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/arch/mips/au1000/hydrogen3/board_setup.c

https://bitbucket.org/evzijst/gittest
C | 70 lines | 33 code | 6 blank | 31 comment | 2 complexity | 1ce9f40091e21115c7fed162c07e200e MD5 | raw file
 1/*
 2 *
 3 * BRIEF MODULE DESCRIPTION
 4 *	Alchemy Db1x00 board setup.
 5 *
 6 * Copyright 2000 MontaVista Software Inc.
 7 * Author: MontaVista Software, Inc.
 8 *         	ppopov@mvista.com or source@mvista.com
 9 *
10 *  This program is free software; you can redistribute  it and/or modify it
11 *  under  the terms of  the GNU General  Public License as published by the
12 *  Free Software Foundation;  either version 2 of the  License, or (at your
13 *  option) any later version.
14 *
15 *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
16 *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
17 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
18 *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
19 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
21 *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
22 *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
23 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 *  You should have received a copy of the  GNU General Public License along
27 *  with this program; if not, write  to the Free Software Foundation, Inc.,
28 *  675 Mass Ave, Cambridge, MA 02139, USA.
29 */
30#include <linux/config.h>
31#include <linux/init.h>
32#include <linux/sched.h>
33#include <linux/ioport.h>
34#include <linux/mm.h>
35#include <linux/console.h>
36#include <linux/mc146818rtc.h>
37#include <linux/delay.h>
38
39#include <asm/cpu.h>
40#include <asm/bootinfo.h>
41#include <asm/irq.h>
42#include <asm/keyboard.h>
43#include <asm/mipsregs.h>
44#include <asm/reboot.h>
45#include <asm/pgtable.h>
46#include <asm/au1000.h>
47
48void board_reset (void)
49{
50}
51
52void __init board_setup(void)
53{
54	u32 pin_func;
55
56#ifdef CONFIG_AU1X00_USB_DEVICE
57	// 2nd USB port is USB device
58	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000);
59	au_writel(pin_func, SYS_PINFUNC);
60#endif
61
62#if defined(CONFIG_IRDA) && (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
63	/* set IRFIRSEL instead of GPIO15 */
64	pin_func = au_readl(SYS_PINFUNC) | (u32)((1<<8));
65	au_writel(pin_func, SYS_PINFUNC);
66	au_sync();
67#endif
68
69    printk("AMD Alchemy Hydrogen3 Board\n");
70}