diff options
Diffstat (limited to 'arch/arm/plat-omap/debug-devices.c')
-rw-r--r-- | arch/arm/plat-omap/debug-devices.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c new file mode 100644 index 000000000000..83a5f8b91857 --- /dev/null +++ b/arch/arm/plat-omap/debug-devices.c | |||
@@ -0,0 +1,86 @@ | |||
1 | /* | ||
2 | * linux/arch/arm/plat-omap/debug-devices.c | ||
3 | * | ||
4 | * Copyright (C) 2005 Nokia Corporation | ||
5 | * Modified from mach-omap2/board-h4.c | ||
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/kernel.h> | ||
13 | #include <linux/init.h> | ||
14 | #include <linux/platform_device.h> | ||
15 | |||
16 | #include <asm/hardware.h> | ||
17 | #include <asm/io.h> | ||
18 | |||
19 | #include <asm/arch/board.h> | ||
20 | #include <asm/arch/gpio.h> | ||
21 | |||
22 | |||
23 | /* Many OMAP development platforms reuse the same "debug board"; these | ||
24 | * platforms include H2, H3, H4, and Perseus2. | ||
25 | */ | ||
26 | |||
27 | static struct resource smc91x_resources[] = { | ||
28 | [0] = { | ||
29 | .flags = IORESOURCE_MEM, | ||
30 | }, | ||
31 | [1] = { | ||
32 | .flags = IORESOURCE_IRQ, | ||
33 | }, | ||
34 | }; | ||
35 | |||
36 | static struct platform_device smc91x_device = { | ||
37 | .name = "smc91x", | ||
38 | .id = -1, | ||
39 | .num_resources = ARRAY_SIZE(smc91x_resources), | ||
40 | .resource = smc91x_resources, | ||
41 | }; | ||
42 | |||
43 | static struct resource led_resources[] = { | ||
44 | [0] = { | ||
45 | .flags = IORESOURCE_MEM, | ||
46 | }, | ||
47 | }; | ||
48 | |||
49 | static struct platform_device led_device = { | ||
50 | .name = "omap_dbg_led", | ||
51 | .id = -1, | ||
52 | .num_resources = ARRAY_SIZE(led_resources), | ||
53 | .resource = led_resources, | ||
54 | }; | ||
55 | |||
56 | static struct platform_device *debug_devices[] __initdata = { | ||
57 | &smc91x_device, | ||
58 | &led_device, | ||
59 | /* ps2 kbd + mouse ports */ | ||
60 | /* 4 extra uarts */ | ||
61 | /* 6 input dip switches */ | ||
62 | /* 8 output pins */ | ||
63 | }; | ||
64 | |||
65 | int __init debug_card_init(u32 addr, unsigned gpio) | ||
66 | { | ||
67 | int status; | ||
68 | |||
69 | smc91x_resources[0].start = addr + 0x300; | ||
70 | smc91x_resources[0].end = addr + 0x30f; | ||
71 | |||
72 | smc91x_resources[1].start = OMAP_GPIO_IRQ(gpio); | ||
73 | smc91x_resources[1].end = OMAP_GPIO_IRQ(gpio); | ||
74 | |||
75 | status = omap_request_gpio(gpio); | ||
76 | if (status < 0) { | ||
77 | printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio); | ||
78 | return status; | ||
79 | } | ||
80 | omap_set_gpio_direction(gpio, 1); | ||
81 | |||
82 | led_resources[0].start = addr; | ||
83 | led_resources[0].end = addr + SZ_4K - 1; | ||
84 | |||
85 | return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices)); | ||
86 | } | ||