3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
9 * board/config.h - configuration options, board specific
16 * High Level Configuration Options
20 #define CONFIG_MPC860 1 /* This is a MPC860T CPU */
21 #define CONFIG_HERMES 1 /* ...on a HERMES-PRO board */
23 #define CONFIG_SYS_TEXT_BASE 0xFE000000
25 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
26 #undef CONFIG_8xx_CONS_SMC2
27 #undef CONFIG_8xx_CONS_NONE
28 #define CONFIG_BAUDRATE 9600
30 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
32 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
35 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
37 #define CONFIG_BOARD_TYPES 1 /* support board types */
39 #define CONFIG_SHOW_BOOT_PROGRESS 1 /* Show boot progress on LEDs */
41 #undef CONFIG_BOOTARGS
42 #define CONFIG_BOOTCOMMAND \
44 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
45 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
48 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
49 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
51 #undef CONFIG_WATCHDOG /* watchdog disabled */
55 * Command line configuration.
57 #include <config_cmd_default.h>
63 #define CONFIG_BOOTP_SUBNETMASK
64 #define CONFIG_BOOTP_GATEWAY
65 #define CONFIG_BOOTP_HOSTNAME
66 #define CONFIG_BOOTP_BOOTPATH
70 * Miscellaneous configurable options
72 #define CONFIG_SYS_LONGHELP /* undef to save memory */
73 #if defined(CONFIG_CMD_KGDB)
74 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
76 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
78 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
79 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
80 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
82 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
83 #define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
85 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
87 #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
89 #define CONFIG_SYS_ALLOC_DPRAM 1 /* use allocation routines */
91 * Low Level Configuration Settings
92 * (address mappings, register initial values, etc.)
93 * You should know what you are doing if you make changes here.
95 /*-----------------------------------------------------------------------
96 * Internal Memory Mapped Register
98 #define CONFIG_SYS_IMMR 0xFF000000 /* Non-Standard value! */
100 /*-----------------------------------------------------------------------
101 * Definitions for initial stack pointer and data area (in DPRAM)
103 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
104 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
105 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
106 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
108 /*-----------------------------------------------------------------------
109 * Start addresses for the final memory configuration
110 * (Set up by the startup code)
111 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
113 #define CONFIG_SYS_SDRAM_BASE 0x00000000
114 #define CONFIG_SYS_FLASH_BASE 0xFE000000
116 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
118 #define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
120 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
121 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
124 * For booting Linux, the board info and command line data
125 * have to be in the first 8 MB of memory, since this is
126 * the maximum mapped by the Linux kernel during initialization.
128 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
129 /*-----------------------------------------------------------------------
132 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
133 #define CONFIG_SYS_MAX_FLASH_SECT 124 /* max number of sectors on one chip */
135 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
136 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
138 #define CONFIG_ENV_IS_IN_FLASH 1
139 #define CONFIG_ENV_OFFSET 0x4000 /* Offset of Environment Sector */
140 #define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
141 /*-----------------------------------------------------------------------
142 * Cache Configuration
144 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
145 #if defined(CONFIG_CMD_KGDB)
146 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
149 /*-----------------------------------------------------------------------
150 * SYPCR - System Protection Control 11-9
151 * SYPCR can only be written once after reset!
152 *-----------------------------------------------------------------------
153 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
156 #if defined(CONFIG_WATCHDOG)
157 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
158 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
160 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
163 /*-----------------------------------------------------------------------
164 * SIUMCR - SIU Module Configuration 11-6
165 *-----------------------------------------------------------------------
166 * +0x0000 => 0x000000C0
168 #define CONFIG_SYS_SIUMCR 0
170 /*-----------------------------------------------------------------------
171 * TBSCR - Time Base Status and Control 11-26
172 *-----------------------------------------------------------------------
173 * Clear Reference Interrupt Status, Timebase freezing enabled
176 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
178 /*-----------------------------------------------------------------------
179 * PISCR - Periodic Interrupt Status and Control 11-31
180 *-----------------------------------------------------------------------
181 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
184 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
186 /*-----------------------------------------------------------------------
187 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
188 *-----------------------------------------------------------------------
189 * Reset PLL lock status sticky bit, timer expired status bit and timer
190 * interrupt status bit, set PLL multiplication factor !
192 /* +0x0286 => 0x00B0D0C0 */
193 #define CONFIG_SYS_PLPRCR \
194 ( (11 << PLPRCR_MF_SHIFT) | \
195 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \
196 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
197 PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \
200 /*-----------------------------------------------------------------------
201 * SCCR - System Clock and reset Control Register 15-27
202 *-----------------------------------------------------------------------
203 * Set clock output, timebase and RTC source and divider,
204 * power management and some other internal clocks
206 #define SCCR_MASK SCCR_EBDF11
207 /* +0x0282 => 0x03800000 */
208 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_TBS | \
209 SCCR_RTDIV | SCCR_RTSEL | \
210 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
211 SCCR_EBDF00 | SCCR_DFSYNC00 | \
212 SCCR_DFBRG00 | SCCR_DFNL000 | \
215 /*-----------------------------------------------------------------------
216 * RTCSC - Real-Time Clock Status and Control Register 11-27
217 *-----------------------------------------------------------------------
219 /* +0x0220 => 0x00C3 */
220 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
223 /*-----------------------------------------------------------------------
224 * RCCR - RISC Controller Configuration Register 19-4
225 *-----------------------------------------------------------------------
227 /* +0x09C4 => TIMEP=1 */
228 #define CONFIG_SYS_RCCR 0x0100
230 /*-----------------------------------------------------------------------
231 * RMDS - RISC Microcode Development Support Control Register
232 *-----------------------------------------------------------------------
234 #define CONFIG_SYS_RMDS 0
236 /*-----------------------------------------------------------------------
238 *-----------------------------------------------------------------------
241 #define CONFIG_SYS_DER 0
244 * Init Memory Controller:
246 * BR0 and OR0 (FLASH)
249 #define FLASH_BASE0_PRELIM 0xFE000000 /* FLASH bank #0 */
251 /* used to re-map FLASH
252 * restrict access enough to keep SRAM working (if any)
253 * but not too much to meddle with FLASH accesses
255 /* allow for max 4 MB of Flash */
256 #define CONFIG_SYS_REMAP_OR_AM 0xFFC00000 /* OR addr mask */
257 #define CONFIG_SYS_PRELIM_OR_AM 0xFFC00000 /* OR addr mask */
259 /* FLASH timing: ACS = 11, TRLX = 1, CSNT = 1, SCY = 5, EHTR = 0 */
260 #define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | /*OR_ACS_DIV4 |*/ OR_BI | \
261 OR_SCY_5_CLK | OR_TRLX)
263 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
264 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
265 /* 8 bit, bank valid */
266 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V )
271 * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
273 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM bank */
274 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
275 #define SDRAM_TIMING 0x00000A00 /* SDRAM-Timing */
277 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
279 #define CONFIG_SYS_OR1_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
280 #define CONFIG_SYS_BR1_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
283 * BR2/OR2 - HPRO2: PEB2256 @ 0xE0000000, 8 Bit wide
285 #define HPRO2_BASE 0xE0000000
286 #define HPRO2_OR_AM 0xFFFF8000
287 #define HPRO2_TIMING 0x00000934
289 #define CONFIG_SYS_OR2 (HPRO2_OR_AM | HPRO2_TIMING)
290 #define CONFIG_SYS_BR2 ((HPRO2_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
301 * MAMR settings for SDRAM
304 /* periodic timer for refresh */
305 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
308 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
309 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
310 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
312 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
313 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
314 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
315 #endif /* __CONFIG_H */