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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 | ||
a09e64fb | 16 | #include <mach/hardware.h> |
f6049312 DB |
17 | #include <asm/io.h> |
18 | ||
a09e64fb RK |
19 | #include <mach/board.h> |
20 | #include <mach/gpio.h> | |
f6049312 DB |
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] = { | |
e7b3dc7e | 32 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, |
f6049312 DB |
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 | } |