1/* 2 * (C) Copyright 2011 3 * Heiko Schocher, DENX Software Engineering, hs@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8#ifndef __CONFIG_KEYMILE_POWERPC_H 9#define __CONFIG_KEYMILE_POWERPC_H 10 11/* Do boardspecific init for all boards */ 12#define CONFIG_BOARD_EARLY_INIT_R 13#define CONFIG_LAST_STAGE_INIT 14 15#define CONFIG_BOOTCOUNT_LIMIT 16 17#define CONFIG_CMD_DTT 18#define CONFIG_JFFS2_CMDLINE 19 20/* standard km ethernet_present for piggy */ 21#define CONFIG_KM_COMMON_ETH_INIT 22 23/* EEprom support 24C08, 24C16, 24C64 */ 24#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 25#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 8 Byte write page */ 26#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 27 28#define CONFIG_ENV_SIZE 0x04000 /* Size of Environment */ 29#define CONFIG_FLASH_CFI_MTD 30 31#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ 32 33#define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ 34 35#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ 36 37/* Reserve 4 MB for malloc */ 38#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 39 40/****************************************************************************** 41 * (PRAM usage) 42 * ... ------------------------------------------------------- 43 * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM 44 * ... |<------------------- pram -------------------------->| 45 * ... ------------------------------------------------------- 46 * @END_OF_RAM: 47 * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose 48 * @CONFIG_KM_PHRAM: address for /var 49 * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application) 50 * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM 51 */ 52 53/* size of rootfs in RAM */ 54#define CONFIG_KM_ROOTFSSIZE 0x0 55/* pseudo-non volatile RAM [hex] */ 56#define CONFIG_KM_PNVRAM 0x80000 57/* physical RAM MTD size [hex] */ 58#define CONFIG_KM_PHRAM 0x100000 59/* resereved pram area at the end of memroy [hex] */ 60#define CONFIG_KM_RESERVED_PRAM 0x0 61/* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable 62 * is not valid yet, which is the case for when u-boot copies itself to RAM */ 63#define CONFIG_PRAM ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM)>>10) 64 65#define CONFIG_KM_CRAMFS_ADDR 0xC00000 66#define CONFIG_KM_KERNEL_ADDR 0x400000 /* 7680Kbytes */ 67#define CONFIG_KM_FDT_ADDR 0xB80000 /* 512Kbytes */ 68 69/* architecture specific default bootargs */ 70#define CONFIG_KM_DEF_BOOT_ARGS_CPU "" 71 72#define CONFIG_KM_DEF_ENV_CPU \ 73 "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \ 74 "update=" \ 75 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\ 76 "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\ 77 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \ 78 " ${filesize} && " \ 79 "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\ 80 "set_fdthigh=true\0" \ 81 "checkfdt=true\0" \ 82 "" 83 84#endif /* __CONFIG_KEYMILE_POWERPC_H */ 85