diff options
Diffstat (limited to 'u-boot/include/configs/at91rm9200dk.h')
| -rw-r--r-- | u-boot/include/configs/at91rm9200dk.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/u-boot/include/configs/at91rm9200dk.h b/u-boot/include/configs/at91rm9200dk.h new file mode 100644 index 0000000..15de310 --- /dev/null +++ b/u-boot/include/configs/at91rm9200dk.h @@ -0,0 +1,202 @@ +/* + * 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 + +#define CONFIG_AT91_LEGACY + +/* 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 */ +#endif /* CONFIG_SKIP_LOWLEVEL_INIT */ +/* + * Size of malloc() pool + */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) + +#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_NET_MULTI 1 +#ifdef CONFIG_NET_MULTI +#define CONFIG_DRIVER_AT91EMAC 1 +#define CONFIG_SYS_RX_ETH_BUFFER 8 +#else +#define CONFIG_DRIVER_ETHER 1 +#endif + +#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 |