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| author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2009-06-02 02:49:25 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-06-02 12:12:57 +0900 |
| commit | b4bd9eb0d8f5c20f942ff037c8a7939f69cb188a (patch) | |
| tree | a35037457635387e609e01ba2e556ed05745070e /arch/sh/kernel/cpu/sh4a/setup-sh7724.c | |
| parent | fab88d9fe98e9091aafeb9789fbf2e04fdace8ed (diff) | |
| download | blackbird-op-linux-b4bd9eb0d8f5c20f942ff037c8a7939f69cb188a.tar.gz blackbird-op-linux-b4bd9eb0d8f5c20f942ff037c8a7939f69cb188a.zip | |
sh: sh7724: L2 cache initialization.
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu/sh4a/setup-sh7724.c')
| -rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 9 |
1 files changed, 9 insertions, 0 deletions
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, |
