895d3b53fd
Add the lighest possible sleep mode on Cortex-A9 cores: CPU sleep. It is entered by a simple dsb and wfi instruction via cpu_do_idle(). As just clocks are stopped there is no need to save or restore any state of the system. Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com> Acked-by: Magnus Damm <damm@opensource.se> [ horms@verge.net.au: Added missing includes ] Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
99 lines
3.1 KiB
C
99 lines
3.1 KiB
C
#ifndef __ARCH_MACH_COMMON_H
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#define __ARCH_MACH_COMMON_H
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extern void shmobile_earlytimer_init(void);
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extern void shmobile_timer_init(void);
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extern void shmobile_setup_delay(unsigned int max_cpu_core_mhz,
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unsigned int mult, unsigned int div);
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struct twd_local_timer;
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extern void shmobile_setup_console(void);
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extern void shmobile_secondary_vector(void);
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struct clk;
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extern int shmobile_clk_init(void);
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extern void shmobile_handle_irq_intc(struct pt_regs *);
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extern struct platform_suspend_ops shmobile_suspend_ops;
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struct cpuidle_driver;
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struct cpuidle_device;
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extern int shmobile_enter_wfi(struct cpuidle_device *dev,
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struct cpuidle_driver *drv, int index);
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extern void shmobile_cpuidle_set_driver(struct cpuidle_driver *drv);
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extern void sh7372_init_irq(void);
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extern void sh7372_map_io(void);
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extern void sh7372_earlytimer_init(void);
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extern void sh7372_add_early_devices(void);
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extern void sh7372_add_standard_devices(void);
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extern void sh7372_add_early_devices_dt(void);
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extern void sh7372_add_standard_devices_dt(void);
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extern void sh7372_clock_init(void);
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extern void sh7372_pinmux_init(void);
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extern void sh7372_pm_init(void);
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extern void sh7372_resume_core_standby_sysc(void);
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extern int sh7372_do_idle_sysc(unsigned long sleep_mode);
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extern struct clk sh7372_extal1_clk;
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extern struct clk sh7372_extal2_clk;
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extern void sh73a0_init_irq(void);
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extern void sh73a0_map_io(void);
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extern void sh73a0_earlytimer_init(void);
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extern void sh73a0_add_early_devices(void);
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extern void sh73a0_add_standard_devices(void);
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extern void sh73a0_clock_init(void);
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extern void sh73a0_pinmux_init(void);
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extern void sh73a0_pm_init(void);
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extern struct clk sh73a0_extal1_clk;
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extern struct clk sh73a0_extal2_clk;
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extern struct clk sh73a0_extcki_clk;
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extern struct clk sh73a0_extalr_clk;
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extern void r8a7740_init_irq(void);
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extern void r8a7740_map_io(void);
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extern void r8a7740_add_early_devices(void);
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extern void r8a7740_add_standard_devices(void);
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extern void r8a7740_clock_init(u8 md_ck);
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extern void r8a7740_pinmux_init(void);
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extern void r8a7740_pm_init(void);
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extern void r8a7779_init_irq(void);
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extern void r8a7779_map_io(void);
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extern void r8a7779_earlytimer_init(void);
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extern void r8a7779_add_early_devices(void);
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extern void r8a7779_add_standard_devices(void);
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extern void r8a7779_clock_init(void);
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extern void r8a7779_pinmux_init(void);
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extern void r8a7779_pm_init(void);
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extern void r8a7740_meram_workaround(void);
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extern void r8a7779_register_twd(void);
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#ifdef CONFIG_SUSPEND
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int shmobile_suspend_init(void);
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#else
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static inline int shmobile_suspend_init(void) { return 0; }
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#endif
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#ifdef CONFIG_CPU_IDLE
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int shmobile_cpuidle_init(void);
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#else
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static inline int shmobile_cpuidle_init(void) { return 0; }
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#endif
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extern void shmobile_cpu_die(unsigned int cpu);
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extern int shmobile_cpu_disable(unsigned int cpu);
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#ifdef CONFIG_HOTPLUG_CPU
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extern int shmobile_cpu_is_dead(unsigned int cpu);
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#else
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static inline int shmobile_cpu_is_dead(unsigned int cpu) { return 1; }
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#endif
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extern void shmobile_smp_init_cpus(unsigned int ncores);
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static inline void __init shmobile_init_late(void)
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{
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shmobile_suspend_init();
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shmobile_cpuidle_init();
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}
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#endif /* __ARCH_MACH_COMMON_H */
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