diff options
Diffstat (limited to 'arch/arm/mach-pxa/colibri.c')
-rw-r--r-- | arch/arm/mach-pxa/colibri.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/colibri.c b/arch/arm/mach-pxa/colibri.c new file mode 100644 index 000000000000..6db54e31c397 --- /dev/null +++ b/arch/arm/mach-pxa/colibri.c | |||
@@ -0,0 +1,134 @@ | |||
1 | /* | ||
2 | * linux/arch/arm/mach-pxa/colibri.c | ||
3 | * | ||
4 | * Support for Toradex PXA27x based Colibri module | ||
5 | * Daniel Mack <daniel@caiaq.de> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License version 2 as | ||
9 | * published by the Free Software Foundation. | ||
10 | */ | ||
11 | |||
12 | #include <linux/init.h> | ||
13 | #include <linux/kernel.h> | ||
14 | #include <linux/platform_device.h> | ||
15 | #include <linux/sysdev.h> | ||
16 | #include <linux/interrupt.h> | ||
17 | #include <linux/bitops.h> | ||
18 | #include <linux/ioport.h> | ||
19 | #include <linux/delay.h> | ||
20 | #include <linux/mtd/mtd.h> | ||
21 | #include <linux/mtd/partitions.h> | ||
22 | #include <linux/mtd/physmap.h> | ||
23 | #include <asm/mach-types.h> | ||
24 | #include <asm/hardware.h> | ||
25 | #include <asm/irq.h> | ||
26 | #include <asm/sizes.h> | ||
27 | #include <asm/mach/arch.h> | ||
28 | #include <asm/mach/map.h> | ||
29 | #include <asm/mach/irq.h> | ||
30 | #include <asm/mach/flash.h> | ||
31 | #include <asm/arch/pxa-regs.h> | ||
32 | #include <asm/arch/colibri.h> | ||
33 | |||
34 | #include "generic.h" | ||
35 | #include "devices.h" | ||
36 | |||
37 | /* | ||
38 | * Flash | ||
39 | */ | ||
40 | static struct mtd_partition colibri_partitions[] = { | ||
41 | { | ||
42 | .name = "Bootloader", | ||
43 | .offset = 0x00000000, | ||
44 | .size = 0x00040000, | ||
45 | .mask_flags = MTD_WRITEABLE /* force read-only */ | ||
46 | }, { | ||
47 | .name = "Kernel", | ||
48 | .offset = 0x00040000, | ||
49 | .size = 0x00400000, | ||
50 | .mask_flags = 0 | ||
51 | }, { | ||
52 | .name = "Rootfs", | ||
53 | .offset = 0x00440000, | ||
54 | .size = MTDPART_SIZ_FULL, | ||
55 | .mask_flags = 0 | ||
56 | } | ||
57 | }; | ||
58 | |||
59 | static struct physmap_flash_data colibri_flash_data[] = { | ||
60 | { | ||
61 | .width = 4, /* bankwidth in bytes */ | ||
62 | .parts = colibri_partitions, | ||
63 | .nr_parts = ARRAY_SIZE(colibri_partitions) | ||
64 | } | ||
65 | }; | ||
66 | |||
67 | static struct resource flash_resource = { | ||
68 | .start = PXA_CS0_PHYS, | ||
69 | .end = PXA_CS0_PHYS + SZ_32M - 1, | ||
70 | .flags = IORESOURCE_MEM, | ||
71 | }; | ||
72 | |||
73 | static struct platform_device flash_device = { | ||
74 | .name = "physmap-flash", | ||
75 | .id = 0, | ||
76 | .dev = { | ||
77 | .platform_data = colibri_flash_data, | ||
78 | }, | ||
79 | .resource = &flash_resource, | ||
80 | .num_resources = 1, | ||
81 | }; | ||
82 | |||
83 | /* | ||
84 | * DM9000 Ethernet | ||
85 | */ | ||
86 | static struct resource dm9000_resources[] = { | ||
87 | [0] = { | ||
88 | .start = COLIBRI_ETH_PHYS, | ||
89 | .end = COLIBRI_ETH_PHYS + 3, | ||
90 | .flags = IORESOURCE_MEM, | ||
91 | }, | ||
92 | [1] = { | ||
93 | .start = COLIBRI_ETH_PHYS + 4, | ||
94 | .end = COLIBRI_ETH_PHYS + 4 + 500, | ||
95 | .flags = IORESOURCE_MEM, | ||
96 | }, | ||
97 | [2] = { | ||
98 | .start = COLIBRI_ETH_IRQ, | ||
99 | .end = COLIBRI_ETH_IRQ, | ||
100 | .flags = IORESOURCE_IRQ, | ||
101 | }, | ||
102 | }; | ||
103 | |||
104 | static struct platform_device dm9000_device = { | ||
105 | .name = "dm9000", | ||
106 | .id = -1, | ||
107 | .num_resources = ARRAY_SIZE(dm9000_resources), | ||
108 | .resource = dm9000_resources, | ||
109 | }; | ||
110 | |||
111 | static struct platform_device *colibri_devices[] __initdata = { | ||
112 | &flash_device, | ||
113 | &dm9000_device, | ||
114 | }; | ||
115 | |||
116 | static void __init colibri_init(void) | ||
117 | { | ||
118 | /* DM9000 LAN */ | ||
119 | pxa_gpio_mode(GPIO78_nCS_2_MD); | ||
120 | pxa_gpio_mode(GPIO_DM9000 | GPIO_IN); | ||
121 | set_irq_type(COLIBRI_ETH_IRQ, IRQT_FALLING); | ||
122 | |||
123 | platform_add_devices(colibri_devices, ARRAY_SIZE(colibri_devices)); | ||
124 | } | ||
125 | |||
126 | MACHINE_START(COLIBRI, "Toradex Colibri PXA27x") | ||
127 | .phys_io = 0x40000000, | ||
128 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | ||
129 | .boot_params = COLIBRI_SDRAM_BASE + 0x100, | ||
130 | .init_machine = colibri_init, | ||
131 | .map_io = pxa_map_io, | ||
132 | .init_irq = pxa27x_init_irq, | ||
133 | .timer = &pxa_timer, | ||
134 | MACHINE_END | ||