| David Brownell | f604931 | 2006-12-06 17:14:03 -0800 | [diff] [blame] | 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 | } |