| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * (C) Copyright 2008 |
| * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. |
| * |
| * Wolfgang Denk <wd@denx.de> |
| * Copyright 2004 Freescale Semiconductor. |
| * (C) Copyright 2002,2003 Motorola,Inc. |
| * Xianghua Xiao <X.Xiao@motorola.com> |
| */ |
| |
| /* |
| * Socrates |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* High Level Configuration Options */ |
| #define CONFIG_SOCRATES 1 |
| |
| /* |
| * Only possible on E500 Version 2 or newer cores. |
| */ |
| |
| /* |
| * sysclk for MPC85xx |
| * |
| * Two valid values are: |
| * 33000000 |
| * 66000000 |
| * |
| * Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz |
| * is likely the desired value here, so that is now the default. |
| * The board, however, can run at 66MHz. In any event, this value |
| * must match the settings of some switches. Details can be found |
| * in the README.mpc85xxads. |
| */ |
| |
| /* |
| * These can be toggled for performance analysis, otherwise use default. |
| */ |
| #define CONFIG_L2_CACHE /* toggle L2 cache */ |
| |
| #define CONFIG_SYS_INIT_DBCR DBCR_IDM /* Enable Debug Exceptions */ |
| |
| #undef CONFIG_SYS_DRAM_TEST /* memory test, takes time */ |
| |
| #define CONFIG_SYS_CCSRBAR 0xE0000000 |
| #define CONFIG_SYS_CCSRBAR_PHYS_LOW CONFIG_SYS_CCSRBAR |
| |
| /* DDR Setup */ |
| #define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */ |
| |
| #define CONFIG_MEM_INIT_VALUE 0xDeadBeef |
| |
| #define CONFIG_SYS_DDR_SDRAM_BASE 0x00000000 |
| #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_SDRAM_BASE |
| #define CONFIG_VERY_BIG_RAM |
| |
| /* I2C addresses of SPD EEPROMs */ |
| #define SPD_EEPROM_ADDRESS 0x50 /* CTLR 0 DIMM 0 */ |
| |
| |
| /* Hardcoded values, to use instead of SPD */ |
| #define CONFIG_SYS_DDR_CS0_BNDS 0x0000000f |
| #define CONFIG_SYS_DDR_CS0_CONFIG 0x80010102 |
| #define CONFIG_SYS_DDR_TIMING_0 0x00260802 |
| #define CONFIG_SYS_DDR_TIMING_1 0x3935D322 |
| #define CONFIG_SYS_DDR_TIMING_2 0x14904CC8 |
| #define CONFIG_SYS_DDR_MODE 0x00480432 |
| #define CONFIG_SYS_DDR_INTERVAL 0x030C0100 |
| #define CONFIG_SYS_DDR_CONFIG_2 0x04400000 |
| #define CONFIG_SYS_DDR_CONFIG 0xC3008000 |
| #define CONFIG_SYS_DDR_CLK_CONTROL 0x03800000 |
| #define CONFIG_SYS_SDRAM_SIZE 256 /* in Megs */ |
| |
| /* |
| * Flash on the LocalBus |
| */ |
| #define CONFIG_SYS_LBC_CACHE_BASE 0xf0000000 /* Localbus cacheable */ |
| |
| #define CONFIG_SYS_FLASH0 0xFE000000 |
| #define CONFIG_SYS_FLASH1 0xFC000000 |
| #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH1, CONFIG_SYS_FLASH0 } |
| |
| #define CONFIG_SYS_LBC_FLASH_BASE CONFIG_SYS_FLASH1 /* Localbus flash start */ |
| #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_LBC_FLASH_BASE /* start of FLASH */ |
| |
| #define CONFIG_SYS_LBC_LCRR 0x00030004 /* LB clock ratio reg */ |
| #define CONFIG_SYS_LBC_LBCR 0x00000000 /* LB config reg */ |
| #define CONFIG_SYS_LBC_LSRT 0x20000000 /* LB sdram refresh timer */ |
| #define CONFIG_SYS_LBC_MRTPR 0x20000000 /* LB refresh timer presc.*/ |
| |
| #define CONFIG_SYS_INIT_RAM_ADDR 0xe4010000 /* Initial RAM address */ |
| #define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size used area in RAM*/ |
| |
| #define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
| |
| #define CONFIG_SYS_MONITOR_LEN (384 * 1024) /* Reserve 384KiB for Mon */ |
| |
| /* FPGA and NAND */ |
| #define CONFIG_SYS_FPGA_BASE 0xc0000000 |
| #define CONFIG_SYS_FPGA_SIZE 0x00100000 /* 1 MB */ |
| |
| #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_FPGA_BASE + 0x70) |
| #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| |
| /* LIME GDC */ |
| #define CONFIG_SYS_LIME_BASE 0xc8000000 |
| #define CONFIG_SYS_LIME_SIZE 0x04000000 /* 64 MB */ |
| |
| /* |
| * General PCI |
| * Memory space is mapped 1-1. |
| */ |
| |
| #define CONFIG_SYS_PCI1_MEM_BASE 0x80000000 |
| #define CONFIG_SYS_PCI1_MEM_PHYS CONFIG_SYS_PCI1_MEM_BASE |
| #define CONFIG_SYS_PCI1_MEM_SIZE 0x20000000 /* 512M */ |
| #define CONFIG_SYS_PCI1_IO_BASE 0xE2000000 |
| #define CONFIG_SYS_PCI1_IO_PHYS CONFIG_SYS_PCI1_IO_BASE |
| #define CONFIG_SYS_PCI1_IO_SIZE 0x01000000 /* 16M */ |
| |
| #define CONFIG_TSEC1 1 |
| #define CONFIG_TSEC1_NAME "TSEC0" |
| #define CONFIG_TSEC3 1 |
| #define CONFIG_TSEC3_NAME "TSEC1" |
| #undef CONFIG_MPC85XX_FEC |
| |
| #define TSEC1_PHY_ADDR 0 |
| #define TSEC3_PHY_ADDR 1 |
| |
| #define TSEC1_PHYIDX 0 |
| #define TSEC3_PHYIDX 0 |
| #define TSEC1_FLAGS TSEC_GIGABIT |
| #define TSEC3_FLAGS TSEC_GIGABIT |
| |
| /* Options are: TSEC[0,1] */ |
| |
| /* |
| * Environment |
| */ |
| |
| #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
| #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ |
| |
| /* |
| * Miscellaneous configurable options |
| */ |
| |
| /* |
| * 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "netdev=eth0\0" \ |
| "consdev=ttyS0\0" \ |
| "uboot_file=/home/tftp/syscon3/u-boot.bin\0" \ |
| "bootfile=/home/tftp/syscon3/uImage\0" \ |
| "fdt_file=/home/tftp/syscon3/socrates.dtb\0" \ |
| "initrd_file=/home/tftp/syscon3/uinitrd.gz\0" \ |
| "uboot_addr=FFF60000\0" \ |
| "kernel_addr=FE000000\0" \ |
| "fdt_addr=FE1E0000\0" \ |
| "ramdisk_addr=FE200000\0" \ |
| "fdt_addr_r=B00000\0" \ |
| "kernel_addr_r=200000\0" \ |
| "ramdisk_addr_r=400000\0" \ |
| "rootpath=/opt/eldk/ppc_85xxDP\0" \ |
| "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
| "nfsargs=setenv bootargs root=/dev/nfs rw " \ |
| "nfsroot=$serverip:$rootpath\0" \ |
| "addcons=setenv bootargs $bootargs " \ |
| "console=$consdev,$baudrate\0" \ |
| "addip=setenv bootargs $bootargs " \ |
| "ip=$ipaddr:$serverip:$gatewayip:$netmask" \ |
| ":$hostname:$netdev:off panic=1\0" \ |
| "boot_nor=run ramargs addcons;" \ |
| "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \ |
| "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \ |
| "tftp ${fdt_addr_r} ${fdt_file}; " \ |
| "run nfsargs addip addcons;" \ |
| "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \ |
| "update_uboot=tftp 100000 ${uboot_file};" \ |
| "protect off fff60000 ffffffff;" \ |
| "era fff60000 ffffffff;" \ |
| "cp.b 100000 fff60000 ${filesize};" \ |
| "setenv filesize;saveenv\0" \ |
| "update_kernel=tftp 100000 ${bootfile};" \ |
| "era fe000000 fe1dffff;" \ |
| "cp.b 100000 fe000000 ${filesize};" \ |
| "setenv filesize;saveenv\0" \ |
| "update_fdt=tftp 100000 ${fdt_file};" \ |
| "era fe1e0000 fe1fffff;" \ |
| "cp.b 100000 fe1e0000 ${filesize};" \ |
| "setenv filesize;saveenv\0" \ |
| "update_initrd=tftp 100000 ${initrd_file};" \ |
| "era fe200000 fe9fffff;" \ |
| "cp.b 100000 fe200000 ${filesize};" \ |
| "setenv filesize;saveenv\0" \ |
| "clean_data=era fea00000 fff5ffff\0" \ |
| "usbargs=setenv bootargs root=/dev/sda1 rw\0" \ |
| "load_usb=usb start;" \ |
| "ext2load usb 0:1 ${kernel_addr_r} /boot/uImage\0" \ |
| "boot_usb=run load_usb usbargs addcons;" \ |
| "bootm ${kernel_addr_r} - ${fdt_addr};" \ |
| "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \ |
| "" |
| |
| /* pass open firmware flat tree */ |
| |
| #endif /* __CONFIG_H */ |