1/* 2 * (C) Copyright 2011 3 * Heiko Schocher, DENX Software Engineering, hs@denx.de. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24#ifndef __CONFIG_KEYMILE_POWERPC_H 25#define __CONFIG_KEYMILE_POWERPC_H 26 27#define CONFIG_BOOTCOUNT_LIMIT 28 29#define CONFIG_CMD_DTT 30#define CONFIG_JFFS2_CMDLINE 31 32/* EEprom support 24C08, 24C16, 24C64 */ 33#define CONFIG_SYS_I2C_MULTI_EEPROMS 34#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 35#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 8 Byte write page */ 36#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 37 38#define CONFIG_ENV_SIZE 0x04000 /* Size of Environment */ 39#define CONFIG_FLASH_CFI_MTD 40 41#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ 42 43#define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ 44 45#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ 46 47/****************************************************************************** 48 * (PRAM usage) 49 * ... ------------------------------------------------------- 50 * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM 51 * ... |<------------------- pram -------------------------->| 52 * ... ------------------------------------------------------- 53 * @END_OF_RAM: 54 * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose 55 * @CONFIG_KM_PHRAM: address for /var 56 * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application) 57 * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM 58 */ 59 60/* size of rootfs in RAM */ 61#define CONFIG_KM_ROOTFSSIZE 0x0 62/* pseudo-non volatile RAM [hex] */ 63#define CONFIG_KM_PNVRAM 0x80000 64/* physical RAM MTD size [hex] */ 65#define CONFIG_KM_PHRAM 0x100000 66/* resereved pram area at the end of memroy [hex] */ 67#define CONFIG_KM_RESERVED_PRAM 0x0 68/* enable protected RAM */ 69#define CONFIG_PRAM 0 70 71#define CONFIG_KM_CRAMFS_ADDR 0x800000 72#define CONFIG_KM_KERNEL_ADDR 0x400000 /* 3968Kbytes */ 73#define CONFIG_KM_FDT_ADDR 0x7E0000 /* 128Kbytes */ 74 75/* architecture specific default bootargs */ 76#define CONFIG_KM_DEF_BOOT_ARGS_CPU "" 77 78#define CONFIG_KM_DEF_ENV_CPU \ 79 "boot=bootm ${load_addr_r} - ${fdt_addr_r}\0" \ 80 "cramfsloadfdt=" \ 81 "cramfsload ${fdt_addr_r} " \ 82 "fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0" \ 83 "fdt_addr_r=" xstr(CONFIG_KM_FDT_ADDR) "\0" \ 84 "u-boot="xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \ 85 "update=" \ 86 "protect off " xstr(BOOTFLASH_START) " +${filesize} && "\ 87 "erase " xstr(BOOTFLASH_START) " +${filesize} && " \ 88 "cp.b ${load_addr_r} " xstr(BOOTFLASH_START) \ 89 " ${filesize} && " \ 90 "protect on " xstr(BOOTFLASH_START) " +${filesize}\0" \ 91 "" 92 93#endif /* __CONFIG_KEYMILE_POWERPC_H */ 94