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1da177e4 LT |
1 | /* linux/drivers/ide/arm/bast-ide.c |
2 | * | |
3 | * Copyright (c) 2003-2004 Simtec Electronics | |
4 | * Ben Dooks <ben@simtec.co.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | */ | |
11 | ||
12 | #include <linux/module.h> | |
13 | #include <linux/errno.h> | |
14 | #include <linux/ide.h> | |
15 | #include <linux/init.h> | |
16 | ||
17 | #include <asm/mach-types.h> | |
18 | ||
19 | #include <asm/io.h> | |
20 | #include <asm/irq.h> | |
21 | #include <asm/arch/map.h> | |
22 | #include <asm/arch/bast-map.h> | |
23 | #include <asm/arch/bast-irq.h> | |
24 | ||
25 | /* list of registered interfaces */ | |
26 | static ide_hwif_t *ifs[2]; | |
27 | ||
28 | static int __init | |
29 | bastide_register(unsigned int base, unsigned int aux, int irq, | |
30 | ide_hwif_t **hwif) | |
31 | { | |
32 | hw_regs_t hw; | |
33 | int i; | |
34 | ||
35 | memset(&hw, 0, sizeof(hw)); | |
36 | ||
37 | base += BAST_IDE_CS; | |
38 | aux += BAST_IDE_CS; | |
39 | ||
40 | for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { | |
41 | hw.io_ports[i] = (unsigned long)base; | |
42 | base += 0x20; | |
43 | } | |
44 | ||
45 | hw.io_ports[IDE_CONTROL_OFFSET] = aux + (6 * 0x20); | |
46 | hw.irq = irq; | |
47 | ||
cbb010c1 | 48 | ide_register_hw(&hw, NULL, hwif); |
1da177e4 LT |
49 | |
50 | return 0; | |
51 | } | |
52 | ||
53 | static int __init bastide_init(void) | |
54 | { | |
55 | /* we can treat the VR1000 and the BAST the same */ | |
56 | ||
57 | if (!(machine_is_bast() || machine_is_vr1000())) | |
58 | return 0; | |
59 | ||
60 | printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n"); | |
61 | ||
62 | bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0, &ifs[0]); | |
63 | bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1, &ifs[1]); | |
64 | return 0; | |
65 | } | |
66 | ||
67 | module_init(bastide_init); | |
68 | ||
69 | MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); | |
70 | MODULE_LICENSE("GPL"); | |
71 | MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver"); |