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[people/ms/u-boot.git] / include / configs / km / km-powerpc.h
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1/*
2 * (C) Copyright 2011
3 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
4 *
1a459660 5 * SPDX-License-Identifier: GPL-2.0+
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6 */
7
8#ifndef __CONFIG_KEYMILE_POWERPC_H
9#define __CONFIG_KEYMILE_POWERPC_H
10
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11/* Do boardspecific init for all boards */
12#define CONFIG_BOARD_EARLY_INIT_R
13#define CONFIG_LAST_STAGE_INIT
14
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15#define CONFIG_BOOTCOUNT_LIMIT
16
17#define CONFIG_CMD_DTT
18#define CONFIG_JFFS2_CMDLINE
19
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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
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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
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63/* architecture specific default bootargs */
64#define CONFIG_KM_DEF_BOOT_ARGS_CPU ""
65
de3ad13d 66#define CONFIG_KM_DEF_ENV_CPU \
db0bb572 67 "boot=bootm ${load_addr_r} - ${fdt_addr_r}\0" \
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68 "cramfsloadfdt=" \
69 "cramfsload ${fdt_addr_r} " \
db0bb572 70 "fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0" \
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71 "fdt_addr_r=" __stringify(CONFIG_KM_FDT_ADDR) "\0" \
72 "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \
de3ad13d 73 "update=" \
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74 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\
75 "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\
76 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \
de3ad13d 77 " ${filesize} && " \
93ea89f0 78 "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\
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79 ""
80
81#endif /* __CONFIG_KEYMILE_POWERPC_H */