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 Compact Integrator 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 #define CONFIG_INTEGRATOR
35 #define CONFIG_ARCH_INTEGRATOR
36 /*
37  * High Level Configuration Options
38  * (easy to change)
39  */
40 #define CONFIG_SYS_TEXT_BASE		0x01000000
41 #define CONFIG_SYS_MEMTEST_START	0x100000
42 #define CONFIG_SYS_MEMTEST_END		0x10000000
43 #define CONFIG_SYS_HZ			1000
44 #define CONFIG_SYS_HZ_CLOCK		1000000	/* Timer 1 is clocked at 1Mhz */
45 #define CONFIG_SYS_TIMERBASE		0x13000100
46 
47 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs  */
48 #define CONFIG_SETUP_MEMORY_TAGS	1
49 #define CONFIG_MISC_INIT_R		1	/* call misc_init_r during start up */
50 /*
51  * Size of malloc() pool
52  */
53 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 128*1024)
54 
55 /*
56  * Hardware drivers
57  */
58 #define CONFIG_SMC91111
59 #define CONFIG_SMC_USE_32_BIT
60 #define CONFIG_SMC91111_BASE    0xC8000000
61 #undef CONFIG_SMC91111_EXT_PHY
62 
63 /*
64  * NS16550 Configuration
65  */
66 #define CONFIG_PL011_SERIAL
67 #define CONFIG_PL011_CLOCK	14745600
68 #define CONFIG_PL01x_PORTS	{ (void *)CONFIG_SYS_SERIAL0, (void *)CONFIG_SYS_SERIAL1 }
69 #define CONFIG_CONS_INDEX	0
70 #define CONFIG_BAUDRATE		38400
71 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
72 #define CONFIG_SYS_SERIAL0		0x16000000
73 #define CONFIG_SYS_SERIAL1		0x17000000
74 
75 
76 /*
77  * BOOTP options
78  */
79 #define CONFIG_BOOTP_BOOTFILESIZE
80 #define CONFIG_BOOTP_BOOTPATH
81 #define CONFIG_BOOTP_GATEWAY
82 #define CONFIG_BOOTP_HOSTNAME
83 
84 
85 /*
86  * Command line configuration.
87  */
88 #define CONFIG_CMD_BDI
89 #define CONFIG_CMD_DHCP
90 #define CONFIG_CMD_SAVEENV
91 #define CONFIG_CMD_FLASH
92 #define CONFIG_CMD_IMI
93 #define CONFIG_CMD_MEMORY
94 #define CONFIG_CMD_NET
95 #define CONFIG_CMD_PING
96 
97 
98 #if 0
99 #define CONFIG_BOOTDELAY	2
100 #define CONFIG_BOOTARGS	"root=/dev/nfs nfsroot=<IP address>:/<exported rootfs>  mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0"
101 #define CONFIG_BOOTCOMMAND "bootp ; bootm"
102 #endif
103 /* The kernel command line & boot command below are for a platform flashed with afu.axf
104 
105 Image 666 Block  0 End Block  0 address 0x24000000 exec 0x24000000- name u-boot
106 Image 667 Block  1 End Block 13 address 0x24040000 exec 0x24040000- name u-linux
107 Image 668 Block 14 End Block 33 address 0x24380000 exec 0x24380000- name rootfs
108 SIB at Block62 End Block62 address 0x24f80000
109 
110 */
111 #define CONFIG_BOOTDELAY	2
112 #define CONFIG_BOOTARGS	"root=/dev/mtdblock2 mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0 console=ttyAMA0"
113 #define CONFIG_BOOTCOMMAND "cp 0x24080000 0x7fc0 0x100000; bootm"
114 
115 /*
116  * Miscellaneous configurable options
117  */
118 #define CONFIG_SYS_LONGHELP				/* undef to save memory */
119 #define CONFIG_SYS_PROMPT	"Integrator-CP # "	/* Monitor Command Prompt */
120 #define CONFIG_SYS_CBSIZE	256			/* Console I/O Buffer Size*/
121 /* Print Buffer Size */
122 #define CONFIG_SYS_PBSIZE	(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
123 #define CONFIG_SYS_MAXARGS	16			/* max number of command args */
124 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE		/* Boot Argument Buffer Size*/
125 
126 #define CONFIG_SYS_LOAD_ADDR	0x7fc0	/* default load address */
127 
128 /*-----------------------------------------------------------------------
129  * Stack sizes
130  *
131  * The stack sizes are set up in start.S using the settings below
132  */
133 #define CONFIG_STACKSIZE	(128*1024)	/* regular stack */
134 #ifdef CONFIG_USE_IRQ
135 #define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */
136 #define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
137 #endif
138 
139 /*-----------------------------------------------------------------------
140  * Physical Memory Map
141  */
142 #define CONFIG_NR_DRAM_BANKS	1		/* we have 1 bank of DRAM */
143 #define PHYS_SDRAM_1		0x00000000	/* SDRAM Bank #1 */
144 #define PHYS_SDRAM_1_SIZE	0x08000000	/* 128 MB */
145 #define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM_1
146 #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE
147 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
148 				    CONFIG_SYS_INIT_RAM_SIZE - \
149 				    GENERATED_GBL_DATA_SIZE)
150 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
151 
152 /*-----------------------------------------------------------------------
153  * FLASH and environment organization
154 
155  * Top varies according to amount fitted
156  * Reserve top 4 blocks of flash
157  * - ARM Boot Monitor
158  * - Unused
159  * - SIB block
160  * - U-Boot environment
161  *
162  * Base is always 0x24000000
163 
164  */
165 #define CONFIG_SYS_FLASH_BASE		0x24000000
166 #define CONFIG_SYS_FLASH_CFI		1
167 #define CONFIG_FLASH_CFI_DRIVER		1
168 #define CONFIG_SYS_MAX_FLASH_SECT	64
169 #define CONFIG_SYS_MAX_FLASH_BANKS	1		/* max number of memory banks */
170 #define PHYS_FLASH_SIZE			0x01000000	/* 16MB */
171 #define CONFIG_SYS_FLASH_ERASE_TOUT	(2*CONFIG_SYS_HZ)	/* Timeout for Flash Erase */
172 #define CONFIG_SYS_FLASH_WRITE_TOUT	(2*CONFIG_SYS_HZ)	/* Timeout for Flash Write */
173 
174 #define CONFIG_SYS_MONITOR_LEN		0x00100000
175 #define CONFIG_ENV_IS_IN_FLASH	1
176 
177 /*
178  * Move up the U-Boot & monitor area if more flash is fitted.
179  * If this U-Boot is to be run on Integrators with varying flash sizes,
180  * drivers/mtd/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG
181  * register and dynamically assign CONFIG_ENV_ADDR & CONFIG_SYS_MONITOR_BASE
182  * - CONFIG_SYS_MONITOR_BASE is set to indicate that the environment is not
183  * embedded in the boot monitor(s) area
184  */
185 #if ( PHYS_FLASH_SIZE == 0x04000000 )
186 
187 #define CONFIG_ENV_ADDR		0x27F00000
188 #define CONFIG_SYS_MONITOR_BASE	0x27F40000
189 
190 #elif (PHYS_FLASH_SIZE == 0x02000000 )
191 
192 #define CONFIG_ENV_ADDR		0x25F00000
193 #define CONFIG_SYS_MONITOR_BASE	0x25F40000
194 
195 #else
196 
197 #define CONFIG_ENV_ADDR		0x24F00000
198 #define CONFIG_SYS_MONITOR_BASE	0x27F40000
199 
200 #endif
201 
202 #define CONFIG_ENV_SECT_SIZE	0x40000		/* 256KB */
203 #define CONFIG_ENV_SIZE		8192		/* 8KB */
204 /*-----------------------------------------------------------------------
205  * CP control registers
206  */
207 #define CPCR_BASE		0xCB000000	/* CP Registers*/
208 #define OS_FLASHPROG		0x00000004	/* Flash register*/
209 #define CPMASK_EXTRABANK	0x8
210 #define CPMASK_FLASHSIZE	0x4
211 #define CPMASK_FLWREN		0x2
212 #define CPMASK_FLVPPEN		0x1
213 
214 /*
215  * The ARM boot monitor initializes the board.
216  * However, the default U-Boot code also performs the initialization.
217  * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT
218  * - see documentation supplied with board for details of how to choose the
219  * image to run at reset/power up
220  * e.g. whether the ARM Boot Monitor runs before U-Boot
221 
222 #define CONFIG_SKIP_LOWLEVEL_INIT
223 
224  */
225 
226 /*
227  * The ARM boot monitor does not relocate U-Boot.
228  * However, the default U-Boot code performs the relocation check,
229  * and may relocate the code if the memory map is changed.
230  * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT
231 
232 #define SKIP_CONFIG_RELOCATE_UBOOT
233 
234  */
235 /*-----------------------------------------------------------------------
236  * There are various dependencies on the core module (CM) fitted
237  * Users should refer to their CM user guide
238  * - when porting adjust u-boot/Makefile accordingly
239  * to define the necessary CONFIG_ s for the CM involved
240  * see e.g. cp_926ejs_config
241  */
242 
243 #include "armcoremodule.h"
244 
245 /*
246  * If CONFIG_SKIP_LOWLEVEL_INIT is not defined &
247  * the core module has a CM_INIT register
248  * then the U-Boot initialisation code will
249  * e.g. ARM Boot Monitor or pre-loader is repeated once
250  * (to re-initialise any existing CM_INIT settings to safe values).
251  *
252  * This is usually not the desired behaviour since the platform
253  * will either reboot into the ARM monitor (or pre-loader)
254  * or continuously cycle thru it without U-Boot running,
255  * depending upon the setting of Integrator/CP switch S2-4.
256  *
257  * However it may be needed if Integrator/CP switch S2-1
258  * is set OFF to boot direct into U-Boot.
259  * In that case comment out the line below.
260 #undef	CONFIG_CM_INIT
261  */
262 
263 #endif /* __CONFIG_H */
264