| /* |
| * U-boot - Configuration file for BF537 PNAV board |
| */ |
| |
| #ifndef __CONFIG_BF537_PNAV_H__ |
| #define __CONFIG_BF537_PNAV_H__ |
| |
| #include <asm/config-pre.h> |
| |
| |
| /* |
| * Processor Settings |
| */ |
| #define CONFIG_BFIN_CPU bf537-0.2 |
| #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 24576000 |
| /* 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 10 |
| #define CONFIG_MEM_SIZE 64 |
| |
| #define CONFIG_EBIU_SDRRC_VAL 0x3b7 |
| #define CONFIG_EBIU_SDGCTL_VAL 0x9111cd |
| |
| #define CONFIG_EBIU_AMGCTL_VAL 0xFF |
| #define CONFIG_EBIU_AMBCTL0_VAL 0x7BB033B0 |
| #define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0 |
| |
| #define CONFIG_SYS_MONITOR_LEN (256 * 1024) |
| #define CONFIG_SYS_MALLOC_LEN (128 * 1024) |
| |
| |
| /* |
| * Network Settings |
| */ |
| #ifndef __ADSPBF534__ |
| #define ADI_CMDS_NETWORK 1 |
| #define CONFIG_BFIN_MAC |
| #define CONFIG_RMII |
| #define CONFIG_NET_MULTI 1 |
| #endif |
| #define CONFIG_HOSTNAME bf537-pnav |
| /* Uncomment next line to use fixed MAC address */ |
| /* #define CONFIG_ETHADDR 02:80:ad:24:21:18 */ |
| |
| |
| /* |
| * Flash Settings |
| */ |
| #define CONFIG_FLASH_CFI_DRIVER |
| #define CONFIG_SYS_FLASH_BASE 0x20000000 |
| #define CONFIG_SYS_FLASH_CFI |
| #define CONFIG_SYS_MAX_FLASH_BANKS 1 |
| #define CONFIG_SYS_MAX_FLASH_SECT 71 |
| |
| |
| /* |
| * SPI Settings |
| */ |
| #define CONFIG_BFIN_SPI |
| #define CONFIG_ENV_SPI_MAX_HZ 30000000 |
| #define CONFIG_SF_DEFAULT_HZ 30000000 |
| #define CONFIG_SPI_FLASH |
| #define CONFIG_SPI_FLASH_STMICRO |
| |
| |
| /* |
| * Env Storage Settings |
| */ |
| #if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER) |
| #define ENV_IS_EMBEDDED_CUSTOM |
| #define CONFIG_ENV_IS_IN_SPI_FLASH |
| #define CONFIG_ENV_OFFSET 0x4000 |
| #else |
| #define ENV_IS_EMBEDDED |
| #define CONFIG_ENV_IS_IN_FLASH 1 |
| #define CONFIG_ENV_ADDR 0x20004000 |
| #define CONFIG_ENV_OFFSET 0x4000 |
| #endif |
| #define CONFIG_ENV_SIZE 0x1000 |
| #define CONFIG_ENV_SECT_SIZE 0x2000 |
| |
| |
| /* |
| * NAND Settings |
| */ |
| #define CONFIG_NAND_PLAT |
| |
| #define CONFIG_SYS_NAND_BASE 0x20100000 |
| #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| |
| #define BFIN_NAND_CLE(chip) ((unsigned long)(chip)->IO_ADDR_W | (1 << 2)) |
| #define BFIN_NAND_ALE(chip) ((unsigned long)(chip)->IO_ADDR_W | (1 << 1)) |
| #define BFIN_NAND_READY PF12 |
| #define BFIN_NAND_WRITE(addr, cmd) \ |
| do { \ |
| bfin_write8(addr, cmd); \ |
| SSYNC(); \ |
| } while (0) |
| |
| #define NAND_PLAT_WRITE_CMD(chip, cmd) BFIN_NAND_WRITE(BFIN_NAND_CLE(chip), cmd) |
| #define NAND_PLAT_WRITE_ADR(chip, cmd) BFIN_NAND_WRITE(BFIN_NAND_ALE(chip), cmd) |
| #define NAND_PLAT_DEV_READY(chip) (bfin_read_PORTHIO() & BFIN_NAND_READY) |
| #define NAND_PLAT_INIT() \ |
| do { \ |
| bfin_write_PORTH_FER(bfin_read_PORTH_FER() & ~BFIN_NAND_READY); \ |
| bfin_write_PORTHIO_DIR(bfin_read_PORTHIO_DIR() & ~BFIN_NAND_READY); \ |
| bfin_write_PORTHIO_INEN(bfin_read_PORTHIO_INEN() | BFIN_NAND_READY); \ |
| } while (0) |
| |
| |
| /* |
| * I2C settings |
| */ |
| #define CONFIG_BFIN_TWI_I2C 1 |
| #define CONFIG_HARD_I2C 1 |
| #define CONFIG_SYS_I2C_SPEED 50000 |
| #define CONFIG_SYS_I2C_SLAVE 0 |
| |
| |
| /* |
| * Misc Settings |
| */ |
| #define CONFIG_BAUDRATE 115200 |
| #define CONFIG_MISC_INIT_R |
| #define CONFIG_RTC_BFIN |
| #define CONFIG_UART_CONSOLE 0 |
| |
| /* JFFS Partition offset set */ |
| #define CONFIG_SYS_JFFS2_FIRST_BANK 0 |
| #define CONFIG_SYS_JFFS2_NUM_BANKS 1 |
| /* 512k reserved for u-boot */ |
| #define CONFIG_SYS_JFFS2_FIRST_SECTOR 15 |
| |
| #define CONFIG_BOOTCOMMAND "run nandboot" |
| #define CONFIG_BOOTARGS_ROOT "/dev/mtdblock1 rw rootfstype=yaffs" |
| |
| |
| /* |
| * Pull in common ADI header for remaining command/environment setup |
| */ |
| #include <configs/bfin_adi_common.h> |
| |
| #endif |