3 * Markus Klotzbuecher, DENX Software Engineering, mk@denx.de
5 * Configuation settings for the SPC1920 board.
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #define CONFIG_SPC1920 1 /* SPC1920 board */
27 #define CONFIG_MPC885 1 /* MPC885 CPU */
29 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
31 #define CONFIG_8xx_CONS_SMC1 /* Console is on SMC1 */
32 #undef CONFIG_8xx_CONS_SMC2
33 #undef CONFIG_8xx_CONS_NONE
36 #define CONFIG_MII_INIT 1
37 #undef CONFIG_ETHER_ON_FEC1
38 #define CONFIG_ETHER_ON_FEC2
40 #define CONFIG_FEC2_PHY 1
42 #define CONFIG_BAUDRATE 19200
44 /* use PLD CLK4 instead of brg */
45 #define CONFIG_SYS_SPC1920_SMC1_CLK4
47 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
48 #define CONFIG_8xx_CPUCLK_DEFAULT 50000000
49 #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000
50 #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000
52 #define CONFIG_SYS_RESET_ADDRESS 0xC0000000
54 #define CONFIG_BOARD_EARLY_INIT_F
55 #define CONFIG_LAST_STAGE_INIT
58 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
60 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
63 #define CONFIG_ENV_OVERWRITE
65 #define CONFIG_NFSBOOTCOMMAND \
67 "setenv bootargs root=/dev/nfs rw nfsroot=$rootpath " \
68 "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \
71 #define CONFIG_BOOTCOMMAND \
72 "setenv bootargs root=/dev/mtdblock2 rw mtdparts=phys:1280K(ROM)ro,-(root) "\
73 "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \
76 #undef CONFIG_BOOTARGS
78 #undef CONFIG_WATCHDOG /* watchdog disabled */
79 #define CONFIG_BZIP2 /* include support for bzip2 compressed images */
85 #define CONFIG_BOOTP_BOOTFILESIZE
86 #define CONFIG_BOOTP_BOOTPATH
87 #define CONFIG_BOOTP_GATEWAY
88 #define CONFIG_BOOTP_HOSTNAME
92 * Command line configuration.
94 #include <config_cmd_default.h>
96 #define CONFIG_CMD_ASKENV
97 #define CONFIG_CMD_DATE
98 #define CONFIG_CMD_ECHO
99 #define CONFIG_CMD_IMMAP
100 #define CONFIG_CMD_JFFS2
101 #define CONFIG_CMD_NET
102 #define CONFIG_CMD_PING
103 #define CONFIG_CMD_DHCP
104 #define CONFIG_CMD_I2C
105 #define CONFIG_CMD_MII
108 * Miscellaneous configurable options
110 #define CONFIG_SYS_LONGHELP /* undef to save memory */
111 #define CONFIG_SYS_PROMPT "=>" /* Monitor Command Prompt */
112 #define CONFIG_SYS_HUSH_PARSER
113 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
115 #if defined(CONFIG_CMD_KGDB)
116 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
118 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
121 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
122 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
123 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
125 #define CONFIG_SYS_LOAD_ADDR 0x00100000
127 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
129 #define CONFIG_SYS_BAUDRATE_TABLE { 2400, 4800, 9600, 19200 }
132 * Low Level Configuration Settings
133 * (address mappings, register initial values, etc.)
134 * You should know what you are doing if you make changes here.
137 /*-----------------------------------------------------------------------
138 * Internal Memory Mapped Register
140 #define CONFIG_SYS_IMMR 0xF0000000
142 /*-----------------------------------------------------------------------
143 * Definitions for initial stack pointer and data area (in DPRAM)
145 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
146 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
147 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
148 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
150 /*-----------------------------------------------------------------------
151 * Start addresses for the final memory configuration
152 * (Set up by the startup code)
153 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
155 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
156 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
159 * For booting Linux, the board info and command line data
160 * have to be in the first 8 MB of memory, since this is
161 * the maximum mapped by the Linux kernel during initialization.
163 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
165 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
166 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for monitor */
169 #define CONFIG_SYS_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */
171 #define CONFIG_SYS_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */
172 #endif /* CONFIG_BZIP2 */
174 #define CONFIG_SYS_ALLOC_DPRAM 1 /* use allocation routines */
179 /*-----------------------------------------------------------------------
182 #define CONFIG_SYS_FLASH_BASE 0xFE000000
183 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
184 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
185 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
186 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* Max num of sects on one chip */
188 /* Environment is in flash */
189 #define CONFIG_ENV_IS_IN_FLASH
190 #define CONFIG_ENV_SECT_SIZE 0x40000 /* We use one complete sector */
191 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
193 #define CONFIG_ENV_OVERWRITE
195 /*-----------------------------------------------------------------------
196 * Cache Configuration
198 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
199 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
201 #ifdef CONFIG_CMD_DATE
202 # define CONFIG_RTC_DS3231
203 # define CONFIG_SYS_I2C_RTC_ADDR 0x68
206 /*-----------------------------------------------------------------------
209 #if defined(CONFIG_CMD_I2C)
210 /* enable I2C and select the hardware/software driver */
211 #undef CONFIG_HARD_I2C /* I2C with hardware support */
212 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
214 #define CONFIG_SYS_I2C_SPEED 93000 /* 93 kHz is supposed to work */
215 #define CONFIG_SYS_I2C_SLAVE 0xFE
217 #ifdef CONFIG_SOFT_I2C
219 * Software (bit-bang) I2C driver configuration
221 #define PB_SCL 0x00000020 /* PB 26 */
222 #define PB_SDA 0x00000010 /* PB 27 */
224 #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
225 #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
226 #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
227 #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
228 #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
229 else immr->im_cpm.cp_pbdat &= ~PB_SDA
230 #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
231 else immr->im_cpm.cp_pbdat &= ~PB_SCL
232 #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
233 #endif /* CONFIG_SOFT_I2C */
236 /*-----------------------------------------------------------------------
237 * SYPCR - System Protection Control 11-9
238 * SYPCR can only be written once after reset!
239 *-----------------------------------------------------------------------
240 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
242 #if defined(CONFIG_WATCHDOG)
243 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
244 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
246 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
249 /*-----------------------------------------------------------------------
250 * SIUMCR - SIU Module Configuration 11-6
251 *-----------------------------------------------------------------------
252 * PCMCIA config., multi-function pin tri-state
254 #define CONFIG_SYS_SIUMCR (SIUMCR_FRC)
256 /*-----------------------------------------------------------------------
257 * TBSCR - Time Base Status and Control 11-26
258 *-----------------------------------------------------------------------
259 * Clear Reference Interrupt Status, Timebase freezing enabled
261 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
263 /*-----------------------------------------------------------------------
264 * PISCR - Periodic Interrupt Status and Control 11-31
265 *-----------------------------------------------------------------------
266 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
268 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
270 /*-----------------------------------------------------------------------
271 * SCCR - System Clock and reset Control Register 15-27
272 *-----------------------------------------------------------------------
273 * Set clock output, timebase and RTC source and divider,
274 * power management and some other internal clocks
276 #define SCCR_MASK SCCR_EBDF11
277 /* #define CONFIG_SYS_SCCR SCCR_TBS */
278 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
279 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
282 /*-----------------------------------------------------------------------
283 * DER - Debug Enable Register
284 *-----------------------------------------------------------------------
285 * Set to zero to prevent the processor from entering debug mode
287 #define CONFIG_SYS_DER 0
290 /* Because of the way the 860 starts up and assigns CS0 the entire
291 * address space, we have to set the memory controller differently.
292 * Normally, you write the option register first, and then enable the
293 * chip select by writing the base register. For CS0, you must write
294 * the base register first, followed by the option register.
299 * Init Memory Controller:
302 /* BR0 and OR0 (FLASH) */
303 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
306 /* used to re-map FLASH both when starting from SRAM or FLASH:
307 * restrict access enough to keep SRAM working (if any)
308 * but not too much to meddle with FLASH accesses
310 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
311 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
316 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
317 OR_SCY_6_CLK | OR_EHTR | OR_BI)
319 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
320 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
321 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
327 #define CONFIG_SYS_SDRAM_BASE 0x00000000
328 #define CONFIG_SYS_SDRAM_BASE_PRELIM CONFIG_SYS_SDRAM_BASE
329 #define SDRAM_MAX_SIZE 0x4000000 /* max 64 MB */
331 #define CONFIG_SYS_PRELIM_OR1_AM 0xF0000000
332 /* #define CONFIG_SYS_OR1_TIMING OR_CSNT_SAM/\* | OR_G5LS /\\* *\\/ *\/ */
333 #define SDRAM_TIMING OR_SCY_0_CLK /* SDRAM-Timing */
335 #define CONFIG_SYS_OR1_PRELIM (CONFIG_SYS_PRELIM_OR1_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING)
336 #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V)
338 /* #define CONFIG_SYS_OR1_FINAL ((CONFIG_SYS_OR1_AM & OR_AM_MSK) | CONFIG_SYS_OR1_TIMING) */
339 /* #define CONFIG_SYS_BR1_FINAL ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V) */
341 #define CONFIG_SYS_PTB_PER_CLK ((4096 * 16 * 1000) / (4 * 64))
342 #define CONFIG_SYS_PTA_PER_CLK 195
343 #define CONFIG_SYS_MBMR_PTB 195
344 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV16
345 #define CONFIG_SYS_MAR 0x88
347 #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
353 MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
355 #define CONFIG_SYS_MBMR_9COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
361 MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
365 * DSP Host Port Interface CS3
367 #define CONFIG_SYS_SPC1920_HPI_BASE 0x90000000
368 #define CONFIG_SYS_PRELIM_OR3_AM 0xF8000000
370 #define CONFIG_SYS_OR3 (CONFIG_SYS_PRELIM_OR3_AM | \
375 #define CONFIG_SYS_BR3 ((CONFIG_SYS_SPC1920_HPI_BASE & BR_BA_MSK) | \
380 #define CONFIG_SYS_MAMR (MAMR_GPL_A4DIS | \
384 #define CONFIG_SPC1920_HPI_TEST
386 #ifdef CONFIG_SPC1920_HPI_TEST
387 #define HPI_REG(x) (*((volatile u16 *) (CONFIG_SYS_SPC1920_HPI_BASE + x)))
388 #define HPI_HPIC_1 HPI_REG(0)
389 #define HPI_HPIC_2 HPI_REG(2)
390 #define HPI_HPIA_1 HPI_REG(0x2000008)
391 #define HPI_HPIA_2 HPI_REG(0x2000008 + 2)
392 #define HPI_HPID_INC_1 HPI_REG(0x1000004)
393 #define HPI_HPID_INC_2 HPI_REG(0x1000004 + 2)
394 #define HPI_HPID_NOINC_1 HPI_REG(0x300000c)
395 #define HPI_HPID_NOINC_2 HPI_REG(0x300000c + 2)
396 #endif /* CONFIG_SPC1920_HPI_TEST */
399 * Ramtron FM18L08 FRAM 32KB on CS4
401 #define CONFIG_SYS_SPC1920_FRAM_BASE 0x80100000
402 #define CONFIG_SYS_PRELIM_OR4_AM 0xffff8000
403 #define CONFIG_SYS_OR4 (CONFIG_SYS_PRELIM_OR4_AM | \
409 #define CONFIG_SYS_BR4 ((CONFIG_SYS_SPC1920_FRAM_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
414 #define CONFIG_SYS_SPC1920_PLD_BASE 0x80000000
415 #define CONFIG_SYS_PRELIM_OR5_AM 0xffff8000
417 #define CONFIG_SYS_OR5_PRELIM (CONFIG_SYS_PRELIM_OR5_AM | \
424 #define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_SPC1920_PLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
426 #endif /* __CONFIG_H */