u-boot/include/configs/bf537-pnav.h
Mike Frysinger 76d82187c6 Blackfin: tweak embedded LDR env config option
Use the common config option for extracting the environment for embedding
into LDR files and clarify the LDR-specific option.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2010-01-17 09:17:26 -05:00

185 lines
4.7 KiB
C

/*
* 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_SPEED 30000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_STMICRO
/*
* Env Storage Settings
*/
#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
#define CONFIG_ENV_IS_EMBEDDED_IN_LDR
#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
#ifdef ENV_IS_EMBEDDED
/* WARNING - the following is hand-optimized to fit within
* the sector before the environment sector. If it throws
* an error during compilation remove an object here to get
* it linked after the configuration sector.
*/
# define LDS_BOARD_TEXT \
cpu/blackfin/traps.o (.text .text.*); \
cpu/blackfin/interrupt.o (.text .text.*); \
cpu/blackfin/serial.o (.text .text.*); \
common/dlmalloc.o (.text .text.*); \
lib_generic/crc32.o (.text .text.*); \
. = DEFINED(env_offset) ? env_offset : .; \
common/env_embedded.o (.text .text.*);
#endif
/*
* 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