sh: Centralize the CPU cache initialization routines.

This provides a central point for CPU cache initialization routines.
This replaces the antiquated p3_cache_init() method, which the vast
majority of CPUs never cared about.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index 92f87a4..df2eb87 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -94,7 +94,7 @@
 /*
  * SH-4 has virtually indexed and physically tagged cache.
  */
-void __init p3_cache_init(void)
+void __init sh4_cache_init(void)
 {
 	compute_alias(&boot_cpu_data.icache);
 	compute_alias(&boot_cpu_data.dcache);