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 /* EEprom support 24C08, 24C16, 24C64 */ 21 #define CONFIG_SYS_I2C_MULTI_EEPROMS 22 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 23 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 8 Byte write page */ 24 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 25 26 #define CONFIG_ENV_SIZE 0x04000 /* Size of Environment */ 27 #define CONFIG_FLASH_CFI_MTD 28 29 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ 30 31 #define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ 32 33 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ 34 35 /****************************************************************************** 36 * (PRAM usage) 37 * ... ------------------------------------------------------- 38 * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM 39 * ... |<------------------- pram -------------------------->| 40 * ... ------------------------------------------------------- 41 * @END_OF_RAM: 42 * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose 43 * @CONFIG_KM_PHRAM: address for /var 44 * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application) 45 * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM 46 */ 47 48 /* size of rootfs in RAM */ 49 #define CONFIG_KM_ROOTFSSIZE 0x0 50 /* pseudo-non volatile RAM [hex] */ 51 #define CONFIG_KM_PNVRAM 0x80000 52 /* physical RAM MTD size [hex] */ 53 #define CONFIG_KM_PHRAM 0x100000 54 /* resereved pram area at the end of memroy [hex] */ 55 #define CONFIG_KM_RESERVED_PRAM 0x0 56 /* enable protected RAM */ 57 #define CONFIG_PRAM 0 58 59 #define CONFIG_KM_CRAMFS_ADDR 0x800000 60 #define CONFIG_KM_KERNEL_ADDR 0x400000 /* 3968Kbytes */ 61 #define CONFIG_KM_FDT_ADDR 0x7E0000 /* 128Kbytes */ 62 63 /* architecture specific default bootargs */ 64 #define CONFIG_KM_DEF_BOOT_ARGS_CPU "" 65 66 #define CONFIG_KM_DEF_ENV_CPU \ 67 "boot=bootm ${load_addr_r} - ${fdt_addr_r}\0" \ 68 "cramfsloadfdt=" \ 69 "cramfsload ${fdt_addr_r} " \ 70 "fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0" \ 71 "fdt_addr_r=" __stringify(CONFIG_KM_FDT_ADDR) "\0" \ 72 "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \ 73 "update=" \ 74 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\ 75 "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\ 76 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \ 77 " ${filesize} && " \ 78 "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\ 79 "" 80 81 #endif /* __CONFIG_KEYMILE_POWERPC_H */ 82