3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
10 * Configuration settings for the MUSENKI board.
14 /* ------------------------------------------------------------------------- */
17 * board/config.h - configuration options, board specific
24 * High Level Configuration Options
28 #define CONFIG_MPC824X 1
29 #define CONFIG_MPC8245 1
30 #define CONFIG_MUSENKI 1
32 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
34 #define CONFIG_CONS_INDEX 1
35 #define CONFIG_BAUDRATE 9600
37 #define CONFIG_BOOTDELAY 5
43 #define CONFIG_BOOTP_BOOTFILESIZE
44 #define CONFIG_BOOTP_BOOTPATH
45 #define CONFIG_BOOTP_GATEWAY
46 #define CONFIG_BOOTP_HOSTNAME
50 * Command line configuration.
52 #include <config_cmd_default.h>
56 * Miscellaneous configurable options
58 #undef CONFIG_SYS_LONGHELP /* undef to save memory */
59 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
60 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
64 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
65 #define CONFIG_SYS_MAXARGS 8 /* Max number of command args */
66 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
67 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* Default load address */
69 /*-----------------------------------------------------------------------
71 *-----------------------------------------------------------------------
73 #define CONFIG_PCI /* include pci support */
74 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
80 #define PCI_ENET0_IOADDR 0x80000000
81 #define PCI_ENET0_MEMADDR 0x80000000
82 #define PCI_ENET1_IOADDR 0x81000000
83 #define PCI_ENET1_MEMADDR 0x81000000
86 /*-----------------------------------------------------------------------
87 * Start addresses for the final memory configuration
88 * (Set up by the startup code)
89 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
91 #define CONFIG_SYS_SDRAM_BASE 0x00000000
93 #define CONFIG_SYS_FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank on RCS#0 */
94 #define CONFIG_SYS_FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank on RCS#1 */
95 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH_BASE0_PRELIM
97 /* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the
98 * reset vector is actually located at FFB00100, but the 8245
101 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
103 #define CONFIG_SYS_EUMB_ADDR 0xFC000000
105 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
106 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
107 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
109 #define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
110 #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
112 /* Maximum amount of RAM.
114 #define CONFIG_SYS_MAX_RAM_SIZE 0x08000000 /* 0 .. 128 MB of (S)DRAM */
117 #if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
118 #undef CONFIG_SYS_RAMBOOT
120 #define CONFIG_SYS_RAMBOOT
124 * NS16550 Configuration
126 #define CONFIG_SYS_NS16550
127 #define CONFIG_SYS_NS16550_SERIAL
129 #define CONFIG_SYS_NS16550_REG_SIZE 1
131 #define CONFIG_SYS_NS16550_CLK get_bus_freq(0)
133 #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_EUMB_ADDR + 0x4500)
134 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4600)
136 /*-----------------------------------------------------------------------
137 * Definitions for initial stack pointer and data area
140 /* #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE */
141 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
142 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
143 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
147 * Low Level Configuration Settings
148 * (address mappings, register initial values, etc.)
149 * You should know what you are doing if you make changes here.
150 * For the detail description refer to the MPC8240 user's manual.
153 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
154 #define CONFIG_SYS_HZ 1000
156 /* Bit-field values for MCCR1.
158 #define CONFIG_SYS_ROMNAL 7
159 #define CONFIG_SYS_ROMFAL 11
160 #define CONFIG_SYS_DBUS_SIZE 0x3
162 /* Bit-field values for MCCR2.
164 #define CONFIG_SYS_TSWAIT 0x5 /* Transaction Start Wait States timer */
165 #define CONFIG_SYS_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */
167 /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4.
169 #define CONFIG_SYS_BSTOPRE 121
171 /* Bit-field values for MCCR3.
173 #define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
175 /* Bit-field values for MCCR4.
177 #define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval FIXME: was 2 */
178 #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */
179 #define CONFIG_SYS_ACTORW 3 /* FIXME was 2 */
180 #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */
181 #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
182 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
183 #define CONFIG_SYS_EXTROM 1
184 #define CONFIG_SYS_REGDIMM 0
186 #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/
188 #define CONFIG_SYS_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */
190 /* Memory bank settings.
191 * Only bits 20-29 are actually used from these vales to set the
192 * start/end addresses. The upper two bits will always be 0, and the lower
193 * 20 bits will be 0x00000 for a start address, or 0xfffff for an end
194 * address. Refer to the MPC8240 book.
197 #define CONFIG_SYS_BANK0_START 0x00000000
198 #define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
199 #define CONFIG_SYS_BANK0_ENABLE 1
200 #define CONFIG_SYS_BANK1_START 0x3ff00000
201 #define CONFIG_SYS_BANK1_END 0x3fffffff
202 #define CONFIG_SYS_BANK1_ENABLE 0
203 #define CONFIG_SYS_BANK2_START 0x3ff00000
204 #define CONFIG_SYS_BANK2_END 0x3fffffff
205 #define CONFIG_SYS_BANK2_ENABLE 0
206 #define CONFIG_SYS_BANK3_START 0x3ff00000
207 #define CONFIG_SYS_BANK3_END 0x3fffffff
208 #define CONFIG_SYS_BANK3_ENABLE 0
209 #define CONFIG_SYS_BANK4_START 0x3ff00000
210 #define CONFIG_SYS_BANK4_END 0x3fffffff
211 #define CONFIG_SYS_BANK4_ENABLE 0
212 #define CONFIG_SYS_BANK5_START 0x3ff00000
213 #define CONFIG_SYS_BANK5_END 0x3fffffff
214 #define CONFIG_SYS_BANK5_ENABLE 0
215 #define CONFIG_SYS_BANK6_START 0x3ff00000
216 #define CONFIG_SYS_BANK6_END 0x3fffffff
217 #define CONFIG_SYS_BANK6_ENABLE 0
218 #define CONFIG_SYS_BANK7_START 0x3ff00000
219 #define CONFIG_SYS_BANK7_END 0x3fffffff
220 #define CONFIG_SYS_BANK7_ENABLE 0
222 #define CONFIG_SYS_ODCR 0xff
224 #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
225 #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
227 #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
228 #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
230 #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
231 #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
233 #define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
234 #define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
236 #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
237 #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
238 #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
239 #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
240 #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
241 #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
242 #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
243 #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
246 * For booting Linux, the board info and command line data
247 * have to be in the first 8 MB of memory, since this is
248 * the maximum mapped by the Linux kernel during initialization.
250 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
252 /*-----------------------------------------------------------------------
255 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* Max number of flash banks */
256 #define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors per flash */
258 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
259 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
262 /* Warining: environment is not EMBEDDED in the U-Boot code.
263 * It's stored in flash separately.
265 #define CONFIG_ENV_IS_IN_FLASH 1
266 #define CONFIG_ENV_ADDR 0xFFFF0000
267 #define CONFIG_ENV_SIZE 0x00010000 /* Size of the Environment */
268 #define CONFIG_ENV_SECT_SIZE 0x20000 /* Size of the Environment Sector */
270 /*-----------------------------------------------------------------------
271 * Cache Configuration
273 #define CONFIG_SYS_CACHELINE_SIZE 32
274 #if defined(CONFIG_CMD_KGDB)
275 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
278 #endif /* __CONFIG_H */