Merge tag 'qcom-soc-for-3.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / arch / arm / include / asm / cputype.h

diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h
index c651e3b..4764344 100644 (file)
--- a/arch/arm/include/asm/cputype.h
+++ b/arch/arm/include/asm/cputype.h
@@ -222,22 +222,22 @@ static inline int cpu_is_xsc3(void)
 #endif
 
 /*
- * Marvell's PJ4 core is based on V7 version. It has some modification
- * for coprocessor setting. For this reason, we need a way to distinguish
- * it.
+ * Marvell's PJ4 and PJ4B cores are based on V7 version,
+ * but require a specical sequence for enabling coprocessors.
+ * For this reason, we need a way to distinguish them.
  */
-#ifndef CONFIG_CPU_PJ4
-#define cpu_is_pj4()   0
-#else
+#if defined(CONFIG_CPU_PJ4) || defined(CONFIG_CPU_PJ4B)
 static inline int cpu_is_pj4(void)
 {
        unsigned int id;
 
        id = read_cpuid_id();
-       if ((id & 0xfffffff0) == 0x562f5840)
+       if ((id & 0xff0fff00) == 0x560f5800)
                return 1;
 
        return 0;
 }
+#else
+#define cpu_is_pj4()   0
 #endif
 #endif