Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
[linux-2.6] / arch / arm / mach-pxa / saar.c
1 /*
2  *  linux/arch/arm/mach-pxa/saar.c
3  *
4  *  Support for the Marvell PXA930 Handheld Platform (aka SAAR)
5  *
6  *  Copyright (C) 2007-2008 Marvell International Ltd.
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  *  publishhed by the Free Software Foundation.
11  */
12
13 #include <linux/module.h>
14 #include <linux/kernel.h>
15 #include <linux/interrupt.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/clk.h>
19 #include <linux/gpio.h>
20 #include <linux/smc91x.h>
21
22 #include <asm/mach-types.h>
23 #include <asm/mach/arch.h>
24 #include <mach/hardware.h>
25 #include <mach/pxa3xx-regs.h>
26 #include <mach/mfp-pxa930.h>
27
28 #include "devices.h"
29 #include "generic.h"
30
31 /* SAAR MFP configurations */
32 static mfp_cfg_t saar_mfp_cfg[] __initdata = {
33         /* Ethernet */
34         DF_nCS1_nCS3,
35         GPIO97_GPIO,
36 };
37
38 #define SAAR_ETH_PHYS   (0x14000000)
39
40 static struct resource smc91x_resources[] = {
41         [0] = {
42                 .start  = (SAAR_ETH_PHYS + 0x300),
43                 .end    = (SAAR_ETH_PHYS + 0xfffff),
44                 .flags  = IORESOURCE_MEM,
45         },
46         [1] = {
47                 .start  = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
48                 .end    = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
49                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
50         }
51 };
52
53 static struct smc91x_platdata saar_smc91x_info = {
54         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
55 };
56
57 static struct platform_device smc91x_device = {
58         .name           = "smc91x",
59         .id             = 0,
60         .num_resources  = ARRAY_SIZE(smc91x_resources),
61         .resource       = smc91x_resources,
62         .dev            = {
63                 .platform_data = &saar_smc91x_info,
64         },
65 };
66
67 static void __init saar_init(void)
68 {
69         /* initialize MFP configurations */
70         pxa3xx_mfp_config(ARRAY_AND_SIZE(saar_mfp_cfg));
71
72         platform_device_register(&smc91x_device);
73 }
74
75 MACHINE_START(SAAR, "PXA930 Handheld Platform (aka SAAR)")
76         /* Maintainer: Eric Miao <eric.miao@marvell.com> */
77         .phys_io        = 0x40000000,
78         .boot_params    = 0xa0000100,
79         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
80         .map_io         = pxa_map_io,
81         .init_irq       = pxa3xx_init_irq,
82         .timer          = &pxa_timer,
83         .init_machine   = saar_init,
84 MACHINE_END