2 * (C) Copyright 2001-2004
3 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
5 * SPDX-License-Identifier: GPL-2.0+
9 * board/config.h - configuration options, board specific
15 * High Level Configuration Options
18 #define CONFIG_405EP 1 /* This is a PPC405 CPU */
19 #define CONFIG_VOM405 1 /* ...on a VOM405 board */
21 #define CONFIG_SYS_TEXT_BASE 0xFFFC8000
23 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
24 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
26 #define CONFIG_SYS_CLK_FREQ 33330000 /* external frequency to pll */
28 #define CONFIG_BAUDRATE 9600
30 #undef CONFIG_BOOTARGS
31 #undef CONFIG_BOOTCOMMAND
33 #define CONFIG_PREBOOT /* enable preboot variable */
35 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
37 #undef CONFIG_HAS_ETH1
39 #define CONFIG_PPC4xx_EMAC
40 #define CONFIG_MII 1 /* MII PHY management */
41 #define CONFIG_PHY_ADDR 0 /* PHY address */
42 #define CONFIG_LXT971_NO_SLEEP 1 /* disable sleep mode in LXT971 */
43 #define CONFIG_RESET_PHY_R 1 /* use reset_phy() to disable phy sleep mode */
48 #define CONFIG_BOOTP_SUBNETMASK
49 #define CONFIG_BOOTP_GATEWAY
50 #define CONFIG_BOOTP_HOSTNAME
51 #define CONFIG_BOOTP_BOOTPATH
52 #define CONFIG_BOOTP_DNS
53 #define CONFIG_BOOTP_DNS2
54 #define CONFIG_BOOTP_SEND_HOSTNAME
57 * Command line configuration.
59 #define CONFIG_CMD_BSP
60 #define CONFIG_CMD_IRQ
61 #define CONFIG_CMD_EEPROM
63 #undef CONFIG_WATCHDOG /* watchdog disabled */
65 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
67 #undef CONFIG_PRAM /* no "protected RAM" */
70 * Miscellaneous configurable options
72 #define CONFIG_SYS_LONGHELP /* undef to save memory */
74 #if defined(CONFIG_CMD_KGDB)
75 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
77 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
79 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
80 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
81 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
83 #define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */
85 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
86 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
88 #define CONFIG_CONS_INDEX 1 /* Use UART0 */
89 #define CONFIG_SYS_NS16550_SERIAL
90 #define CONFIG_SYS_NS16550_REG_SIZE 1
91 #define CONFIG_SYS_NS16550_CLK get_serial_clock()
93 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* no external serial clock used */
94 #define CONFIG_SYS_BASE_BAUD 691200
96 /* The following table includes the supported baudrates */
97 #define CONFIG_SYS_BAUDRATE_TABLE \
98 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
99 57600, 115200, 230400, 460800, 921600 }
101 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
102 #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
104 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
106 #define CONFIG_SYS_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */
109 * For booting Linux, the board info and command line data
110 * have to be in the first 8 MB of memory, since this is
111 * the maximum mapped by the Linux kernel during initialization.
113 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
117 #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
119 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
120 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
122 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
123 #define CONFIG_SYS_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
125 #define CONFIG_SYS_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
126 #define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
127 #define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
129 * The following defines are added for buggy IOP480 byte interface.
130 * All other boards should use the standard values (CPCI405 etc.)
132 #define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */
133 #define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */
134 #define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */
136 #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
139 * Start addresses for the final memory configuration
140 * (Set up by the startup code)
141 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
143 #define CONFIG_SYS_SDRAM_BASE 0x00000000
144 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_MONITOR_BASE
145 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
146 #define CONFIG_SYS_MONITOR_LEN (~(CONFIG_SYS_TEXT_BASE) + 1)
147 #define CONFIG_SYS_MALLOC_LEN (256 * 1024)
149 #if (CONFIG_SYS_MONITOR_BASE < FLASH_BASE0_PRELIM)
150 # define CONFIG_SYS_RAMBOOT 1
152 # undef CONFIG_SYS_RAMBOOT
156 * Environment Variable setup
158 #define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
159 #define CONFIG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
160 #define CONFIG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/
161 /* total size of a CAT24WC16 is 2048 bytes */
163 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
164 #define CONFIG_SYS_NVRAM_SIZE 242 /* NVRAM size */
167 * I2C EEPROM (CAT24WC16) for environment
169 #define CONFIG_SYS_I2C
170 #define CONFIG_SYS_I2C_PPC4XX
171 #define CONFIG_SYS_I2C_PPC4XX_CH0
172 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
173 #define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F
175 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
176 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
177 /* mask of address bits that overflow into the "EEPROM chip address" */
178 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
179 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
180 /* 16 byte page write mode using*/
181 /* last 4 bits of the address */
182 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
185 * External Bus Controller (EBC) Setup
187 #define CAN_BA 0xF0000000 /* CAN Base Address */
189 /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
190 #define CONFIG_SYS_EBC_PB0AP 0x92015480
191 #define CONFIG_SYS_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
193 /* Memory Bank 2 (8 Bit Peripheral: CAN, UART, RTC) initialization */
194 #define CONFIG_SYS_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
195 #define CONFIG_SYS_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
200 #define CONFIG_SYS_XSVF_DEFAULT_ADDR 0xfffc0000
202 /* FPGA program pin configuration */
203 #define CONFIG_SYS_FPGA_PRG 0x04000000 /* JTAG TMS pin (ppc output) */
204 #define CONFIG_SYS_FPGA_CLK 0x02000000 /* JTAG TCK pin (ppc output) */
205 #define CONFIG_SYS_FPGA_DATA 0x01000000 /* JTAG TDO->TDI data pin (ppc output) */
206 #define CONFIG_SYS_FPGA_INIT 0x00010000 /* unused (ppc input) */
207 #define CONFIG_SYS_FPGA_DONE 0x00008000 /* JTAG TDI->TDO pin (ppc input) */
210 * Definitions for initial stack pointer and data area (in data cache)
212 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
213 #define CONFIG_SYS_TEMP_STACK_OCM 1
215 /* On Chip Memory location */
216 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
217 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
218 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */
219 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
221 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
222 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
225 * Definitions for GPIO setup (PPC405EP specific)
227 * GPIO0[0] - External Bus Controller BLAST output
228 * GPIO0[1-9] - Instruction trace outputs -> GPIO
229 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
230 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
231 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
232 * GPIO0[24-27] - UART0 control signal inputs/outputs
233 * GPIO0[28-29] - UART1 data signal input/output
234 * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
236 /* GPIO Input: OSR=00, ISR=00, TSR=00, TCR=0 */
237 /* GPIO Output: OSR=00, ISR=00, TSR=00, TCR=1 */
238 /* Alt. Funtion Input: OSR=00, ISR=01, TSR=00, TCR=0 */
239 /* Alt. Funtion Output: OSR=01, ISR=00, TSR=00, TCR=1 */
240 #define CONFIG_SYS_GPIO0_OSRL 0x40000500 /* 0 ... 15 */
241 #define CONFIG_SYS_GPIO0_OSRH 0x00000110 /* 16 ... 31 */
242 #define CONFIG_SYS_GPIO0_ISR1L 0x00000000 /* 0 ... 15 */
243 #define CONFIG_SYS_GPIO0_ISR1H 0x14000045 /* 16 ... 31 */
244 #define CONFIG_SYS_GPIO0_TSRL 0x00000000 /* 0 ... 15 */
245 #define CONFIG_SYS_GPIO0_TSRH 0x00000000 /* 16 ... 31 */
246 #define CONFIG_SYS_GPIO0_TCR 0xF7FE0014 /* 0 ... 31 */
249 * Default speed selection (cpu_plb_opb_ebc) in mhz.
250 * This value will be set if iic boot eprom is disabled.
252 #define PLLMR0_DEFAULT PLLMR0_133_66_66_33
253 #define PLLMR1_DEFAULT PLLMR1_133_66_66_33
255 #endif /* __CONFIG_H */