| /* |
| * (C) Copyright 2000-2005 |
| * Stefan Roese, DENX Software Engineering, sr@denx.de. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| /* |
| * board/config.h - configuration options, board specific |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| |
| #define CONFIG_405GP 1 /* This is a PPC405 CPU */ |
| #define CONFIG_WALNUT 1 /* ...on a WALNUT board */ |
| /* ...or on a SYCAMORE board */ |
| |
| #define CONFIG_SYS_TEXT_BASE 0xFFFC0000 |
| |
| /* |
| * Include common defines/options for all AMCC eval boards |
| */ |
| #define CONFIG_HOSTNAME walnut |
| #include "amcc-common.h" |
| |
| #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ |
| |
| /* |
| * Default environment variables |
| */ |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| CONFIG_AMCC_DEF_ENV \ |
| CONFIG_AMCC_DEF_ENV_POWERPC \ |
| CONFIG_AMCC_DEF_ENV_PPC_OLD \ |
| CONFIG_AMCC_DEF_ENV_NOR_UPD \ |
| "kernel_addr=fff80000\0" \ |
| "ramdisk_addr=fff80000\0" \ |
| "" |
| |
| #define CONFIG_PHY_ADDR 1 /* PHY address */ |
| #define CONFIG_HAS_ETH0 1 |
| |
| #define CONFIG_RTC_DS174x 1 /* use DS1743 RTC in Walnut */ |
| |
| /* |
| * Commands additional to the ones defined in amcc-common.h |
| */ |
| #define CONFIG_CMD_DATE |
| #define CONFIG_CMD_PCI |
| #define CONFIG_CMD_SDRAM |
| |
| #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ |
| |
| /* |
| * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. |
| * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. |
| * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. |
| * The Linux BASE_BAUD define should match this configuration. |
| * baseBaud = cpuClock/(uartDivisor*16) |
| * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, |
| * set Linux BASE_BAUD to 403200. |
| */ |
| #define CONFIG_CONS_INDEX 1 /* Use UART0 */ |
| #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */ |
| #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ |
| #define CONFIG_SYS_BASE_BAUD 691200 |
| |
| /*----------------------------------------------------------------------- |
| * I2C stuff |
| *----------------------------------------------------------------------- |
| */ |
| #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000 |
| |
| #define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1) |
| #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 |
| #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 |
| #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 |
| |
| /*----------------------------------------------------------------------- |
| * PCI stuff |
| *----------------------------------------------------------------------- |
| */ |
| #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ |
| #define PCI_HOST_FORCE 1 /* configure as pci host */ |
| #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ |
| |
| #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */ |
| #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ |
| /* resource configuration */ |
| #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ |
| |
| #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ |
| #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ |
| #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */ |
| #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */ |
| #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ |
| #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */ |
| #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */ |
| #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ |
| |
| /*----------------------------------------------------------------------- |
| * Start addresses for the final memory configuration |
| * (Set up by the startup code) |
| */ |
| #define CONFIG_SYS_FLASH_BASE 0xFFF80000 |
| |
| /* |
| * Define here the location of the environment variables (FLASH or NVRAM). |
| * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only |
| * supported for backward compatibility. |
| */ |
| #if 1 |
| #define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ |
| #else |
| #define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */ |
| #endif |
| |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */ |
| #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ |
| |
| #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ |
| |
| #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
| #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ |
| |
| #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
| |
| #define CONFIG_SYS_FLASH_ADDR0 0x5555 |
| #define CONFIG_SYS_FLASH_ADDR1 0x2aaa |
| #define CONFIG_SYS_FLASH_WORD_SIZE unsigned char |
| |
| #ifdef CONFIG_ENV_IS_IN_FLASH |
| #define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ |
| #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE) |
| #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ |
| |
| /* Address and size of Redundant Environment Sector */ |
| #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE) |
| #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) |
| #endif /* CONFIG_ENV_IS_IN_FLASH */ |
| |
| /*----------------------------------------------------------------------- |
| * NVRAM organization |
| */ |
| #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ |
| #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */ |
| |
| #ifdef CONFIG_ENV_IS_IN_NVRAM |
| #define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */ |
| #define CONFIG_ENV_ADDR \ |
| (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */ |
| #endif |
| |
| /*----------------------------------------------------------------------- |
| * External Bus Controller (EBC) Setup |
| */ |
| |
| /* Memory Bank 0 (Flash Bank 0) initialization */ |
| #define CONFIG_SYS_EBC_PB0AP 0x9B015480 |
| #define CONFIG_SYS_EBC_PB0CR 0xFFF18000 /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit */ |
| |
| #define CONFIG_SYS_EBC_PB1AP 0x02815480 |
| #define CONFIG_SYS_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ |
| |
| #define CONFIG_SYS_EBC_PB2AP 0x04815A80 |
| #define CONFIG_SYS_EBC_PB2CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */ |
| |
| #define CONFIG_SYS_EBC_PB3AP 0x01815280 |
| #define CONFIG_SYS_EBC_PB3CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */ |
| |
| #define CONFIG_SYS_EBC_PB7AP 0x01815280 |
| #define CONFIG_SYS_EBC_PB7CR 0xF0318000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */ |
| |
| /*----------------------------------------------------------------------- |
| * External peripheral base address |
| *----------------------------------------------------------------------- |
| */ |
| #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000 |
| #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000 |
| #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000 |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area |
| */ |
| #define CONFIG_SYS_INIT_DCACHE_CS 4 /* use cs # 4 for data cache memory */ |
| |
| #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000 /* inside of SDRAM */ |
| #define CONFIG_SYS_INIT_RAM_SIZE 0x2000 /* Size of used area in RAM */ |
| #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
| #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for Serial Presence Detect EEPROM address |
| * (to get SDRAM settings) |
| */ |
| #define SPD_EEPROM_ADDRESS 0x50 |
| |
| #endif /* __CONFIG_H */ |
