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 CFG_MEMTEST_START	0x100000
38 #define CFG_MEMTEST_END		0x10000000
39 #define CFG_HZ			1000
40 #define CFG_HZ_CLOCK		24000000	/* Timer 1 is clocked at 24Mhz */
41 #define CFG_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 CFG_MALLOC_LEN	(CFG_ENV_SIZE + 128*1024)
56 #define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
57 
58 /*
59  * PL010 Configuration
60  */
61 #define CFG_PL010_SERIAL
62 #define CONFIG_CONS_INDEX	0
63 #define CONFIG_BAUDRATE		38400
64 #define CONFIG_PL01x_PORTS	{ (void *) (CFG_SERIAL0), (void *) (CFG_SERIAL1) }
65 #define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
66 #define CFG_SERIAL0		0x16000000
67 #define CFG_SERIAL1		0x17000000
68 
69 /*#define CONFIG_COMMANDS	(CFG_CMD_DHCP | CFG_CMD_IMI | CFG_CMD_NET | CFG_CMD_PING | CFG_CMD_BDI | CFG_CMD_PCI) */
70 /*#define CONFIG_NET_MULTI */
71 /*#define CONFIG_BOOTP_MASK	  CONFIG_BOOTP_DEFAULT */
72 
73 #define CONFIG_COMMANDS (CFG_CMD_IMI | CFG_CMD_BDI | CFG_CMD_MEMORY)
74 
75 
76 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
77 #include <cmd_confdefs.h>
78 
79 #define CONFIG_BOOTDELAY	2
80 #define CONFIG_BOOTARGS		"root=/dev/mtdblock0 mem=32M console=ttyAM0 console=tty"
81 #define CONFIG_BOOTCOMMAND	""
82 
83 /*
84  * Miscellaneous configurable options
85  */
86 #define CFG_LONGHELP	/* undef to save memory	    */
87 #define CFG_PROMPT	"Integrator-AP # "	/* Monitor Command Prompt   */
88 #define CFG_CBSIZE	256		/* Console I/O Buffer Size  */
89 /* Print Buffer Size */
90 #define CFG_PBSIZE	(CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
91 #define CFG_MAXARGS	16		/* max number of command args	*/
92 #define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/
93 
94 #undef	CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */
95 #define CFG_LOAD_ADDR	0x7fc0	/* default load address */
96 
97 /*-----------------------------------------------------------------------
98  * Stack sizes
99  *
100  * The stack sizes are set up in start.S using the settings below
101  */
102 #define CONFIG_STACKSIZE	(128*1024)	/* regular stack */
103 #ifdef CONFIG_USE_IRQ
104 #define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */
105 #define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
106 #endif
107 
108 /*-----------------------------------------------------------------------
109  * Physical Memory Map
110  */
111 #define CONFIG_NR_DRAM_BANKS	1	/* we have 1 bank of DRAM */
112 #define PHYS_SDRAM_1		0x00000000	/* SDRAM Bank #1 */
113 #define PHYS_SDRAM_1_SIZE	0x02000000	/* 32 MB */
114 
115 #define CFG_FLASH_BASE		0x24000000
116 
117 /*-----------------------------------------------------------------------
118  * FLASH and environment organization
119  */
120 #define CFG_ENV_IS_NOWHERE
121 #define CFG_MAX_FLASH_BANKS	1		/* max number of memory banks */
122 #define PHYS_FLASH_SIZE		0x01000000	/* 16MB */
123 /* timeout values are in ticks */
124 #define CFG_FLASH_ERASE_TOUT	(2*CFG_HZ)	/* Timeout for Flash Erase */
125 #define CFG_FLASH_WRITE_TOUT	(2*CFG_HZ)	/* Timeout for Flash Write */
126 #define CFG_MAX_FLASH_SECT	128
127 #define CFG_ENV_SIZE		32768
128 
129 #define PHYS_FLASH_1		(CFG_FLASH_BASE)
130 
131 /*-----------------------------------------------------------------------
132  * PCI definitions
133  */
134 
135 /*#define CONFIG_PCI			/--* include pci support	*/
136 #undef CONFIG_PCI_PNP
137 #define CONFIG_PCI_SCAN_SHOW	1	/* show pci devices on startup	*/
138 #define DEBUG
139 
140 #define CONFIG_EEPRO100
141 #define CFG_RX_ETH_BUFFER	8	/* use 8 rx buffer on eepro100	*/
142 
143 
144 #define INTEGRATOR_BOOT_ROM_BASE	0x20000000
145 #define INTEGRATOR_HDR0_SDRAM_BASE	0x80000000
146 
147 /* PCI Base area */
148 #define INTEGRATOR_PCI_BASE		0x40000000
149 #define INTEGRATOR_PCI_SIZE		0x3FFFFFFF
150 
151 /* memory map as seen by the CPU on the local bus */
152 #define CPU_PCI_IO_ADRS		0x60000000	/* PCI I/O space base */
153 #define CPU_PCI_IO_SIZE		0x10000
154 
155 #define CPU_PCI_CNFG_ADRS	0x61000000	/* PCI config space */
156 #define CPU_PCI_CNFG_SIZE	0x1000000
157 
158 #define PCI_MEM_BASE		0x40000000   /* 512M to xxx */
159 /*  unused 256M from A0000000-AFFFFFFF might be used for I2O ??? */
160 #define INTEGRATOR_PCI_IO_BASE	0x60000000   /* 16M to xxx */
161 /*  unused (128-16)M from B1000000-B7FFFFFF */
162 #define PCI_CONFIG_BASE		0x61000000   /* 16M to xxx */
163 /*  unused ((128-16)M - 64K) from XXX */
164 
165 #define PCI_V3_BASE		0x62000000
166 
167 /* V3 PCI bridge controller */
168 #define V3_BASE			0x62000000    /* V360EPC registers */
169 
170 #define PCI_ENET0_IOADDR	(CPU_PCI_IO_ADRS)
171 #define PCI_ENET0_MEMADDR	(PCI_MEM_BASE)
172 
173 
174 #define V3_PCI_VENDOR		0x00000000
175 #define V3_PCI_DEVICE		0x00000002
176 #define V3_PCI_CMD		0x00000004
177 #define V3_PCI_STAT		0x00000006
178 #define V3_PCI_CC_REV		0x00000008
179 #define V3_PCI_HDR_CF		0x0000000C
180 #define V3_PCI_IO_BASE		0x00000010
181 #define V3_PCI_BASE0		0x00000014
182 #define V3_PCI_BASE1		0x00000018
183 #define V3_PCI_SUB_VENDOR	0x0000002C
184 #define V3_PCI_SUB_ID		0x0000002E
185 #define V3_PCI_ROM		0x00000030
186 #define V3_PCI_BPARAM		0x0000003C
187 #define V3_PCI_MAP0		0x00000040
188 #define V3_PCI_MAP1		0x00000044
189 #define V3_PCI_INT_STAT		0x00000048
190 #define V3_PCI_INT_CFG		0x0000004C
191 #define V3_LB_BASE0		0x00000054
192 #define V3_LB_BASE1		0x00000058
193 #define V3_LB_MAP0		0x0000005E
194 #define V3_LB_MAP1		0x00000062
195 #define V3_LB_BASE2		0x00000064
196 #define V3_LB_MAP2		0x00000066
197 #define V3_LB_SIZE		0x00000068
198 #define V3_LB_IO_BASE		0x0000006E
199 #define V3_FIFO_CFG		0x00000070
200 #define V3_FIFO_PRIORITY	0x00000072
201 #define V3_FIFO_STAT		0x00000074
202 #define V3_LB_ISTAT		0x00000076
203 #define V3_LB_IMASK		0x00000077
204 #define V3_SYSTEM		0x00000078
205 #define V3_LB_CFG		0x0000007A
206 #define V3_PCI_CFG		0x0000007C
207 #define V3_DMA_PCI_ADR0		0x00000080
208 #define V3_DMA_PCI_ADR1		0x00000090
209 #define V3_DMA_LOCAL_ADR0	0x00000084
210 #define V3_DMA_LOCAL_ADR1	0x00000094
211 #define V3_DMA_LENGTH0		0x00000088
212 #define V3_DMA_LENGTH1		0x00000098
213 #define V3_DMA_CSR0		0x0000008B
214 #define V3_DMA_CSR1		0x0000009B
215 #define V3_DMA_CTLB_ADR0	0x0000008C
216 #define V3_DMA_CTLB_ADR1	0x0000009C
217 #define V3_DMA_DELAY		0x000000E0
218 #define V3_MAIL_DATA		0x000000C0
219 #define V3_PCI_MAIL_IEWR	0x000000D0
220 #define V3_PCI_MAIL_IERD	0x000000D2
221 #define V3_LB_MAIL_IEWR		0x000000D4
222 #define V3_LB_MAIL_IERD		0x000000D6
223 #define V3_MAIL_WR_STAT		0x000000D8
224 #define V3_MAIL_RD_STAT		0x000000DA
225 #define V3_QBA_MAP		0x000000DC
226 
227 /* SYSTEM register bits */
228 #define V3_SYSTEM_M_RST_OUT		(1 << 15)
229 #define V3_SYSTEM_M_LOCK		(1 << 14)
230 
231 /*  PCI_CFG bits */
232 #define V3_PCI_CFG_M_RETRY_EN		(1 << 10)
233 #define V3_PCI_CFG_M_AD_LOW1		(1 << 9)
234 #define V3_PCI_CFG_M_AD_LOW0		(1 << 8)
235 
236 /* PCI MAP register bits (PCI -> Local bus) */
237 #define V3_PCI_MAP_M_MAP_ADR		0xFFF00000
238 #define V3_PCI_MAP_M_RD_POST_INH	(1 << 15)
239 #define V3_PCI_MAP_M_ROM_SIZE		(1 << 11 | 1 << 10)
240 #define V3_PCI_MAP_M_SWAP		(1 << 9 | 1 << 8)
241 #define V3_PCI_MAP_M_ADR_SIZE		0x000000F0
242 #define V3_PCI_MAP_M_REG_EN		(1 << 1)
243 #define V3_PCI_MAP_M_ENABLE		(1 << 0)
244 
245 /* 9 => 512M window size */
246 #define V3_PCI_MAP_M_ADR_SIZE_512M	0x00000090
247 
248 /* A => 1024M window size */
249 #define V3_PCI_MAP_M_ADR_SIZE_1024M	0x000000A0
250 
251 /* LB_BASE register bits (Local bus -> PCI) */
252 #define V3_LB_BASE_M_MAP_ADR		0xFFF00000
253 #define V3_LB_BASE_M_SWAP		(1 << 8 | 1 << 9)
254 #define V3_LB_BASE_M_ADR_SIZE		0x000000F0
255 #define V3_LB_BASE_M_PREFETCH		(1 << 3)
256 #define V3_LB_BASE_M_ENABLE		(1 << 0)
257 
258 /* PCI COMMAND REGISTER bits */
259 #define V3_COMMAND_M_FBB_EN		(1 << 9)
260 #define V3_COMMAND_M_SERR_EN		(1 << 8)
261 #define V3_COMMAND_M_PAR_EN		(1 << 6)
262 #define V3_COMMAND_M_MASTER_EN		(1 << 2)
263 #define V3_COMMAND_M_MEM_EN		(1 << 1)
264 #define V3_COMMAND_M_IO_EN		(1 << 0)
265 
266 #define INTEGRATOR_SC_BASE		0x11000000
267 #define INTEGRATOR_SC_PCIENABLE_OFFSET	0x18
268 #define INTEGRATOR_SC_PCIENABLE \
269 			(INTEGRATOR_SC_BASE + INTEGRATOR_SC_PCIENABLE_OFFSET)
270 
271 /*-----------------------------------------------------------------------
272  * There are various dependencies on the core module (CM) fitted
273  * Users should refer to their CM user guide
274  * - when porting adjust u-boot/Makefile accordingly
275  *   to define the necessary CONFIG_ s for the CM involved
276  * see e.g. integratorcp_CM926EJ-S_config
277  */
278 
279 #define CM_BASE		0x10000000
280 
281 /* CM registers common to all integrator/CP CMs */
282 #define OS_CTRL			0x0000000C
283 #define CMMASK_REMAP		0x00000005	/* Set remap & led	     */
284 #define CMMASK_RESET		0x00000008
285 #define OS_LOCK			0x00000014
286 #define CMVAL_LOCK		0x0000A000	/* Locking value	     */
287 #define CMMASK_LOCK		0x0000005F	/* Locking value	     */
288 #define CMVAL_UNLOCK		0x00000000	/* Any value != CM_LOCKVAL   */
289 #define OS_SDRAM		0x00000020
290 #define OS_INIT			0x00000024
291 #define CMMASK_MAP_SIMPLE	0xFFFDFFFF	/* simple mapping */
292 #define CMMASK_TCRAM_DISABLE	0xFFFEFFFF	/* TCRAM disabled */
293 #define CMMASK_LOWVEC	      0x00000004      /* vectors @ 0x00000000 */
294 
295 #ifdef CONFIG_CM_SPD_DETECT
296 #define OS_SPD		0x00000100	/* The SDRAM SPD data is copied here */
297 #endif
298 
299 #if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E)
300 #define CMMASK_INIT_102	      0x00000300      /* see CM102xx ref manual
301 					       * - PLL test clock bypassed
302 					       * - bus clock ratio 2
303 					       * - little endian
304 					       * - vectors at zero
305 					       */
306 #endif /* CM1022xx */
307 
308 #define CMMASK_LE	      0x00000008      /* little endian */
309 #define CMMASK_CMxx6_COMMON   0x00000100      /* Common value for CMxx6
310 					       * - divisor/ratio b00000001
311 					       *		 bx
312 					       * - HCLKDIV	 b000
313 					       *		 bxx
314 					       * - PLL BYPASS	 b00
315 					       */
316 #endif	/* __CONFIG_H */
317