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Diffstat (limited to 'drivers/net/irda/litelink.c')
-rw-r--r--drivers/net/irda/litelink.c179
1 files changed, 0 insertions, 179 deletions
diff --git a/drivers/net/irda/litelink.c b/drivers/net/irda/litelink.c
deleted file mode 100644
index 7db11431d0f..00000000000
--- a/drivers/net/irda/litelink.c
+++ /dev/null
@@ -1,179 +0,0 @@
-/*********************************************************************
- *
- * Filename: litelink.c
- * Version: 1.1
- * Description: Driver for the Parallax LiteLink dongle
- * Status: Stable
- * Author: Dag Brattli <dagb@cs.uit.no>
- * Created at: Fri May 7 12:50:33 1999
- * Modified at: Fri Dec 17 09:14:23 1999
- * Modified by: Dag Brattli <dagb@cs.uit.no>
- *
- * Copyright (c) 1999 Dag Brattli, All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- ********************************************************************/
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/tty.h>
-#include <linux/init.h>
-
-#include <net/irda/irda.h>
-#include <net/irda/irda_device.h>
-
-#define MIN_DELAY 25 /* 15 us, but wait a little more to be sure */
-#define MAX_DELAY 10000 /* 1 ms */
-
-static void litelink_open(dongle_t *self, struct qos_info *qos);
-static void litelink_close(dongle_t *self);
-static int litelink_change_speed(struct irda_task *task);
-static int litelink_reset(struct irda_task *task);
-
-/* These are the baudrates supported */
-static __u32 baud_rates[] = { 115200, 57600, 38400, 19200, 9600 };
-
-static struct dongle_reg dongle = {
- .type = IRDA_LITELINK_DONGLE,
- .open = litelink_open,
- .close = litelink_close,
- .reset = litelink_reset,
- .change_speed = litelink_change_speed,
- .owner = THIS_MODULE,
-};
-
-static int __init litelink_init(void)
-{
- return irda_device_register_dongle(&dongle);
-}
-
-static void __exit litelink_cleanup(void)
-{
- irda_device_unregister_dongle(&dongle);
-}
-
-static void litelink_open(dongle_t *self, struct qos_info *qos)
-{
- qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200;
- qos->min_turn_time.bits = 0x7f; /* Needs 0.01 ms */
-}
-
-static void litelink_close(dongle_t *self)
-{
- /* Power off dongle */
- self->set_dtr_rts(self->dev, FALSE, FALSE);
-}
-
-/*
- * Function litelink_change_speed (task)
- *
- * Change speed of the Litelink dongle. To cycle through the available
- * baud rates, pulse RTS low for a few ms.
- */
-static int litelink_change_speed(struct irda_task *task)
-{
- dongle_t *self = (dongle_t *) task->instance;
- __u32 speed = (__u32) task->param;
- int i;
-
- /* Clear RTS to reset dongle */
- self->set_dtr_rts(self->dev, TRUE, FALSE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
-
- /* Go back to normal mode */
- self->set_dtr_rts(self->dev, TRUE, TRUE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
-
- /* Cycle through avaiable baudrates until we reach the correct one */
- for (i=0; i<5 && baud_rates[i] != speed; i++) {
- /* Set DTR, clear RTS */
- self->set_dtr_rts(self->dev, FALSE, TRUE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
-
- /* Set DTR, Set RTS */
- self->set_dtr_rts(self->dev, TRUE, TRUE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
- }
- irda_task_next_state(task, IRDA_TASK_DONE);
-
- return 0;
-}
-
-/*
- * Function litelink_reset (task)
- *
- * Reset the Litelink type dongle.
- *
- */
-static int litelink_reset(struct irda_task *task)
-{
- dongle_t *self = (dongle_t *) task->instance;
-
- /* Power on dongle */
- self->set_dtr_rts(self->dev, TRUE, TRUE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
-
- /* Clear RTS to reset dongle */
- self->set_dtr_rts(self->dev, TRUE, FALSE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
-
- /* Go back to normal mode */
- self->set_dtr_rts(self->dev, TRUE, TRUE);
-
- /* Sleep a minimum of 15 us */
- udelay(MIN_DELAY);
-
- /* This dongles speed defaults to 115200 bps */
- self->speed = 115200;
-
- irda_task_next_state(task, IRDA_TASK_DONE);
-
- return 0;
-}
-
-MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>");
-MODULE_DESCRIPTION("Parallax Litelink dongle driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("irda-dongle-5"); /* IRDA_LITELINK_DONGLE */
-
-/*
- * Function init_module (void)
- *
- * Initialize Litelink module
- *
- */
-module_init(litelink_init);
-
-/*
- * Function cleanup_module (void)
- *
- * Cleanup Litelink module
- *
- */
-module_exit(litelink_cleanup);