1/* 2 * (C) Copyright 2000-2005 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8/* 9 * board/config.h - configuration options, board specific 10 */ 11 12#ifndef __CONFIG_H 13#define __CONFIG_H 14 15/* 16 * High Level Configuration Options 17 * (easy to change) 18 */ 19 20#define CONFIG_405EP 1 /* This is a PPC405 CPU */ 21#define CONFIG_BUBINGA 1 /* ...on a BUBINGA board */ 22 23#define CONFIG_SYS_TEXT_BASE 0xFFFC0000 24 25/* 26 * Include common defines/options for all AMCC eval boards 27 */ 28#define CONFIG_HOSTNAME bubinga 29#include "amcc-common.h" 30 31#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ 32 33#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ 34 35#define CONFIG_NO_SERIAL_EEPROM 36/*#undef CONFIG_NO_SERIAL_EEPROM*/ 37/*----------------------------------------------------------------------------*/ 38#ifdef CONFIG_NO_SERIAL_EEPROM 39 40/* 41!------------------------------------------------------------------------------- 42! Defines for entry options. 43! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that 44! are plugged in the board will be utilized as non-ECC DIMMs. 45!------------------------------------------------------------------------------- 46*/ 47#define AUTO_MEMORY_CONFIG 48#define DIMM_READ_ADDR 0xAB 49#define DIMM_WRITE_ADDR 0xAA 50 51/* 52!------------------------------------------------------------------------------- 53! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI, 54! assuming a 33MHz input clock to the 405EP from the C9531. 55!------------------------------------------------------------------------------- 56*/ 57#define PLLMR0_DEFAULT PLLMR0_266_133_66 58#define PLLMR1_DEFAULT PLLMR1_266_133_66 59 60#endif 61/*----------------------------------------------------------------------------*/ 62 63/* 64 * Define here the location of the environment variables (FLASH or NVRAM). 65 * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only 66 * supported for backward compatibility. 67 */ 68#if 1 69#define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ 70#else 71#define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */ 72#endif 73 74/* 75 * Default environment variables 76 */ 77#define CONFIG_EXTRA_ENV_SETTINGS \ 78 CONFIG_AMCC_DEF_ENV \ 79 CONFIG_AMCC_DEF_ENV_PPC \ 80 CONFIG_AMCC_DEF_ENV_NOR_UPD \ 81 "kernel_addr=fff80000\0" \ 82 "ramdisk_addr=fff90000\0" \ 83 "" 84 85#define CONFIG_PHY_ADDR 1 /* PHY address */ 86#define CONFIG_HAS_ETH0 87#define CONFIG_HAS_ETH1 88#define CONFIG_PHY1_ADDR 2 /* EMAC1 PHY address */ 89 90#define CONFIG_RTC_DS174x 1 /* use DS1743 RTC in Bubinga */ 91 92/* 93 * Commands additional to the ones defined in amcc-common.h 94 */ 95#define CONFIG_CMD_DATE 96#define CONFIG_CMD_PCI 97#define CONFIG_CMD_SDRAM 98 99#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ 100 101/* 102 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. 103 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. 104 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. 105 * The Linux BASE_BAUD define should match this configuration. 106 * baseBaud = cpuClock/(uartDivisor*16) 107 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, 108 * set Linux BASE_BAUD to 403200. 109 */ 110#define CONFIG_CONS_INDEX 1 /* Use UART0 */ 111#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */ 112#undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ 113#define CONFIG_SYS_BASE_BAUD 691200 114 115/*----------------------------------------------------------------------- 116 * I2C stuff 117 *----------------------------------------------------------------------- 118 */ 119#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000 120 121#define CONFIG_SYS_I2C_NOPROBES { {0, 0x69} } /* avoid i2c probe hangup (?) */ 122#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */ 123 124#if defined(CONFIG_CMD_EEPROM) 125#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */ 126#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ 127#endif 128 129/*----------------------------------------------------------------------- 130 * PCI stuff 131 *----------------------------------------------------------------------- 132 */ 133#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ 134#define PCI_HOST_FORCE 1 /* configure as pci host */ 135#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ 136 137#define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */ 138#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ 139 /* resource configuration */ 140#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ 141 142#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ 143#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ 144#define CONFIG_SYS_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */ 145#define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */ 146#define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */ 147#define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ 148#define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */ 149#define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */ 150#define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ 151 152/*----------------------------------------------------------------------- 153 * External peripheral base address 154 *----------------------------------------------------------------------- 155 */ 156#define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000 157#define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000 158#define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000 159 160/*----------------------------------------------------------------------- 161 * Start addresses for the final memory configuration 162 * (Set up by the startup code) 163 */ 164#define CONFIG_SYS_SRAM_BASE 0xFFF00000 165#define CONFIG_SYS_SRAM_SIZE (256 << 10) 166#define CONFIG_SYS_FLASH_BASE 0xFFF80000 167 168/*----------------------------------------------------------------------- 169 * FLASH organization 170 */ 171#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 172#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ 173 174#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ 175#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ 176 177#define CONFIG_SYS_FLASH_ADDR0 0x5555 178#define CONFIG_SYS_FLASH_ADDR1 0x2aaa 179#define CONFIG_SYS_FLASH_WORD_SIZE unsigned char 180 181#ifdef CONFIG_ENV_IS_IN_FLASH 182#define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ 183#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE) 184#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ 185 186/* Address and size of Redundant Environment Sector */ 187#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE) 188#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) 189#endif /* CONFIG_ENV_IS_IN_FLASH */ 190 191/*----------------------------------------------------------------------- 192 * NVRAM organization 193 */ 194#define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ 195#define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */ 196 197#ifdef CONFIG_ENV_IS_IN_NVRAM 198#define CONFIG_ENV_SIZE 0x0ff8 /* Size of Environment vars */ 199#define CONFIG_ENV_ADDR \ 200 (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */ 201#endif 202 203/* 204 * Init Memory Controller: 205 * 206 * BR0/1 and OR0/1 (FLASH) 207 */ 208 209#define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */ 210#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ 211 212/*----------------------------------------------------------------------- 213 * Definitions for initial stack pointer and data area (in data cache) 214 */ 215/* use on chip memory ( OCM ) for temperary stack until sdram is tested */ 216#define CONFIG_SYS_TEMP_STACK_OCM 1 217 218/* On Chip Memory location */ 219#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000 220#define CONFIG_SYS_OCM_DATA_SIZE 0x1000 221#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */ 222#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */ 223 224#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 225#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 226 227/*----------------------------------------------------------------------- 228 * External Bus Controller (EBC) Setup 229 */ 230 231/* Memory Bank 0 (Flash/SRAM) initialization */ 232#define CONFIG_SYS_EBC_PB0AP 0x04006000 233#define CONFIG_SYS_EBC_PB0CR 0xFFF18000 /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit */ 234 235/* Memory Bank 1 (NVRAM/RTC) initialization */ 236#define CONFIG_SYS_EBC_PB1AP 0x04041000 237#define CONFIG_SYS_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ 238 239/* Memory Bank 2 (not used) initialization */ 240#define CONFIG_SYS_EBC_PB2AP 0x00000000 241#define CONFIG_SYS_EBC_PB2CR 0x00000000 242 243/* Memory Bank 2 (not used) initialization */ 244#define CONFIG_SYS_EBC_PB3AP 0x00000000 245#define CONFIG_SYS_EBC_PB3CR 0x00000000 246 247/* Memory Bank 4 (FPGA regs) initialization */ 248#define CONFIG_SYS_EBC_PB4AP 0x01815000 249#define CONFIG_SYS_EBC_PB4CR 0xF0318000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */ 250 251/*----------------------------------------------------------------------- 252 * Definitions for Serial Presence Detect EEPROM address 253 * (to get SDRAM settings) 254 */ 255#define SPD_EEPROM_ADDRESS 0x55 256 257/*----------------------------------------------------------------------- 258 * Definitions for GPIO setup (PPC405EP specific) 259 * 260 * GPIO0[0] - External Bus Controller BLAST output 261 * GPIO0[1-9] - Instruction trace outputs 262 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs 263 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs 264 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs 265 * GPIO0[24-27] - UART0 control signal inputs/outputs 266 * GPIO0[28-29] - UART1 data signal input/output 267 * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs 268 */ 269#define CONFIG_SYS_GPIO0_OSRL 0x55555555 270#define CONFIG_SYS_GPIO0_OSRH 0x40000110 271#define CONFIG_SYS_GPIO0_ISR1L 0x00000000 272#define CONFIG_SYS_GPIO0_ISR1H 0x15555445 273#define CONFIG_SYS_GPIO0_TSRL 0x00000000 274#define CONFIG_SYS_GPIO0_TSRH 0x00000000 275#define CONFIG_SYS_GPIO0_TCR 0xFFFF8014 276 277/*----------------------------------------------------------------------- 278 * Some BUBINGA stuff... 279 */ 280#define NVRAM_BASE 0xF0000000 281#define FPGA_REG0 0xF0300000 /* FPGA Reg 0 */ 282#define FPGA_REG1 0xF0300001 /* FPGA Reg 1 */ 283#define NVRVFY1 0x4f532d4f /* used to determine if state data in */ 284#define NVRVFY2 0x50454e00 /* NVRAM initialized (ascii for OS-OPEN)*/ 285 286#define FPGA_REG0_F_RANGE 0x80 /* SDRAM PLL freq range */ 287#define FPGA_REG0_EXT_INT_DIS 0x20 /* External interface disable */ 288#define FPGA_REG0_LED_MASK 0x07 /* Board LEDs DS9, DS10, and DS11 */ 289#define FPGA_REG0_LED0 0x04 /* Turn on LED0 */ 290#define FPGA_REG0_LED1 0x02 /* Turn on LED1 */ 291#define FPGA_REG0_LED2 0x01 /* Turn on LED2 */ 292 293#define FPGA_REG1_SSPEC_DIS 0x80 /* C9531 Spread Spectrum disabled */ 294#define FPGA_REG1_OFFBD_PCICLK 0x40 /* Onboard PCI clock selected */ 295#define FPGA_REG1_CLOCK_MASK 0x30 /* Mask for C9531 output freq select */ 296#define FPGA_REG1_CLOCK_BIT_SHIFT 4 297#define FPGA_REG1_PCI_INT_ARB 0x08 /* PCI Internal arbiter selected */ 298#define FPGA_REG1_PCI_FREQ 0x04 /* PCI Frequency select */ 299#define FPGA_REG1_OFFB_FLASH 0x02 /* Off board flash */ 300#define FPGA_REG1_SRAM_BOOT 0x01 /* SRAM at 0xFFF80000 not Flash */ 301 302#endif /* __CONFIG_H */ 303