diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/bf525-ucr2.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/include/configs/bf525-ucr2.h b/include/configs/bf525-ucr2.h new file mode 100644 index 0000000..1f65130 --- /dev/null +++ b/include/configs/bf525-ucr2.h @@ -0,0 +1,102 @@ +/* + * U-boot - Configuration file for bf525-ucr2 board + * The board includes ADSP-BF525 rev. 0.2, + * 32-bit SDRAM (SAMSUNG K4S561632H-UC75), + * USB 2.0 High Speed OTG USB WIFI, + * SPI flash (cFeon EN25Q128 16 MB), + * Support PPI and ITU-R656, + * See http://www.ucrobotics.com/?q=cn/ucr2 + */ + +#ifndef __CONFIG_BF525_UCR2_H__ +#define __CONFIG_BF525_UCR2_H__ + +#include <asm/config-pre.h> + +/* + * Processor Settings + */ +#define CONFIG_BFIN_CPU bf525-0.2 +#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_SPI_MASTER + +/* + * Clock Settings + * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV + * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV + */ +/* CONFIG_CLKIN_HZ is any value in Hz */ +#define CONFIG_CLKIN_HZ 24000000 +/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */ +/* 1 = CLKIN / 2 */ +#define CONFIG_CLKIN_HALF 0 +/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */ +/* 1 = bypass PLL */ +#define CONFIG_PLL_BYPASS 0 +/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */ +/* Values can range from 0-63 (where 0 means 64) */ +#define CONFIG_VCO_MULT 20 +/* CCLK_DIV controls the core clock divider */ +/* Values can be 1, 2, 4, or 8 ONLY */ +#define CONFIG_CCLK_DIV 1 +/* SCLK_DIV controls the system clock divider */ +/* Values can range from 1-15 */ +#define CONFIG_SCLK_DIV 4 + +/* + * Memory Settings + */ +#define CONFIG_MEM_ADD_WDTH 9 +#define CONFIG_MEM_SIZE 32 + +/* + * SDRAM reference page + * http://docs.blackfin.uclinux.org/doku.php?id=bfin:sdram + */ +#define CONFIG_EBIU_SDRRC_VAL 0x3f8 +#define CONFIG_EBIU_SDGCTL_VAL 0x9111cd + +#define CONFIG_EBIU_AMGCTL_VAL (AMBEN_ALL) +#define CONFIG_EBIU_AMBCTL0_VAL (B1WAT_7 | B1RAT_11 | B1HT_2 | B1ST_3 | B0WAT_7 | B0RAT_11 | B0HT_2 | B0ST_3) +#define CONFIG_EBIU_AMBCTL1_VAL (B3WAT_7 | B3RAT_11 | B3HT_2 | B3ST_3 | B2WAT_7 | B2RAT_11 | B2HT_2 | B2ST_3) + +#define CONFIG_SYS_MONITOR_LEN (320 * 1024) +#define CONFIG_SYS_MALLOC_LEN (320 * 1024) + +/* We don't have a parallel flash chip */ +#define CONFIG_SYS_NO_FLASH + +/* support for serial flash */ +#define CONFIG_BFIN_SPI +#define CONFIG_SPI_FLASH +#define CONFIG_CMD_SF +#define CONFIG_SF_DEFAULT_HZ 30000000 +#define CONFIG_SPI_FLASH_EON + +#define CONFIG_ENV_IS_IN_SPI_FLASH +#define CONFIG_ENV_SPI_MAX_HZ 30000000 +#define CONFIG_ENV_OFFSET 0x10000 +#define CONFIG_ENV_SIZE 0x10000 +#define CONFIG_ENV_SECT_SIZE 0x10000 +#define CONFIG_ENV_OVERWRITE 1 + +/* + * Misc Settings + */ +#define CONFIG_UART_CONSOLE 0 + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTARGS "root=/dev/mtdblock0 rw" +#define CONFIG_BOOTCOMMAND "run sfboot" +#define CONFIG_BOOTDELAY 5 +#define CONFIG_EXTRA_ENV_SETTINGS \ + "sfboot=sf probe 1;" \ + "sf read 0x1000000 0x20000 0x300000;" \ + "bootm 0x1000000\0" + +/* this sets up the default list of enabled commands */ +#include <config_cmd_default.h> +#undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ +#undef CONFIG_CMD_NFS +#undef CONFIG_CMD_IMLS + +#endif |