summaryrefslogtreecommitdiff
path: root/include/fsl_esdhc.h
blob: d921b3d630f31193de6ffbddb5d9a569cfba9216 (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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
/*
 * FSL SD/MMC Defines
 *-------------------------------------------------------------------
 *
 * (C) Copyright 2008-2010 Freescale Semiconductor, Inc.
 * Copyright 2007-2010, Freescale Semiconductor, Inc
 *
 * 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
 *
 *-------------------------------------------------------------------
 *
 */

#ifndef  __FSL_ESDHC_H__
#define	__FSL_ESDHC_H__

#include <asm/errno.h>

/* FSL eSDHC-specific constants */
#define SYSCTL			0x0002e02c
#define SYSCTL_RSTA		0x01000000
#define SYSCTL_INITA		0x08000000
#define SYSCTL_TIMEOUT_MASK	0x000f0000
#define SYSCTL_CLOCK_MASK	0x0000fff0
#define SYSCTL_SDCLKEN		0x00000008
#define SYSCTL_PEREN		0x00000004
#define SYSCTL_HCKEN		0x00000002
#define SYSCTL_IPGEN		0x00000001

#define IRQSTAT			0x0002e030
#define IRQSTAT_DMAE		(0x10000000)
#define IRQSTAT_AC12E		(0x01000000)
#define IRQSTAT_DEBE		(0x00400000)
#define IRQSTAT_DCE		(0x00200000)
#define IRQSTAT_DTOE		(0x00100000)
#define IRQSTAT_CIE		(0x00080000)
#define IRQSTAT_CEBE		(0x00040000)
#define IRQSTAT_CCE		(0x00020000)
#define IRQSTAT_CTOE		(0x00010000)
#define IRQSTAT_CINT		(0x00000100)
#define IRQSTAT_CRM		(0x00000080)
#define IRQSTAT_CINS		(0x00000040)
#define IRQSTAT_BRR		(0x00000020)
#define IRQSTAT_BWR		(0x00000010)
#define IRQSTAT_DINT		(0x00000008)
#define IRQSTAT_BGE		(0x00000004)
#define IRQSTAT_TC		(0x00000002)
#define IRQSTAT_CC		(0x00000001)

#define CMD_ERR		(IRQSTAT_CIE | IRQSTAT_CEBE | IRQSTAT_CCE)
#define DATA_ERR	(IRQSTAT_DEBE | IRQSTAT_DCE | IRQSTAT_DTOE)

#define IRQSTATEN		0x0002e034
#define IRQSTATEN_DMAE		(0x10000000)
#define IRQSTATEN_AC12E		(0x01000000)
#define IRQSTATEN_DEBE		(0x00400000)
#define IRQSTATEN_DCE		(0x00200000)
#define IRQSTATEN_DTOE		(0x00100000)
#define IRQSTATEN_CIE		(0x00080000)
#define IRQSTATEN_CEBE		(0x00040000)
#define IRQSTATEN_CCE		(0x00020000)
#define IRQSTATEN_CTOE		(0x00010000)
#define IRQSTATEN_CINT		(0x00000100)
#define IRQSTATEN_CRM		(0x00000080)
#define IRQSTATEN_CINS		(0x00000040)
#define IRQSTATEN_BRR		(0x00000020)
#define IRQSTATEN_BWR		(0x00000010)
#define IRQSTATEN_DINT		(0x00000008)
#define IRQSTATEN_BGE		(0x00000004)
#define IRQSTATEN_TC		(0x00000002)
#define IRQSTATEN_CC		(0x00000001)

#define PRSSTAT			0x0002e024
#define PRSSTAT_CLSL		(0x00800000)
#define PRSSTAT_WPSPL		(0x00080000)
#define PRSSTAT_CDPL		(0x00040000)
#define PRSSTAT_CINS		(0x00010000)
#define PRSSTAT_BREN		(0x00000800)
#define PRSSTAT_SDSTB		(0x00000008)
#define PRSSTAT_DLA		(0x00000004)
#define PRSSTAT_CICHB		(0x00000002)
#define PRSSTAT_CIDHB		(0x00000001)

#define PROCTL			0x0002e028
#define PROCTL_INIT		0x00000020
#define PROCTL_DTW_4		0x00000002
#define PROCTL_DTW_8		0x00000004
#define PROCTL_D3CD		0x00000008

#define CMDARG			0x0002e008

#define XFERTYP			0x0002e00c
#define XFERTYP_CMD(x)		((x & 0x3f) << 24)
#define XFERTYP_CMDTYP_NORMAL	0x0
#define XFERTYP_CMDTYP_SUSPEND	0x00400000
#define XFERTYP_CMDTYP_RESUME	0x00800000
#define XFERTYP_CMDTYP_ABORT	0x00c00000
#define XFERTYP_DPSEL		0x00200000
#define XFERTYP_CICEN		0x00100000
#define XFERTYP_CCCEN		0x00080000
#define XFERTYP_RSPTYP_NONE	0
#define XFERTYP_RSPTYP_136	0x00010000
#define XFERTYP_RSPTYP_48	0x00020000
#define XFERTYP_RSPTYP_48_BUSY	0x00030000
#define XFERTYP_MSBSEL		0x00000020
#define XFERTYP_DTDSEL		0x00000010
#define XFERTYP_AC12EN		0x00000004
#define XFERTYP_BCEN		0x00000002
#define XFERTYP_DMAEN		0x00000001

#define CINS_TIMEOUT		1000

#define DSADDR		0x2e004

#define CMDRSP0		0x2e010
#define CMDRSP1		0x2e014
#define CMDRSP2		0x2e018
#define CMDRSP3		0x2e01c

#define DATPORT		0x2e020

#define WML		0x2e044
#define WML_WRITE	0x00010000

#define BLKATTR		0x2e004
#define BLKATTR_CNT(x)	((x & 0xffff) << 16)
#define BLKATTR_SIZE(x)	(x & 0x1fff)
#define MAX_BLK_CNT	0xffff	/* so malloc will have enough room with 32M */

#define ESDHC_HOSTCAPBLT_VS18	0x04000000
#define ESDHC_HOSTCAPBLT_VS30	0x02000000
#define ESDHC_HOSTCAPBLT_VS33	0x01000000
#define ESDHC_HOSTCAPBLT_SRS	0x00800000
#define ESDHC_HOSTCAPBLT_DMAS	0x00400000
#define ESDHC_HOSTCAPBLT_HSS	0x00200000

#if defined(CONFIG_FSL_ESDHC) || defined(CONFIG_IMX_MMC)
int fsl_esdhc_mmc_init(bd_t *bis);
void fdt_fixup_esdhc(void *blob, bd_t *bd);
#else
static inline int fsl_esdhc_mmc_init(bd_t *bis) { return -ENOSYS; }
static inline void fdt_fixup_esdhc(void *blob, bd_t *bd) {}
#endif /* CONFIG_FSL_ESDHC */

#endif  /* __FSL_ESDHC_H__ */