2 * (C) Copyright 2000-2005
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_405EP 1 /* This is a PPC405 CPU */
21 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
22 #define CONFIG_BUBINGA 1 /* ...on a BUBINGA board */
24 #define CONFIG_SYS_TEXT_BASE 0xFFFC0000
27 * Include common defines/options for all AMCC eval boards
29 #define CONFIG_HOSTNAME bubinga
30 #include "amcc-common.h"
32 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
34 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
36 #define CONFIG_NO_SERIAL_EEPROM
37 /*#undef CONFIG_NO_SERIAL_EEPROM*/
38 /*----------------------------------------------------------------------------*/
39 #ifdef CONFIG_NO_SERIAL_EEPROM
42 !-------------------------------------------------------------------------------
43 ! Defines for entry options.
44 ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
45 ! are plugged in the board will be utilized as non-ECC DIMMs.
46 !-------------------------------------------------------------------------------
48 #define AUTO_MEMORY_CONFIG
49 #define DIMM_READ_ADDR 0xAB
50 #define DIMM_WRITE_ADDR 0xAA
53 !-------------------------------------------------------------------------------
54 ! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
55 ! assuming a 33MHz input clock to the 405EP from the C9531.
56 !-------------------------------------------------------------------------------
58 #define PLLMR0_DEFAULT PLLMR0_266_133_66
59 #define PLLMR1_DEFAULT PLLMR1_266_133_66
62 /*----------------------------------------------------------------------------*/
65 * Define here the location of the environment variables (FLASH or NVRAM).
66 * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
67 * supported for backward compatibility.
70 #define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
72 #define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
76 * Default environment variables
78 #define CONFIG_EXTRA_ENV_SETTINGS \
80 CONFIG_AMCC_DEF_ENV_PPC \
81 CONFIG_AMCC_DEF_ENV_NOR_UPD \
82 "kernel_addr=fff80000\0" \
83 "ramdisk_addr=fff90000\0" \
86 #define CONFIG_PHY_ADDR 1 /* PHY address */
87 #define CONFIG_HAS_ETH0
88 #define CONFIG_HAS_ETH1
89 #define CONFIG_PHY1_ADDR 2 /* EMAC1 PHY address */
91 #define CONFIG_RTC_DS174x 1 /* use DS1743 RTC in Bubinga */
94 * Commands additional to the ones defined in amcc-common.h
96 #define CONFIG_CMD_DATE
97 #define CONFIG_CMD_PCI
98 #define CONFIG_CMD_SDRAM
99 #define CONFIG_CMD_SNTP
101 #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
104 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
105 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
106 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
107 * The Linux BASE_BAUD define should match this configuration.
108 * baseBaud = cpuClock/(uartDivisor*16)
109 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
110 * set Linux BASE_BAUD to 403200.
112 #define CONFIG_CONS_INDEX 1 /* Use UART0 */
113 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
114 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
115 #define CONFIG_SYS_BASE_BAUD 691200
117 /*-----------------------------------------------------------------------
119 *-----------------------------------------------------------------------
121 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
123 #define CONFIG_SYS_I2C_NOPROBES { {0, 0x69} } /* avoid i2c probe hangup (?) */
124 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */
126 #if defined(CONFIG_CMD_EEPROM)
127 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */
128 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
131 /*-----------------------------------------------------------------------
133 *-----------------------------------------------------------------------
135 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
136 #define PCI_HOST_FORCE 1 /* configure as pci host */
137 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
139 #define CONFIG_PCI /* include pci support */
140 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
141 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
142 #define CONFIG_PCI_PNP /* do pci plug-and-play */
143 /* resource configuration */
144 #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
146 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
147 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
148 #define CONFIG_SYS_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */
149 #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
150 #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
151 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
152 #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
153 #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
154 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
156 /*-----------------------------------------------------------------------
157 * External peripheral base address
158 *-----------------------------------------------------------------------
160 #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000
161 #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000
162 #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000
164 /*-----------------------------------------------------------------------
165 * Start addresses for the final memory configuration
166 * (Set up by the startup code)
168 #define CONFIG_SYS_SRAM_BASE 0xFFF00000
169 #define CONFIG_SYS_SRAM_SIZE (256 << 10)
170 #define CONFIG_SYS_FLASH_BASE 0xFFF80000
172 /*-----------------------------------------------------------------------
175 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
176 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
178 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
179 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
181 #define CONFIG_SYS_FLASH_ADDR0 0x5555
182 #define CONFIG_SYS_FLASH_ADDR1 0x2aaa
183 #define CONFIG_SYS_FLASH_WORD_SIZE unsigned char
185 #ifdef CONFIG_ENV_IS_IN_FLASH
186 #define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
187 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE)
188 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
190 /* Address and size of Redundant Environment Sector */
191 #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
192 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
193 #endif /* CONFIG_ENV_IS_IN_FLASH */
195 /*-----------------------------------------------------------------------
198 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
199 #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */
201 #ifdef CONFIG_ENV_IS_IN_NVRAM
202 #define CONFIG_ENV_SIZE 0x0ff8 /* Size of Environment vars */
203 #define CONFIG_ENV_ADDR \
204 (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */
208 * Init Memory Controller:
210 * BR0/1 and OR0/1 (FLASH)
213 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
214 #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
216 /*-----------------------------------------------------------------------
217 * Definitions for initial stack pointer and data area (in data cache)
219 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
220 #define CONFIG_SYS_TEMP_STACK_OCM 1
222 /* On Chip Memory location */
223 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
224 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
225 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */
226 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
228 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
229 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
231 /*-----------------------------------------------------------------------
232 * External Bus Controller (EBC) Setup
235 /* Memory Bank 0 (Flash/SRAM) initialization */
236 #define CONFIG_SYS_EBC_PB0AP 0x04006000
237 #define CONFIG_SYS_EBC_PB0CR 0xFFF18000 /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit */
239 /* Memory Bank 1 (NVRAM/RTC) initialization */
240 #define CONFIG_SYS_EBC_PB1AP 0x04041000
241 #define CONFIG_SYS_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
243 /* Memory Bank 2 (not used) initialization */
244 #define CONFIG_SYS_EBC_PB2AP 0x00000000
245 #define CONFIG_SYS_EBC_PB2CR 0x00000000
247 /* Memory Bank 2 (not used) initialization */
248 #define CONFIG_SYS_EBC_PB3AP 0x00000000
249 #define CONFIG_SYS_EBC_PB3CR 0x00000000
251 /* Memory Bank 4 (FPGA regs) initialization */
252 #define CONFIG_SYS_EBC_PB4AP 0x01815000
253 #define CONFIG_SYS_EBC_PB4CR 0xF0318000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */
255 /*-----------------------------------------------------------------------
256 * Definitions for Serial Presence Detect EEPROM address
257 * (to get SDRAM settings)
259 #define SPD_EEPROM_ADDRESS 0x55
261 /*-----------------------------------------------------------------------
262 * Definitions for GPIO setup (PPC405EP specific)
264 * GPIO0[0] - External Bus Controller BLAST output
265 * GPIO0[1-9] - Instruction trace outputs
266 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
267 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
268 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
269 * GPIO0[24-27] - UART0 control signal inputs/outputs
270 * GPIO0[28-29] - UART1 data signal input/output
271 * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
273 #define CONFIG_SYS_GPIO0_OSRL 0x55555555
274 #define CONFIG_SYS_GPIO0_OSRH 0x40000110
275 #define CONFIG_SYS_GPIO0_ISR1L 0x00000000
276 #define CONFIG_SYS_GPIO0_ISR1H 0x15555445
277 #define CONFIG_SYS_GPIO0_TSRL 0x00000000
278 #define CONFIG_SYS_GPIO0_TSRH 0x00000000
279 #define CONFIG_SYS_GPIO0_TCR 0xFFFF8014
281 /*-----------------------------------------------------------------------
282 * Some BUBINGA stuff...
284 #define NVRAM_BASE 0xF0000000
285 #define FPGA_REG0 0xF0300000 /* FPGA Reg 0 */
286 #define FPGA_REG1 0xF0300001 /* FPGA Reg 1 */
287 #define NVRVFY1 0x4f532d4f /* used to determine if state data in */
288 #define NVRVFY2 0x50454e00 /* NVRAM initialized (ascii for OS-OPEN)*/
290 #define FPGA_REG0_F_RANGE 0x80 /* SDRAM PLL freq range */
291 #define FPGA_REG0_EXT_INT_DIS 0x20 /* External interface disable */
292 #define FPGA_REG0_LED_MASK 0x07 /* Board LEDs DS9, DS10, and DS11 */
293 #define FPGA_REG0_LED0 0x04 /* Turn on LED0 */
294 #define FPGA_REG0_LED1 0x02 /* Turn on LED1 */
295 #define FPGA_REG0_LED2 0x01 /* Turn on LED2 */
297 #define FPGA_REG1_SSPEC_DIS 0x80 /* C9531 Spread Spectrum disabled */
298 #define FPGA_REG1_OFFBD_PCICLK 0x40 /* Onboard PCI clock selected */
299 #define FPGA_REG1_CLOCK_MASK 0x30 /* Mask for C9531 output freq select */
300 #define FPGA_REG1_CLOCK_BIT_SHIFT 4
301 #define FPGA_REG1_PCI_INT_ARB 0x08 /* PCI Internal arbiter selected */
302 #define FPGA_REG1_PCI_FREQ 0x04 /* PCI Frequency select */
303 #define FPGA_REG1_OFFB_FLASH 0x02 /* Off board flash */
304 #define FPGA_REG1_SRAM_BOOT 0x01 /* SRAM at 0xFFF80000 not Flash */
306 #endif /* __CONFIG_H */