MIPS: Netlogic: Identify XLP 9XX chip

Adds processor ID of XLP 9XX to asm/cpu.h.  Update netlogic/xlp-hal/xlp.h
to add cpu_is_xlp9xx() and to update cpu_is_xlpii() to support XLP 9XX.

Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6274/
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
index e62e7be..9ccdb7d 100644
--- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
+++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
@@ -92,8 +92,15 @@
 {
 	int chip = read_c0_prid() & 0xff00;
 
-	return chip == PRID_IMP_NETLOGIC_XLP2XX;
+	return chip == PRID_IMP_NETLOGIC_XLP2XX ||
+		chip == PRID_IMP_NETLOGIC_XLP9XX;
 }
 
+static inline int cpu_is_xlp9xx(void)
+{
+	int chip = read_c0_prid() & 0xff00;
+
+	return chip == PRID_IMP_NETLOGIC_XLP9XX;
+}
 #endif /* !__ASSEMBLY__ */
 #endif /* _ASM_NLM_XLP_H */