projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 6bbc5476 HB |
1 | /* |
| 2 | * Old U-boot compatibility for Taishan | |
| 3 | * | |
| 4 | * Author: Hugh Blemings <hugh@au.ibm.com> | |
| 5 | * | |
| 6 | * Copyright 2007 Hugh Blemings, IBM Corporation. | |
| 7 | * Based on cuboot-ebony.c which is: | |
| 8 | * Copyright 2007 David Gibson, IBM Corporation. | |
| 9 | * Based on cuboot-83xx.c, which is: | |
| 10 | * Copyright (c) 2007 Freescale Semiconductor, Inc. | |
| 11 | * | |
| 12 | * This program is free software; you can redistribute it and/or modify it | |
| 13 | * under the terms of the GNU General Public License version 2 as published | |
| 14 | * by the Free Software Foundation. | |
| 15 | */ | |
| 16 | ||
| 17 | #include "ops.h" | |
| 18 | #include "stdio.h" | |
| 19 | #include "cuboot.h" | |
| 20 | #include "reg.h" | |
| 21 | #include "dcr.h" | |
| 22 | #include "4xx.h" | |
| 23 | ||
| c91f91e5 | 24 | #define TARGET_4xx |
| 6bbc5476 | 25 | #define TARGET_44x |
| c91f91e5 | 26 | #define TARGET_440GX |
| 6bbc5476 HB |
27 | #include "ppcboot.h" |
| 28 | ||
| 29 | static bd_t bd; | |
| 30 | ||
| 31 | BSS_STACK(4096); | |
| 32 | ||
| 33 | static void taishan_fixups(void) | |
| 34 | { | |
| 35 | /* FIXME: sysclk should be derived by reading the FPGA | |
| 36 | registers */ | |
| 37 | unsigned long sysclk = 33000000; | |
| 38 | ||
| 190de005 | 39 | ibm440gx_fixup_clocks(sysclk, 6 * 1843200, 25000000); |
| 6bbc5476 | 40 | |
| d23f5099 | 41 | ibm4xx_sdram_fixup_memsize(); |
| 6bbc5476 | 42 | |
| ecc6cd73 DG |
43 | dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr); |
| 44 | dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr); | |
| 6bbc5476 HB |
45 | |
| 46 | ibm4xx_fixup_ebc_ranges("/plb/opb/ebc"); | |
| 47 | } | |
| 48 | ||
| 49 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | |
| 50 | unsigned long r6, unsigned long r7) | |
| 51 | { | |
| 52 | CUBOOT_INIT(); | |
| 53 | ||
| 54 | platform_ops.fixups = taishan_fixups; | |
| 55 | fdt_init(_dtb_start); | |
| 56 | serial_console_init(); | |
| 57 | } |