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/*
* Copyright (C) 2011 Andes Technology Corporation
* Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch-ag101/ag101.h>
#include <linux/linkage.h>
.text
#ifndef CONFIG_SKIP_TRUNOFF_WATCHDOG
ENTRY(turnoff_watchdog)
#define WD_CR 0xC
#define WD_ENABLE 0x1
! Turn off the watchdog, according to Faraday FTWDT010 spec
li $p0, (CONFIG_FTWDT010_BASE+WD_CR) ! Get the addr of WD CR
lwi $p1, [$p0] ! Get the config of WD
andi $p1, $p1, 0x1f ! Wipe out useless bits
li $r0, ~WD_ENABLE
and $p1, $p1, $r0 ! Set WD disable
sw $p1, [$p0] ! Write back to WD CR
! Disable Interrupts by clear GIE in $PSW reg
setgie.d
ret
ENDPROC(turnoff_watchdog)
#endif
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