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Groups > linux.kernel > #1642968
| From | Frank Wang <frank.wang@rock-chips.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/4] arm: dts: rk322x: add operating-points-v2 property for cpu |
| Date | 2017-05-17 06:50 +0200 |
| Message-ID | <tHZ4l-6Ti-5@gated-at.bofh.it> (permalink) |
| References | <tHZ4l-6Ti-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
From: Finley Xiao <finley.xiao@rock-chips.com>
This patch adds a new opp table for cpu on rk322x SoC.
Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
---
arch/arm/boot/dts/rk322x.dtsi | 36 ++++++++++++++++++++++++++++++++----
1 file changed, 32 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index 40044e8..7809e56 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -66,10 +66,7 @@
compatible = "arm,cortex-a7";
reg = <0xf00>;
resets = <&cru SRST_CORE0>;
- operating-points = <
- /* KHz uV */
- 816000 1000000
- >;
+ operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>; /* min followed by max */
clock-latency = <40000>;
clocks = <&cru ARMCLK>;
@@ -80,6 +77,7 @@
compatible = "arm,cortex-a7";
reg = <0xf01>;
resets = <&cru SRST_CORE1>;
+ operating-points-v2 = <&cpu0_opp_table>;
};
cpu2: cpu@f02 {
@@ -87,6 +85,7 @@
compatible = "arm,cortex-a7";
reg = <0xf02>;
resets = <&cru SRST_CORE2>;
+ operating-points-v2 = <&cpu0_opp_table>;
};
cpu3: cpu@f03 {
@@ -94,6 +93,35 @@
compatible = "arm,cortex-a7";
reg = <0xf03>;
resets = <&cru SRST_CORE3>;
+ operating-points-v2 = <&cpu0_opp_table>;
+ };
+ };
+
+ cpu0_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-408000000 {
+ opp-hz = /bits/ 64 <408000000>;
+ opp-microvolt = <950000>;
+ clock-latency-ns = <40000>;
+ opp-suspend;
+ };
+ opp-600000000 {
+ opp-hz = /bits/ 64 <600000000>;
+ opp-microvolt = <975000>;
+ };
+ opp-816000000 {
+ opp-hz = /bits/ 64 <816000000>;
+ opp-microvolt = <1000000>;
+ };
+ opp-1008000000 {
+ opp-hz = /bits/ 64 <1008000000>;
+ opp-microvolt = <1175000>;
+ };
+ opp-1200000000 {
+ opp-hz = /bits/ 64 <1200000000>;
+ opp-microvolt = <1275000>;
};
};
--
2.0.0
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[PATCH 0/4] amend some properties related clk and cpu for rk322x Frank Wang <frank.wang@rock-chips.com> - 2017-05-17 06:50 +0200
[PATCH 2/4] arm: dts: rk322x: add operating-points-v2 property for cpu Frank Wang <frank.wang@rock-chips.com> - 2017-05-17 06:50 +0200
Re: [PATCH 2/4] arm: dts: rk322x: add operating-points-v2 property for cpu Viresh Kumar <viresh.kumar@linaro.org> - 2017-05-17 07:40 +0200
[PATCH 3/4] arm: dts: rk3229: add a new cpu opp table Frank Wang <frank.wang@rock-chips.com> - 2017-05-17 06:50 +0200
Re: [PATCH 3/4] arm: dts: rk3229: add a new cpu opp table Viresh Kumar <viresh.kumar@linaro.org> - 2017-05-17 07:40 +0200
[PATCH 4/4] arm: dts: rk322x: update tsadc's frequence setting Frank Wang <frank.wang@rock-chips.com> - 2017-05-17 06:50 +0200
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