xref: /openbmc/u-boot/board/h2200/h2200.c (revision c9aa831e)
1 /*
2  * iPAQ h2200 board configuration
3  *
4  * Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  */
20 
21 #include <common.h>
22 #include <asm/arch/pxa.h>
23 #include <asm/arch/pxa-regs.h>
24 #include <asm/io.h>
25 #include <usb.h>
26 
27 DECLARE_GLOBAL_DATA_PTR;
28 
29 int board_eth_init(bd_t *bis)
30 {
31 	usb_eth_initialize(bis);
32 	return 0;
33 }
34 
35 int board_init(void)
36 {
37 	/* We have RAM, disable cache */
38 	dcache_disable();
39 	icache_disable();
40 
41 	gd->bd->bi_arch_number = MACH_TYPE_H2200;
42 
43 	/* adress of boot parameters */
44 	gd->bd->bi_boot_params = 0xa0000100;
45 
46 	/* Let host see that device is disconnected */
47 	udc_disconnect();
48 	mdelay(500);
49 
50 	return 0;
51 }
52 
53 int dram_init(void)
54 {
55 	/*
56 	 * Everything except MSC0 was already set up by
57 	 * 1st stage bootloader.
58 	 *
59 	 * This setting enables access to companion chip.
60 	 */
61 	clrsetbits_le32(MSC0, 0xffffffff, CONFIG_SYS_MSC0_VAL);
62 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
63 	return 0;
64 }
65