diff options
Diffstat (limited to 'arch/arm/mach-omap2/common.h')
| -rw-r--r-- | arch/arm/mach-omap2/common.h | 64 |
1 files changed, 53 insertions, 11 deletions
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 9403b2ce6c85..febffde2ff10 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -24,9 +24,11 @@ #ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H #define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H +#ifndef __ASSEMBLER__ #include <linux/delay.h> #include <plat/common.h> +#include <asm/proc-fns.h> #ifdef CONFIG_SOC_OMAP2420 extern void omap242x_map_common_io(void); @@ -168,23 +170,23 @@ void omap3_intc_resume_idle(void); void omap2_intc_handle_irq(struct pt_regs *regs); void omap3_intc_handle_irq(struct pt_regs *regs); -/* - * wfi used in low power code. Directly opcode is used instead - * of instruction to avoid mulit-omap build break - */ -#ifdef CONFIG_THUMB2_KERNEL -#define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory") -#else -#define do_wfi() \ - __asm__ __volatile__ (".word 0xe320f003" : : : "memory") +#ifdef CONFIG_CACHE_L2X0 +extern void __iomem *omap4_get_l2cache_base(void); #endif -#ifdef CONFIG_CACHE_L2X0 -extern void __iomem *l2cache_base; +#ifdef CONFIG_SMP +extern void __iomem *omap4_get_scu_base(void); +#else +static inline void __iomem *omap4_get_scu_base(void) +{ + return NULL; +} #endif extern void __init gic_init_irq(void); extern void omap_smc1(u32 fn, u32 arg); +extern void __iomem *omap4_get_sar_ram_base(void); +extern void omap_do_wfi(void); #ifdef CONFIG_SMP /* Needed for secondary core boot */ @@ -194,4 +196,44 @@ extern void omap_auxcoreboot_addr(u32 cpu_addr); extern u32 omap_read_auxcoreboot0(void); #endif +#if defined(CONFIG_SMP) && defined(CONFIG_PM) +extern int omap4_mpuss_init(void); +extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state); +extern int omap4_finish_suspend(unsigned long cpu_state); +extern void omap4_cpu_resume(void); +extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state); +extern u32 omap4_mpuss_read_prev_context_state(void); +#else +static inline int omap4_enter_lowpower(unsigned int cpu, + unsigned int power_state) +{ + cpu_do_idle(); + return 0; +} + +static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) +{ + cpu_do_idle(); + return 0; +} + +static inline int omap4_mpuss_init(void) +{ + return 0; +} + +static inline int omap4_finish_suspend(unsigned long cpu_state) +{ + return 0; +} + +static inline void omap4_cpu_resume(void) +{} + +static inline u32 omap4_mpuss_read_prev_context_state(void) +{ + return 0; +} +#endif +#endif /* __ASSEMBLER__ */ #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ |