projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| f6049312 DB |
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> | |
| fced80c7 | 15 | #include <linux/io.h> |
| 3bc48014 | 16 | #include <linux/smc91x.h> |
| f6049312 | 17 | |
| a09e64fb | 18 | #include <mach/hardware.h> |
| f6049312 | 19 | |
| ce491cf8 | 20 | #include <plat/board.h> |
| a09e64fb | 21 | #include <mach/gpio.h> |
| f6049312 DB |
22 | |
| 23 | ||
| 24 | /* Many OMAP development platforms reuse the same "debug board"; these | |
| 25 | * platforms include H2, H3, H4, and Perseus2. | |
| 26 | */ | |
| 27 | ||
| 3bc48014 LM |
28 | static struct smc91x_platdata smc91x_info = { |
| 29 | .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, | |
| 30 | .leda = RPC_LED_100_10, | |
| 31 | .ledb = RPC_LED_TX_RX, | |
| 32 | }; | |
| 33 | ||
| f6049312 DB |
34 | static struct resource smc91x_resources[] = { |
| 35 | [0] = { | |
| 36 | .flags = IORESOURCE_MEM, | |
| 37 | }, | |
| 38 | [1] = { | |
| e7b3dc7e | 39 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, |
| f6049312 DB |
40 | }, |
| 41 | }; | |
| 42 | ||
| 43 | static struct platform_device smc91x_device = { | |
| 44 | .name = "smc91x", | |
| 45 | .id = -1, | |
| 3bc48014 LM |
46 | .dev = { |
| 47 | .platform_data = &smc91x_info, | |
| 48 | }, | |
| f6049312 DB |
49 | .num_resources = ARRAY_SIZE(smc91x_resources), |
| 50 | .resource = smc91x_resources, | |
| 51 | }; | |
| 52 | ||
| 53 | static struct resource led_resources[] = { | |
| 54 | [0] = { | |
| 55 | .flags = IORESOURCE_MEM, | |
| 56 | }, | |
| 57 | }; | |
| 58 | ||
| 59 | static struct platform_device led_device = { | |
| 60 | .name = "omap_dbg_led", | |
| 61 | .id = -1, | |
| 62 | .num_resources = ARRAY_SIZE(led_resources), | |
| 63 | .resource = led_resources, | |
| 64 | }; | |
| 65 | ||
| 66 | static struct platform_device *debug_devices[] __initdata = { | |
| 67 | &smc91x_device, | |
| 68 | &led_device, | |
| 69 | /* ps2 kbd + mouse ports */ | |
| 70 | /* 4 extra uarts */ | |
| 71 | /* 6 input dip switches */ | |
| 72 | /* 8 output pins */ | |
| 73 | }; | |
| 74 | ||
| 75 | int __init debug_card_init(u32 addr, unsigned gpio) | |
| 76 | { | |
| 77 | int status; | |
| 78 | ||
| 79 | smc91x_resources[0].start = addr + 0x300; | |
| 80 | smc91x_resources[0].end = addr + 0x30f; | |
| 81 | ||
| 15f74b03 DB |
82 | smc91x_resources[1].start = gpio_to_irq(gpio); |
| 83 | smc91x_resources[1].end = gpio_to_irq(gpio); | |
| f6049312 | 84 | |
| f2d18fea | 85 | status = gpio_request(gpio, "SMC91x irq"); |
| f6049312 DB |
86 | if (status < 0) { |
| 87 | printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio); | |
| 88 | return status; | |
| 89 | } | |
| 40e3925b | 90 | gpio_direction_input(gpio); |
| f6049312 DB |
91 | |
| 92 | led_resources[0].start = addr; | |
| 93 | led_resources[0].end = addr + SZ_4K - 1; | |
| 94 | ||
| 95 | return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices)); | |
| 96 | } |