[MIPS] Allow hardwiring of the CPU type to a single type for optimization.

This saves a few k on systems which only ever ship with a single CPU type.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/pci/pci-vr41xx.c b/arch/mips/pci/pci-vr41xx.c
index 9885fa403..240df9e 100644
--- a/arch/mips/pci/pci-vr41xx.c
+++ b/arch/mips/pci/pci-vr41xx.c
@@ -228,7 +228,7 @@
 	else
 		pciu_write(PCIEXACCREG, 0);
 
-	if (current_cpu_data.cputype == CPU_VR4122)
+	if (current_cpu_type() == CPU_VR4122)
 		pciu_write(PCITRDYVREG, TRDYV(setup->wait_time_limit_from_irdy_to_trdy));
 
 	pciu_write(LATTIMEREG, MLTIM(setup->master_latency_timer));