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/*
* r8a7790 Power management support
*
* Copyright (C) 2013 Renesas Electronics Corporation
* Copyright (C) 2011 Renesas Solutions Corp.
* Copyright (C) 2011 Magnus Damm
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/kernel.h>
#include <asm/io.h>
#include <mach/r8a7790.h>
#include "pm-rcar.h"
/* SYSC */
#define SYSCIER 0x0c
#define SYSCIMR 0x10
#if defined(CONFIG_SMP)
static void __init r8a7790_sysc_init(void)
{
void __iomem *base = rcar_sysc_init(0xe6180000);
/* enable all interrupt sources, but do not use interrupt handler */
iowrite32(0x0131000e, base + SYSCIER);
iowrite32(0, base + SYSCIMR);
}
#else /* CONFIG_SMP */
static inline void r8a7790_sysc_init(void) {}
#endif /* CONFIG_SMP */
void __init r8a7790_pm_init(void)
{
static int once;
if (!once++)
r8a7790_sysc_init();
}
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