MIPS: Add Loongson-3B support

[firefly-linux-kernel-4.4.55.git] / arch / mips / include / asm / mach-loongson / loongson.h

diff --git a/arch/mips/include/asm/mach-loongson/loongson.h b/arch/mips/include/asm/mach-loongson/loongson.h
index a1c76caa7436fce41c536746f56be9d390c7fd8d..92bf76c21441c876e284e91fcd91684bb6657433 100644 (file)
--- a/arch/mips/include/asm/mach-loongson/loongson.h
+++ b/arch/mips/include/asm/mach-loongson/loongson.h
@@ -255,6 +255,10 @@ static inline void do_perfcnt_IRQ(void)
 extern u64 loongson_chipcfg[MAX_PACKAGES];
 #define LOONGSON_CHIPCFG(id) (*(volatile u32 *)(loongson_chipcfg[id]))
 
+/* Freq Control register of each physical cpu package, PRid >= Loongson-3B */
+extern u64 loongson_freqctrl[MAX_PACKAGES];
+#define LOONGSON_FREQCTRL(id) (*(volatile u32 *)(loongson_freqctrl[id]))
+
 /* pcimap */
 
 #define LOONGSON_PCIMAP_PCIMAP_LO0     0x0000003f