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integratorap: fix PCI support
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1 /*
2 * (C) Copyright 2003
3 * Texas Instruments.
4 * Kshitij Gupta <kshitij@ti.com>
5 * Configuation settings for the TI OMAP Innovator board.
6 *
7 * (C) Copyright 2004
8 * ARM Ltd.
9 * Philippe Robin, <philippe.robin@arm.com>
10 * Configuration for Integrator AP board.
11 *.
12 * See file CREDITS for list of people who contributed to this
13 * project.
14 *
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 * MA 02111-1307 USA
29 */
30
31 #ifndef __CONFIG_H
32 #define __CONFIG_H
33 /*
34 * High Level Configuration Options
35 * (easy to change)
36 */
37 #define CONFIG_SYS_MEMTEST_START 0x100000
38 #define CONFIG_SYS_MEMTEST_END 0x10000000
39 #define CONFIG_SYS_HZ 1000
40 #define CONFIG_SYS_HZ_CLOCK 24000000 /* Timer 1 is clocked at 24Mhz */
41 #define CONFIG_SYS_TIMERBASE 0x13000100 /* Timer1 */
42
43 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
44 #define CONFIG_SETUP_MEMORY_TAGS 1
45 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r during start up */
46
47 #undef CONFIG_INIT_CRITICAL
48 #define CONFIG_CM_INIT 1
49 #define CONFIG_CM_REMAP 1
50 #undef CONFIG_CM_SPD_DETECT
51
52 /*
53 * Size of malloc() pool
54 */
55 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
56 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
57
58 /*
59 * PL010 Configuration
60 */
61 #define CONFIG_PL010_SERIAL
62 #define CONFIG_CONS_INDEX 0
63 #define CONFIG_BAUDRATE 38400
64 #define CONFIG_PL01x_PORTS { (void *) (CONFIG_SYS_SERIAL0), (void *) (CONFIG_SYS_SERIAL1) }
65 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
66 #define CONFIG_SYS_SERIAL0 0x16000000
67 #define CONFIG_SYS_SERIAL1 0x17000000
68
69 /*#define CONFIG_NET_MULTI */
70
71
72 /*
73 * BOOTP options
74 */
75 #define CONFIG_BOOTP_BOOTFILESIZE
76 #define CONFIG_BOOTP_BOOTPATH
77 #define CONFIG_BOOTP_GATEWAY
78 #define CONFIG_BOOTP_HOSTNAME
79
80
81 /*
82 * Command line configuration.
83 */
84
85 #define CONFIG_CMD_IMI
86 #define CONFIG_CMD_BDI
87 #define CONFIG_CMD_MEMORY
88
89
90 #define CONFIG_BOOTDELAY 2
91 #define CONFIG_BOOTARGS "root=/dev/mtdblock0 mem=32M console=ttyAM0 console=tty"
92 #define CONFIG_BOOTCOMMAND ""
93
94 /*
95 * Miscellaneous configurable options
96 */
97 #define CONFIG_SYS_LONGHELP /* undef to save memory */
98 #define CONFIG_SYS_PROMPT "Integrator-AP # " /* Monitor Command Prompt */
99 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
100 /* Print Buffer Size */
101 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
102 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
103 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
104
105 #define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */
106
107 /*-----------------------------------------------------------------------
108 * Stack sizes
109 *
110 * The stack sizes are set up in start.S using the settings below
111 */
112 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
113 #ifdef CONFIG_USE_IRQ
114 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
115 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
116 #endif
117
118 /*-----------------------------------------------------------------------
119 * Physical Memory Map
120 */
121 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
122 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */
123 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
124
125 #define CONFIG_SYS_FLASH_BASE 0x24000000
126
127 /*-----------------------------------------------------------------------
128 * FLASH and environment organization
129 */
130 #define CONFIG_ENV_IS_NOWHERE
131 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
132 #define PHYS_FLASH_SIZE 0x01000000 /* 16MB */
133 /* timeout values are in ticks */
134 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
135 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */
136 #define CONFIG_SYS_MAX_FLASH_SECT 128
137 #define CONFIG_ENV_SIZE 32768
138
139 #define PHYS_FLASH_1 (CONFIG_SYS_FLASH_BASE)
140
141 /*-----------------------------------------------------------------------
142 * PCI definitions
143 */
144
145 #ifdef CONFIG_PCI /* pci support */
146 #undef CONFIG_PCI_PNP
147 #define CONFIG_PCI_SCAN_SHOW 1 /* show pci devices on startup */
148 #define DEBUG
149
150 #define CONFIG_EEPRO100
151 #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
152
153 #define INTEGRATOR_BOOT_ROM_BASE 0x20000000
154 #define INTEGRATOR_HDR0_SDRAM_BASE 0x80000000
155
156 /* PCI Base area */
157 #define INTEGRATOR_PCI_BASE 0x40000000
158 #define INTEGRATOR_PCI_SIZE 0x3FFFFFFF
159
160 /* memory map as seen by the CPU on the local bus */
161 #define CPU_PCI_IO_ADRS 0x60000000 /* PCI I/O space base */
162 #define CPU_PCI_IO_SIZE 0x10000
163
164 #define CPU_PCI_CNFG_ADRS 0x61000000 /* PCI config space */
165 #define CPU_PCI_CNFG_SIZE 0x1000000
166
167 #define PCI_MEM_BASE 0x40000000 /* 512M to xxx */
168 /* unused 256M from A0000000-AFFFFFFF might be used for I2O ??? */
169 #define INTEGRATOR_PCI_IO_BASE 0x60000000 /* 16M to xxx */
170 /* unused (128-16)M from B1000000-B7FFFFFF */
171 #define PCI_CONFIG_BASE 0x61000000 /* 16M to xxx */
172 /* unused ((128-16)M - 64K) from XXX */
173
174 #define PCI_V3_BASE 0x62000000
175
176 /* V3 PCI bridge controller */
177 #define V3_BASE 0x62000000 /* V360EPC registers */
178
179 #define PCI_ENET0_IOADDR (CPU_PCI_IO_ADRS)
180 #define PCI_ENET0_MEMADDR (PCI_MEM_BASE)
181
182
183 #define V3_PCI_VENDOR 0x00000000
184 #define V3_PCI_DEVICE 0x00000002
185 #define V3_PCI_CMD 0x00000004
186 #define V3_PCI_STAT 0x00000006
187 #define V3_PCI_CC_REV 0x00000008
188 #define V3_PCI_HDR_CF 0x0000000C
189 #define V3_PCI_IO_BASE 0x00000010
190 #define V3_PCI_BASE0 0x00000014
191 #define V3_PCI_BASE1 0x00000018
192 #define V3_PCI_SUB_VENDOR 0x0000002C
193 #define V3_PCI_SUB_ID 0x0000002E
194 #define V3_PCI_ROM 0x00000030
195 #define V3_PCI_BPARAM 0x0000003C
196 #define V3_PCI_MAP0 0x00000040
197 #define V3_PCI_MAP1 0x00000044
198 #define V3_PCI_INT_STAT 0x00000048
199 #define V3_PCI_INT_CFG 0x0000004C
200 #define V3_LB_BASE0 0x00000054
201 #define V3_LB_BASE1 0x00000058
202 #define V3_LB_MAP0 0x0000005E
203 #define V3_LB_MAP1 0x00000062
204 #define V3_LB_BASE2 0x00000064
205 #define V3_LB_MAP2 0x00000066
206 #define V3_LB_SIZE 0x00000068
207 #define V3_LB_IO_BASE 0x0000006E
208 #define V3_FIFO_CFG 0x00000070
209 #define V3_FIFO_PRIORITY 0x00000072
210 #define V3_FIFO_STAT 0x00000074
211 #define V3_LB_ISTAT 0x00000076
212 #define V3_LB_IMASK 0x00000077
213 #define V3_SYSTEM 0x00000078
214 #define V3_LB_CFG 0x0000007A
215 #define V3_PCI_CFG 0x0000007C
216 #define V3_DMA_PCI_ADR0 0x00000080
217 #define V3_DMA_PCI_ADR1 0x00000090
218 #define V3_DMA_LOCAL_ADR0 0x00000084
219 #define V3_DMA_LOCAL_ADR1 0x00000094
220 #define V3_DMA_LENGTH0 0x00000088
221 #define V3_DMA_LENGTH1 0x00000098
222 #define V3_DMA_CSR0 0x0000008B
223 #define V3_DMA_CSR1 0x0000009B
224 #define V3_DMA_CTLB_ADR0 0x0000008C
225 #define V3_DMA_CTLB_ADR1 0x0000009C
226 #define V3_DMA_DELAY 0x000000E0
227 #define V3_MAIL_DATA 0x000000C0
228 #define V3_PCI_MAIL_IEWR 0x000000D0
229 #define V3_PCI_MAIL_IERD 0x000000D2
230 #define V3_LB_MAIL_IEWR 0x000000D4
231 #define V3_LB_MAIL_IERD 0x000000D6
232 #define V3_MAIL_WR_STAT 0x000000D8
233 #define V3_MAIL_RD_STAT 0x000000DA
234 #define V3_QBA_MAP 0x000000DC
235
236 /* SYSTEM register bits */
237 #define V3_SYSTEM_M_RST_OUT (1 << 15)
238 #define V3_SYSTEM_M_LOCK (1 << 14)
239
240 /* PCI_CFG bits */
241 #define V3_PCI_CFG_M_RETRY_EN (1 << 10)
242 #define V3_PCI_CFG_M_AD_LOW1 (1 << 9)
243 #define V3_PCI_CFG_M_AD_LOW0 (1 << 8)
244
245 /* PCI MAP register bits (PCI -> Local bus) */
246 #define V3_PCI_MAP_M_MAP_ADR 0xFFF00000
247 #define V3_PCI_MAP_M_RD_POST_INH (1 << 15)
248 #define V3_PCI_MAP_M_ROM_SIZE (1 << 11 | 1 << 10)
249 #define V3_PCI_MAP_M_SWAP (1 << 9 | 1 << 8)
250 #define V3_PCI_MAP_M_ADR_SIZE 0x000000F0
251 #define V3_PCI_MAP_M_REG_EN (1 << 1)
252 #define V3_PCI_MAP_M_ENABLE (1 << 0)
253
254 /* 9 => 512M window size */
255 #define V3_PCI_MAP_M_ADR_SIZE_512M 0x00000090
256
257 /* A => 1024M window size */
258 #define V3_PCI_MAP_M_ADR_SIZE_1024M 0x000000A0
259
260 /* LB_BASE register bits (Local bus -> PCI) */
261 #define V3_LB_BASE_M_MAP_ADR 0xFFF00000
262 #define V3_LB_BASE_M_SWAP (1 << 8 | 1 << 9)
263 #define V3_LB_BASE_M_ADR_SIZE 0x000000F0
264 #define V3_LB_BASE_M_PREFETCH (1 << 3)
265 #define V3_LB_BASE_M_ENABLE (1 << 0)
266
267 /* PCI COMMAND REGISTER bits */
268 #define V3_COMMAND_M_FBB_EN (1 << 9)
269 #define V3_COMMAND_M_SERR_EN (1 << 8)
270 #define V3_COMMAND_M_PAR_EN (1 << 6)
271 #define V3_COMMAND_M_MASTER_EN (1 << 2)
272 #define V3_COMMAND_M_MEM_EN (1 << 1)
273 #define V3_COMMAND_M_IO_EN (1 << 0)
274
275 #define INTEGRATOR_SC_BASE 0x11000000
276 #define INTEGRATOR_SC_PCIENABLE_OFFSET 0x18
277 #define INTEGRATOR_SC_PCIENABLE \
278 (INTEGRATOR_SC_BASE + INTEGRATOR_SC_PCIENABLE_OFFSET)
279
280 #endif /* CONFIG_PCI */
281 /*-----------------------------------------------------------------------
282 * There are various dependencies on the core module (CM) fitted
283 * Users should refer to their CM user guide
284 * - when porting adjust u-boot/Makefile accordingly
285 * to define the necessary CONFIG_ s for the CM involved
286 * see e.g. integratorcp_CM926EJ-S_config
287 */
288 #include "armcoremodule.h"
289
290 #endif /* __CONFIG_H */