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-rw-r--r--arch/arm/mach-kirkwood/cache.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/cache.c b/arch/arm/mach-kirkwood/cache.c
new file mode 100644
index 0000000..e18a309
--- /dev/null
+++ b/arch/arm/mach-kirkwood/cache.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2012 Michael Walle
+ * Michael Walle <michael@walle.cc>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <asm/arch/cpu.h>
+
+#define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22)
+
+void l2_cache_disable()
+{
+ u32 ctrl;
+
+ ctrl = readfr_extra_feature_reg();
+ ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN;
+ writefr_extra_feature_reg(ctrl);
+}