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Commit e97e2ddf authored by Samuel Ortiz's avatar Samuel Ortiz Committed by David S. Miller
Browse files

[IrDA]: EP7211 IR driver port to the latest SIR API 



The EP7211 SIR driver was the only one left without a new SIR API port.

Signed-off-by: default avatarSamuel Ortiz <samuel@sortiz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 22e1fb25

drivers/net/irda/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -155,6 +155,15 @@ config KINGSUN_DONGLE 
	  To compile it as a module, choose M here: the module will be called

	  kingsun-sir.



config EP7211_DONGLE

	tristate "EP7211 I/R support"

	depends on IRTTY_SIR && ARCH_EP7211 && IRDA && EXPERIMENTAL

	help

	  Say Y here if you want to build support for the Cirrus logic

	  EP7211 chipset's infrared module.







comment "Old SIR device drivers"



config IRPORT_SIR

drivers/net/irda/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ obj-$(CONFIG_MCP2120_DONGLE) += mcp2120-sir.o 
obj-$(CONFIG_ACT200L_DONGLE)	+= act200l-sir.o

obj-$(CONFIG_MA600_DONGLE)	+= ma600-sir.o

obj-$(CONFIG_TOIM3232_DONGLE)	+= toim3232-sir.o

obj-$(CONFIG_EP7211_DONGLE)	+= ep7211-sir.o

obj-$(CONFIG_KINGSUN_DONGLE)	+= kingsun-sir.o



# The SIR helper module

drivers/net/irda/ep7211-sir.c

0 → 100644
+89 −0
Original line number Diff line number Diff line 
/*

 * IR port driver for the Cirrus Logic EP7211 processor.

 *

 * Copyright 2001, Blue Mug Inc.  All rights reserved.

 * Copyright 2007, Samuel Ortiz <samuel@sortiz.org>

 */

#include <linux/module.h>

#include <linux/delay.h>

#include <linux/tty.h>

#include <linux/init.h>

#include <linux/spinlock.h>



#include <net/irda/irda.h>

#include <net/irda/irda_device.h>



#include <asm/io.h>

#include <asm/hardware.h>



#include "sir-dev.h"



#define MIN_DELAY 25      /* 15 us, but wait a little more to be sure */

#define MAX_DELAY 10000   /* 1 ms */



static int ep7211_open(struct sir_dev *dev);

static int ep7211_close(struct sir_dev *dev);

static int ep7211_change_speed(struct sir_dev *dev, unsigned speed);

static int ep7211_reset(struct sir_dev *dev);



static struct dongle_driver ep7211 = {

	.owner		= THIS_MODULE,

	.driver_name	= "EP7211 IR driver",

	.type		= IRDA_EP7211_DONGLE,

	.open		= ep7211_open,

	.close		= ep7211_close,

	.reset		= ep7211_reset,

	.set_speed	= ep7211_change_speed,

};



static int __init ep7211_sir_init(void)

{

	return irda_register_dongle(&ep7211);

}



static void __exit ep7211_sir_cleanup(void)

{

	irda_unregister_dongle(&ep7211);

}



static int ep7211_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 ep7211_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 int ep7211_change_speed(struct sir_dev *dev, unsigned speed)

{

	return 0;

}



static int ep7211_reset(struct sir_dev *dev)

{

	return 0;

}



MODULE_AUTHOR("Samuel Ortiz <samuel@sortiz.org>");

MODULE_DESCRIPTION("EP7211 IR dongle driver");

MODULE_LICENSE("GPL");

MODULE_ALIAS("irda-dongle-13"); /* IRDA_EP7211_DONGLE */



module_init(ep7211_sir_init);

module_exit(ep7211_sir_cleanup);

include/linux/irda.h

+1 −0
Original line number Diff line number Diff line
@@ -77,6 +77,7 @@ typedef enum { 
	IRDA_ACT200L_DONGLE      = 10,

	IRDA_MA600_DONGLE        = 11,

	IRDA_TOIM3232_DONGLE     = 12,

	IRDA_EP7211_DONGLE       = 13,

} IRDA_DONGLE;



/* Protocol types to be used for SOCK_DGRAM */