target/linux/pxa/patches-2.6.21/004-board-init.patch

   1 Index: linux-2.6.21gum/arch/arm/mach-pxa/gumstix.c
   2 ===================================================================
   3 --- /dev/null
   4 +++ linux-2.6.21gum/arch/arm/mach-pxa/gumstix.c
   5 @@ -0,0 +1,76 @@
   6 +/*
   7 + *  linux/arch/arm/mach-pxa/gumstix.c
   8 + *
   9 + *  Support for the Gumstix computer platform
  10 + *
  11 + *  Author:    Craig Hughes
  12 + *  Created:   December 8 2004
  13 + *  Copyright: (C) 2004, Craig Hughes
  14 + *
  15 + *  This program is free software; you can redistribute it and/or modify
  16 + *  it under the terms of the GNU General Public License version 2 as
  17 + *  published by the Free Software Foundation.
  18 + */
  19 +
  20 +#include <asm/types.h>
  21 +
  22 +#include <linux/init.h>
  23 +#include <linux/device.h>
  24 +#include <linux/platform_device.h>
  25 +
  26 +#include <asm/hardware.h>
  27 +#include <asm/mach-types.h>
  28 +#include <asm/mach/arch.h>
  29 +#include <asm/mach/irq.h>
  30 +#include <asm/arch/udc.h>
  31 +#include <asm/arch/mmc.h>
  32 +#include <asm/arch/pxa-regs.h>
  33 +#include <asm/arch/gumstix.h>
  34 +
  35 +#include "generic.h"
  36 +
  37 +static int gumstix_mci_init(struct device *dev, irqreturn_t (*lubbock_detect_int)(int, void *, struct pt_regs *), void *data)
  38 +{
  39 +       // Set up MMC controller
  40 +       pxa_gpio_mode(GPIO6_MMCCLK_MD);
  41 +       pxa_gpio_mode(GPIO53_MMCCLK_MD);
  42 +       pxa_gpio_mode(GPIO8_MMCCS0_MD);
  43 +
  44 +       return 0;
  45 +}
  46 +
  47 +static struct pxamci_platform_data gumstix_mci_platform_data = {
  48 +       .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
  49 +       .init           = &gumstix_mci_init,
  50 +};
  51 +
  52 +static struct pxa2xx_udc_mach_info gumstix_udc_info __initdata = {
  53 +       .gpio_vbus      = GPIO_GUMSTIX_USB_GPIOn,
  54 +       .gpio_pullup    = GPIO_GUMSTIX_USB_GPIOx,
  55 +};
  56 +
  57 +static struct platform_device gum_audio_device = {
  58 +       .name           = "pxa2xx-ac97",
  59 +       .id             = -1,
  60 +};
  61 +
  62 +static struct platform_device *devices[] __initdata = {
  63 +       &gum_audio_device,
  64 +};
  65 +
  66 +static void __init gumstix_init(void)
  67 +{
  68 +       pxa_set_mci_info(&gumstix_mci_platform_data);
  69 +       pxa_set_udc_info(&gumstix_udc_info);
  70 +       (void) platform_add_devices(devices, ARRAY_SIZE(devices));
  71 +}
  72 +
  73 +MACHINE_START(GUMSTIX, "The Gumstix Platform")
  74 +       .phys_io        = 0x40000000,
  75 +       .boot_params    = 0xa0000100,
  76 +       .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
  77 +       .timer          = &pxa_timer,
  78 +       .map_io         = pxa_map_io,
  79 +       .init_irq       = pxa_init_irq,
  80 +       .init_machine   = gumstix_init,
  81 +MACHINE_END