diff options
Diffstat (limited to 'arch/powerpc/boot/cuboot-taishan.c')
-rw-r--r-- | arch/powerpc/boot/cuboot-taishan.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-taishan.c b/arch/powerpc/boot/cuboot-taishan.c new file mode 100644 index 000000000000..f66455a45ab1 --- /dev/null +++ b/arch/powerpc/boot/cuboot-taishan.c | |||
@@ -0,0 +1,54 @@ | |||
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 | |||
24 | #define TARGET_44x | ||
25 | #include "ppcboot.h" | ||
26 | |||
27 | static bd_t bd; | ||
28 | |||
29 | BSS_STACK(4096); | ||
30 | |||
31 | static void taishan_fixups(void) | ||
32 | { | ||
33 | /* FIXME: sysclk should be derived by reading the FPGA | ||
34 | registers */ | ||
35 | unsigned long sysclk = 33000000; | ||
36 | |||
37 | ibm440gx_fixup_clocks(sysclk, 6 * 1843200, 25000000); | ||
38 | |||
39 | ibm4xx_sdram_fixup_memsize(); | ||
40 | |||
41 | dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr); | ||
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 | } | ||