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authorRanganath Krishnan2013-07-25 19:24:29 -0500
committerRanganath Krishnan2013-08-06 12:13:58 -0500
commitb8e46f23e78fb2b804e5222590fbd90df340b114 (patch)
tree612d98be810507f0178a1be97162479f6b903297
parentfaf49a07abf4fed564a20fc316ed86837e8b7c8d (diff)
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ARM: dts: dra7: Set cpufreq transition latency value
Without clock-latency initialization, default value of (2^32 -1) is taken. Because of the too long transition latency, ondemand governor fails and the cpufreq governor fallback to performance governor. With this change, ondemand governor can be enabled by default for DRA7. clock-latency value referenced from omap5 (TBD: to be instrumented and use the actual value at later point of time) Change-Id: I2fa2e53088ba7e7f8f8509a8005b81ee593b55a7 Signed-off-by: Ranganath Krishnan <ranganath@ti.com>
-rw-r--r--arch/arm/boot/dts/dra7.dtsi6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 50f912799c98..3a664c3ed54c 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -33,6 +33,12 @@
33 >; 33 >;
34 clocks = <&dpll_mpu_ck>; 34 clocks = <&dpll_mpu_ck>;
35 clock-names = "cpu"; 35 clock-names = "cpu";
36 /*
37 * Transition latency reference from omap5.
38 * TBD: to be instrumented and use the actual
39 * value at later point of time
40 */
41 clock-latency = <300000>;
36 timer { 42 timer {
37 compatible = "arm,armv7-timer"; 43 compatible = "arm,armv7-timer";
38 /* 44 /*