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 <mach/hardware.h>
  10 #include <asm/setup.h>
  11 #include <asm/mach-types.h>
  12 #include <asm/page.h>
  13
  14 #include <asm/mach/arch.h>
  15 #include <asm/mach/map.h>
  16 #include <asm/mach/serial_sa1100.h>
  17 #include <mach/mcp.h>
  18
  19 #include "generic.h"
  20
  21
  22 #warning "include/asm/arch-sa1100/ide.h needs fixing for lart"
  23
  24 static struct mcp_plat_data lart_mcp_data = {
  25         .mccr0          = MCCR0_ADM,
  26         .sclk_rate      = 11981000,
  27 };
  28
  29 static void __init lart_init(void)
  30 {
  31         sa11x0_register_mcp(&lart_mcp_data);
  32 }
  33
  34 static struct map_desc lart_io_desc[] __initdata = {
  35         {       /* main flash memory */
  36                 .virtual        =  0xe8000000,
  37                 .pfn            = __phys_to_pfn(0x00000000),
  38                 .length         = 0x00400000,
  39                 .type           = MT_DEVICE
  40         }, {    /* main flash, alternative location */
  41                 .virtual        =  0xec000000,
  42                 .pfn            = __phys_to_pfn(0x08000000),
  43                 .length         = 0x00400000,
  44                 .type           = MT_DEVICE
  45         }
  46 };
  47
  48 static void __init lart_map_io(void)
  49 {
  50         sa1100_map_io();
  51         iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));
  52
  53         sa1100_register_uart(0, 3);
  54         sa1100_register_uart(1, 1);
  55         sa1100_register_uart(2, 2);
  56
  57         GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
  58         GPDR |= GPIO_UART_TXD;
  59         GPDR &= ~GPIO_UART_RXD;
  60         PPAR |= PPAR_UPR;
  61 }
  62
  63 MACHINE_START(LART, "LART")
  64         .atag_offset    = 0x100,
  65         .map_io         = lart_map_io,
  66         .init_irq       = sa1100_init_irq,
  67         .init_machine   = lart_init,
  68         .timer          = &sa1100_timer,
  69 MACHINE_END