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Bumped voltages for low OPPs for rk3399 in current/dev (#2197)

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Piotr Szczepanik 2020-09-09 21:51:31 +02:00 committed by GitHub
parent 9a096fc557
commit 3c76abb8c5
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 80 additions and 0 deletions
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40
patch/kernel/rockchip64-current/rk3399-bump-voltages-for-low-opps.patch Normal file
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@ -0,0 +1,40 @@
The change is in line with the following commit from Rockchip's BSP:
https://github.com/rockchip-linux/kernel/commit/7a8a38540302b746cdb1238023d807190c1ee485
"It is better to make the voltage greater than 810mV
and it will be more stable."
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
index 30f353c10..996fe66a5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
@@ -10,12 +10,12 @@
opp00 {
opp-hz = /bits/ 64 <408000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
clock-latency-ns = <40000>;
};
opp01 {
opp-hz = /bits/ 64 <600000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
};
opp02 {
opp-hz = /bits/ 64 <816000000>;
@@ -45,12 +45,12 @@
opp00 {
opp-hz = /bits/ 64 <408000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
clock-latency-ns = <40000>;
};
opp01 {
opp-hz = /bits/ 64 <600000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
};
opp02 {
opp-hz = /bits/ 64 <816000000>;

40
patch/kernel/rockchip64-dev/rk3399-bump-voltages-for-low-opps.patch Normal file
View File

@ -0,0 +1,40 @@
The change is in line with the following commit from Rockchip's BSP:
https://github.com/rockchip-linux/kernel/commit/7a8a38540302b746cdb1238023d807190c1ee485
"It is better to make the voltage greater than 810mV
and it will be more stable."
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
index 30f353c10..996fe66a5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
@@ -10,12 +10,12 @@
opp00 {
opp-hz = /bits/ 64 <408000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
clock-latency-ns = <40000>;
};
opp01 {
opp-hz = /bits/ 64 <600000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
};
opp02 {
opp-hz = /bits/ 64 <816000000>;
@@ -45,12 +45,12 @@
opp00 {
opp-hz = /bits/ 64 <408000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
clock-latency-ns = <40000>;
};
opp01 {
opp-hz = /bits/ 64 <600000000>;
- opp-microvolt = <800000>;
+ opp-microvolt = <825000>;
};
opp02 {
opp-hz = /bits/ 64 <816000000>;