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-rw-r--r--arch/arm/mach-socfpga/misc.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/misc.c b/arch/arm/mach-socfpga/misc.c
index 0940cc5..bbd31ef 100644
--- a/arch/arm/mach-socfpga/misc.c
+++ b/arch/arm/mach-socfpga/misc.c
@@ -52,6 +52,18 @@ void enable_caches(void)
#endif
}
+void v7_outer_cache_enable(void)
+{
+ /* disable the L2 cache */
+ writel(0, &pl310->pl310_ctrl);
+
+ /* enable BRESP, instruction and data prefetch, full line of zeroes */
+ setbits_le32(&pl310->pl310_aux_ctrl,
+ L310_AUX_CTRL_DATA_PREFETCH_MASK |
+ L310_AUX_CTRL_INST_PREFETCH_MASK |
+ L310_SHARED_ATT_OVERRIDE_ENABLE);
+}
+
/*
* DesignWare Ethernet initialization
*/