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 <asm/hardware.h>
  10 #include <asm/setup.h>
  11 #include <asm/mach-types.h>
  12
  13 #include <asm/mach/arch.h>
  14 #include <asm/mach/map.h>
  15 #include <asm/mach/serial_sa1100.h>
  16 #include <asm/arch/mcp.h>
  17
  18 #include "generic.h"
  19
  20
  21 #warning "include/asm/arch-sa1100/ide.h needs fixing for lart"
  22
  23 static struct mcp_plat_data lart_mcp_data = {
  24         .mccr0          = MCCR0_ADM,
  25         .sclk_rate      = 11981000,
  26 };
  27
  28 static void __init lart_init(void)
  29 {
  30         sa11x0_set_mcp_data(&lart_mcp_data);
  31 }
  32
  33 static struct map_desc lart_io_desc[] __initdata = {
  34         {       /* main flash memory */
  35                 .virtual        =  0xe8000000,
  36                 .pfn            = __phys_to_pfn(0x00000000),
  37                 .length         = 0x00400000,
  38                 .type           = MT_DEVICE
  39         }, {    /* main flash, alternative location */
  40                 .virtual        =  0xec000000,
  41                 .pfn            = __phys_to_pfn(0x08000000),
  42                 .length         = 0x00400000,
  43                 .type           = MT_DEVICE
  44         }
  45 };
  46
  47 static void __init lart_map_io(void)
  48 {
  49         sa1100_map_io();
  50         iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));
  51
  52         sa1100_register_uart(0, 3);
  53         sa1100_register_uart(1, 1);
  54         sa1100_register_uart(2, 2);
  55
  56         GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
  57         GPDR |= GPIO_UART_TXD;
  58         GPDR &= ~GPIO_UART_RXD;
  59         PPAR |= PPAR_UPR;
  60 }
  61
  62 MACHINE_START(LART, "LART")
  63         .phys_io        = 0x80000000,
  64         .io_pg_offst    = ((0xf8000000) >> 18) & 0xfffc,
  65         .boot_params    = 0xc0000100,
  66         .map_io         = lart_map_io,
  67         .init_irq       = sa1100_init_irq,
  68         .init_machine   = lart_init,
  69         .timer          = &sa1100_timer,
  70 MACHINE_END