2 * Copyright (C) 2004 Sascha Hauer, Pengutronix
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 #define CONFIG_ARM920T 1 /* this is an ARM920T CPU */
24 #define CONFIG_IMX 1 /* in a Motorola MC9328MXL Chip */
25 #define CONFIG_MX1FS2 1 /* on a mx1fs2 board */
26 #undef CONFIG_USE_IRQ /* don't need use IRQ/FIQ */
29 * Select serial console configuration
31 #undef _CONFIG_UART1 /* internal uart 1 */
32 #define _CONFIG_UART2 /* internal uart 2 */
33 #undef _CONFIG_UART3 /* internal uart 3 */
34 #undef _CONFIG_UART4 /* internal uart 4 */
35 #undef CONFIG_SILENT_CONSOLE /* use this to disable output */
40 #define CONFIG_BOOTP_BOOTFILESIZE
41 #define CONFIG_BOOTP_BOOTPATH
42 #define CONFIG_BOOTP_GATEWAY
43 #define CONFIG_BOOTP_HOSTNAME
46 * Command line configuration.
48 #include <config_cmd_default.h>
50 #define CONFIG_CMD_JFFS2
52 #undef CONFIG_CMD_CONSOLE
53 #undef CONFIG_CMD_DHCP
54 #undef CONFIG_CMD_LOADS
56 #undef CONFIG_CMD_PING
57 #undef CONFIG_CMD_SOURCE
60 * Boot options. Setting delay to -1 stops autostart count down.
62 #define CONFIG_BOOTDELAY 10
63 #define CONFIG_BOOTARGS "root=/dev/mtdblock4 console=ttySMX0,115200n8 rootfstype=jffs2"
64 #define CONFIG_BOOTCOMMAND "bootm 10080000"
65 #define CONFIG_SHOW_BOOT_PROGRESS
68 * General options for u-boot. Modify to save memory foot print
70 #define CONFIG_SYS_LONGHELP /* undef saves memory */
71 #define CONFIG_SYS_PROMPT "mx1fs2> " /* prompt string */
72 #define CONFIG_SYS_CBSIZE 256 /* console I/O buffer */
73 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* print buffer size */
74 #define CONFIG_SYS_MAXARGS 16 /* max command args */
75 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* boot args buf size */
77 #define CONFIG_SYS_MEMTEST_START 0x08100000 /* memtest test area */
78 #define CONFIG_SYS_MEMTEST_END 0x08F00000
80 #define CONFIG_SYS_HZ 3686400 /* incrementer freq: 3.6864 MHz */
81 #define CONFIG_SYS_CPUSPEED 0x141 /* core clock - register value */
83 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
84 #define CONFIG_BAUDRATE 115200
86 * Definitions related to passing arguments to kernel.
88 #define CONFIG_CMDLINE_TAG 1 /* send commandline to Kernel */
89 #define CONFIG_SETUP_MEMORY_TAGS 1 /* send memory definition to kernel */
90 #define CONFIG_INITRD_TAG 1 /* send initrd params */
93 * Malloc pool need to host env + 128 Kb reserve for other allocations.
95 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128<<10) )
97 #define CONFIG_STACKSIZE (120<<10) /* stack size */
100 #define CONFIG_STACKSIZE_IRQ (4<<10) /* IRQ stack */
101 #define CONFIG_STACKSIZE_FIQ (4<<10) /* FIQ stack */
104 /* SDRAM Setup Values
105 * 0x910a8300 Precharge Command CAS 3
106 * 0x910a8200 Precharge Command CAS 2
108 * 0xa10a8300 AutoRefresh Command CAS 3
109 * 0xa10a8200 Set AutoRefresh Command CAS 2
111 #define PRECHARGE_CMD 0x910a8300
112 #define AUTOREFRESH_CMD 0xa10a8300
114 #define BUS32BIT_VERSION
118 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */
119 #define MX1FS2_SDRAM_1 0x08000000 /* SDRAM bank #1 */
120 #ifdef BUS32BIT_VERSION
121 #define MX1FS2_SDRAM_1_SIZE (0x04000000 - 0x100000) /* 64 MB - 1M Framebuffer */
123 #define MX1FS2_SDRAM_1_SIZE (0x01FC0000 - 0x100000) /* 32 MB - 1M Framebuffer */
126 * Flash Controller settings
129 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* FLASH banks count (not chip count)*/
130 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* number of sector in FLASH bank */
132 #ifdef BUS32BIT_VERSION
133 #define MX1FS2_FLASH_BUS_WIDTH 4 /* we use 32 bit FLASH memory... */
134 #define MX1FS2_FLASH_INTERLEAVE 2 /* ... made of 2 chips */
135 #define MX1FS2_FLASH_BANK_SIZE 0x02000000 /* size of one flash bank*/
136 #define MX1FS2_FLASH_SECT_SIZE 0x00020000 /* size of erase sector */
138 #define MX1FS2_FLASH_BUS_WIDTH 2 /* we use 16 bit FLASH memory... */
139 #define MX1FS2_FLASH_INTERLEAVE 1 /* ... made of 1 chip */
140 #define MX1FS2_FLASH_BANK_SIZE 0x01000000 /* size of one flash bank*/
141 #define MX1FS2_FLASH_SECT_SIZE 0x00010000 /* size of erase sector */
143 #define MX1FS2_FLASH_BASE 0x10000000 /* location of flash memory */
144 #define MX1FS2_FLASH_UNLOCK 1 /* perform hw unlock first */
146 /* This should be defined if CFI FLASH device is present. Actually benefit
147 is not so clear to me. In other words we can provide more informations
148 to user, but this expects more complex flash handling we do not provide
150 #undef CONFIG_SYS_FLASH_CFI
152 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* timeout for Erase operation */
153 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* timeout for Write operation */
155 #define CONFIG_SYS_FLASH_BASE MX1FS2_FLASH_BASE
158 * This is setting for JFFS2 support in u-boot.
159 * Right now there is no gain for user, but later on booting kernel might be
160 * possible. Consider using XIP kernel running from flash to save RAM
162 * NOTE: Enable CONFIG_CMD_JFFS2 for JFFS2 support.
168 /* No command line, one static partition, whole device */
170 #undef CONFIG_CMD_MTDPARTS
171 #define CONFIG_JFFS2_DEV "nor0"
172 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
173 #define CONFIG_JFFS2_PART_OFFSET 0x00050000
176 /* mtdparts command line support */
177 /* Note: fake mtd_id used, no linux mtd map file */
178 #define CONFIG_CMD_MTDPARTS
179 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
180 #define CONFIG_FLASH_CFI_MTD
181 #define MTDIDS_DEFAULT "nor0=mx1fs2-0"
183 #ifdef BUS32BIT_VERSION
184 #define MTDPARTS_DEFAULT "mtdparts=mx1fs2-0:2m@5m(part0),5m@9m(part1)"
186 #define MTDPARTS_DEFAULT "mtdparts=mx1fs2-0:-@320k(jffs2)"
190 * Environment setup. Definitions of monitor location and size with
191 * definition of environment setup ends up in 2 possibilities.
192 * 1. Embeded environment - in u-boot code is space for environment
193 * 2. Environment is read from predefined sector of flash
194 * Right now we support 2. possiblity, but expecting no env placed
195 * on mentioned address right now. This also needs to provide whole
196 * sector for it - for us 256Kb is really waste of memory. U-boot uses
197 * default env. and until kernel parameters could be sent to kernel
198 * env. has no sense to us.
201 #define CONFIG_SYS_MONITOR_BASE 0x10000000
202 #define CONFIG_SYS_MONITOR_LEN 0x20000 /* 128b ( 1 flash sector ) */
203 #define CONFIG_ENV_IS_IN_FLASH 1
204 #define CONFIG_ENV_ADDR 0x10020000 /* absolute address for now */
205 #define CONFIG_ENV_SIZE 0x20000
207 #define CONFIG_ENV_OVERWRITE 1 /* env is not writable now */
209 /* Setup CS4 and CS5 */
210 #define CONFIG_SYS_GIUS_A_VAL 0x0003fffe
214 * 63| x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x|32
215 * |DTACK_SEL|0|BCD | BCS | PSZ|PME|SYNC| DOL | CNC| WSC | 0| WWS | EDC |
218 * 31| x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x| 0
219 * | OEA | OEN | WEA | WEN | CSA |EBC| DSZ | 0|SP|0|WP| 0 0|PA|CSEN|
222 #define CONFIG_SYS_CS0U_VAL 0x00008C00
223 #define CONFIG_SYS_CS0L_VAL 0x22222601
224 #define CONFIG_SYS_CS1U_VAL 0x00008C00
225 #define CONFIG_SYS_CS1L_VAL 0x22222301
226 #define CONFIG_SYS_CS4U_VAL 0x00008C00
227 #define CONFIG_SYS_CS4L_VAL 0x22222301
228 #define CONFIG_SYS_CS5U_VAL 0x00008C00
229 #define CONFIG_SYS_CS5L_VAL 0x22222301
231 /* f_{dpll}=2*f{ref}*(MFI+MFN/(MFD+1))/(PD+1)
234 0x002a141f: 191,9944MHz
241 0x08001800: 64MHz mit 16er Quarz
242 0x04001800: 96MHz mit 16er Quarz
243 0x04002400: 144MHz mit 16er Quarz
245 31 |x x x x|x x x x|x x x x|x x x x|x x x x|x x x x|x x x x|x x x x| 0
246 |XXX|--PD---|-------MFD---------|XXX|--MFI--|-----MFN-----------| */
248 #define CONFIG_SYS_MPCTL0_VAL 0x07E723AD
249 #define CONFIG_SYS_MPCTL1_VAL 0x00000040
250 #define CONFIG_SYS_PCDR_VAL 0x00010005
251 #define CONFIG_SYS_GPCR_VAL 0x00000FFB
253 #define USE_16M_OSZI /* If you have one, you want to use it
254 The internal 32kHz oszillator jitters */
257 #define CONFIG_SYS_SPCTL0_VAL 0x04001401
258 #define CONFIG_SYS_SPCTL1_VAL 0x0C000040
259 #define CONFIG_SYS_CSCR_VAL 0x07030003
260 #define CONFIG_SYS_CLK_FREQ 16780000
261 #define CONFIG_SYSPLL_CLK_FREQ 16000000
265 #define CONFIG_SYS_SPCTL0_VAL 0x07E716D1
266 #define CONFIG_SYS_CSCR_VAL 0x06000003
267 #define CONFIG_SYS_CLK_FREQ 16780000
268 #define CONFIG_SYSPLL_CLK_FREQ 16780000
273 * Well this has to be defined, but on the other hand it is used differently
274 * one may expect. For instance loadb command do not cares :-)
275 * So advice is - do not relay on this...
277 #define CONFIG_SYS_LOAD_ADDR 0x08400000
279 #define CONFIG_SYS_FMCR_VAL 0x00000003 /* Reset Default */
281 /* Bit[0:3] contain PERCLK1DIV for UART 1
282 0x000b00b ->b<- -> 192MHz/12=16MHz
283 0x000b00b ->8<- -> 144MHz/09=16MHz
284 0x000b00b ->3<- -> 64MHz/4=16MHz */
287 #define CONFIG_IMX_SERIAL
288 #define CONFIG_IMX_SERIAL1
289 #elif defined _CONFIG_UART2
290 #define CONFIG_IMX_SERIAL
291 #define CONFIG_IMX_SERIAL2
292 #elif defined _CONFIG_UART3 | defined _CONFIG_UART4
293 #define CONFIG_SYS_NS16550
294 #define CONFIG_SYS_NS16550_SERIAL
295 #define CONFIG_SYS_NS16550_CLK 3686400
296 #define CONFIG_SYS_NS16550_REG_SIZE 1
297 #define CONFIG_CONS_INDEX 1
299 #define CONFIG_SYS_NS16550_COM1 0x15000000
300 #elif defined _CONFIG_UART4
301 #define CONFIG_SYS_NS16550_COM1 0x16000000
305 #endif /* __CONFIG_H */