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rk29: L2 Data RAM latency set to 9 cycles
author
黄涛
<huangtao@rock-chips.com>
Tue, 22 Feb 2011 10:16:26 +0000
(18:16 +0800)
committer
黄涛
<huangtao@rock-chips.com>
Tue, 22 Feb 2011 10:16:56 +0000
(18:16 +0800)
arch/arm/mm/proc-v7.S
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diff --git
a/arch/arm/mm/proc-v7.S
b/arch/arm/mm/proc-v7.S
index b388331c25ac7fa615e4d91245d3f49e87c14942..7a246d5c268cdaccfd82c3b07782d9b7b52e054f 100644
(file)
--- a/
arch/arm/mm/proc-v7.S
+++ b/
arch/arm/mm/proc-v7.S
@@
-272,7
+272,7
@@
__v7_setup:
bic r5, r5, #7 << 6
bic r5, r5, #15
orr r5, r5, #3 << 6 @ Tag RAM latency: b011 = 4 cycles
- orr r5, r5, #
12 @ Data RAM latency: b0101 = 6
cycles
+ orr r5, r5, #
8 @ Data RAM latency: b1000 = 9
cycles
mcr p15, 1, r5, c9, c0, 2
#endif