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rename CFG_ macros to CONFIG_SYS
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1 /*
2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24 /*
25 * board/config.h - configuration options, board specific
26 */
27
28 #ifndef __CONFIG_H
29 #define __CONFIG_H
30
31 /*
32 * High Level Configuration Options
33 * (easy to change)
34 */
35
36 #define CONFIG_405EP 1 /* This is a PPC405 CPU */
37 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
38 #define CONFIG_BUBINGA 1 /* ...on a BUBINGA board */
39
40 /*
41 * Include common defines/options for all AMCC eval boards
42 */
43 #define CONFIG_HOSTNAME bubinga
44 #include "amcc-common.h"
45
46 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
47
48 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
49
50 #define CONFIG_NO_SERIAL_EEPROM
51 /*#undef CONFIG_NO_SERIAL_EEPROM*/
52 /*----------------------------------------------------------------------------*/
53 #ifdef CONFIG_NO_SERIAL_EEPROM
54
55 /*
56 !-------------------------------------------------------------------------------
57 ! Defines for entry options.
58 ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
59 ! are plugged in the board will be utilized as non-ECC DIMMs.
60 !-------------------------------------------------------------------------------
61 */
62 #define AUTO_MEMORY_CONFIG
63 #define DIMM_READ_ADDR 0xAB
64 #define DIMM_WRITE_ADDR 0xAA
65
66 /*
67 !-------------------------------------------------------------------------------
68 ! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
69 ! assuming a 33MHz input clock to the 405EP from the C9531.
70 !-------------------------------------------------------------------------------
71 */
72 #define PLLMR0_DEFAULT PLLMR0_266_133_66
73 #define PLLMR1_DEFAULT PLLMR1_266_133_66
74
75 #endif
76 /*----------------------------------------------------------------------------*/
77
78 /*
79 * Define here the location of the environment variables (FLASH or NVRAM).
80 * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
81 * supported for backward compatibility.
82 */
83 #if 1
84 #define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
85 #else
86 #define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
87 #endif
88
89 /*
90 * Default environment variables
91 */
92 #define CONFIG_EXTRA_ENV_SETTINGS \
93 CONFIG_AMCC_DEF_ENV \
94 CONFIG_AMCC_DEF_ENV_PPC \
95 CONFIG_AMCC_DEF_ENV_NOR_UPD \
96 "kernel_addr=fff80000\0" \
97 "ramdisk_addr=fff90000\0" \
98 ""
99
100 #define CONFIG_PHY_ADDR 1 /* PHY address */
101 #define CONFIG_HAS_ETH0
102 #define CONFIG_HAS_ETH1
103 #define CONFIG_PHY1_ADDR 2 /* EMAC1 PHY address */
104
105 #define CONFIG_RTC_DS174x 1 /* use DS1743 RTC in Bubinga */
106
107 /*
108 * Commands additional to the ones defined in amcc-common.h
109 */
110 #define CONFIG_CMD_DATE
111 #define CONFIG_CMD_PCI
112 #define CONFIG_CMD_SDRAM
113 #define CONFIG_CMD_SNTP
114
115 #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
116
117 /*
118 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
119 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
120 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
121 * The Linux BASE_BAUD define should match this configuration.
122 * baseBaud = cpuClock/(uartDivisor*16)
123 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
124 * set Linux BASE_BAUD to 403200.
125 */
126 #undef CONFIG_SERIAL_SOFTWARE_FIFO
127 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
128 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
129 #define CONFIG_SYS_BASE_BAUD 691200
130
131 /*-----------------------------------------------------------------------
132 * I2C stuff
133 *-----------------------------------------------------------------------
134 */
135 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
136
137 #define CONFIG_SYS_I2C_NOPROBES { 0x69 } /* avoid iprobe hangup (why?) */
138 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */
139
140 #if defined(CONFIG_CMD_EEPROM)
141 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */
142 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
143 #endif
144
145 /*-----------------------------------------------------------------------
146 * PCI stuff
147 *-----------------------------------------------------------------------
148 */
149 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
150 #define PCI_HOST_FORCE 1 /* configure as pci host */
151 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
152
153 #define CONFIG_PCI /* include pci support */
154 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
155 #define CONFIG_PCI_PNP /* do pci plug-and-play */
156 /* resource configuration */
157 #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
158
159 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
160 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
161 #define CONFIG_SYS_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */
162 #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
163 #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
164 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
165 #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
166 #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
167 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
168
169 /*-----------------------------------------------------------------------
170 * External peripheral base address
171 *-----------------------------------------------------------------------
172 */
173 #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000
174 #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000
175 #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000
176
177 /*-----------------------------------------------------------------------
178 * Start addresses for the final memory configuration
179 * (Set up by the startup code)
180 */
181 #define CONFIG_SYS_SRAM_BASE 0xFFF00000
182 #define CONFIG_SYS_FLASH_BASE 0xFFF80000
183
184 /*-----------------------------------------------------------------------
185 * FLASH organization
186 */
187 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
188 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
189
190 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
191 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
192
193 #define CONFIG_SYS_FLASH_ADDR0 0x5555
194 #define CONFIG_SYS_FLASH_ADDR1 0x2aaa
195 #define CONFIG_SYS_FLASH_WORD_SIZE unsigned char
196
197 #ifdef CONFIG_ENV_IS_IN_FLASH
198 #define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
199 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE)
200 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
201
202 /* Address and size of Redundant Environment Sector */
203 #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
204 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
205 #endif /* CONFIG_ENV_IS_IN_FLASH */
206
207 /*-----------------------------------------------------------------------
208 * NVRAM organization
209 */
210 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
211 #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */
212
213 #ifdef CONFIG_ENV_IS_IN_NVRAM
214 #define CONFIG_ENV_SIZE 0x0ff8 /* Size of Environment vars */
215 #define CONFIG_ENV_ADDR \
216 (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */
217 #endif
218
219 /*
220 * Init Memory Controller:
221 *
222 * BR0/1 and OR0/1 (FLASH)
223 */
224
225 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
226 #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
227
228 /*-----------------------------------------------------------------------
229 * Definitions for initial stack pointer and data area (in data cache)
230 */
231 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
232 #define CONFIG_SYS_TEMP_STACK_OCM 1
233
234 /* On Chip Memory location */
235 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
236 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
237 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */
238 #define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area in RAM */
239
240 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
241 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
242 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
243
244 /*-----------------------------------------------------------------------
245 * External Bus Controller (EBC) Setup
246 */
247
248 /* Memory Bank 0 (Flash/SRAM) initialization */
249 #define CONFIG_SYS_EBC_PB0AP 0x04006000
250 #define CONFIG_SYS_EBC_PB0CR 0xFFF18000 /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit */
251
252 /* Memory Bank 1 (NVRAM/RTC) initialization */
253 #define CONFIG_SYS_EBC_PB1AP 0x04041000
254 #define CONFIG_SYS_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
255
256 /* Memory Bank 2 (not used) initialization */
257 #define CONFIG_SYS_EBC_PB2AP 0x00000000
258 #define CONFIG_SYS_EBC_PB2CR 0x00000000
259
260 /* Memory Bank 2 (not used) initialization */
261 #define CONFIG_SYS_EBC_PB3AP 0x00000000
262 #define CONFIG_SYS_EBC_PB3CR 0x00000000
263
264 /* Memory Bank 4 (FPGA regs) initialization */
265 #define CONFIG_SYS_EBC_PB4AP 0x01815000
266 #define CONFIG_SYS_EBC_PB4CR 0xF0318000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */
267
268 /*-----------------------------------------------------------------------
269 * Definitions for Serial Presence Detect EEPROM address
270 * (to get SDRAM settings)
271 */
272 #define SPD_EEPROM_ADDRESS 0x55
273
274 /*-----------------------------------------------------------------------
275 * Definitions for GPIO setup (PPC405EP specific)
276 *
277 * GPIO0[0] - External Bus Controller BLAST output
278 * GPIO0[1-9] - Instruction trace outputs
279 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
280 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
281 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
282 * GPIO0[24-27] - UART0 control signal inputs/outputs
283 * GPIO0[28-29] - UART1 data signal input/output
284 * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
285 */
286 #define CONFIG_SYS_GPIO0_OSRH 0x55555555
287 #define CONFIG_SYS_GPIO0_OSRL 0x40000110
288 #define CONFIG_SYS_GPIO0_ISR1H 0x00000000
289 #define CONFIG_SYS_GPIO0_ISR1L 0x15555445
290 #define CONFIG_SYS_GPIO0_TSRH 0x00000000
291 #define CONFIG_SYS_GPIO0_TSRL 0x00000000
292 #define CONFIG_SYS_GPIO0_TCR 0xFFFF8014
293
294 /*-----------------------------------------------------------------------
295 * Some BUBINGA stuff...
296 */
297 #define NVRAM_BASE 0xF0000000
298 #define FPGA_REG0 0xF0300000 /* FPGA Reg 0 */
299 #define FPGA_REG1 0xF0300001 /* FPGA Reg 1 */
300 #define NVRVFY1 0x4f532d4f /* used to determine if state data in */
301 #define NVRVFY2 0x50454e00 /* NVRAM initialized (ascii for OS-OPEN)*/
302
303 #define FPGA_REG0_F_RANGE 0x80 /* SDRAM PLL freq range */
304 #define FPGA_REG0_EXT_INT_DIS 0x20 /* External interface disable */
305 #define FPGA_REG0_LED_MASK 0x07 /* Board LEDs DS9, DS10, and DS11 */
306 #define FPGA_REG0_LED0 0x04 /* Turn on LED0 */
307 #define FPGA_REG0_LED1 0x02 /* Turn on LED1 */
308 #define FPGA_REG0_LED2 0x01 /* Turn on LED2 */
309
310 #define FPGA_REG1_SSPEC_DIS 0x80 /* C9531 Spread Spectrum disabled */
311 #define FPGA_REG1_OFFBD_PCICLK 0x40 /* Onboard PCI clock selected */
312 #define FPGA_REG1_CLOCK_MASK 0x30 /* Mask for C9531 output freq select */
313 #define FPGA_REG1_CLOCK_BIT_SHIFT 4
314 #define FPGA_REG1_PCI_INT_ARB 0x08 /* PCI Internal arbiter selected */
315 #define FPGA_REG1_PCI_FREQ 0x04 /* PCI Frequency select */
316 #define FPGA_REG1_OFFB_FLASH 0x02 /* Off board flash */
317 #define FPGA_REG1_SRAM_BOOT 0x01 /* SRAM at 0xFFF80000 not Flash */
318
319 #endif /* __CONFIG_H */