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1 | /* |
2 | * Copyright 2004 Freescale Semiconductor. | |
3 | * | |
4 | * See file CREDITS for list of people who contributed to this | |
5 | * project. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License as | |
9 | * published by the Free Software Foundation; either version 2 of | |
10 | * the License, or (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
20 | * MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <common.h> | |
b90d2549 KG |
24 | #include <libfdt.h> |
25 | #include <fdt_support.h> | |
084d648b AF |
26 | #include "cadmus.h" |
27 | ||
b90d2549 | 28 | #if defined(CONFIG_OF_BOARD_SETUP) |
084d648b AF |
29 | static void cds_pci_fixup(void *blob) |
30 | { | |
b90d2549 KG |
31 | int node, tmp[2]; |
32 | const char *path; | |
33 | int len, slot, i; | |
34 | u32 *map = NULL; | |
084d648b | 35 | |
b90d2549 KG |
36 | node = fdt_path_offset(blob, "/aliases"); |
37 | tmp[0] = 0; | |
38 | if (node >= 0) { | |
39 | path = fdt_getprop(blob, node, "pci0", NULL); | |
40 | if (path) { | |
41 | node = fdt_path_offset(blob, path); | |
42 | if (node >= 0) { | |
43 | map = fdt_getprop_w(blob, node, "interrupt-map", &len); | |
44 | } | |
45 | } | |
46 | } | |
084d648b | 47 | |
7600d47b KG |
48 | if (map) { |
49 | len /= sizeof(u32); | |
084d648b | 50 | |
7600d47b | 51 | slot = get_pci_slot(); |
084d648b | 52 | |
7600d47b KG |
53 | for (i=0;i<len;i+=7) { |
54 | /* We rotate the interrupt pins so that the mapping | |
55 | * changes depending on the slot the carrier card is in. | |
56 | */ | |
57 | map[3] = ((map[3] + slot - 2) % 4) + 1; | |
7600d47b KG |
58 | map+=7; |
59 | } | |
084d648b AF |
60 | } |
61 | } | |
0e16387d | 62 | |
0e16387d MM |
63 | void |
64 | ft_board_setup(void *blob, bd_t *bd) | |
65 | { | |
b90d2549 | 66 | ft_cpu_setup(blob, bd); |
bf1dfffd MM |
67 | #ifdef CONFIG_PCI |
68 | ft_pci_setup(blob, bd); | |
084d648b | 69 | cds_pci_fixup(blob); |
b90d2549 | 70 | #endif |
0e16387d MM |
71 | } |
72 | #endif |