release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-aaec2000/aaed2000.c

   1 /*
   2  *  linux/arch/arm/mach-aaec2000/aaed2000.c
   3  *
   4  *  Support for the Agilent AAED-2000 Development Platform.
   5  *
   6  *  Copyright (c) 2005 Nicolas Bellido Y Ortega
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License version 2 as
  10  *  published by the Free Software Foundation.
  11  *
  12  */
  13 #include <linux/module.h>
  14 #include <linux/kernel.h>
  15 #include <linux/init.h>
  16 #include <linux/device.h>
  17 #include <linux/major.h>
  18 #include <linux/interrupt.h>
  19
  20 #include <asm/setup.h>
  21 #include <asm/memory.h>
  22 #include <asm/mach-types.h>
  23 #include <mach/hardware.h>
  24 #include <asm/irq.h>
  25
  26 #include <asm/mach/arch.h>
  27 #include <asm/mach/map.h>
  28 #include <asm/mach/irq.h>
  29
  30 #include <mach/aaed2000.h>
  31
  32 #include "core.h"
  33
  34 static void aaed2000_clcd_disable(struct clcd_fb *fb)
  35 {
  36         AAED_EXT_GPIO &= ~AAED_EGPIO_LCD_PWR_EN;
  37 }
  38
  39 static void aaed2000_clcd_enable(struct clcd_fb *fb)
  40 {
  41         AAED_EXT_GPIO |= AAED_EGPIO_LCD_PWR_EN;
  42 }
  43
  44 struct aaec2000_clcd_info clcd_info = {
  45         .enable = aaed2000_clcd_enable,
  46         .disable = aaed2000_clcd_disable,
  47         .panel = {
  48                 .mode   = {
  49                         .name           = "Sharp",
  50                         .refresh        = 60,
  51                         .xres           = 640,
  52                         .yres           = 480,
  53                         .pixclock       = 39721,
  54                         .left_margin    = 20,
  55                         .right_margin   = 44,
  56                         .upper_margin   = 21,
  57                         .lower_margin   = 34,
  58                         .hsync_len      = 96,
  59                         .vsync_len      = 2,
  60                         .sync           = 0,
  61                         .vmode  = FB_VMODE_NONINTERLACED,
  62                 },
  63                 .width  = -1,
  64                 .height = -1,
  65                 .tim2   = TIM2_IVS | TIM2_IHS,
  66                 .cntl   = CNTL_LCDTFT,
  67                 .bpp    = 16,
  68         },
  69 };
  70
  71 static void __init aaed2000_init_irq(void)
  72 {
  73         aaec2000_init_irq();
  74 }
  75
  76 static void __init aaed2000_init(void)
  77 {
  78         aaec2000_set_clcd_plat_data(&clcd_info);
  79 }
  80
  81 static struct map_desc aaed2000_io_desc[] __initdata = {
  82         {
  83                 .virtual        = EXT_GPIO_VBASE,
  84                 .pfn            = __phys_to_pfn(EXT_GPIO_PBASE),
  85                 .length         = EXT_GPIO_LENGTH,
  86                 .type           = MT_DEVICE
  87         },
  88 };
  89
  90 static void __init aaed2000_map_io(void)
  91 {
  92         aaec2000_map_io();
  93         iotable_init(aaed2000_io_desc, ARRAY_SIZE(aaed2000_io_desc));
  94 }
  95
  96 MACHINE_START(AAED2000, "Agilent AAED-2000 Development Platform")
  97         /* Maintainer: Nicolas Bellido Y Ortega */
  98         .phys_io        = PIO_BASE,
  99         .io_pg_offst    = ((VIO_BASE) >> 18) & 0xfffc,
 100         .map_io         = aaed2000_map_io,
 101         .init_irq       = aaed2000_init_irq,
 102         .timer          = &aaec2000_timer,
 103         .init_machine   = aaed2000_init,
 104 MACHINE_END