xref: /openbmc/u-boot/board/ms7722se/ms7722se.c (revision 33b1d3f4)
1 /*
2  * Copyright (C) 2007,2008
3  * Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
4  *
5  * Copyright (C) 2007
6  * Kenati Technologies, Inc.
7  *
8  * board/ms7722se/ms7722se.c
9  *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License as
12  * published by the Free Software Foundation; either version 2 of
13  * the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23  * MA 02111-1307 USA
24  */
25 
26 #include <common.h>
27 #include <asm/io.h>
28 #include <asm/processor.h>
29 
30 #define LED_BASE	0xB0800000
31 
32 int checkboard(void)
33 {
34 	puts("BOARD: Hitachi UL MS7722SE\n");
35 	return 0;
36 }
37 
38 int board_init(void)
39 {
40 	/* Setup PTXMD[1:0] for /CS6A */
41 	outw(inw(PXCR) & ~0xf000, PXCR);
42 
43 	return 0;
44 }
45 
46 int dram_init(void)
47 {
48 	DECLARE_GLOBAL_DATA_PTR;
49 
50 	gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
51 	gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
52 	printf("DRAM:  %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
53 	return 0;
54 }
55 
56 void led_set_state(unsigned short value)
57 {
58 	writew(value & 0xFF, LED_BASE);
59 }
60