upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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513 lines
19 KiB
513 lines
19 KiB
/*
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* (C) Copyright 2007
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/************************************************************************
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* acadia.h - configuration for AMCC Acadia (405EZ)
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***********************************************************************/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*-----------------------------------------------------------------------
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* High Level Configuration Options
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*----------------------------------------------------------------------*/
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#define CONFIG_ACADIA 1 /* Board is Acadia */
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#define CONFIG_4xx 1 /* ... PPC4xx family */
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#define CONFIG_405EZ 1 /* Specifc 405EZ support*/
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/* Detect Acadia PLL input clock automatically via CPLD bit */
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#define CONFIG_SYS_CLK_FREQ ((in8(CFG_CPLD_BASE + 0) == 0x0c) ? \
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66666666 : 33333000)
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#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
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#define CONFIG_MISC_INIT_F 1 /* Call misc_init_f */
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#define CONFIG_NO_SERIAL_EEPROM
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/*#undef CONFIG_NO_SERIAL_EEPROM*/
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#ifdef CONFIG_NO_SERIAL_EEPROM
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/*----------------------------------------------------------------------------
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* PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
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* assuming a 66MHz input clock to the 405EZ.
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*---------------------------------------------------------------------------*/
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/* #define PLLMR0_100_100_12 */
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#define PLLMR0_200_133_66
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/* #define PLLMR0_266_160_80 */
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/* #define PLLMR0_333_166_83 */
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#endif
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/*-----------------------------------------------------------------------
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* Base addresses -- Note these are effective addresses where the
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* actual resources get mapped (not physical addresses)
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*----------------------------------------------------------------------*/
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#define CFG_MONITOR_LEN (256 * 1024)/* Reserve 256 kB for Monitor */
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#define CFG_MALLOC_LEN (512 * 1024)/* Reserve 512 kB for malloc() */
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_FLASH_BASE 0xfe000000
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#define CFG_MONITOR_BASE TEXT_BASE
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#define CFG_CPLD_BASE 0x80000000
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#define CFG_NAND_ADDR 0xd0000000
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#define CFG_USB_HOST 0xef603000 /* USB OHCI 1.1 controller */
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/*-----------------------------------------------------------------------
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* Initial RAM & stack pointer
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*----------------------------------------------------------------------*/
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#define CFG_TEMP_STACK_OCM 1 /* OCM as init ram */
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/* On Chip Memory location */
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#define CFG_OCM_DATA_ADDR 0xf8000000
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#define CFG_OCM_DATA_SIZE 0x4000 /* 16K of onchip SRAM */
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#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SRAM */
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#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
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#define CFG_GBL_DATA_SIZE 128 /* size for initial data */
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
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/*-----------------------------------------------------------------------
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* Serial Port
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*----------------------------------------------------------------------*/
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#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
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#define CFG_BASE_BAUD 691200
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SERIAL_MULTI 1
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/* The following table includes the supported baudrates */
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#define CFG_BAUDRATE_TABLE \
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{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
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/*-----------------------------------------------------------------------
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* Environment
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*----------------------------------------------------------------------*/
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#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
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#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
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#else
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#define CFG_ENV_IS_IN_NAND 1 /* use NAND for environment vars */
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#define CFG_ENV_IS_EMBEDDED 1 /* use embedded environment */
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#endif
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/*-----------------------------------------------------------------------
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* FLASH related
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*----------------------------------------------------------------------*/
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#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
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#define CFG_FLASH_CFI /* The flash is CFI compatible */
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#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */
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#define CFG_FLASH_BANKS_LIST {CFG_FLASH_BASE}
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#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */
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#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
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#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
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#else
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#define CFG_NO_FLASH 1 /* No NOR on Acadia when NAND-booting */
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#endif
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#ifdef CFG_ENV_IS_IN_FLASH
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#define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */
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#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
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#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
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/* Address and size of Redundant Environment Sector */
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#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
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#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
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#endif
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/*
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* IPL (Initial Program Loader, integrated inside CPU)
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* Will load first 4k from NAND (SPL) into cache and execute it from there.
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*
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* SPL (Secondary Program Loader)
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* Will load special U-Boot version (NUB) from NAND and execute it. This SPL
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* has to fit into 4kByte. It sets up the CPU and configures the SDRAM
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* controller and the NAND controller so that the special U-Boot image can be
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* loaded from NAND to SDRAM.
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*
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* NUB (NAND U-Boot)
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* This NAND U-Boot (NUB) is a special U-Boot version which can be started
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* from RAM. Therefore it mustn't (re-)configure the SDRAM controller.
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*
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* On 440EPx the SPL is copied to SDRAM before the NAND controller is
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* set up. While still running from cache, I experienced problems accessing
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* the NAND controller. sr - 2006-08-25
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*/
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#define CFG_NAND_BOOT_SPL_SRC 0xfffff000 /* SPL location */
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#define CFG_NAND_BOOT_SPL_SIZE (4 << 10) /* SPL size */
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#define CFG_NAND_BOOT_SPL_DST (CFG_OCM_DATA_ADDR + (16 << 10)) /* Copy SPL here*/
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#define CFG_NAND_U_BOOT_DST 0x01000000 /* Load NUB to this addr */
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#define CFG_NAND_U_BOOT_START CFG_NAND_U_BOOT_DST /* Start NUB from this addr */
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#define CFG_NAND_BOOT_SPL_DELTA (CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST)
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/*
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* Define the partitioning of the NAND chip (only RAM U-Boot is needed here)
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*/
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#define CFG_NAND_U_BOOT_OFFS (16 << 10) /* Offset to RAM U-Boot image */
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#define CFG_NAND_U_BOOT_SIZE (384 << 10) /* Size of RAM U-Boot image */
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/*
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* Now the NAND chip has to be defined (no autodetection used!)
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*/
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#define CFG_NAND_PAGE_SIZE 512 /* NAND chip page size */
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#define CFG_NAND_BLOCK_SIZE (16 << 10) /* NAND chip block size */
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#define CFG_NAND_PAGE_COUNT 32 /* NAND chip page count */
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#define CFG_NAND_BAD_BLOCK_POS 5 /* Location of bad block marker */
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#undef CFG_NAND_4_ADDR_CYCLE /* No fourth addr used (<=32MB) */
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#define CFG_NAND_ECCSIZE 256
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#define CFG_NAND_ECCBYTES 3
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#define CFG_NAND_ECCSTEPS (CFG_NAND_PAGE_SIZE / CFG_NAND_ECCSIZE)
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#define CFG_NAND_OOBSIZE 16
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#define CFG_NAND_ECCTOTAL (CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS)
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#define CFG_NAND_ECCPOS {0, 1, 2, 3, 6, 7}
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#ifdef CFG_ENV_IS_IN_NAND
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/*
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* For NAND booting the environment is embedded in the U-Boot image. Please take
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* look at the file board/amcc/sequoia/u-boot-nand.lds for details.
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*/
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#define CFG_ENV_SIZE CFG_NAND_BLOCK_SIZE
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#define CFG_ENV_OFFSET (CFG_NAND_U_BOOT_OFFS + CFG_ENV_SIZE)
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#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET + CFG_ENV_SIZE)
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#endif
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/*-----------------------------------------------------------------------
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* RAM (CRAM)
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*----------------------------------------------------------------------*/
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#define CFG_MBYTES_RAM 64 /* 64MB */
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/*-----------------------------------------------------------------------
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* I2C
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*----------------------------------------------------------------------*/
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#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
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#undef CONFIG_SOFT_I2C /* I2C bit-banged */
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#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CFG_I2C_SLAVE 0x7F
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#define CFG_I2C_MULTI_EEPROMS
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#define CFG_I2C_EEPROM_ADDR (0xa8>>1)
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#define CFG_I2C_EEPROM_ADDR_LEN 1
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#define CFG_EEPROM_PAGE_WRITE_ENABLE
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#define CFG_EEPROM_PAGE_WRITE_BITS 3
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#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
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/* I2C SYSMON (LM75, AD7414 is almost compatible) */
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#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */
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#define CONFIG_DTT_AD7414 1 /* use AD7414 */
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#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
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#define CFG_DTT_MAX_TEMP 70
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#define CFG_DTT_LOW_TEMP -30
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#define CFG_DTT_HYSTERESIS 3
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#if 0 /* test-only... */
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/*-----------------------------------------------------------------------
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* SPI stuff - Define to include SPI control
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*-----------------------------------------------------------------------
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*/
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#define CONFIG_SPI
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#endif
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/*-----------------------------------------------------------------------
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* Ethernet
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*----------------------------------------------------------------------*/
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#define CONFIG_MII 1 /* MII PHY management */
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#define CONFIG_PHY_ADDR 0 /* PHY address */
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#define CONFIG_NET_MULTI 1
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#define CFG_RX_ETH_BUFFER 16 /* # of rx buffers & descriptors*/
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#define CONFIG_NETCONSOLE /* include NetConsole support */
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#define CONFIG_PREBOOT "echo;" \
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"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
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"echo"
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#undef CONFIG_BOOTARGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"netdev=eth0\0" \
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"hostname=acadia\0" \
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"nfsargs=setenv bootargs root=/dev/nfs rw " \
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"nfsroot=${serverip}:${rootpath}\0" \
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"ramargs=setenv bootargs root=/dev/ram rw\0" \
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"addip=setenv bootargs ${bootargs} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
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":${hostname}:${netdev}:off panic=1\0" \
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"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
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"flash_nfs=run nfsargs addip addtty;" \
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"bootm ${kernel_addr}\0" \
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"flash_self=run ramargs addip addtty;" \
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"bootm ${kernel_addr} ${ramdisk_addr}\0" \
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"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
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"bootm\0" \
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"rootpath=/opt/eldk/ppc_4xx\0" \
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"bootfile=acadia/uImage\0" \
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"kernel_addr=fff10000\0" \
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"ramdisk_addr=fff20000\0" \
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"initrd_high=30000000\0" \
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"load=tftp 200000 acadia/u-boot.bin\0" \
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"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \
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"cp.b ${fileaddr} fffc0000 ${filesize};" \
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"setenv filesize;saveenv\0" \
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"upd=run load update\0" \
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"nload=tftp 200000 acadia/u-boot-nand.bin\0" \
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"nupdate=nand erase 0 60000;nand write 200000 0 60000;" \
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"setenv filesize;saveenv\0" \
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"nupd=run nload nupdate\0" \
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"kozio=bootm ffc60000\0" \
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""
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#define CONFIG_BOOTCOMMAND "run flash_self"
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#if 0
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#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
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#else
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#endif
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
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#define CONFIG_USB_OHCI
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#define CONFIG_USB_STORAGE
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/* Partitions */
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#define CONFIG_MAC_PARTITION
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#define CONFIG_DOS_PARTITION
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#define CONFIG_ISO_PARTITION
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#define CONFIG_SUPPORT_VFAT
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_DTT
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#define CONFIG_CMD_DIAG
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#define CONFIG_CMD_EEPROM
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_IRQ
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_NAND
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_NFS
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_REGINFO
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#define CONFIG_CMD_USB
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/*
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* No NOR on Acadia when NAND-booting
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*/
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#if defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
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#undef CONFIG_CMD_FLASH
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#undef CONFIG_CMD_IMLS
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#endif
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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/*-----------------------------------------------------------------------
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* Miscellaneous configurable options
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*----------------------------------------------------------------------*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "=> " /* Monitor Command Prompt */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
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#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
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#define CFG_LOAD_ADDR 0x100000 /* default load address */
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#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
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#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
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#define CONFIG_LOOPW 1 /* enable loopw command */
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#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
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#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
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#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*-----------------------------------------------------------------------
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* NAND FLASH
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*----------------------------------------------------------------------*/
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#define CFG_MAX_NAND_DEVICE 1
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#define NAND_MAX_CHIPS 1
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#define CFG_NAND_BASE (CFG_NAND_ADDR + CFG_NAND_CS)
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#define CFG_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_DCACHE_SIZE 16384 /* For AMCC 405EZ CPU */
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#define CFG_CACHELINE_SIZE 32 /* ... */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value*/
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#endif
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/*-----------------------------------------------------------------------
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* External Bus Controller (EBC) Setup
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*----------------------------------------------------------------------*/
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#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
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#define CFG_NAND_CS 3
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/* Memory Bank 0 (Flash) initialization */
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#define CFG_EBC_PB0AP 0x03337200
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#define CFG_EBC_PB0CR 0xfe0bc000
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/* Memory Bank 3 (NAND-FLASH) initialization */
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#define CFG_EBC_PB3AP 0x018003c0
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#define CFG_EBC_PB3CR (CFG_NAND_ADDR | 0x1c000)
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/* Just initial configuration for CRAM. Will be changed in memory.c to sync mode*/
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/* Memory Bank 1 (CRAM) initialization */
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#define CFG_EBC_PB1AP 0x030400c0
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#define CFG_EBC_PB1CR 0x000bc000
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/* Memory Bank 2 (CRAM) initialization */
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#define CFG_EBC_PB2AP 0x030400c0
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#define CFG_EBC_PB2CR 0x020bc000
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#else
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#define CFG_NAND_CS 0 /* NAND chip connected to CSx */
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/* Memory Bank 0 (NAND-FLASH) initialization */
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#define CFG_EBC_PB0AP 0x018003c0
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#define CFG_EBC_PB0CR (CFG_NAND_ADDR | 0x1c000)
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/*
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* When NAND-booting the CRAM EBC setup must be done in sync mode, since the
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* NAND-SPL already initialized the CRAM and EBC to sync mode.
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*/
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/* Memory Bank 1 (CRAM) initialization */
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#define CFG_EBC_PB1AP 0x9C0201C0
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#define CFG_EBC_PB1CR 0x000bc000
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/* Memory Bank 2 (CRAM) initialization */
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#define CFG_EBC_PB2AP 0x9C0201C0
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#define CFG_EBC_PB2CR 0x020bc000
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#endif
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/* Memory Bank 4 (CPLD) initialization */
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#define CFG_EBC_PB4AP 0x04006000
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#define CFG_EBC_PB4CR (CFG_CPLD_BASE | 0x18000)
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#define CFG_EBC_CFG 0xf8400000
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/*-----------------------------------------------------------------------
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* GPIO Setup
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*----------------------------------------------------------------------*/
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#define CFG_GPIO_CRAM_CLK 8
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#define CFG_GPIO_CRAM_WAIT 9 /* GPIO-In */
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#define CFG_GPIO_CRAM_ADV 10
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#define CFG_GPIO_CRAM_CRE (32 + 21) /* GPIO-Out */
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/*-----------------------------------------------------------------------
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* Definitions for GPIO_0 setup (PPC405EZ specific)
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*
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* GPIO0[0-2] - External Bus Controller CS_4 - CS_6 Outputs
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* GPIO0[3] - NAND FLASH Controller CE3 (NFCE3) Output
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* GPIO0[4] - External Bus Controller Hold Input
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* GPIO0[5] - External Bus Controller Priority Input
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* GPIO0[6] - External Bus Controller HLDA Output
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* GPIO0[7] - External Bus Controller Bus Request Output
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* GPIO0[8] - CRAM Clk Output
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* GPIO0[9] - External Bus Controller Ready Input
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* GPIO0[10] - CRAM Adv Output
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* GPIO0[11-24] - NAND Flash Control Data -> Bypasses GPIO when enabled
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* GPIO0[25] - External DMA Request Input
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* GPIO0[26] - External DMA EOT I/O
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* GPIO0[25] - External DMA Ack_n Output
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* GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
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* GPIO0[28-30] - Trace Outputs / PWM Inputs
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* GPIO0[31] - PWM_8 I/O
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*/
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#define CFG_GPIO0_TCR 0xC0A00000
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#define CFG_GPIO0_OSRL 0x50004400
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#define CFG_GPIO0_OSRH 0x02000055
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#define CFG_GPIO0_ISR1L 0x00001000
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#define CFG_GPIO0_ISR1H 0x00000055
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#define CFG_GPIO0_TSRL 0x02000000
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#define CFG_GPIO0_TSRH 0x00000055
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/*-----------------------------------------------------------------------
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* Definitions for GPIO_1 setup (PPC405EZ specific)
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*
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* GPIO1[0-6] - PWM_9 to PWM_15 I/O
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* GPIO1[7] - PWM_DIV_CLK (Out) / IRQ4 Input
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* GPIO1[8] - TS5 Output / DAC_IP_TRIG Input
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* GPIO1[9] - TS6 Output / ADC_IP_TRIG Input
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* GPIO1[10-12] - UART0 Control Inputs
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* GPIO1[13] - UART0_DTR_N Output/IEEE_1588_TS Output/TMRCLK Input
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* GPIO1[14] - UART0_RTS_N Output/SPI_SS_2_N Output
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* GPIO1[15] - SPI_SS_3_N Output/UART0_RI_N Input
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* GPIO1[16] - SPI_SS_1_N Output
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* GPIO1[17-20] - Trace Output/External Interrupts IRQ0 - IRQ3 inputs
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*/
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#define CFG_GPIO1_TCR 0xFFFF8414
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#define CFG_GPIO1_OSRL 0x40000110
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#define CFG_GPIO1_OSRH 0x55455555
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#define CFG_GPIO1_ISR1L 0x15555445
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#define CFG_GPIO1_ISR1H 0x00000000
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#define CFG_GPIO1_TSRL 0x00000000
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#define CFG_GPIO1_TSRH 0x00000000
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
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#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
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#endif
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#endif /* __CONFIG_H */
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