/* * linux/arch/arm/plat-omap/debug-devices.c * * Copyright (C) 2005 Nokia Corporation * Modified from mach-omap2/board-h4.c * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/smc91x.h> #include <mach/hardware.h> #include <plat/board.h> #include <mach/gpio.h> /* Many OMAP development platforms reuse the same "debug board"; these * platforms include H2, H3, H4, and Perseus2. */ static struct smc91x_platdata smc91x_info = { .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, .leda = RPC_LED_100_10, .ledb = RPC_LED_TX_RX, }; static struct resource smc91x_resources[] = { [0] = { .flags = IORESOURCE_MEM, }, [1] = { .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, }, }; static struct platform_device smc91x_device = { .name = "smc91x", .id = -1, .dev = { .platform_data = &smc91x_info, }, .num_resources = ARRAY_SIZE(smc91x_resources), .resource = smc91x_resources, }; static struct resource led_resources[] = { [0] = { .flags = IORESOURCE_MEM, }, }; static struct platform_device led_device = { .name = "omap_dbg_led", .id = -1, .num_resources = ARRAY_SIZE(led_resources), .resource = led_resources, }; static struct platform_device *debug_devices[] __initdata = { &smc91x_device, &led_device, /* ps2 kbd + mouse ports */ /* 4 extra uarts */ /* 6 input dip switches */ /* 8 output pins */ }; int __init debug_card_init(u32 addr, unsigned gpio) { int status; smc91x_resources[0].start = addr + 0x300; smc91x_resources[0].end = addr + 0x30f; smc91x_resources[1].start = gpio_to_irq(gpio); smc91x_resources[1].end = gpio_to_irq(gpio); status = gpio_request(gpio, "SMC91x irq"); if (status < 0) { printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio); return status; } gpio_direction_input(gpio); led_resources[0].start = addr; led_resources[0].end = addr + SZ_4K - 1; return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices)); }