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ipq806x: ipq4019: dts: fix maximum cpu speed

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Supported frequencies of all ipq40xx chips are 48, 200, 500 and 716.8 MHz.
Previous 666MHz setting was most likely related to instability of early
chips/boards made before mass production.

Signed-off-by: Roman Yeryomin <roman@advem.lv>
This commit is contained in:
Roman Yeryomin 2017-10-30 01:19:32 +02:00 committed by John Crispin
parent 21802ce3ab
commit a22e2bd37d
2 changed files with 13 additions and 9 deletions
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9
target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-fritz4040.dts
View file

@ -215,12 +215,3 @@
};
};
};
&cpu0_opp_table {
/delete-node/ opp@666000000;
opp@710000000 {
opp-hz = /bits/ 64 <710000000>;
clock-latency-ns = <256000>;
};
};

13
target/linux/ipq806x/patches-4.9/864-06-dts-ipq4019-fix-max-cpu-speed.patch Normal file
View file

@ -0,0 +1,13 @@
--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi
@@ -108,8 +108,8 @@
opp-hz = /bits/ 64 <500000000>;
clock-latency-ns = <256000>;
};
- opp@666000000 {
- opp-hz = /bits/ 64 <666000000>;
+ opp@716800000 {
+ opp-hz = /bits/ 64 <716800000>;
clock-latency-ns = <256000>;
};
};