diff options
Diffstat (limited to 'arch/mips/lemote/lm2e/pci.c')
-rw-r--r-- | arch/mips/lemote/lm2e/pci.c | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/arch/mips/lemote/lm2e/pci.c b/arch/mips/lemote/lm2e/pci.c deleted file mode 100644 index 8be03a8e1ad4..000000000000 --- a/arch/mips/lemote/lm2e/pci.c +++ /dev/null | |||
@@ -1,97 +0,0 @@ | |||
1 | /* | ||
2 | * pci.c | ||
3 | * | ||
4 | * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology | ||
5 | * Author: Fuxin Zhang, zhangfx@lemote.com | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify it | ||
8 | * under the terms of the GNU General Public License as published by the | ||
9 | * Free Software Foundation; either version 2 of the License, or (at your | ||
10 | * option) any later version. | ||
11 | * | ||
12 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | ||
13 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | ||
14 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | ||
15 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
16 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
17 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | ||
18 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | ||
19 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
20 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
21 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
22 | * | ||
23 | * You should have received a copy of the GNU General Public License along | ||
24 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
25 | * 675 Mass Ave, Cambridge, MA 02139, USA. | ||
26 | * | ||
27 | */ | ||
28 | #include <linux/types.h> | ||
29 | #include <linux/pci.h> | ||
30 | #include <linux/kernel.h> | ||
31 | #include <linux/init.h> | ||
32 | #include <asm/mips-boards/bonito64.h> | ||
33 | #include <asm/mach-lemote/pci.h> | ||
34 | |||
35 | extern struct pci_ops bonito64_pci_ops; | ||
36 | |||
37 | static struct resource loongson2e_pci_mem_resource = { | ||
38 | .name = "LOONGSON2E PCI MEM", | ||
39 | .start = LOONGSON2E_PCI_MEM_START, | ||
40 | .end = LOONGSON2E_PCI_MEM_END, | ||
41 | .flags = IORESOURCE_MEM, | ||
42 | }; | ||
43 | |||
44 | static struct resource loongson2e_pci_io_resource = { | ||
45 | .name = "LOONGSON2E PCI IO MEM", | ||
46 | .start = LOONGSON2E_PCI_IO_START, | ||
47 | .end = IO_SPACE_LIMIT, | ||
48 | .flags = IORESOURCE_IO, | ||
49 | }; | ||
50 | |||
51 | static struct pci_controller loongson2e_pci_controller = { | ||
52 | .pci_ops = &bonito64_pci_ops, | ||
53 | .io_resource = &loongson2e_pci_io_resource, | ||
54 | .mem_resource = &loongson2e_pci_mem_resource, | ||
55 | .mem_offset = 0x00000000UL, | ||
56 | .io_offset = 0x00000000UL, | ||
57 | }; | ||
58 | |||
59 | static void __init ict_pcimap(void) | ||
60 | { | ||
61 | /* | ||
62 | * local to PCI mapping: [256M,512M] -> [256M,512M]; differ from PMON | ||
63 | * | ||
64 | * CPU address space [256M,448M] is window for accessing pci space | ||
65 | * we set pcimap_lo[0,1,2] to map it to pci space [256M,448M] | ||
66 | * pcimap: bit18,pcimap_2; bit[17-12],lo2;bit[11-6],lo1;bit[5-0],lo0 | ||
67 | */ | ||
68 | /* 1,00 0110 ,0001 01,00 0000 */ | ||
69 | BONITO_PCIMAP = 0x46140; | ||
70 | |||
71 | /* 1, 00 0010, 0000,01, 00 0000 */ | ||
72 | /* BONITO_PCIMAP = 0x42040; */ | ||
73 | |||
74 | /* | ||
75 | * PCI to local mapping: [2G,2G+256M] -> [0,256M] | ||
76 | */ | ||
77 | BONITO_PCIBASE0 = 0x80000000; | ||
78 | BONITO_PCIBASE1 = 0x00800000; | ||
79 | BONITO_PCIBASE2 = 0x90000000; | ||
80 | |||
81 | } | ||
82 | |||
83 | static int __init pcibios_init(void) | ||
84 | { | ||
85 | ict_pcimap(); | ||
86 | |||
87 | loongson2e_pci_controller.io_map_base = | ||
88 | (unsigned long) ioremap(LOONGSON2E_IO_PORT_BASE, | ||
89 | loongson2e_pci_io_resource.end - | ||
90 | loongson2e_pci_io_resource.start + 1); | ||
91 | |||
92 | register_pci_controller(&loongson2e_pci_controller); | ||
93 | |||
94 | return 0; | ||
95 | } | ||
96 | |||
97 | arch_initcall(pcibios_init); | ||