MIPS: Netlogic: Add cpu to node mapping for XLP9XX

XLP9XX has 20 cores per node, opposed to 8 on earlier XLP8XX.
Update code that calculates node id from cpu id to handle this.

Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6283/
diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c
index 310d88a..2a39bbe 100644
--- a/arch/mips/netlogic/xlp/setup.c
+++ b/arch/mips/netlogic/xlp/setup.c
@@ -51,6 +51,7 @@
 struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
 cpumask_t nlm_cpumask = CPU_MASK_CPU0;
 unsigned int nlm_threads_per_core;
+unsigned int xlp_cores_per_node;
 
 static void nlm_linux_exit(void)
 {
@@ -154,6 +155,10 @@
 	void *reset_vec;
 
 	nlm_io_base = CKSEG1ADDR(XLP_DEFAULT_IO_BASE);
+	if (cpu_is_xlp9xx())
+		xlp_cores_per_node = 32;
+	else
+		xlp_cores_per_node = 8;
 	nlm_init_boot_cpu();
 	xlp_mmu_init();
 	nlm_node_init(0);