/* * (C) Copyright 2011 * Heiko Schocher, DENX Software Engineering, hs@denx.de. * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __CONFIG_KEYMILE_POWERPC_H #define __CONFIG_KEYMILE_POWERPC_H /* Do boardspecific init for all boards */ #define CONFIG_JFFS2_CMDLINE /* standard km ethernet_present for piggy */ #define CONFIG_KM_COMMON_ETH_INIT /* EEprom support 24C08, 24C16, 24C64 */ #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 8 Byte write page */ #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 #define CONFIG_ENV_SIZE 0x04000 /* Size of Environment */ #define CONFIG_FLASH_CFI_MTD #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ /* Reserve 4 MB for malloc */ #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) /****************************************************************************** * (PRAM usage) * ... ------------------------------------------------------- * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM * ... |<------------------- pram -------------------------->| * ... ------------------------------------------------------- * @END_OF_RAM: * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose * @CONFIG_KM_PHRAM: address for /var * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application) * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM */ /* size of rootfs in RAM */ #define CONFIG_KM_ROOTFSSIZE 0x0 /* pseudo-non volatile RAM [hex] */ #define CONFIG_KM_PNVRAM 0x80000 /* physical RAM MTD size [hex] */ #define CONFIG_KM_PHRAM 0x100000 /* resereved pram area at the end of memroy [hex] */ #define CONFIG_KM_RESERVED_PRAM 0x0 /* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable * is not valid yet, which is the case for when u-boot copies itself to RAM */ #define CONFIG_PRAM ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM)>>10) #define CONFIG_KM_CRAMFS_ADDR 0xC00000 #define CONFIG_KM_KERNEL_ADDR 0x400000 /* 7680Kbytes */ #define CONFIG_KM_FDT_ADDR 0xB80000 /* 512Kbytes */ /* architecture specific default bootargs */ #define CONFIG_KM_DEF_BOOT_ARGS_CPU "" #define CONFIG_KM_DEF_ENV_CPU \ "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \ "update=" \ "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\ "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\ "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \ " ${filesize} && " \ "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\ "set_fdthigh=true\0" \ "checkfdt=true\0" \ "" #endif /* __CONFIG_KEYMILE_POWERPC_H */