3 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
8 #ifndef __CONFIG_KEYMILE_POWERPC_H
9 #define __CONFIG_KEYMILE_POWERPC_H
11 /* Do boardspecific init for all boards */
12 #define CONFIG_BOARD_EARLY_INIT_R
13 #define CONFIG_LAST_STAGE_INIT
15 #define CONFIG_BOOTCOUNT_LIMIT
17 #define CONFIG_CMD_DTT
18 #define CONFIG_JFFS2_CMDLINE
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
26 #define CONFIG_ENV_SIZE 0x04000 /* Size of Environment */
27 #define CONFIG_FLASH_CFI_MTD
29 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
31 #define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
33 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
35 /* Reserve 4 MB for malloc */
36 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
38 /******************************************************************************
40 * ... -------------------------------------------------------
41 * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM
42 * ... |<------------------- pram -------------------------->|
43 * ... -------------------------------------------------------
45 * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose
46 * @CONFIG_KM_PHRAM: address for /var
47 * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application)
48 * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM
51 /* size of rootfs in RAM */
52 #define CONFIG_KM_ROOTFSSIZE 0x0
53 /* pseudo-non volatile RAM [hex] */
54 #define CONFIG_KM_PNVRAM 0x80000
55 /* physical RAM MTD size [hex] */
56 #define CONFIG_KM_PHRAM 0x100000
57 /* resereved pram area at the end of memroy [hex] */
58 #define CONFIG_KM_RESERVED_PRAM 0x0
59 /* enable protected RAM */
62 #define CONFIG_KM_CRAMFS_ADDR 0x800000
63 #define CONFIG_KM_KERNEL_ADDR 0x400000 /* 3968Kbytes */
64 #define CONFIG_KM_FDT_ADDR 0x7E0000 /* 128Kbytes */
66 /* architecture specific default bootargs */
67 #define CONFIG_KM_DEF_BOOT_ARGS_CPU ""
69 #define CONFIG_KM_DEF_ENV_CPU \
70 "boot=bootm ${load_addr_r} - ${fdt_addr_r}\0" \
72 "cramfsload ${fdt_addr_r} " \
73 "fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0" \
74 "fdt_addr_r=" __stringify(CONFIG_KM_FDT_ADDR) "\0" \
75 "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \
77 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\
78 "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\
79 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \
81 "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\
84 #endif /* __CONFIG_KEYMILE_POWERPC_H */