arch/arm/mach-sa1100/lart.c

   1 /*
   2  * linux/arch/arm/mach-sa1100/lart.c
   3  */
   4
   5 #include <linux/init.h>
   6 #include <linux/kernel.h>
   7 #include <linux/tty.h>
   8
   9 #include <video/sa1100fb.h>
  10
  11 #include <mach/hardware.h>
  12 #include <asm/setup.h>
  13 #include <asm/mach-types.h>
  14 #include <asm/page.h>
  15
  16 #include <asm/mach/arch.h>
  17 #include <asm/mach/map.h>
  18 #include <asm/mach/serial_sa1100.h>
  19 #include <mach/mcp.h>
  20
  21 #include "generic.h"
  22
  23
  24 #warning "include/asm/arch-sa1100/ide.h needs fixing for lart"
  25
  26 static struct mcp_plat_data lart_mcp_data = {
  27         .mccr0          = MCCR0_ADM,
  28         .sclk_rate      = 11981000,
  29 };
  30
  31 #ifdef LART_GREY_LCD
  32 static struct sa1100fb_mach_info lart_grey_info = {
  33         .pixclock       = 150000,       .bpp            = 4,
  34         .xres           = 320,          .yres           = 240,
  35
  36         .hsync_len      = 1,            .vsync_len      = 1,
  37         .left_margin    = 4,            .upper_margin   = 0,
  38         .right_margin   = 2,            .lower_margin   = 0,
  39
  40         .cmap_greyscale = 1,
  41         .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
  42
  43         .lccr0          = LCCR0_Mono | LCCR0_Sngl | LCCR0_Pas | LCCR0_4PixMono,
  44         .lccr3          = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(512),
  45 };
  46 #endif
  47 #ifdef LART_COLOR_LCD
  48 static struct sa1100fb_mach_info lart_color_info = {
  49         .pixclock       = 150000,       .bpp            = 16,
  50         .xres           = 320,          .yres           = 240,
  51
  52         .hsync_len      = 2,            .vsync_len      = 3,
  53         .left_margin    = 69,           .upper_margin   = 14,
  54         .right_margin   = 8,            .lower_margin   = 4,
  55
  56         .lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  57         .lccr3          = LCCR3_OutEnH | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512),
  58 };
  59 #endif
  60 #ifdef LART_VIDEO_OUT
  61 static struct sa1100fb_mach_info lart_video_info = {
  62         .pixclock       = 39721,        .bpp            = 16,
  63         .xres           = 640,          .yres           = 480,
  64
  65         .hsync_len      = 95,           .vsync_len      = 2,
  66         .left_margin    = 40,           .upper_margin   = 32,
  67         .right_margin   = 24,           .lower_margin   = 11,
  68
  69         .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
  70
  71         .lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  72         .lccr3          = LCCR3_OutEnL | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512),
  73 };
  74 #endif
  75
  76 #ifdef LART_KIT01_LCD
  77 static struct sa1100fb_mach_info lart_kit01_info = {
  78         .pixclock       = 63291,        .bpp            = 16,
  79         .xres           = 640,          .yres           = 480,
  80
  81         .hsync_len      = 64,           .vsync_len      = 3,
  82         .left_margin    = 122,          .upper_margin   = 45,
  83         .right_margin   = 10,           .lower_margin   = 10,
  84
  85         .lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  86         .lccr3          = LCCR3_OutEnH | LCCR3_PixFlEdg
  87 };
  88 #endif
  89
  90 static void __init lart_init(void)
  91 {
  92         struct sa1100fb_mach_info *inf = NULL;
  93
  94 #ifdef LART_GREY_LCD
  95         inf = &lart_grey_info;
  96 #endif
  97 #ifdef LART_COLOR_LCD
  98         inf = &lart_color_info;
  99 #endif
 100 #ifdef LART_VIDEO_OUT
 101         inf = &lart_video_info;
 102 #endif
 103 #ifdef LART_KIT01_LCD
 104         inf = &lart_kit01_info;
 105 #endif
 106
 107         if (inf)
 108                 sa11x0_register_lcd(inf);
 109
 110         sa11x0_ppc_configure_mcp();
 111         sa11x0_register_mcp(&lart_mcp_data);
 112 }
 113
 114 static struct map_desc lart_io_desc[] __initdata = {
 115         {       /* main flash memory */
 116                 .virtual        =  0xe8000000,
 117                 .pfn            = __phys_to_pfn(0x00000000),
 118                 .length         = 0x00400000,
 119                 .type           = MT_DEVICE
 120         }, {    /* main flash, alternative location */
 121                 .virtual        =  0xec000000,
 122                 .pfn            = __phys_to_pfn(0x08000000),
 123                 .length         = 0x00400000,
 124                 .type           = MT_DEVICE
 125         }
 126 };
 127
 128 static void __init lart_map_io(void)
 129 {
 130         sa1100_map_io();
 131         iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));
 132
 133         sa1100_register_uart(0, 3);
 134         sa1100_register_uart(1, 1);
 135         sa1100_register_uart(2, 2);
 136
 137         GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
 138         GPDR |= GPIO_UART_TXD;
 139         GPDR &= ~GPIO_UART_RXD;
 140         PPAR |= PPAR_UPR;
 141 }
 142
 143 MACHINE_START(LART, "LART")
 144         .atag_offset    = 0x100,
 145         .map_io         = lart_map_io,
 146         .init_irq       = sa1100_init_irq,
 147         .init_machine   = lart_init,
 148         .timer          = &sa1100_timer,
 149         .restart        = sa11x0_restart,
 150 MACHINE_END