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bast-ide.c
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1 /* linux/arch/arm/mach-s3c2410/bast-ide.c
2  *
3  * Copyright 2007 Simtec Electronics
4  * http://www.simtec.co.uk/products/EB2410ITX/
5  * http://armlinux.simtec.co.uk/
6  * Ben Dooks <[email protected]>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11 */
12 
13 #include <linux/kernel.h>
14 #include <linux/types.h>
15 #include <linux/init.h>
16 #include <linux/interrupt.h>
17 
18 #include <linux/platform_device.h>
19 #include <linux/ata_platform.h>
20 
21 #include <asm/mach-types.h>
22 
23 #include <asm/mach/arch.h>
24 #include <asm/mach/map.h>
25 #include <asm/mach/irq.h>
26 
27 #include <mach/map.h>
28 #include <mach/bast-map.h>
29 #include <mach/bast-irq.h>
30 
31 /* IDE ports */
32 
33 static struct pata_platform_info bast_ide_platdata = {
34  .ioport_shift = 5,
35 };
36 
37 #define IDE_CS S3C2410_CS5
38 
39 static struct resource bast_ide0_resource[] = {
40  [0] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDEPRI, 8 * 0x20),
41  [1] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20),
42  [2] = DEFINE_RES_IRQ(IRQ_IDE0),
43 };
44 
45 static struct platform_device bast_device_ide0 = {
46  .name = "pata_platform",
47  .id = 0,
48  .num_resources = ARRAY_SIZE(bast_ide0_resource),
49  .resource = bast_ide0_resource,
50  .dev = {
51  .platform_data = &bast_ide_platdata,
52  .coherent_dma_mask = ~0,
53  }
54 
55 };
56 
57 static struct resource bast_ide1_resource[] = {
58  [0] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDESEC, 8 * 0x20),
59  [1] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20),
60  [2] = DEFINE_RES_IRQ(IRQ_IDE1),
61 };
62 
63 static struct platform_device bast_device_ide1 = {
64  .name = "pata_platform",
65  .id = 1,
66  .num_resources = ARRAY_SIZE(bast_ide1_resource),
67  .resource = bast_ide1_resource,
68  .dev = {
69  .platform_data = &bast_ide_platdata,
70  .coherent_dma_mask = ~0,
71  }
72 };
73 
74 static struct platform_device *bast_ide_devices[] __initdata = {
75  &bast_device_ide0,
76  &bast_device_ide1,
77 };
78 
79 static __init int bast_ide_init(void)
80 {
81  if (machine_is_bast() || machine_is_vr1000())
82  return platform_add_devices(bast_ide_devices,
83  ARRAY_SIZE(bast_ide_devices));
84 
85  return 0;
86 }
87 
88 fs_initcall(bast_ide_init);