blob: c2ab0e2df4ae1f20d3d1ec294ef8dfb7bea0455b (
plain) (
blame)
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
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/*
* AMD Alchemy Semi PB1550 Referrence Board
* Board Registers defines.
*
* Copyright 2004 Embedded Edge LLC.
* Copyright 2005 Ralf Baechle (ralf@linux-mips.org)
*
* ########################################################################
*
* This program is free software; you can distribute it and/or modify it
* under the terms of the GNU General Public License (Version 2) as
* published by the Free Software Foundation.
*
* This program is distributed in the hope 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 __ASM_PB1550_H
#define __ASM_PB1550_H
#include <linux/types.h>
#include <asm/mach-au1x00/au1xxx_psc.h>
#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
#define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC3_TX
#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC3_RX
#define SPI_PSC_BASE PSC0_BASE_ADDR
#define AC97_PSC_BASE PSC1_BASE_ADDR
#define SMBUS_PSC_BASE PSC2_BASE_ADDR
#define I2S_PSC_BASE PSC3_BASE_ADDR
#define BCSR_PHYS_ADDR 0xAF000000
typedef volatile struct
{
/*00*/ u16 whoami;
u16 reserved0;
/*04*/ u16 status;
u16 reserved1;
/*08*/ u16 switches;
u16 reserved2;
/*0C*/ u16 resets;
u16 reserved3;
/*10*/ u16 pcmcia;
u16 reserved4;
/*14*/ u16 pci;
u16 reserved5;
/*18*/ u16 leds;
u16 reserved6;
/*1C*/ u16 system;
u16 reserved7;
} BCSR;
static BCSR * const bcsr = (BCSR *)BCSR_PHYS_ADDR;
/*
* Register bit definitions for the BCSRs
*/
#define BCSR_WHOAMI_DCID 0x000F
#define BCSR_WHOAMI_CPLD 0x00F0
#define BCSR_WHOAMI_BOARD 0x0F00
#define BCSR_STATUS_PCMCIA0VS 0x0003
#define BCSR_STATUS_PCMCIA1VS 0x000C
#define BCSR_STATUS_PCMCIA0FI 0x0010
#define BCSR_STATUS_PCMCIA1FI 0x0020
#define BCSR_STATUS_SWAPBOOT 0x0040
#define BCSR_STATUS_SRAMWIDTH 0x0080
#define BCSR_STATUS_FLASHBUSY 0x0100
#define BCSR_STATUS_ROMBUSY 0x0200
#define BCSR_STATUS_USBOTGID 0x0800
#define BCSR_STATUS_U0RXD 0x1000
#define BCSR_STATUS_U1RXD 0x2000
#define BCSR_STATUS_U3RXD 0x8000
#define BCSR_SWITCHES_OCTAL 0x00FF
#define BCSR_SWITCHES_DIP_1 0x0080
#define BCSR_SWITCHES_DIP_2 0x0040
#define BCSR_SWITCHES_DIP_3 0x0020
#define BCSR_SWITCHES_DIP_4 0x0010
#define BCSR_SWITCHES_DIP_5 0x0008
#define BCSR_SWITCHES_DIP_6 0x0004
#define BCSR_SWITCHES_DIP_7 0x0002
#define BCSR_SWITCHES_DIP_8 0x0001
#define BCSR_SWITCHES_ROTARY 0x0F00
#define BCSR_RESETS_PHY0 0x0001
#define BCSR_RESETS_PHY1 0x0002
#define BCSR_RESETS_DC 0x0004
#define BCSR_RESETS_WSC 0x2000
#define BCSR_RESETS_SPISEL 0x4000
#define BCSR_RESETS_DMAREQ 0x8000
#define BCSR_PCMCIA_PC0VPP 0x0003
#define BCSR_PCMCIA_PC0VCC 0x000C
#define BCSR_PCMCIA_PC0DRVEN 0x0010
#define BCSR_PCMCIA_PC0RST 0x0080
#define BCSR_PCMCIA_PC1VPP 0x0300
#define BCSR_PCMCIA_PC1VCC 0x0C00
#define BCSR_PCMCIA_PC1DRVEN 0x1000
#define BCSR_PCMCIA_PC1RST 0x8000
#define BCSR_PCI_M66EN 0x0001
#define BCSR_PCI_M33 0x0100
#define BCSR_PCI_EXTERNARB 0x0200
#define BCSR_PCI_GPIO200RST 0x0400
#define BCSR_PCI_CLKOUT 0x0800
#define BCSR_PCI_CFGHOST 0x1000
#define BCSR_LEDS_DECIMALS 0x00FF
#define BCSR_LEDS_LED0 0x0100
#define BCSR_LEDS_LED1 0x0200
#define BCSR_LEDS_LED2 0x0400
#define BCSR_LEDS_LED3 0x0800
#define BCSR_SYSTEM_VDDI 0x001F
#define BCSR_SYSTEM_POWEROFF 0x4000
#define BCSR_SYSTEM_RESET 0x8000
#define PCMCIA_MAX_SOCK 1
#define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK+1)
/* VPP/VCC */
#define SET_VCC_VPP(VCC, VPP, SLOT)\
((((VCC)<<2) | ((VPP)<<0)) << ((SLOT)*8))
#if defined(CONFIG_MTD_PB1550_BOOT) && defined(CONFIG_MTD_PB1550_USER)
#define PB1550_BOTH_BANKS
#elif defined(CONFIG_MTD_PB1550_BOOT) && !defined(CONFIG_MTD_PB1550_USER)
#define PB1550_BOOT_ONLY
#elif !defined(CONFIG_MTD_PB1550_BOOT) && defined(CONFIG_MTD_PB1550_USER)
#define PB1550_USER_ONLY
#endif
/* Timing values as described in databook, * ns value stripped of
* lower 2 bits.
* These defines are here rather than an SOC1550 generic file because
* the parts chosen on another board may be different and may require
* different timings.
*/
#define NAND_T_H (18 >> 2)
#define NAND_T_PUL (30 >> 2)
#define NAND_T_SU (30 >> 2)
#define NAND_T_WH (30 >> 2)
/* Bitfield shift amounts */
#define NAND_T_H_SHIFT 0
#define NAND_T_PUL_SHIFT 4
#define NAND_T_SU_SHIFT 8
#define NAND_T_WH_SHIFT 12
#define NAND_TIMING ((NAND_T_H & 0xF) << NAND_T_H_SHIFT) | \
((NAND_T_PUL & 0xF) << NAND_T_PUL_SHIFT) | \
((NAND_T_SU & 0xF) << NAND_T_SU_SHIFT) | \
((NAND_T_WH & 0xF) << NAND_T_WH_SHIFT)
#define NAND_CS 1
/* should be done by yamon */
#define NAND_STCFG 0x00400005 /* 8-bit NAND */
#define NAND_STTIME 0x00007774 /* valid for 396MHz SD=2 only */
#define NAND_STADDR 0x12000FFF /* physical address 0x20000000 */
#endif /* __ASM_PB1550_H */
|
