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[1/2] arm: socfpga: update l2 cache settings

Message ID 1416546280-12068-1-git-send-email-dinguyen@opensource.altera.com (mailing list archive)
State New, archived
Headers show

Commit Message

dinguyen@opensource.altera.com Nov. 21, 2014, 5:04 a.m. UTC 
From: Dinh Nguyen <dinguyen@opensource.altera.com>

Enable D and I prefetch helps improve SDRAM preformance.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
---
 arch/arm/mach-socfpga/socfpga.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/mach-socfpga/socfpga.c b/arch/arm/mach-socfpga/socfpga.c
index adbf383..13b1858 100644
--- a/arch/arm/mach-socfpga/socfpga.c
+++ b/arch/arm/mach-socfpga/socfpga.c
@@ -104,7 +104,8 @@  static const char *altera_dt_match[] = {
 };
 
 DT_MACHINE_START(SOCFPGA, "Altera SOCFPGA")
-	.l2c_aux_val	= 0,
+	.l2c_aux_val	= L310_AUX_CTRL_DATA_PREFETCH |
+			  L310_AUX_CTRL_INSTR_PREFETCH,
 	.l2c_aux_mask	= ~0,
 	.smp		= smp_ops(socfpga_smp_ops),
 	.map_io		= socfpga_map_io,