u-boot/board/h2200/h2200.c

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/*
* iPAQ h2200 board configuration
*
* Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <common.h>
#include <asm/arch/pxa.h>
#include <asm/arch/pxa-regs.h>
#include <asm/io.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR;
int board_eth_init(bd_t *bis)
{
usb_eth_initialize(bis);
return 0;
}
void reset_cpu(ulong ignore)
{
/* Enable VLIO interface on Hamcop */
writeb(0x1, 0x4000);
/* Reset board (cold reset) */
writeb(0xff, 0x4002);
}
int board_init(void)
{
/* We have RAM, disable cache */
dcache_disable();
icache_disable();
gd->bd->bi_arch_number = MACH_TYPE_H2200;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0xa0000100;
/* Let host see that device is disconnected */
udc_disconnect();
mdelay(500);
return 0;
}
int dram_init(void)
{
/*
* Everything except MSC0 was already set up by
* 1st stage bootloader.
*
* This setting enables access to companion chip.
*/
clrsetbits_le32(MSC0, 0xffffffff, CONFIG_SYS_MSC0_VAL);
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
return 0;
}