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Diffstat (limited to 'include/configs/PPChameleonEVB.h')
| -rw-r--r-- | include/configs/PPChameleonEVB.h | 734 |
1 files changed, 734 insertions, 0 deletions
diff --git a/include/configs/PPChameleonEVB.h b/include/configs/PPChameleonEVB.h new file mode 100644 index 0000000000..967a2d0944 --- /dev/null +++ b/include/configs/PPChameleonEVB.h @@ -0,0 +1,734 @@ +/* + * (C) Copyright 2001-2003 + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * Debug stuff + */ +#undef __DEBUG_START_FROM_SRAM__ +#define __DISABLE_MACHINE_EXCEPTION__ + +#ifdef __DEBUG_START_FROM_SRAM__ +#define CFG_DUMMY_FLASH_SIZE 1024*1024*4 +#endif + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405EP 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */ + +#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */ +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ + +#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ + +#if 1 +#define CONFIG_BAUDRATE 9600 +#else +#define CONFIG_BAUDRATE 115200 +#endif +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#if 0 +#define CONFIG_PREBOOT \ + "crc32 f0207004 ffc 0;" \ + "if cmp 0 f0207000 1;" \ + "then;echo Old CRC is correct;crc32 f0207004 ff4 f0207000;" \ + "else;echo Old CRC is bad;fi" +#endif + +#undef CONFIG_BOOTARGS +#define CONFIG_RAMBOOTCOMMAND \ + "setenv bootargs root=/dev/ram rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm ffc00000 ffca0000" +#define CONFIG_NFSBOOTCOMMAND \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm ffc00000" + +#define CONFIG_PELK_NOR_KERNEL_NOR_RAMDISK_BOOTCOMMAND \ + "setenv ipaddr 192.168.10.203;" \ + "setenv serverip 192.168.10.6;" \ + "setenv netmask 255.255.255.0;" \ + "setenv bootargs root=/dev/ram rw console=ttyS0,9600;" \ + "setenv autostart yes;" \ + "bootm ffc00000 ffd00000" +/* + "setenv ethaddr 00:50:c2:1e:af:fe;" \ + "setenv eth1addr 00:50:c2:1e:af:fd;" \ +*/ + +#define CONFIG_BOOTCOMMAND CONFIG_PELK_NOR_KERNEL_NOR_RAMDISK_BOOTCOMMAND + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + + +/* EThernet stuff */ +#define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */ +#define CONFIG_ETHADDR 00:50:c2:1e:af:fe +#define CONFIG_ETH1ADDR 00:50:c2:1e:af:fd + +#undef CONFIG_EXT_PHY +/*#define CONFIG_EXT_PHY*/ +#define CONFIG_MII 1 /* MII PHY management */ +#ifndef CONFIG_EXT_PHY +#define CONFIG_PHY_ADDR 1 /* PHY address */ +#else +#define CONFIG_PHY_ADDR 2 /* PHY address */ +#endif +#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ + +#if 0 /* test-only */ +#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ + CFG_CMD_IRQ | \ + CFG_CMD_ELF | \ + CFG_CMD_DATE | \ + CFG_CMD_JFFS2 | \ + CFG_CMD_I2C | \ + CFG_CMD_EEPROM ) +#else +#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ + CFG_CMD_IRQ | \ + CFG_CMD_ELF | \ + CFG_CMD_NAND | \ + CFG_CMD_MII | \ + CFG_CMD_DATE | \ + CFG_CMD_I2C | \ + CFG_CMD_EEPROM ) +#endif + +#define CONFIG_MAC_PARTITION +#define CONFIG_DOS_PARTITION + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/ +#define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */ + +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ + +#undef CFG_HUSH_PARSER /* use "hush" command parser */ +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_DEVICE_NULLDEV 1 /* include nulldev device */ + +#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ + +#define CFG_MEMTEST_START 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */ +#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */ +#define CFG_BASE_BAUD 691200 + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ + 57600, 115200, 230400, 460800, 921600 } + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ + +/*----------------------------------------------------------------------- + * NAND-FLASH stuff + *----------------------------------------------------------------------- + */ +#define CFG_NAND0_BASE 0xFF400000 +#define CFG_NAND1_BASE 0xFF000000 + +#define CFG_MAX_NAND_DEVICE 2 /* Max number of NAND devices */ +#define SECTORSIZE 512 + +#define ADDR_COLUMN 1 +#define ADDR_PAGE 2 +#define ADDR_COLUMN_PAGE 3 + +#define NAND_ChipID_UNKNOWN 0x00 +#define NAND_MAX_FLOORS 1 +#define NAND_MAX_CHIPS 1 + +#define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */ +#define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ +#define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */ +#define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */ + +#define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */ +#define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */ +#define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */ +#define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */ + + +#define NAND_DISABLE_CE(nand) do \ +{ \ + switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \ + { \ + case CFG_NAND0_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \ + break; \ + case CFG_NAND1_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \ + break; \ + } \ +} while(0) + +#define NAND_ENABLE_CE(nand) do \ +{ \ + switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \ + { \ + case CFG_NAND0_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \ + break; \ + case CFG_NAND1_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \ + break; \ + } \ +} while(0) + + + +#define NAND_CTL_CLRALE(nandptr) do \ +{ \ + switch((unsigned long)nandptr) \ + { \ + case CFG_NAND0_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \ + break; \ + case CFG_NAND1_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \ + break; \ + } \ +} while(0) + +#define NAND_CTL_SETALE(nandptr) do \ +{ \ + switch((unsigned long)nandptr) \ + { \ + case CFG_NAND0_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \ + break; \ + case CFG_NAND1_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \ + break; \ + } \ +} while(0) + +#define NAND_CTL_CLRCLE(nandptr) do \ +{ \ + switch((unsigned long)nandptr) \ + { \ + case CFG_NAND0_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \ + break; \ + case CFG_NAND1_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \ + break; \ + } \ +} while(0) + +#define NAND_CTL_SETCLE(nandptr) do { \ + switch((unsigned long)nandptr) { \ + case CFG_NAND0_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \ + break; \ + case CFG_NAND1_BASE: \ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \ + break; \ + } \ +} while(0) + +#define NAND_WAIT_READY(nand) do { \ + ulong mask = 0; \ + switch ((ulong)(((struct nand_chip *)nand)->IO_ADDR)) { \ + case CFG_NAND0_BASE: \ + mask = CFG_NAND0_RDY; \ + break; \ + case CFG_NAND1_BASE: \ + mask = CFG_NAND1_RDY; \ + break; \ + } \ + while (!(in32(GPIO0_IR) & mask)) \ + ; \ +} while (0) + +#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) +#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) +#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0) +#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr)) + +/*----------------------------------------------------------------------- + * PCI stuff + *----------------------------------------------------------------------- + */ +#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ +#define PCI_HOST_FORCE 1 /* configure as pci host */ +#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ + +#define CONFIG_PCI /* include pci support */ +#define CONFIG_PCI_HOST PCI_HOST_HOST /* select pci host function */ +#undef CONFIG_PCI_PNP /* do pci plug-and-play */ + /* resource configuration */ + +#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ + +#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ +#define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */ +#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/ +#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ +#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */ +#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ +#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */ +#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */ +#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_FLASH_BASE 0xFFFC0000 +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */ + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */ + +#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ +#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ +#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ +/* + * The following defines are added for buggy IOP480 byte interface. + * All other boards should use the standard values (CPCI405 etc.) + */ +#define CFG_FLASH_READ0 0x0000 /* 0 is standard */ +#define CFG_FLASH_READ1 0x0001 /* 1 is standard */ +#define CFG_FLASH_READ2 0x0002 /* 2 is standard */ + +#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ + +#if 0 /* test-only */ +#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */ +#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */ +#endif + +/*----------------------------------------------------------------------- + * Environment Variable setup + */ +#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ +#define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */ +#define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/ + /* total size of a CAT24WC16 is 2048 bytes */ + +#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */ +#define CFG_NVRAM_SIZE 242 /* NVRAM size */ + +/*----------------------------------------------------------------------- + * I2C EEPROM (CAT24WC16) for environment + */ +#define CONFIG_HARD_I2C /* I2c with hardware support */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ +#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ +/* mask of address bits that overflow into the "EEPROM chip address" */ +/*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/ +#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ + /* 16 byte page write mode using*/ + /* last 4 bits of the address */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ +#define CFG_EEPROM_PAGE_WRITE_ENABLE + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */ + /* have only 8kB, 16kB is save here */ +#define CFG_CACHELINE_SIZE 32 /* ... */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ + +#define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */ + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */ +#define CFG_EBC_PB0AP 0x92015480 +#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ + +/* Memory Bank 1 (External SRAM) initialization */ +/* Since this must replace NOR Flash, we use the same settings for CS0 */ +#define CFG_EBC_PB1AP 0x92015480 +#define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */ + +/* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */ +#define CFG_EBC_PB2AP 0x92015480 +#define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */ + +/* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */ +#define CFG_EBC_PB3AP 0x92015480 +#define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */ + + +#if 0 /* Roese */ +/* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */ +#define CFG_EBC_PB1AP 0x92015480 +#define CFG_EBC_PB1CR 0xFF858000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */ + +/* Memory Bank 2 (CAN0, 1) initialization */ +#define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ +#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 3 (CompactFlash IDE) initialization */ +#define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ +#define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */ + +/* Memory Bank 4 (NVRAM/RTC) initialization */ +#define CFG_EBC_PB4AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */ +#define CFG_EBC_PB4CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */ +#endif + +/*----------------------------------------------------------------------- + * FPGA stuff + */ +/* FPGA internal regs */ +#define CFG_FPGA_MODE 0x00 +#define CFG_FPGA_STATUS 0x02 +#define CFG_FPGA_TS 0x04 +#define CFG_FPGA_TS_LOW 0x06 +#define CFG_FPGA_TS_CAP0 0x10 +#define CFG_FPGA_TS_CAP0_LOW 0x12 +#define CFG_FPGA_TS_CAP1 0x14 +#define CFG_FPGA_TS_CAP1_LOW 0x16 +#define CFG_FPGA_TS_CAP2 0x18 +#define CFG_FPGA_TS_CAP2_LOW 0x1a +#define CFG_FPGA_TS_CAP3 0x1c +#define CFG_FPGA_TS_CAP3_LOW 0x1e + +/* FPGA Mode Reg */ +#define CFG_FPGA_MODE_CF_RESET 0x0001 +#define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100 +#define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000 +#define CFG_FPGA_MODE_TS_CLEAR 0x2000 + +/* FPGA Status Reg */ +#define CFG_FPGA_STATUS_DIP0 0x0001 +#define CFG_FPGA_STATUS_DIP1 0x0002 +#define CFG_FPGA_STATUS_DIP2 0x0004 +#define CFG_FPGA_STATUS_FLASH 0x0008 +#define CFG_FPGA_STATUS_TS_IRQ 0x1000 + +#define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */ +#define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/ + +/* FPGA program pin configuration */ +#define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */ +#define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */ +#define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */ +#define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */ +#define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */ + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in data cache) + */ +#if 0 /* test-only */ +#define CFG_INIT_DCACHE_CS 4 /* use cs # 4 for data cache memory */ + +#define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */ +#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */ +#else +/* use on chip memory ( OCM ) for temperary stack until sdram is tested */ +#define CFG_TEMP_STACK_OCM 1 + +/* On Chip Memory location */ +#define CFG_OCM_DATA_ADDR 0xF8000000 +#define CFG_OCM_DATA_SIZE 0x1000 +#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ +#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ +#endif + +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +/*----------------------------------------------------------------------- + * Definitions for GPIO setup (PPC405EP specific) + * + * GPIO0[0] - External Bus Controller BLAST output + * GPIO0[1-9] - Instruction trace outputs -> GPIO + * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs + * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO + * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs + * GPIO0[24-27] - UART0 control signal inputs/outputs + * GPIO0[28-29] - UART1 data signal input/output + * GPIO0[30] - EMAC0 input + * GPIO0[31] - EMAC1 reject packet as output + */ +#define CFG_GPIO0_OSRH 0x40000550 +#define CFG_GPIO0_OSRL 0x00000110 +#define CFG_GPIO0_ISR1H 0x00000000 +/*#define CFG_GPIO0_ISR1L 0x15555445*/ +#define CFG_GPIO0_ISR1L 0x15555444 +#define CFG_GPIO0_TSRH 0x00000000 +#define CFG_GPIO0_TSRL 0x00000000 +#define CFG_GPIO0_TCR 0xF7FF8014 + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if 1 /* test-only */ +#define CONFIG_NO_SERIAL_EEPROM +/*#undef CONFIG_NO_SERIAL_EEPROM*/ +/*----------------------------------------------------------------------------*/ +/*----------------------------------------------------------------------------*/ +/*----------------------------------------------------------------------------*/ +#ifdef CONFIG_NO_SERIAL_EEPROM + + +/* +!------------------------------------------------------------------------------- +! Defines for entry options. +! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that +! are plugged in the board will be utilized as non-ECC DIMMs. +!------------------------------------------------------------------------------- +*/ +#undef AUTO_MEMORY_CONFIG +#define DIMM_READ_ADDR 0xAB +#define DIMM_WRITE_ADDR 0xAA + + +#define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */ +#define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */ +#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */ +#define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register*/ +#define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */ +#define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */ +#define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */ +#define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */ +#define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */ +#define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */ + +/* Defines for CPC0_PLLMR1 Register fields */ +#define PLL_ACTIVE 0x80000000 +#define CPC0_PLLMR1_SSCS 0x80000000 +#define PLL_RESET 0x40000000 +#define CPC0_PLLMR1_PLLR 0x40000000 + /* Feedback multiplier */ +#define PLL_FBKDIV 0x00F00000 +#define CPC0_PLLMR1_FBDV 0x00F00000 +#define PLL_FBKDIV_16 0x00000000 +#define PLL_FBKDIV_1 0x00100000 +#define PLL_FBKDIV_2 0x00200000 +#define PLL_FBKDIV_3 0x00300000 +#define PLL_FBKDIV_4 0x00400000 +#define PLL_FBKDIV_5 0x00500000 +#define PLL_FBKDIV_6 0x00600000 +#define PLL_FBKDIV_7 0x00700000 +#define PLL_FBKDIV_8 0x00800000 +#define PLL_FBKDIV_9 0x00900000 +#define PLL_FBKDIV_10 0x00A00000 +#define PLL_FBKDIV_11 0x00B00000 +#define PLL_FBKDIV_12 0x00C00000 +#define PLL_FBKDIV_13 0x00D00000 +#define PLL_FBKDIV_14 0x00E00000 +#define PLL_FBKDIV_15 0x00F00000 + /* Forward A divisor */ +#define PLL_FWDDIVA 0x00070000 +#define CPC0_PLLMR1_FWDVA 0x00070000 +#define PLL_FWDDIVA_8 0x00000000 +#define PLL_FWDDIVA_7 0x00010000 +#define PLL_FWDDIVA_6 0x00020000 +#define PLL_FWDDIVA_5 0x00030000 +#define PLL_FWDDIVA_4 0x00040000 +#define PLL_FWDDIVA_3 0x00050000 +#define PLL_FWDDIVA_2 0x00060000 +#define PLL_FWDDIVA_1 0x00070000 + /* Forward B divisor */ +#define PLL_FWDDIVB 0x00007000 +#define CPC0_PLLMR1_FWDVB 0x00007000 +#define PLL_FWDDIVB_8 0x00000000 +#define PLL_FWDDIVB_7 0x00001000 +#define PLL_FWDDIVB_6 0x00002000 +#define PLL_FWDDIVB_5 0x00003000 +#define PLL_FWDDIVB_4 0x00004000 +#define PLL_FWDDIVB_3 0x00005000 +#define PLL_FWDDIVB_2 0x00006000 +#define PLL_FWDDIVB_1 0x00007000 + /* PLL tune bits */ +#define PLL_TUNE_MASK 0x000003FF +#define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */ +#define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */ +#define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */ +#define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */ +#define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */ +#define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */ +#define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */ + +/* Defines for CPC0_PLLMR0 Register fields */ + /* CPU divisor */ +#define PLL_CPUDIV 0x00300000 +#define CPC0_PLLMR0_CCDV 0x00300000 +#define PLL_CPUDIV_1 0x00000000 +#define PLL_CPUDIV_2 0x00100000 +#define PLL_CPUDIV_3 0x00200000 +#define PLL_CPUDIV_4 0x00300000 + /* PLB divisor */ +#define PLL_PLBDIV 0x00030000 +#define CPC0_PLLMR0_CBDV 0x00030000 +#define PLL_PLBDIV_1 0x00000000 +#define PLL_PLBDIV_2 0x00010000 +#define PLL_PLBDIV_3 0x00020000 +#define PLL_PLBDIV_4 0x00030000 + /* OPB divisor */ +#define PLL_OPBDIV 0x00003000 +#define CPC0_PLLMR0_OPDV 0x00003000 +#define PLL_OPBDIV_1 0x00000000 +#define PLL_OPBDIV_2 0x00001000 +#define PLL_OPBDIV_3 0x00002000 +#define PLL_OPBDIV_4 0x00003000 + /* EBC divisor */ +#define PLL_EXTBUSDIV 0x00000300 +#define CPC0_PLLMR0_EPDV 0x00000300 +#define PLL_EXTBUSDIV_2 0x00000000 +#define PLL_EXTBUSDIV_3 0x00000100 +#define PLL_EXTBUSDIV_4 0x00000200 +#define PLL_EXTBUSDIV_5 0x00000300 + /* MAL divisor */ +#define PLL_MALDIV 0x00000030 +#define CPC0_PLLMR0_MPDV 0x00000030 +#define PLL_MALDIV_1 0x00000000 +#define PLL_MALDIV_2 0x00000010 +#define PLL_MALDIV_3 0x00000020 +#define PLL_MALDIV_4 0x00000030 + /* PCI divisor */ +#define PLL_PCIDIV 0x00000003 +#define CPC0_PLLMR0_PPFD 0x00000003 +#define PLL_PCIDIV_1 0x00000000 +#define PLL_PCIDIV_2 0x00000001 +#define PLL_PCIDIV_3 0x00000002 +#define PLL_PCIDIV_4 0x00000003 + +/* +!------------------------------------------------------------------------------- +! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI, +! assuming a 33.3MHz input clock to the 405EP. +!------------------------------------------------------------------------------- +*/ +#define PLLMR0_133_66_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_133_66_66_33 (PLL_FBKDIV_4 | \ + PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \ + PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_266_133_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_266_133_66_33 (PLL_FBKDIV_8 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#if 0 /* test-only */ +#define PLLMR0_DEFAULT PLLMR0_266_133_66_33 +#define PLLMR1_DEFAULT PLLMR1_266_133_66_33 +#endif +#if 0 /* test-only */ +#define PLLMR0_DEFAULT PLLMR0_200_100_50_33 +#define PLLMR1_DEFAULT PLLMR1_200_100_50_33 +#endif +#if 1 /* test-only */ +#define PLLMR0_DEFAULT PLLMR0_133_66_66_33 +#define PLLMR1_DEFAULT PLLMR1_133_66_66_33 +#endif + +#endif +#endif + +#endif /* __CONFIG_H */ |