1 /* SPDX-License-Identifier: GPL-2.0+ */
4 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
7 #ifndef __CONFIG_KEYMILE_POWERPC_H
8 #define __CONFIG_KEYMILE_POWERPC_H
10 /* Do boardspecific init for all boards */
12 /* EEprom support 24C08, 24C16, 24C64 */
13 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
15 /* Increase max size of compressed kernel */
16 #define CONFIG_SYS_BOOTM_LEN 0x2000000 /* 32 MB */
18 /******************************************************************************
20 * ... -------------------------------------------------------
21 * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM
22 * ... |<------------------- pram -------------------------->|
23 * ... -------------------------------------------------------
25 * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose
26 * @CONFIG_KM_PHRAM: address for /var
27 * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application)
28 * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM
31 /* size of rootfs in RAM */
32 #define CONFIG_KM_ROOTFSSIZE 0x0
33 /* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable
34 * is not valid yet, which is the case for when u-boot copies itself to RAM */
35 #define CONFIG_PRAM ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM)>>10)
37 /* architecture specific default bootargs */
38 #define CONFIG_KM_DEF_BOOT_ARGS_CPU ""
40 #define CONFIG_KM_DEF_ENV_CPU \
41 "u-boot="CONFIG_HOSTNAME "/u-boot.bin\0" \
43 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\
44 "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\
45 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \
47 "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\
48 "set_fdthigh=true\0" \
50 "bootm_mapsize=" __stringify(CONFIG_SYS_BOOTM_LEN) "\0" \
53 #endif /* __CONFIG_KEYMILE_POWERPC_H */