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
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
162 lines
4.7 KiB
162 lines
4.7 KiB
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* (C) Copyright 2007-2008
|
|
* Stelian Pop <stelian@popies.net>
|
|
* Lead Tech Design <www.leadtechdesign.com>
|
|
*
|
|
* Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
|
|
*/
|
|
|
|
#ifndef __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
/*
|
|
* SoC must be defined first, before hardware.h is included.
|
|
* In this case SoC is defined in boards.cfg.
|
|
*/
|
|
#include <asm/hardware.h>
|
|
|
|
/*
|
|
* Warning: changing CONFIG_SYS_TEXT_BASE requires
|
|
* adapting the initial boot program.
|
|
* Since the linker has to swallow that define, we must use a pure
|
|
* hex number here!
|
|
*/
|
|
|
|
/* ARM asynchronous clock */
|
|
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
|
|
#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
|
|
|
|
/* Define actual evaluation board type from used processor type */
|
|
#ifdef CONFIG_AT91SAM9G20
|
|
# define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */
|
|
#else
|
|
# define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */
|
|
#endif
|
|
|
|
/* Misc CPU related */
|
|
#define CONFIG_ARCH_CPU_INIT
|
|
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
|
|
#define CONFIG_SETUP_MEMORY_TAGS
|
|
#define CONFIG_INITRD_TAG
|
|
#define CONFIG_SKIP_LOWLEVEL_INIT
|
|
|
|
/* general purpose I/O */
|
|
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
|
|
|
|
/*
|
|
* BOOTP options
|
|
*/
|
|
#define CONFIG_BOOTP_BOOTFILESIZE 1
|
|
|
|
/*
|
|
* SDRAM: 1 bank, min 32, max 128 MB
|
|
* Initialized before u-boot gets started.
|
|
*/
|
|
#define CONFIG_NR_DRAM_BANKS 1
|
|
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
|
|
#define CONFIG_SYS_SDRAM_SIZE 0x04000000
|
|
|
|
/*
|
|
* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
|
|
* leaving the correct space for initial global data structure above
|
|
* that address while providing maximum stack area below.
|
|
*/
|
|
#ifdef CONFIG_AT91SAM9XE
|
|
# define CONFIG_SYS_INIT_SP_ADDR \
|
|
(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
|
|
#else
|
|
# define CONFIG_SYS_INIT_SP_ADDR \
|
|
(ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
|
|
#endif
|
|
|
|
/*
|
|
* The (arm)linux board id set by generic code depending on configured board
|
|
* (see boards.cfg for different boards)
|
|
*/
|
|
#ifdef CONFIG_AT91SAM9G20
|
|
/* the sam9g20 variants have two different board ids */
|
|
# ifdef CONFIG_AT91SAM9G20EK_2MMC
|
|
/* we may be setup for the 2MMC variant of at91sam9g20ek */
|
|
# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
|
|
# else
|
|
/* or the normal at91sam9g20ek */
|
|
# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
|
|
# endif
|
|
#else
|
|
/* otherwise default to good old at91sam9260ek */
|
|
# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
|
|
#endif
|
|
|
|
/* NAND flash */
|
|
#ifdef CONFIG_CMD_NAND
|
|
#define CONFIG_NAND_ATMEL
|
|
#define CONFIG_SYS_MAX_NAND_DEVICE 1
|
|
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
|
|
#define CONFIG_SYS_NAND_DBW_8
|
|
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
|
|
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
|
|
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
|
|
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
|
|
#endif
|
|
|
|
/* USB */
|
|
#define CONFIG_USB_ATMEL
|
|
#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
|
|
#define CONFIG_USB_OHCI_NEW 1
|
|
#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
|
|
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
|
|
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
|
|
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
|
|
|
|
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
|
|
|
|
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
|
|
#define CONFIG_SYS_MEMTEST_END 0x23e00000
|
|
|
|
#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
|
|
|
|
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
|
|
#define CONFIG_ENV_OFFSET 0x4200
|
|
#define CONFIG_ENV_SIZE 0x4200
|
|
#define CONFIG_ENV_SECT_SIZE 0x210
|
|
#define CONFIG_ENV_SPI_MAX_HZ 15000000
|
|
#define CONFIG_BOOTCOMMAND "sf probe 0:0; " \
|
|
"sf read 0x22000000 0x84000 0x294000; " \
|
|
"bootm 0x22000000"
|
|
|
|
#elif CONFIG_SYS_USE_DATAFLASH_CS1
|
|
|
|
#define CONFIG_ENV_OFFSET 0x4200
|
|
#define CONFIG_ENV_SIZE 0x4200
|
|
#define CONFIG_ENV_SECT_SIZE 0x210
|
|
#define CONFIG_ENV_SPI_MAX_HZ 15000000
|
|
#define CONFIG_BOOTCOMMAND "sf probe 0:1; " \
|
|
"sf read 0x22000000 0x84000 0x294000; " \
|
|
"bootm 0x22000000"
|
|
|
|
#elif defined(CONFIG_SYS_USE_NANDFLASH)
|
|
|
|
/* bootstrap + u-boot + env + linux in nandflash */
|
|
#define CONFIG_ENV_OFFSET 0x140000
|
|
#define CONFIG_ENV_OFFSET_REDUND 0x100000
|
|
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
|
|
#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
|
|
|
|
#else /* CONFIG_SYS_USE_MMC */
|
|
/* bootstrap + u-boot + env + linux in mmc */
|
|
/* For FAT system, most cases it should be in the reserved sector */
|
|
#define CONFIG_ENV_OFFSET 0x2000
|
|
#define CONFIG_ENV_SIZE 0x1000
|
|
#define CONFIG_SYS_MMC_ENV_DEV 0
|
|
|
|
#define CONFIG_BOOTCOMMAND \
|
|
"fatload mmc 0:1 0x22000000 uImage; bootm"
|
|
#endif
|
|
|
|
/*
|
|
* Size of malloc() pool
|
|
*/
|
|
#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
|
|
|
|
#endif
|
|
|