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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u-boot/include/configs/at91rm9200dk.h

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6.9 KiB

/*
* Rick Bronson <rick@efn.org>
*
* Configuration settings for the AT91RM9200DK board.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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
/* ARM asynchronous clock */
#define AT91C_MAIN_CLOCK 179712000 /* from 18.432 MHz crystal (18432000 / 4 * 39) */
#define AT91C_MASTER_CLOCK 59904000 /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
/* #define AT91C_MASTER_CLOCK 44928000 */ /* peripheral clock (AT91C_MASTER_CLOCK / 4) */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
#define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */
#define CONFIG_AT91RM9200DK 1 /* on an AT91RM9200DK Board */
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define USE_920T_MMU 1
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SYS_USE_MAIN_OSCILLATOR 1
/* flash */
#define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
#define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */
/* clocks */
#define CONFIG_SYS_PLLAR_VAL 0x20263E04 /* 179.712000 MHz for PCK */
#define CONFIG_SYS_PLLBR_VAL 0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
#define CONFIG_SYS_MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock = 59.904000MHz from PLLA */
/* sdram */
#define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
#define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
#define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
#define CONFIG_SYS_EBI_CSA_VAL 0x00000002 /* CS1=CONFIG_SYS_SDRAM */
#define CONFIG_SYS_SDRC_CR_VAL 0x2188c155 /* set up the CONFIG_SYS_SDRAM */
#define CONFIG_SYS_SDRAM 0x20000000 /* address of the CONFIG_SYS_SDRAM */
#define CONFIG_SYS_SDRAM1 0x20000080 /* address of the CONFIG_SYS_SDRAM */
#define CONFIG_SYS_SDRAM_VAL 0x00000000 /* value written to CONFIG_SYS_SDRAM */
#define CONFIG_SYS_SDRC_MR_VAL 0x00000002 /* Precharge All */
#define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
#define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
#define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
#define CONFIG_SYS_SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
#else
#define CONFIG_SKIP_RELOCATE_UBOOT
#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CONFIG_BAUDRATE 115200
/*
* Hardware drivers
*/
/* define one of these to choose the DBGU, USART0 or USART1 as console */
#define CONFIG_AT91RM9200_USART
#define CONFIG_DBGU
#undef CONFIG_USART0
#undef CONFIG_USART1
#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */
#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
#define CONFIG_BOOTDELAY 3
/* #define CONFIG_ENV_OVERWRITE 1 */
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_MII
#include <asm/arch/AT91RM9200.h> /* needed for port definitions */
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM 0x20000000
#define PHYS_SDRAM_SIZE 0x2000000 /* 32 megs */
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END CONFIG_SYS_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
#define CONFIG_DRIVER_ETHER
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_AT91C_USE_RMII
/* AC Characteristics */
/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
#define DATAFLASH_TCSS (0xC << 16)
#define DATAFLASH_TCHS (0x1 << 24)
#define CONFIG_HAS_DATAFLASH 1
#define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
#define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
#define CONFIG_SYS_MAX_DATAFLASH_PAGES 16384
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* Logical adress for CS3 */
#define PHYS_FLASH_1 0x10000000
#define PHYS_FLASH_SIZE 0x200000 /* 2 megs main flash */
#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#define CONFIG_SYS_MAX_FLASH_SECT 256
#define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
#define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */
#undef CONFIG_ENV_IS_IN_DATAFLASH
#ifdef CONFIG_ENV_IS_IN_DATAFLASH
#define CONFIG_ENV_OFFSET 0x20000
#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE 0x2000 /* 0x8000 */
#else
#define CONFIG_ENV_IS_IN_FLASH 1
#ifdef CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0xe000) /* between boot.bin and u-boot.bin.gz */
#define CONFIG_ENV_SIZE 0x2000 /* 0x8000 */
#else
#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x60000) /* after u-boot.bin */
#define CONFIG_ENV_SIZE 0x10000 /* sectors are 64K here */
#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
#endif /* CONFIG_ENV_IS_IN_DATAFLASH */
#define CONFIG_SYS_LOAD_ADDR 0x21000000 /* default load address */
#ifdef CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SYS_BOOT_SIZE 0x6000 /* 24 KBytes */
#define CONFIG_SYS_U_BOOT_BASE (PHYS_FLASH_1 + 0x10000)
#define CONFIG_SYS_U_BOOT_SIZE 0x10000 /* 64 KBytes */
#else
#define CONFIG_SYS_BOOT_SIZE 0x00 /* 0 KBytes */
#define CONFIG_SYS_U_BOOT_BASE PHYS_FLASH_1
#define CONFIG_SYS_U_BOOT_SIZE 0x60000 /* 384 KBytes */
#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
#define CONFIG_SYS_BAUDRATE_TABLE { 115200, 19200, 38400, 57600, 9600 }
#define CONFIG_SYS_PROMPT "U-Boot> " /* Monitor Command Prompt */
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_HZ 1000
#define CONFIG_SYS_HZ_CLOCK AT91C_MASTER_CLOCK/2 /* AT91C_TC0_CMR is implicitly set to */
/* AT91C_TC_TIMER_DIV1_CLOCK */
#define CONFIG_STACKSIZE (32*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
#error CONFIG_USE_IRQ not supported
#endif
#endif