/*
* Define here the location of the environment variables (FLASH).
*/
-#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
#define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
#define CONFIG_SYS_NOR_CS 0 /* NOR chip connected to CSx */
#define CONFIG_SYS_NAND_CS 3 /* NAND chip connected to CSx */
-#else
-#define CONFIG_ENV_IS_IN_NAND 1 /* use NAND for environment vars */
-#define CONFIG_SYS_NOR_CS 3 /* NOR chip connected to CSx */
-#define CONFIG_SYS_NAND_CS 0 /* NAND chip connected to CSx */
-#define CONFIG_ENV_IS_EMBEDDED 1 /* use embedded environment */
-#endif
-
-/*
- * IPL (Initial Program Loader, integrated inside CPU)
- * Will load first 4k from NAND (SPL) into cache and execute it from there.
- *
- * SPL (Secondary Program Loader)
- * Will load special U-Boot version (NUB) from NAND and execute it. This SPL
- * has to fit into 4kByte. It sets up the CPU and configures the SDRAM
- * controller and the NAND controller so that the special U-Boot image can be
- * loaded from NAND to SDRAM.
- *
- * NUB (NAND U-Boot)
- * This NAND U-Boot (NUB) is a special U-Boot version which can be started
- * from RAM. Therefore it mustn't (re-)configure the SDRAM controller.
- *
- * On 440EPx the SPL is copied to SDRAM before the NAND controller is
- * set up. While still running from cache, I experienced problems accessing
- * the NAND controller. sr - 2006-08-25
- *
- * This is the first official implementation of booting from 2k page sized
- * NAND devices (e.g. Micron 29F2G08AA 256Mbit * 8)
- */
-#define CONFIG_SYS_NAND_BOOT_SPL_SRC 0xfffff000 /* SPL location */
-#define CONFIG_SYS_NAND_BOOT_SPL_SIZE (4 << 10) /* SPL size */
-#define CONFIG_SYS_NAND_BOOT_SPL_DST (CONFIG_SYS_OCM_BASE + (12 << 10)) /* Copy SPL here */
-#define CONFIG_SYS_NAND_U_BOOT_DST 0x01000000 /* Load NUB to this addr */
-#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST /* Start NUB from */
- /* this addr */
-#define CONFIG_SYS_NAND_BOOT_SPL_DELTA (CONFIG_SYS_NAND_BOOT_SPL_SRC - CONFIG_SYS_NAND_BOOT_SPL_DST)
-
-/*
- * Define the partitioning of the NAND chip (only RAM U-Boot is needed here)
- */
-#define CONFIG_SYS_NAND_U_BOOT_OFFS (128 << 10) /* Offset to RAM U-Boot image */
-#define CONFIG_SYS_NAND_U_BOOT_SIZE (1 << 20) /* Size of RAM U-Boot image */
-
-/*
- * Now the NAND chip has to be defined (no autodetection used!)
- */
-#define CONFIG_SYS_NAND_PAGE_SIZE (2 << 10) /* NAND chip page size */
-#define CONFIG_SYS_NAND_BLOCK_SIZE (128 << 10) /* NAND chip block size */
-#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / CONFIG_SYS_NAND_PAGE_SIZE)
- /* NAND chip page count */
-#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 /* Location of bad block marker*/
-#define CONFIG_SYS_NAND_5_ADDR_CYCLE /* Fifth addr used (<=128MB) */
-
-#define CONFIG_SYS_NAND_ECCSIZE 256
-#define CONFIG_SYS_NAND_ECCBYTES 3
-#define CONFIG_SYS_NAND_OOBSIZE 64
-#define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47, \
- 48, 49, 50, 51, 52, 53, 54, 55, \
- 56, 57, 58, 59, 60, 61, 62, 63}
-
-#ifdef CONFIG_ENV_IS_IN_NAND
-/*
- * For NAND booting the environment is embedded in the U-Boot image. Please take
- * look at the file board/amcc/canyonlands/u-boot-nand.lds for details.
- */
-#define CONFIG_ENV_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
-#define CONFIG_ENV_OFFSET (CONFIG_SYS_NAND_U_BOOT_OFFS + CONFIG_ENV_SIZE)
-#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
-#endif
/*-----------------------------------------------------------------------
* FLASH related
/*------------------------------------------------------------------------------
* DDR SDRAM
*----------------------------------------------------------------------------*/
-#if !defined(CONFIG_NAND_U_BOOT)
#if !defined(CONFIG_ARCHES)
/*
* NAND booting U-Boot version uses a fixed initialization, since the whole
#define CONFIG_SYS_SDRAM0_MMODE 0x00000432
#define CONFIG_SYS_SDRAM0_MEMODE 0x00000004
#endif /* !defined(CONFIG_ARCHES) */
-#endif /* !defined(CONFIG_NAND_U_BOOT) */
#define CONFIG_SYS_MBYTES_SDRAM 512 /* 512MB */
CONFIG_AMCC_DEF_ENV \
CONFIG_AMCC_DEF_ENV_POWERPC \
CONFIG_AMCC_DEF_ENV_NOR_UPD \
- CONFIG_AMCC_DEF_ENV_NAND_UPD \
"kernel_addr=fc000000\0" \
"fdt_addr=fc1e0000\0" \
"ramdisk_addr=fc200000\0" \
* 0xfe00.0000 -> 4.ce00.0000
*/
-#if defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
-/* Memory Bank 3 (NOR-FLASH) initialization */
-#define CONFIG_SYS_EBC_PB3AP 0x10055e00
-#define CONFIG_SYS_EBC_PB3CR (CONFIG_SYS_BOOT_BASE_ADDR | 0x9a000)
-
-/* Memory Bank 0 (NAND-FLASH) initialization */
-#define CONFIG_SYS_EBC_PB0AP 0x018003c0
-#define CONFIG_SYS_EBC_PB0CR (CONFIG_SYS_NAND_ADDR | 0x1E000) /* BAS=NAND,BS=1MB,BU=R/W,BW=32bit*/
-#else
/* Memory Bank 0 (NOR-FLASH) initialization */
#define CONFIG_SYS_EBC_PB0AP 0x10055e00
#define CONFIG_SYS_EBC_PB0CR (CONFIG_SYS_BOOT_BASE_ADDR | 0x9a000)
#define CONFIG_SYS_EBC_PB3AP 0x018003c0
#define CONFIG_SYS_EBC_PB3CR (CONFIG_SYS_NAND_ADDR | 0x1E000) /* BAS=NAND,BS=1MB,BU=R/W,BW=32bit*/
#endif
-#endif /*defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) */
#if !defined(CONFIG_ARCHES)
/* Memory Bank 2 (CPLD) initialization */
projects / karo-tx-uboot.git / blobdiff