arch/arm/mach-imx/mx1ads.c

   1 /*
   2  * arch/arm/mach-imx/mx1ads.c
   3  *
   4  * Initially based on:
   5  *      linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
   6  *      Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
   7  *
   8  * 2004 (c) MontaVista Software, Inc.
   9  *
  10  * This file is licensed under the terms of the GNU General Public
  11  * License version 2. This program is licensed "as is" without any
  12  * warranty of any kind, whether express or implied.
  13  */
  14
  15 #include <linux/device.h>
  16 #include <linux/init.h>
  17 #include <asm/system.h>
  18 #include <asm/hardware.h>
  19 #include <asm/irq.h>
  20 #include <asm/pgtable.h>
  21 #include <asm/page.h>
  22
  23 #include <asm/mach/map.h>
  24 #include <asm/mach-types.h>
  25
  26 #include <asm/mach/arch.h>
  27 #include <linux/interrupt.h>
  28 #include "generic.h"
  29 #include <asm/serial.h>
  30
  31 static struct resource mx1ads_resources[] = {
  32         [0] = {
  33                 .start  = IMX_CS4_VIRT,
  34                 .end    = IMX_CS4_VIRT + 16,
  35                 .flags  = IORESOURCE_MEM,
  36         },
  37         [1] = {
  38                 .start  = 13,
  39                 .end    = 13,
  40                 .flags  = IORESOURCE_IRQ,
  41         },
  42 };
  43
  44 static struct platform_device mx1ads_device = {
  45         .name           = "mx1ads",
  46         .num_resources  = ARRAY_SIZE(mx1ads_resources),
  47         .resource       = mx1ads_resources,
  48 };
  49
  50 static struct platform_device *devices[] __initdata = {
  51         &mx1ads_device,
  52 };
  53
  54 static void __init
  55 mx1ads_init(void)
  56 {
  57 #ifdef CONFIG_LEDS
  58         imx_gpio_mode(GPIO_PORTA | GPIO_OUT | GPIO_GPIO | 2);
  59 #endif
  60         platform_add_devices(devices, ARRAY_SIZE(devices));
  61 }
  62
  63 static struct map_desc mx1ads_io_desc[] __initdata = {
  64         /* virtual     physical    length      type */
  65         {IMX_CS0_VIRT, IMX_CS0_PHYS, IMX_CS0_SIZE, MT_DEVICE},
  66         {IMX_CS1_VIRT, IMX_CS1_PHYS, IMX_CS1_SIZE, MT_DEVICE},
  67         {IMX_CS2_VIRT, IMX_CS2_PHYS, IMX_CS2_SIZE, MT_DEVICE},
  68         {IMX_CS3_VIRT, IMX_CS3_PHYS, IMX_CS3_SIZE, MT_DEVICE},
  69         {IMX_CS4_VIRT, IMX_CS4_PHYS, IMX_CS4_SIZE, MT_DEVICE},
  70         {IMX_CS5_VIRT, IMX_CS5_PHYS, IMX_CS5_SIZE, MT_DEVICE},
  71 };
  72
  73 static void __init
  74 mx1ads_map_io(void)
  75 {
  76         imx_map_io();
  77         iotable_init(mx1ads_io_desc, ARRAY_SIZE(mx1ads_io_desc));
  78 }
  79
  80 MACHINE_START(MX1ADS, "Motorola MX1ADS")
  81         /* Maintainer: Sascha Hauer, Pengutronix */
  82         .phys_ram       = 0x08000000,
  83         .phys_io        = 0x00200000,
  84         .io_pg_offst    = ((0xe0200000) >> 18) & 0xfffc,
  85         .boot_params    = 0x08000100,
  86         .map_io         = mx1ads_map_io,
  87         .init_irq       = imx_init_irq,
  88         .timer          = &imx_timer,
  89         .init_machine   = mx1ads_init,
  90 MACHINE_END