67173ca492
This patch adds support AFTR(ARM OFF TOP RUNNING) mode in cpuidle driver. L2 cache keeps their data in this mode. This patch ports the code to the latest interfaces to save/restore CPU state inclusive of CPU PM notifiers, l2 resume and cpu_suspend/resume. Signed-off-by: Jaecheol Lee <jc.lee@samsung.com> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@linaro.org> [kgene.kim@samsung.com: fixed for non-smp as per Tushar's pointing out] Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
35 lines
802 B
C
35 lines
802 B
C
/* linux/arch/arm/mach-exynos4/include/mach/pmu.h
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*
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* Copyright (c) 2011 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*
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* EXYNOS4210 - PMU(Power Management Unit) support
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_PMU_H
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#define __ASM_ARCH_PMU_H __FILE__
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#define PMU_TABLE_END NULL
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enum sys_powerdown {
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SYS_AFTR,
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SYS_LPA,
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SYS_SLEEP,
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NUM_SYS_POWERDOWN,
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};
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extern unsigned long l2x0_regs_phys;
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struct exynos4_pmu_conf {
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void __iomem *reg;
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unsigned int val[NUM_SYS_POWERDOWN];
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};
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extern void exynos4_sys_powerdown_conf(enum sys_powerdown mode);
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extern void s3c_cpu_resume(void);
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#endif /* __ASM_ARCH_PMU_H */
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