arch/arm/mach-h720x/h7202-eval.c

   1 /*
   2  * linux/arch/arm/mach-h720x/h7202-eval.c
   3  *
   4  * Copyright (C) 2003 Thomas Gleixner <tglx@linutronix.de>
   5  *               2003 Robert Schwebel <r.schwebel@pengutronix.de>
   6  *               2004 Sascha Hauer <s.hauer@pengutronix.de>
   7  *
   8  * Architecture specific stuff for Hynix HMS30C7202 development board
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  *
  14  */
  15
  16 #include <linux/config.h>
  17 #include <linux/init.h>
  18 #include <linux/kernel.h>
  19 #include <linux/types.h>
  20 #include <linux/string.h>
  21 #include <linux/device.h>
  22
  23 #include <asm/setup.h>
  24 #include <asm/types.h>
  25 #include <asm/mach-types.h>
  26 #include <asm/page.h>
  27 #include <asm/pgtable.h>
  28 #include <asm/mach/arch.h>
  29 #include <asm/hardware.h>
  30
  31 extern void __init init_hw_h7202(void);
  32 extern void __init h7202_init_irq (void);
  33 extern void __init h7202_init_time(void);
  34 extern void __init h720x_map_io(void);
  35
  36 static struct resource cirrus_resources[] = {
  37         [0] = {
  38                 .start  = ETH0_PHYS + 0x300,
  39                 .end    = ETH0_PHYS + 0x300 + 0x10,
  40                 .flags  = IORESOURCE_MEM,
  41         },
  42         [1] = {
  43                 .start  = IRQ_CHAINED_GPIOB(8),
  44                 .end    = IRQ_CHAINED_GPIOB(8),
  45                 .flags  = IORESOURCE_IRQ,
  46         },
  47 };
  48
  49 static struct platform_device cirrus_device = {
  50         .name           = "cirrus-cs89x0",
  51         .id             = -1,
  52         .num_resources  = ARRAY_SIZE(cirrus_resources),
  53         .resource       = cirrus_resources,
  54 };
  55
  56 static struct platform_device *devices[] __initdata = {
  57         &cirrus_device,
  58 };
  59
  60 /*
  61  * Hardware init. This is called early in initcalls
  62  * Place pin inits here. So you avoid adding ugly
  63  * #ifdef stuff to common drivers.
  64  * Use this only, if your bootloader is not able
  65  * to initialize the pins proper.
  66  */
  67 static void __init init_eval_h7202(void)
  68 {
  69         init_hw_h7202();
  70         (void) platform_add_devices(devices, ARRAY_SIZE(devices));
  71
  72         /* Enable interrupt on portb bit 8 (ethernet) */
  73         CPU_REG (GPIO_B_VIRT, GPIO_POL) &= ~(1 << 8);
  74         CPU_REG (GPIO_B_VIRT, GPIO_EN) |= (1 << 8);
  75 }
  76
  77 MACHINE_START(H7202, "Hynix HMS30C7202")
  78         MAINTAINER("Robert Schwebel, Pengutronix")
  79         BOOT_MEM(0x40000000, 0x80000000, 0xf0000000)
  80         BOOT_PARAMS(0x40000100)
  81         MAPIO(h720x_map_io)
  82         INITIRQ(h7202_init_irq)
  83         INITTIME(h7202_init_time)
  84         INIT_MACHINE(init_eval_h7202)
  85 MACHINE_END