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Commit a48f1655 authored by Hisashi Nakamura's avatar Hisashi Nakamura Committed by Simon Horman
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ARM: shmobile: r8a7790 SYSC setup code 



Add r8a7790 SYSC power management support.

Signed-off-by: default avatarHisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: default avatarRyo Kataoka <ryo.kataoka.wt@renesas.com>
[damm@opensource.se: Converted to use broken out SYSC code]
Signed-off-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent a6557eb7

arch/arm/mach-shmobile/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -53,6 +53,7 @@ obj-$(CONFIG_ARCH_SH7372) += pm-sh7372.o sleep-sh7372.o pm-rmobile.o 
obj-$(CONFIG_ARCH_SH73A0)	+= pm-sh73a0.o

obj-$(CONFIG_ARCH_R8A7740)	+= pm-r8a7740.o pm-rmobile.o

obj-$(CONFIG_ARCH_R8A7779)	+= pm-r8a7779.o pm-rcar.o

obj-$(CONFIG_ARCH_R8A7790)	+= pm-r8a7790.o pm-rcar.o



# Board objects

ifdef CONFIG_ARCH_SHMOBILE_MULTI

arch/arm/mach-shmobile/include/mach/r8a7790.h

+1 −0
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ void r8a7790_add_standard_devices(void); 
void r8a7790_add_dt_devices(void);

void r8a7790_clock_init(void);

void r8a7790_pinmux_init(void);

void r8a7790_pm_init(void);

void r8a7790_init_early(void);

extern struct smp_operations r8a7790_smp_ops;

arch/arm/mach-shmobile/pm-r8a7790.c

0 → 100644
+45 −0
Original line number Diff line number Diff line 
/*

 * 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/pm-rcar.h>

#include <mach/r8a7790.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();

}