1 #ifndef __ASMARM_ARCH_SCU_H
2 #define __ASMARM_ARCH_SCU_H
4 #define SCU_PM_NORMAL 0
5 #define SCU_PM_DORMANT 2
6 #define SCU_PM_POWEROFF 3
10 #include <asm/cputype.h>
12 static inline bool scu_a9_has_base(void)
14 return read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A9;
17 static inline unsigned long scu_a9_get_base(void)
21 asm("mrc p15, 4, %0, c15, c0, 0" : "=r" (pa));
26 #ifdef CONFIG_HAVE_ARM_SCU
27 unsigned int scu_get_core_count(void __iomem *);
28 int scu_power_mode(void __iomem *, unsigned int);
30 static inline unsigned int scu_get_core_count(void __iomem *scu_base)
34 static inline int scu_power_mode(void __iomem *scu_base, unsigned int mode)
40 #if defined(CONFIG_SMP) && defined(CONFIG_HAVE_ARM_SCU)
41 void scu_enable(void __iomem *scu_base);
43 static inline void scu_enable(void __iomem *scu_base) {}