diff options
Diffstat (limited to 'arch/arm/mach-pxa/colibri-pxa270.c')
-rw-r--r-- | arch/arm/mach-pxa/colibri-pxa270.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c new file mode 100644 index 000000000000..01bcfaae75bc --- /dev/null +++ b/arch/arm/mach-pxa/colibri-pxa270.c | |||
@@ -0,0 +1,145 @@ | |||
1 | /* | ||
2 | * linux/arch/arm/mach-pxa/colibri-pxa270.c | ||
3 | * | ||
4 | * Support for Toradex PXA270 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 <linux/gpio.h> | ||
24 | #include <asm/mach-types.h> | ||
25 | #include <mach/hardware.h> | ||
26 | #include <asm/irq.h> | ||
27 | #include <asm/sizes.h> | ||
28 | #include <asm/mach/arch.h> | ||
29 | #include <asm/mach/map.h> | ||
30 | #include <asm/mach/irq.h> | ||
31 | #include <asm/mach/flash.h> | ||
32 | |||
33 | #include <mach/pxa27x.h> | ||
34 | #include <mach/colibri.h> | ||
35 | |||
36 | #include "generic.h" | ||
37 | #include "devices.h" | ||
38 | |||
39 | /* | ||
40 | * GPIO configuration | ||
41 | */ | ||
42 | static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = { | ||
43 | GPIO78_nCS_2, /* Ethernet CS */ | ||
44 | GPIO114_GPIO, /* Ethernet IRQ */ | ||
45 | }; | ||
46 | |||
47 | /* | ||
48 | * NOR flash | ||
49 | */ | ||
50 | static struct mtd_partition colibri_partitions[] = { | ||
51 | { | ||
52 | .name = "Bootloader", | ||
53 | .offset = 0x00000000, | ||
54 | .size = 0x00040000, | ||
55 | .mask_flags = MTD_WRITEABLE /* force read-only */ | ||
56 | }, { | ||
57 | .name = "Kernel", | ||
58 | .offset = 0x00040000, | ||
59 | .size = 0x00400000, | ||
60 | .mask_flags = 0 | ||
61 | }, { | ||
62 | .name = "Rootfs", | ||
63 | .offset = 0x00440000, | ||
64 | .size = MTDPART_SIZ_FULL, | ||
65 | .mask_flags = 0 | ||
66 | } | ||
67 | }; | ||
68 | |||
69 | static struct physmap_flash_data colibri_flash_data[] = { | ||
70 | { | ||
71 | .width = 4, /* bankwidth in bytes */ | ||
72 | .parts = colibri_partitions, | ||
73 | .nr_parts = ARRAY_SIZE(colibri_partitions) | ||
74 | } | ||
75 | }; | ||
76 | |||
77 | static struct resource colibri_pxa270_flash_resource = { | ||
78 | .start = PXA_CS0_PHYS, | ||
79 | .end = PXA_CS0_PHYS + SZ_32M - 1, | ||
80 | .flags = IORESOURCE_MEM, | ||
81 | }; | ||
82 | |||
83 | static struct platform_device colibri_pxa270_flash_device = { | ||
84 | .name = "physmap-flash", | ||
85 | .id = 0, | ||
86 | .dev = { | ||
87 | .platform_data = colibri_flash_data, | ||
88 | }, | ||
89 | .resource = &colibri_pxa270_flash_resource, | ||
90 | .num_resources = 1, | ||
91 | }; | ||
92 | |||
93 | /* | ||
94 | * DM9000 Ethernet | ||
95 | */ | ||
96 | #if defined(CONFIG_DM9000) | ||
97 | static struct resource dm9000_resources[] = { | ||
98 | [0] = { | ||
99 | .start = COLIBRI_PXA270_ETH_PHYS, | ||
100 | .end = COLIBRI_PXA270_ETH_PHYS + 3, | ||
101 | .flags = IORESOURCE_MEM, | ||
102 | }, | ||
103 | [1] = { | ||
104 | .start = COLIBRI_PXA270_ETH_PHYS + 4, | ||
105 | .end = COLIBRI_PXA270_ETH_PHYS + 4 + 500, | ||
106 | .flags = IORESOURCE_MEM, | ||
107 | }, | ||
108 | [2] = { | ||
109 | .start = COLIBRI_PXA270_ETH_IRQ, | ||
110 | .end = COLIBRI_PXA270_ETH_IRQ, | ||
111 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, | ||
112 | }, | ||
113 | }; | ||
114 | |||
115 | static struct platform_device dm9000_device = { | ||
116 | .name = "dm9000", | ||
117 | .id = -1, | ||
118 | .num_resources = ARRAY_SIZE(dm9000_resources), | ||
119 | .resource = dm9000_resources, | ||
120 | }; | ||
121 | #endif /* CONFIG_DM9000 */ | ||
122 | |||
123 | static struct platform_device *colibri_pxa270_devices[] __initdata = { | ||
124 | &colibri_pxa270_flash_device, | ||
125 | #if defined(CONFIG_DM9000) | ||
126 | &dm9000_device, | ||
127 | #endif | ||
128 | }; | ||
129 | |||
130 | static void __init colibri_pxa270_init(void) | ||
131 | { | ||
132 | pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config)); | ||
133 | platform_add_devices(ARRAY_AND_SIZE(colibri_pxa270_devices)); | ||
134 | } | ||
135 | |||
136 | MACHINE_START(COLIBRI, "Toradex Colibri PXA270") | ||
137 | .phys_io = 0x40000000, | ||
138 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | ||
139 | .boot_params = COLIBRI_SDRAM_BASE + 0x100, | ||
140 | .init_machine = colibri_pxa270_init, | ||
141 | .map_io = pxa_map_io, | ||
142 | .init_irq = pxa27x_init_irq, | ||
143 | .timer = &pxa_timer, | ||
144 | MACHINE_END | ||
145 | |||