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
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 int board_eth_init(bd_t *bis)
  19 {
  20         usb_eth_initialize(bis);
  21         return 0;
  22 }
  23
  24 void 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
  33 int 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
  51 int 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
  65 int board_usb_init(int index, enum usb_init_type init)
  66 {
  67         return 0;
  68 }
  69
  70 int board_usb_cleanup(int index, enum usb_init_type init)
  71 {
  72         return 0;
  73 }
  74 #endif