arch/arm/mach-omap/board-h3.c

   1 /*
   2  * linux/arch/arm/mach-omap/board-h3.c
   3  *
   4  * This file contains OMAP1710 H3 specific code.
   5  *
   6  * Copyright (C) 2004 Texas Instruments, Inc.
   7  * Copyright (C) 2002 MontaVista Software, Inc.
   8  * Copyright (C) 2001 RidgeRun, Inc.
   9  * Author: RidgeRun, Inc.
  10  *         Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License version 2 as
  14  * published by the Free Software Foundation.
  15  */
  16
  17 #include <linux/config.h>
  18 #include <linux/types.h>
  19 #include <linux/init.h>
  20 #include <linux/major.h>
  21 #include <linux/kernel.h>
  22 #include <linux/device.h>
  23 #include <linux/errno.h>
  24
  25 #include <asm/setup.h>
  26 #include <asm/page.h>
  27 #include <asm/hardware.h>
  28 #include <asm/mach/arch.h>
  29 #include <asm/mach/map.h>
  30 #include <asm/arch/irqs.h>
  31 #include <asm/arch/mux.h>
  32 #include <asm/arch/gpio.h>
  33 #include <asm/mach-types.h>
  34
  35 #include "common.h"
  36
  37 extern int omap_gpio_init(void);
  38
  39 static int __initdata h3_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
  40
  41 static struct resource smc91x_resources[] = {
  42         [0] = {
  43                 .start  = OMAP1710_ETHR_START,          /* Physical */
  44                 .end    = OMAP1710_ETHR_START + OMAP1710_ETHR_SIZE,
  45                 .flags  = IORESOURCE_MEM,
  46         },
  47         [1] = {
  48                 .start  = OMAP_GPIO_IRQ(40),
  49                 .end    = OMAP_GPIO_IRQ(40),
  50                 .flags  = IORESOURCE_IRQ,
  51         },
  52 };
  53
  54 static struct platform_device smc91x_device = {
  55         .name           = "smc91x",
  56         .id             = 0,
  57         .num_resources  = ARRAY_SIZE(smc91x_resources),
  58         .resource       = smc91x_resources,
  59 };
  60
  61 static struct platform_device *devices[] __initdata = {
  62         &smc91x_device,
  63 };
  64
  65 static void __init h3_init(void)
  66 {
  67         (void) platform_add_devices(devices, ARRAY_SIZE(devices));
  68 }
  69
  70 static void __init h3_init_smc91x(void)
  71 {
  72         omap_cfg_reg(W15_1710_GPIO40);
  73         if (omap_request_gpio(40) < 0) {
  74                 printk("Error requesting gpio 40 for smc91x irq\n");
  75                 return;
  76         }
  77         omap_set_gpio_edge_ctrl(40, OMAP_GPIO_FALLING_EDGE);
  78 }
  79
  80 void h3_init_irq(void)
  81 {
  82         omap_init_irq();
  83         omap_gpio_init();
  84         h3_init_smc91x();
  85 }
  86
  87 static void __init h3_map_io(void)
  88 {
  89         omap_map_io();
  90         omap_serial_init(h3_serial_ports);
  91 }
  92
  93 MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board")
  94         MAINTAINER("Texas Instruments, Inc.")
  95         BOOT_MEM(0x10000000, 0xfff00000, 0xfef00000)
  96         BOOT_PARAMS(0x10000100)
  97         MAPIO(h3_map_io)
  98         INITIRQ(h3_init_irq)
  99         INIT_MACHINE(h3_init)
 100         .timer          = &omap_timer,
 101 MACHINE_END