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/*
* bluestone.h - configuration for Bluestone (APM821XX)
*
* Copyright (c) 2010, Applied Micro Circuits Corporation
* Author: Tirumala R Marri <tmarri@apm.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
*/
#define CONFIG_APM821XX 1 /* APM821XX series */
#define CONFIG_HOSTNAME bluestone
#define CONFIG_4xx 1 /* ... PPC4xx family */
#define CONFIG_440 1
#ifndef CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_TEXT_BASE 0xFFFA0000
#endif
/*
* Include common defines/options for all AMCC eval boards
*/
#include "amcc-common.h"
#define CONFIG_SYS_CLK_FREQ 50000000
#define CONFIG_BOARD_TYPES 1 /* support board types */
#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */
/*
* Base addresses -- Note these are effective addresses where the
* actual resources get mapped (not physical addresses)
*/
/* EBC stuff */
/* later mapped to this addr */
#define CONFIG_SYS_FLASH_BASE 0xFFF00000
#define CONFIG_SYS_FLASH_SIZE (4 << 20) /* 1MB usable */
/* EBC Boot Space: 0xFF000000 */
#define CONFIG_SYS_BOOT_BASE_ADDR 0xFF000000
#define CONFIG_SYS_OCM_BASE 0xE3000000 /* OCM: 32k */
#define CONFIG_SYS_SRAM_BASE 0xE8000000 /* SRAM: 256k */
#define CONFIG_SYS_AHB_BASE 0xE2000000 /* internal AHB peripherals*/
#define CONFIG_SYS_SRAM_SIZE (256 << 10)
/*
* Initial RAM & stack pointer (placed in OCM)
*/
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_BASE /* OCM */
#define CONFIG_SYS_INIT_RAM_SIZE (4 << 10)
#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
/*
* Environment
*/
/*
* Define here the location of the environment variables (FLASH).
*/
#define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
/*
* FLASH related
*/
#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT
#define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE}
/* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_BANKS 1
/* max number of sectors on one chip */
#define CONFIG_SYS_MAX_FLASH_SECT 80
/* Timeout for Flash Erase (in ms) */
#define CONFIG_SYS_FLASH_ERASE_TOUT 120000
/* Timeout for Flash Write (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 500
/* use buffered writes (20x faster) */
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
/* print 'E' for empty sector on flinfo */
#define CONFIG_SYS_FLASH_EMPTY_INFO
#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 */
/* SDRAM */
#define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */
#define SPD_EEPROM_ADDRESS {0x53, 0x51} /* SPD i2c spd addresses */
#define CONFIG_PPC4xx_DDR_AUTOCALIBRATION /* IBM DDR autocalibration */
#define CONFIG_AUTOCALIB "silent\0" /* default is non-verbose */
#define CONFIG_DDR_ECC 1 /* with ECC support */
/*
* Serial Port
*/
#define CONFIG_CONS_INDEX 1 /* Use UART0 */
/*
* I2C
*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 /* Data sheet */
/* I2C bootstrap EEPROM */
#define CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR 0x52
#define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET 0
#define CONFIG_4xx_CONFIG_BLOCKSIZE 16
/*
* Ethernet
*/
#define CONFIG_IBM_EMAC4_V4 1
#define CONFIG_EMAC_PHY_MODE EMAC_PHY_MODE_NONE_RGMII
#define CONFIG_HAS_ETH0
/* PHY address, See schematics */
#define CONFIG_PHY_ADDR 0x1f
/* reset phy upon startup */
#define CONFIG_PHY_RESET 1
/* Include GbE speed/duplex detection */
#define CONFIG_PHY_GIGE 1
#define CONFIG_PHY_DYNAMIC_ANEG 1
/*
* External Bus Controller (EBC) Setup
**/
#define CONFIG_SYS_EBC_CFG (EBC_CFG_LE_LOCK | \
EBC_CFG_PTD_ENABLE | \
EBC_CFG_RTC_2048PERCLK | \
EBC_CFG_ATC_HI | \
EBC_CFG_DTC_HI | \
EBC_CFG_CTC_HI | \
EBC_CFG_OEO_PREVIOUS)
/* NOR Flash */
#define CONFIG_SYS_EBC_PB0AP (EBC_BXAP_BME_DISABLED | \
EBC_BXAP_TWT_ENCODE(64) | \
EBC_BXAP_BCE_DISABLE | \
EBC_BXAP_BCT_2TRANS | \
EBC_BXAP_CSN_ENCODE(1) | \
EBC_BXAP_OEN_ENCODE(2) | \
EBC_BXAP_WBN_ENCODE(2) | \
EBC_BXAP_WBF_ENCODE(2) | \
EBC_BXAP_TH_ENCODE(7) | \
EBC_BXAP_SOR_DELAYED | \
EBC_BXAP_BEM_WRITEONLY | \
EBC_BXAP_PEN_DISABLED)
/* Peripheral Bank Configuration Register - EBC_BxCR */
#define CONFIG_SYS_EBC_PB0CR \
(EBC_BXCR_BAS_ENCODE(CONFIG_SYS_FLASH_BASE) | \
EBC_BXCR_BS_1MB | \
EBC_BXCR_BU_RW | \
EBC_BXCR_BW_8BIT)
#endif /* __CONFIG_H */
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