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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>
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parent
02b1806652
commit
e55c6d06fe
1 changed files with 6 additions and 1 deletions
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@ -64,6 +64,7 @@ static int cdmode = 1;
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static int iuu_cardin;
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static int iuu_cardout;
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static int xmas;
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static int vcc_default = 5;
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static void read_rxcmd_callback(struct urb *urb);
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@ -115,7 +116,7 @@ static int iuu_startup(struct usb_serial *serial)
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kfree(priv);
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return -ENOMEM;
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}
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priv->vcc = 5; /* 5 V for vcc by default */
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priv->vcc = vcc_default;
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spin_lock_init(&priv->lock);
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init_waitqueue_head(&priv->delta_msr_wait);
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usb_set_serial_port_data(serial->port[0], priv);
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@ -1339,3 +1340,7 @@ MODULE_PARM_DESC(clockmode, "Card clock mode (1=3.579 MHz, 2=3.680 MHz, "
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module_param(cdmode, int, S_IRUGO | S_IWUSR);
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MODULE_PARM_DESC(cdmode, "Card detect mode (0=none, 1=CD, 2=!CD, 3=DSR, "
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"4=!DSR, 5=CTS, 6=!CTS, 7=RING, 8=!RING)");
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module_param(vcc_default, int, S_IRUGO | S_IWUSR);
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MODULE_PARM_DESC(vcc_default, "Set default VCC (either 3 for 3.3V or 5 "
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"for 5V). Default to 5.");
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