2 * Copyright 2004 Freescale Semiconductor.
4 * See file CREDITS for list of people who contributed to this
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.
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.
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,
25 #include <fdt_support.h>
28 #if defined(CONFIG_OF_BOARD_SETUP)
29 static void cds_pci_fixup(void *blob)
34 u32 *map = NULL, *piccells = NULL;
37 node = fdt_path_offset(blob, "/aliases");
39 path = fdt_getprop(blob, node, "pci0", NULL);
41 node = fdt_path_offset(blob, path);
43 map = fdt_getprop_w(blob, node, "interrupt-map", &len);
45 /* Each item in "interrupt-map" property is translated with
47 * PCI #address-cells, PCI #interrupt-cells,
48 * PIC address, PIC #address-cells, PIC #interrupt-cells.
50 cells = fdt_getprop_u32_default(blob, path, "#address-cells", 1);
51 cells += fdt_getprop_u32_default(blob, path, "#interrupt-cells", 1);
52 off = fdt_node_offset_by_phandle(blob, fdt32_to_cpu(*(map+cells)));
56 piccells = (u32 *)fdt_getprop(blob, off, "#address-cells", NULL);
60 piccells = (u32 *)fdt_getprop(blob, off, "#interrupt-cells", NULL);
70 slot = get_pci_slot();
72 for (i=0;i<len;i+=cells) {
73 /* We rotate the interrupt pins so that the mapping
74 * changes depending on the slot the carrier card is in.
76 map[3] = ((map[3] + slot - 2) % 4) + 1;
83 ft_board_setup(void *blob, bd_t *bd)
85 ft_cpu_setup(blob, bd);
87 ft_pci_setup(blob, bd);