[PATCH] ARM: mach-shmobile: r8a7779 L2 cache support

[Magnus Damm <magnus.damm@gmail.com>]

From: Magnus Damm <damm@opensource.se>

L2 Cache support for r8a7779. Settings taken from
out-of-tree kernel patches by Kouei Abe.

Signed-off-by: Magnus Damm <damm@opensource.se>
---

 arch/arm/mach-shmobile/setup-r8a7779.c |    5 +++++
 1 file changed, 5 insertions(+)

--- 0007/arch/arm/mach-shmobile/setup-r8a7779.c
+++ work/arch/arm/mach-shmobile/setup-r8a7779.c	2012-03-01 12:28:07.000000000 +0900
@@ -34,6 +34,7 @@
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
+#include <asm/hardware/cache-l2x0.h>
 
 static struct map_desc r8a7779_io_desc[] __initdata = {
 	/* 2M entity map for 0xf0000000 (MPCORE) */
@@ -242,6 +243,10 @@ static struct platform_device *r8a7779_l
 
 void __init r8a7779_add_standard_devices(void)
 {
+#ifdef CONFIG_CACHE_L2X0
+	/* Early BRESP enable, Shared attribute override enable, 64K*16way */
+	l2x0_init(__io(0xf0100000), 0x40470000, 0x82000fff);
+#endif
 	r8a7779_pm_init();
 
 	r8a7779_init_pm_domain(&r8a7779_sh4a);