenix.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c index 0b1a74e7be50..e6e02b178d2b 100644 --- a/drivers/usb/serial/iuu_phoenix.c +++ b/drivers/usb/serial/iuu_phoenix.c @@ -64,6 +64,7 @@ static int cdmode = 1; static int iuu_cardin; static int iuu_cardout; static int xmas; +static int vcc_default = 5; static void read_rxcmd_callback(struct urb *urb); @@ -115,7 +116,7 @@ static int iuu_startup(struct usb_serial *serial) kfree(priv); return -ENOMEM; } - priv->vcc = 5; /* 5 V for vcc by default */ + priv->vcc = vcc_default; spin_lock_init(&priv->lock); init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(serial->port[0], priv); @@ -1339,3 +1340,7 @@ MODULE_PARM_DESC(clockmode, "Card clock mode (1=3.579 MHz, 2=3.680 MHz, " module_param(cdmode, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(cdmode, "Card detect mode (0=none, 1=CD, 2=!CD, 3=DSR, " "4=!DSR, 5=CTS, 6=!CTS, 7=RING, 8=!RING)"); + +module_param(vcc_default, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(vcc_default, "Set default VCC (either 3 for 3.3V or 5 " + "for 5V). Default to 5."); |