arch/arm/mach-ixp4xx/prpmc1100-setup.c

   1 /*
   2  * arch/arm/mach-ixp4xx/prpmc1100-setup.c
   3  *
   4  * Motorola PrPMC1100 board setup
   5  *
   6  * Copyright (C) 2003-2004 MontaVista Software, Inc.
   7  *
   8  * Author: Deepak Saxena <dsaxena@plexity.net>
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/device.h>
  14 #include <linux/serial.h>
  15 #include <linux/tty.h>
  16 #include <linux/serial_core.h>
  17
  18 #include <asm/types.h>
  19 #include <asm/setup.h>
  20 #include <asm/memory.h>
  21 #include <asm/hardware.h>
  22 #include <asm/irq.h>
  23 #include <asm/mach-types.h>
  24 #include <asm/mach/arch.h>
  25 #include <asm/mach/flash.h>
  26
  27 #ifdef  __ARMEB__
  28 #define REG_OFFSET      3
  29 #else
  30 #define REG_OFFSET      0
  31 #endif
  32
  33 /*
  34  * Only one serial port is connected on the PrPMC1100
  35  */
  36 static struct uart_port prpmc1100_serial_port = {
  37         .membase        = (char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET),
  38         .mapbase        = (IXP4XX_UART1_BASE_PHYS),
  39         .irq            = IRQ_IXP4XX_UART1,
  40         .flags          = UPF_SKIP_TEST,
  41         .iotype         = UPIO_MEM,
  42         .regshift       = 2,
  43         .uartclk        = IXP4XX_UART_XTAL,
  44         .line           = 0,
  45         .type           = PORT_XSCALE,
  46         .fifosize       = 32
  47 };
  48
  49 void __init prpmc1100_map_io(void)
  50 {
  51         early_serial_setup(&prpmc1100_serial_port);
  52
  53         ixp4xx_map_io();
  54 }
  55
  56 static struct flash_platform_data prpmc1100_flash_data = {
  57         .map_name       = "cfi_probe",
  58         .width          = 2,
  59 };
  60
  61 static struct resource prpmc1100_flash_resource = {
  62         .start          = PRPMC1100_FLASH_BASE,
  63         .end            = PRPMC1100_FLASH_BASE + PRPMC1100_FLASH_SIZE,
  64         .flags          = IORESOURCE_MEM,
  65 };
  66
  67 static struct platform_device prpmc1100_flash = {
  68         .name           = "IXP4XX-Flash",
  69         .id             = 0,
  70         .dev            = {
  71                 .platform_data = &prpmc1100_flash_data,
  72         },
  73         .num_resources  = 1,
  74         .resource       = &prpmc1100_flash_resource,
  75 };
  76
  77 static struct platform_device *prpmc1100_devices[] __initdata = {
  78         &prpmc1100_flash
  79 };
  80
  81 static void __init prpmc1100_init(void)
  82 {
  83         ixp4xx_sys_init();
  84
  85         platform_add_devices(prpmc1100_devices, ARRAY_SIZE(prpmc1100_devices));
  86 }
  87
  88 MACHINE_START(PRPMC1100, "Motorola PrPMC1100")
  89         MAINTAINER("MontaVista Software, Inc.")
  90         BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS,
  91                 IXP4XX_PERIPHERAL_BASE_VIRT)
  92         MAPIO(prpmc1100_map_io)
  93         INITIRQ(ixp4xx_init_irq)
  94         .timer          = &ixp4xx_timer,
  95         BOOT_PARAMS(0x0100)
  96         INIT_MACHINE(prpmc1100_init)
  97 MACHINE_END
  98