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Merge tag 'mmc-merge-for-3.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...
[~andy/linux] / arch / arm / mach-ixp23xx / espresso.c
1 /*
2  * arch/arm/mach-ixp23xx/espresso.c
3  *
4  * Double Espresso-specific routines
5  *
6  * Author: Lennert Buytenhek <buytenh@wantstofly.org>
7  *
8  * This file is licensed under the terms of the GNU General Public
9  * License version 2. This program is licensed "as is" without any
10  * warranty of any kind, whether express or implied.
11  */
12
13 #include <linux/kernel.h>
14 #include <linux/init.h>
15 #include <linux/spinlock.h>
16 #include <linux/sched.h>
17 #include <linux/interrupt.h>
18 #include <linux/serial.h>
19 #include <linux/tty.h>
20 #include <linux/bitops.h>
21 #include <linux/ioport.h>
22 #include <linux/serial_8250.h>
23 #include <linux/serial_core.h>
24 #include <linux/device.h>
25 #include <linux/mm.h>
26 #include <linux/pci.h>
27 #include <linux/mtd/physmap.h>
28
29 #include <asm/types.h>
30 #include <asm/setup.h>
31 #include <asm/memory.h>
32 #include <mach/hardware.h>
33 #include <asm/mach-types.h>
34 #include <asm/irq.h>
35 #include <asm/tlbflush.h>
36 #include <asm/pgtable.h>
37
38 #include <asm/mach/map.h>
39 #include <asm/mach/irq.h>
40 #include <asm/mach/arch.h>
41 #include <asm/mach/pci.h>
42
43 static int __init espresso_pci_init(void)
44 {
45         if (machine_is_espresso())
46                 ixp23xx_pci_slave_init();
47
48         return 0;
49 };
50 subsys_initcall(espresso_pci_init);
51
52 static struct physmap_flash_data espresso_flash_data = {
53         .width          = 2,
54 };
55
56 static struct resource espresso_flash_resource = {
57         .start          = 0x90000000,
58         .end            = 0x91ffffff,
59         .flags          = IORESOURCE_MEM,
60 };
61
62 static struct platform_device espresso_flash = {
63         .name           = "physmap-flash",
64         .id             = 0,
65         .dev            = {
66                 .platform_data  = &espresso_flash_data,
67         },
68         .num_resources  = 1,
69         .resource       = &espresso_flash_resource,
70 };
71
72 static void __init espresso_init(void)
73 {
74         platform_device_register(&espresso_flash);
75
76         /*
77          * Mark flash as writeable.
78          */
79         IXP23XX_EXP_CS0[0] |= IXP23XX_FLASH_WRITABLE;
80         IXP23XX_EXP_CS0[1] |= IXP23XX_FLASH_WRITABLE;
81
82         ixp23xx_sys_init();
83 }
84
85 MACHINE_START(ESPRESSO, "IP Fabrics Double Espresso")
86         /* Maintainer: Lennert Buytenhek */
87         .map_io         = ixp23xx_map_io,
88         .init_irq       = ixp23xx_init_irq,
89         .timer          = &ixp23xx_timer,
90         .atag_offset    = 0x100,
91         .init_machine   = espresso_init,
92         .restart        = ixp23xx_restart,
93 MACHINE_END