From b4bd9eb0d8f5c20f942ff037c8a7939f69cb188a Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 2 Jun 2009 02:49:25 +0000 Subject: sh: sh7724: L2 cache initialization. Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'arch') diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c index 191f0e2a7e08..000f3b82669b 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c @@ -495,6 +495,15 @@ void __init plat_early_device_setup(void) ARRAY_SIZE(sh7724_early_devices)); } +#define RAMCR_CACHE_L2FC 0x0002 +#define RAMCR_CACHE_L2E 0x0001 +#define L2_CACHE_ENABLE (RAMCR_CACHE_L2E|RAMCR_CACHE_L2FC) +void __uses_jump_to_uncached l2_cache_init(void) +{ + /* Enable L2 cache */ + ctrl_outl(L2_CACHE_ENABLE, RAMCR); +} + enum { UNUSED = 0, -- cgit v1.2.2