projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| d2912cb1 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| 6bbc5476 HB |
2 | /* |
| 3 | * Old U-boot compatibility for Taishan | |
| 4 | * | |
| 5 | * Author: Hugh Blemings <hugh@au.ibm.com> | |
| 6 | * | |
| 7 | * Copyright 2007 Hugh Blemings, IBM Corporation. | |
| 8 | * Based on cuboot-ebony.c which is: | |
| 9 | * Copyright 2007 David Gibson, IBM Corporation. | |
| 10 | * Based on cuboot-83xx.c, which is: | |
| 11 | * Copyright (c) 2007 Freescale Semiconductor, Inc. | |
| 6bbc5476 HB |
12 | */ |
| 13 | ||
| 14 | #include "ops.h" | |
| 15 | #include "stdio.h" | |
| 16 | #include "cuboot.h" | |
| 17 | #include "reg.h" | |
| 18 | #include "dcr.h" | |
| 19 | #include "4xx.h" | |
| 20 | ||
| c91f91e5 | 21 | #define TARGET_4xx |
| 6bbc5476 | 22 | #define TARGET_44x |
| c91f91e5 | 23 | #define TARGET_440GX |
| 6bbc5476 HB |
24 | #include "ppcboot.h" |
| 25 | ||
| 26 | static bd_t bd; | |
| 27 | ||
| 28 | BSS_STACK(4096); | |
| 29 | ||
| 30 | static void taishan_fixups(void) | |
| 31 | { | |
| 32 | /* FIXME: sysclk should be derived by reading the FPGA | |
| 33 | registers */ | |
| 34 | unsigned long sysclk = 33000000; | |
| 35 | ||
| 190de005 | 36 | ibm440gx_fixup_clocks(sysclk, 6 * 1843200, 25000000); |
| 6bbc5476 | 37 | |
| d23f5099 | 38 | ibm4xx_sdram_fixup_memsize(); |
| 6bbc5476 | 39 | |
| ecc6cd73 DG |
40 | dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr); |
| 41 | dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr); | |
| 6bbc5476 HB |
42 | |
| 43 | ibm4xx_fixup_ebc_ranges("/plb/opb/ebc"); | |
| 44 | } | |
| 45 | ||
| 46 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | |
| 47 | unsigned long r6, unsigned long r7) | |
| 48 | { | |
| 49 | CUBOOT_INIT(); | |
| 50 | ||
| 51 | platform_ops.fixups = taishan_fixups; | |
| 52 | fdt_init(_dtb_start); | |
| 53 | serial_console_init(); | |
| 54 | } |