diff options
Diffstat (limited to 'include/configs/acadia.h')
| -rw-r--r-- | include/configs/acadia.h | 152 |
1 files changed, 119 insertions, 33 deletions
diff --git a/include/configs/acadia.h b/include/configs/acadia.h index c72d933..0f447b0 100644 --- a/include/configs/acadia.h +++ b/include/configs/acadia.h @@ -109,6 +109,7 @@ /*----------------------------------------------------------------------- * FLASH related *----------------------------------------------------------------------*/ +#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) #define CFG_FLASH_CFI /* The flash is CFI compatible */ #define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ @@ -122,6 +123,12 @@ #define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ +#define _CFG_CMD_INCLUDE (CFG_CMD_ALL) +#else +#define CFG_NO_FLASH 1 /* No NOR on Acadia when NAND-booting */ +#define _CFG_CMD_INCLUDE ((CFG_CMD_ALL) & ~(CFG_CMD_FLASH | CFG_CMD_IMLS)) +#endif + #ifdef CFG_ENV_IS_IN_FLASH #define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */ #define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) @@ -132,6 +139,63 @@ #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) #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 + */ +#define CFG_NAND_BOOT_SPL_SRC 0xfffff000 /* SPL location */ +#define CFG_NAND_BOOT_SPL_SIZE (4 << 10) /* SPL size */ +#define CFG_NAND_BOOT_SPL_DST (CFG_OCM_DATA_ADDR + (12 << 10)) /* Copy SPL here*/ +#define CFG_NAND_U_BOOT_DST 0x01000000 /* Load NUB to this addr */ +#define CFG_NAND_U_BOOT_START CFG_NAND_U_BOOT_DST /* Start NUB from this addr */ +#define CFG_NAND_BOOT_SPL_DELTA (CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST) + +/* + * Define the partitioning of the NAND chip (only RAM U-Boot is needed here) + */ +#define CFG_NAND_U_BOOT_OFFS (16 << 10) /* Offset to RAM U-Boot image */ +#define CFG_NAND_U_BOOT_SIZE (384 << 10) /* Size of RAM U-Boot image */ + +/* + * Now the NAND chip has to be defined (no autodetection used!) + */ +#define CFG_NAND_PAGE_SIZE 512 /* NAND chip page size */ +#define CFG_NAND_BLOCK_SIZE (16 << 10) /* NAND chip block size */ +#define CFG_NAND_PAGE_COUNT 32 /* NAND chip page count */ +#define CFG_NAND_BAD_BLOCK_POS 5 /* Location of bad block marker */ +#undef CFG_NAND_4_ADDR_CYCLE /* No fourth addr used (<=32MB) */ + +#define CFG_NAND_ECCSIZE 256 +#define CFG_NAND_ECCBYTES 3 +#define CFG_NAND_ECCSTEPS (CFG_NAND_PAGE_SIZE / CFG_NAND_ECCSIZE) +#define CFG_NAND_OOBSIZE 16 +#define CFG_NAND_ECCTOTAL (CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS) +#define CFG_NAND_ECCPOS {0, 1, 2, 3, 6, 7} + +#ifdef CFG_ENV_IS_IN_NAND +/* + * For NAND booting the environment is embedded in the U-Boot image. Please take + * look at the file board/amcc/sequoia/u-boot-nand.lds for details. + */ +#define CFG_ENV_SIZE CFG_NAND_BLOCK_SIZE +#define CFG_ENV_OFFSET (CFG_NAND_U_BOOT_OFFS + CFG_ENV_SIZE) +#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET + CFG_ENV_SIZE) +#endif + /*----------------------------------------------------------------------- * RAM (CRAM) *----------------------------------------------------------------------*/ @@ -209,7 +273,11 @@ "update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \ "cp.b ${fileaddr} fffc0000 ${filesize};" \ "setenv filesize;saveenv\0" \ - "upd=run load;run update\0" \ + "upd=run load update\0" \ + "nload=tftp 200000 acadia/u-boot-nand.bin\0" \ + "nupdate=nand erase 0 60000;nand write 200000 0 60000;" \ + "setenv filesize;saveenv\0" \ + "nupd=run nload nupdate\0" \ "kozio=bootm ffc60000\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" @@ -233,24 +301,24 @@ #define CONFIG_SUPPORT_VFAT -#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ - CFG_CMD_ASKENV | \ - CFG_CMD_DHCP | \ - CFG_CMD_DTT | \ - CFG_CMD_DIAG | \ - CFG_CMD_EEPROM | \ - CFG_CMD_ELF | \ - CFG_CMD_FAT | \ - CFG_CMD_I2C | \ - CFG_CMD_IRQ | \ - CFG_CMD_MII | \ - CFG_CMD_NAND | \ - CFG_CMD_NET | \ - CFG_CMD_NFS | \ - CFG_CMD_PCI | \ - CFG_CMD_PING | \ - CFG_CMD_REGINFO | \ - CFG_CMD_USB) +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL & _CFG_CMD_INCLUDE) | \ + CFG_CMD_ASKENV | \ + CFG_CMD_DHCP | \ + CFG_CMD_DTT | \ + CFG_CMD_DIAG | \ + CFG_CMD_EEPROM | \ + CFG_CMD_ELF | \ + CFG_CMD_FAT | \ + CFG_CMD_I2C | \ + CFG_CMD_IRQ | \ + CFG_CMD_MII | \ + CFG_CMD_NAND | \ + CFG_CMD_NET | \ + CFG_CMD_NFS | \ + CFG_CMD_PCI | \ + CFG_CMD_PING | \ + CFG_CMD_REGINFO | \ + CFG_CMD_USB) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> @@ -312,12 +380,16 @@ /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup *----------------------------------------------------------------------*/ -#define CFG_NAND_CS 3 /* NAND chip connected to CSx */ - +#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) +#define CFG_NAND_CS 3 /* Memory Bank 0 (Flash) initialization */ #define CFG_EBC_PB0AP 0x03337200 #define CFG_EBC_PB0CR 0xfe0bc000 +/* Memory Bank 3 (NAND-FLASH) initialization */ +#define CFG_EBC_PB3AP 0x018003c0 +#define CFG_EBC_PB3CR (CFG_NAND_ADDR | 0x1c000) + /* Just initial configuration for CRAM. Will be changed in memory.c to sync mode*/ /* Memory Bank 1 (CRAM) initialization */ #define CFG_EBC_PB1AP 0x030400c0 @@ -326,10 +398,24 @@ /* Memory Bank 2 (CRAM) initialization */ #define CFG_EBC_PB2AP 0x030400c0 #define CFG_EBC_PB2CR 0x020bc000 +#else +#define CFG_NAND_CS 0 /* NAND chip connected to CSx */ +/* Memory Bank 0 (NAND-FLASH) initialization */ +#define CFG_EBC_PB0AP 0x018003c0 +#define CFG_EBC_PB0CR (CFG_NAND_ADDR | 0x1c000) -/* Memory Bank 3 (NAND-FLASH) initialization */ -#define CFG_EBC_PB3AP 0x018003c0 -#define CFG_EBC_PB3CR (CFG_NAND_ADDR | 0x1c000) +/* + * When NAND-booting the CRAM EBC setup must be done in sync mode, since the + * NAND-SPL already initialized the CRAM and EBC to sync mode. + */ +/* Memory Bank 1 (CRAM) initialization */ +#define CFG_EBC_PB1AP 0x9C0201C0 +#define CFG_EBC_PB1CR 0x000bc000 + +/* Memory Bank 2 (CRAM) initialization */ +#define CFG_EBC_PB2AP 0x9C0201C0 +#define CFG_EBC_PB2CR 0x020bc000 +#endif /* Memory Bank 4 (CPLD) initialization */ #define CFG_EBC_PB4AP 0x04006000 @@ -341,9 +427,9 @@ * GPIO Setup *----------------------------------------------------------------------*/ #define CFG_GPIO_CRAM_CLK 8 -#define CFG_GPIO_CRAM_WAIT 9 +#define CFG_GPIO_CRAM_WAIT 9 /* GPIO-In */ #define CFG_GPIO_CRAM_ADV 10 -#define CFG_GPIO_CRAM_CRE (32 + 21) +#define CFG_GPIO_CRAM_CRE (32 + 21) /* GPIO-Out */ /*----------------------------------------------------------------------- * Definitions for GPIO_0 setup (PPC405EZ specific) @@ -365,10 +451,10 @@ * GPIO0[28-30] - Trace Outputs / PWM Inputs * GPIO0[31] - PWM_8 I/O */ -#define CFG_GPIO0_TCR 0xC0000000 -#define CFG_GPIO0_OSRL 0x50000000 +#define CFG_GPIO0_TCR 0xC0A00000 +#define CFG_GPIO0_OSRL 0x50004400 #define CFG_GPIO0_OSRH 0x02000055 -#define CFG_GPIO0_ISR1L 0x00000000 +#define CFG_GPIO0_ISR1L 0x00001000 #define CFG_GPIO0_ISR1H 0x00000055 #define CFG_GPIO0_TSRL 0x02000000 #define CFG_GPIO0_TSRH 0x00000055 @@ -387,13 +473,13 @@ * GPIO1[16] - SPI_SS_1_N Output * GPIO1[17-20] - Trace Output/External Interrupts IRQ0 - IRQ3 inputs */ -#define CFG_GPIO1_OSRH 0x55455555 +#define CFG_GPIO1_TCR 0xFFFF8414 #define CFG_GPIO1_OSRL 0x40000110 -#define CFG_GPIO1_ISR1H 0x00000000 +#define CFG_GPIO1_OSRH 0x55455555 #define CFG_GPIO1_ISR1L 0x15555445 -#define CFG_GPIO1_TSRH 0x00000000 +#define CFG_GPIO1_ISR1H 0x00000000 #define CFG_GPIO1_TSRL 0x00000000 -#define CFG_GPIO1_TCR 0xFFFF8014 +#define CFG_GPIO1_TSRH 0x00000000 /* * Internal Definitions |