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Commit f256a577 authored by Wu Zhangjin's avatar Wu Zhangjin Committed by Ralf Baechle
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MIPS: Loongson: pm: clean up the reboot support 



Several magic numbers have been replaced by relative macros, which will be
more readable and understandable.

Signed-off-by: default avatarWu Zhangjin <wuzj@lemote.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 8f0de87f

arch/mips/lemote/lm2e/reset.c

+10 −8
Original line number Diff line number Diff line
@@ -6,22 +6,24 @@ 
 *

 * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology

 * Author: Fuxin Zhang, zhangfx@lemote.com

 * Copyright (C) 2009 Lemote, Inc. & Institute of Computing Technology

 * Author: Zhangjin Wu, wuzj@lemote.com

 */

#include <linux/init.h>

#include <linux/pm.h>

#include <linux/io.h>



#include <asm/reboot.h>

#include <asm/mips-boards/bonito64.h>



static void loongson2e_restart(char *command)

{

#ifdef CONFIG_32BIT

	*(unsigned long *)0xbfe00104 &= ~(1 << 2);

	*(unsigned long *)0xbfe00104 |= (1 << 2);

#else

	*(unsigned long *)0xffffffffbfe00104 &= ~(1 << 2);

	*(unsigned long *)0xffffffffbfe00104 |= (1 << 2);

#endif

	__asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));

	/* do preparation for reboot */

	BONITO_BONGENCFG &= ~(1 << 2);

	BONITO_BONGENCFG |= (1 << 2);



	/* reboot via jumping to boot base address */

	((void (*)(void))ioremap_nocache(BONITO_BOOT_BASE, 4)) ();

}



static void loongson2e_halt(void)