LXR uboot/board/h2200/h2200.c

   1/*
   2 * iPAQ h2200 board configuration
   3 *
   4 * Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
   5 *
   6 * SPDX-License-Identifier:     GPL-2.0+
   7 */
   8
   9#include <common.h>
  10#include <asm/arch/pxa.h>
  11#include <asm/arch/pxa-regs.h>
  12#include <asm/io.h>
  13#include <usb.h>
  14#include <asm/mach-types.h>
  15
  16DECLARE_GLOBAL_DATA_PTR;
  17
  18int board_eth_init(bd_t *bis)
  19{
  20        usb_eth_initialize(bis);
  21        return 0;
  22}
  23
  24void reset_cpu(ulong ignore)
  25{
  26        /* Enable VLIO interface on Hamcop */
  27        writeb(0x1, 0x4000);
  28
  29        /* Reset board (cold reset) */
  30        writeb(0xff, 0x4002);
  31}
  32
  33int board_init(void)
  34{
  35        /* We have RAM, disable cache */
  36        dcache_disable();
  37        icache_disable();
  38
  39        gd->bd->bi_arch_number = MACH_TYPE_H2200;
  40
  41        /* adress of boot parameters */
  42        gd->bd->bi_boot_params = 0xa0000100;
  43
  44        /* Let host see that device is disconnected */
  45        udc_disconnect();
  46        mdelay(500);
  47
  48        return 0;
  49}
  50
  51int dram_init(void)
  52{
  53        /*
  54         * Everything except MSC0 was already set up by
  55         * 1st stage bootloader.
  56         *
  57         * This setting enables access to companion chip.
  58         */
  59        clrsetbits_le32(MSC0, 0xffffffff, CONFIG_SYS_MSC0_VAL);
  60        gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
  61        return 0;
  62}
  63
  64#ifdef CONFIG_USB_GADGET_PXA2XX
  65int board_usb_init(int index, enum usb_init_type init)
  66{
  67        return 0;
  68}
  69
  70int board_usb_cleanup(int index, enum usb_init_type init)
  71{
  72        return 0;
  73}
  74#endif
  75