linux/drivers/net/irda/ep7211-sir.c

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/*
* IR port driver for the Cirrus Logic CLPS711X processors
*
* Copyright 2001, Blue Mug Inc. All rights reserved.
* Copyright 2007, Samuel Ortiz <samuel@sortiz.org>
*/
#include <linux/module.h>
#include <linux/platform_device.h>
#include <mach/hardware.h>
#include "sir-dev.h"
static int clps711x_dongle_open(struct sir_dev *dev)
{
unsigned int syscon;
/* Turn on the SIR encoder. */
syscon = clps_readl(SYSCON1);
syscon |= SYSCON1_SIREN;
clps_writel(syscon, SYSCON1);
return 0;
}
static int clps711x_dongle_close(struct sir_dev *dev)
{
unsigned int syscon;
/* Turn off the SIR encoder. */
syscon = clps_readl(SYSCON1);
syscon &= ~SYSCON1_SIREN;
clps_writel(syscon, SYSCON1);
return 0;
}
static struct dongle_driver clps711x_dongle = {
.owner = THIS_MODULE,
.driver_name = "EP7211 IR driver",
.type = IRDA_EP7211_DONGLE,
.open = clps711x_dongle_open,
.close = clps711x_dongle_close,
};
static int clps711x_sir_probe(struct platform_device *pdev)
{
return irda_register_dongle(&clps711x_dongle);
}
static int clps711x_sir_remove(struct platform_device *pdev)
{
return irda_unregister_dongle(&clps711x_dongle);
}
static struct platform_driver clps711x_sir_driver = {
.driver = {
.name = "sir-clps711x",
.owner = THIS_MODULE,
},
.probe = clps711x_sir_probe,
.remove = clps711x_sir_remove,
};
module_platform_driver(clps711x_sir_driver);
MODULE_AUTHOR("Samuel Ortiz <samuel@sortiz.org>");
MODULE_DESCRIPTION("EP7211 IR dongle driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS("irda-dongle-13"); /* IRDA_EP7211_DONGLE */