aboutsummaryrefslogtreecommitdiff
path: root/arch/m68k/include/asm/nettel.h
blob: 2a7a7667d8074f02323bc113100557b559763289 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
/****************************************************************************/

/*
 *	nettel.h -- Lineo (formerly Moreton Bay) NETtel support.
 *
 *	(C) Copyright 1999-2000, Moreton Bay (www.moretonbay.com)
 * 	(C) Copyright 2000-2001, Lineo Inc. (www.lineo.com) 
 * 	(C) Copyright 2001-2002, SnapGear Inc., (www.snapgear.com) 
 */

/****************************************************************************/
#ifndef	nettel_h
#define	nettel_h
/****************************************************************************/


/****************************************************************************/
#ifdef CONFIG_NETtel
/****************************************************************************/

#ifdef CONFIG_COLDFIRE
#include <asm/coldfire.h>
#include <asm/mcfsim.h>
#include <asm/io.h>
#endif

/*---------------------------------------------------------------------------*/
#if defined(CONFIG_M5307)
/*
 *	NETtel/5307 based hardware first. DTR/DCD lines are wired to
 *	GPIO lines. Most of the LED's are driver through a latch
 *	connected to CS2.
 */
#define	MCFPP_DCD1	0x0001
#define	MCFPP_DCD0	0x0002
#define	MCFPP_DTR1	0x0004
#define	MCFPP_DTR0	0x0008

#define	NETtel_LEDADDR	0x30400000

#ifndef __ASSEMBLY__

extern volatile unsigned short ppdata;

/*
 *	These functions defined to give quasi generic access to the
 *	PPIO bits used for DTR/DCD.
 */
static __inline__ unsigned int mcf_getppdata(void)
{
	volatile unsigned short *pp;
	pp = (volatile unsigned short *) MCFSIM_PADAT;
	return((unsigned int) *pp);
}

static __inline__ void mcf_setppdata(unsigned int mask, unsigned int bits)
{
	volatile unsigned short *pp;
	pp = (volatile unsigned short *) MCFSIM_PADAT;
	ppdata = (ppdata & ~mask) | bits;
	*pp = ppdata;
}
#endif

/*---------------------------------------------------------------------------*/
#elif defined(CONFIG_M5206e)
/*
 *	NETtel/5206e based hardware has leds on latch on CS3.
 *	No support modem for lines??
 */
#define	NETtel_LEDADDR	0x50000000

/*---------------------------------------------------------------------------*/
#elif defined(CONFIG_M5272)
/*
 *	NETtel/5272 based hardware. DTR/DCD lines are wired to GPB lines.
 */
#define	MCFPP_DCD0	0x0080
#define	MCFPP_DCD1	0x0000		/* Port 1 no DCD support */
#define	MCFPP_DTR0	0x0040
#define	MCFPP_DTR1	0x0000		/* Port 1 no DTR support */

#ifndef __ASSEMBLY__
/*
 *	These functions defined to give quasi generic access to the
 *	PPIO bits used for DTR/DCD.
 */
static __inline__ unsigned int mcf_getppdata(void)
{
	return readw(MCFSIM_PBDAT);
}

static __inline__ void mcf_setppdata(unsigned int mask, unsigned int bits)
{
	write((readw(MCFSIM_PBDAT) & ~mask) | bits, MCFSIM_PBDAT);
}
#endif

#endif
/*---------------------------------------------------------------------------*/

/****************************************************************************/
#endif /* CONFIG_NETtel */
/****************************************************************************/
#endif	/* nettel_h */