Merge tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

[karo-tx-linux.git] / arch / arm / include / asm / smp_scu.h

diff --git a/arch/arm/include/asm/smp_scu.h b/arch/arm/include/asm/smp_scu.h
index 86dff32a073755f46c40c379d27a29f9aab5b829..18d1693736124a75205c765b5e5f588663f3b95f 100644 (file)
--- a/arch/arm/include/asm/smp_scu.h
+++ b/arch/arm/include/asm/smp_scu.h
@@ -6,6 +6,23 @@
 #define SCU_PM_POWEROFF        3
 
 #ifndef __ASSEMBLER__
+
+#include <asm/cputype.h>
+
+static inline bool scu_a9_has_base(void)
+{
+       return read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A9;
+}
+
+static inline unsigned long scu_a9_get_base(void)
+{
+       unsigned long pa;
+
+       asm("mrc p15, 4, %0, c15, c0, 0" : "=r" (pa));
+
+       return pa;
+}
+
 unsigned int scu_get_core_count(void __iomem *);
 int scu_power_mode(void __iomem *, unsigned int);