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ARM: dts: rk3036: add the opp table for rk3036

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In order to save power and improve the performance, we can add the opp
table for rk3036 SoCs.

Also, make sure the codec works happily, we should ensure the arm/logic
voltage is greater than 1v.

Change-Id: I9aa17be547eb21e5a83c09780356436c3075bae6
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
This commit is contained in:
Caesar Wang
2017-10-20 18:09:38 +08:00
parent 2e2a36fadc
commit 529190e011
1 changed files with 34 additions and 5 deletions
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39
arch/arm/boot/dts/rk3036.dtsi
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@@ -74,11 +74,7 @@
compatible = "arm,cortex-a7";
reg = <0xf00>;
resets = <&cru SRST_CORE0>;
operating-points = <
/* KHz uV */
816000 1000000
>;
clock-latency = <40000>;
operating-points-v2 = <&cpu0_opp_table>;
clocks = <&cru ARMCLK>;
};
@@ -87,6 +83,39 @@
compatible = "arm,cortex-a7";
reg = <0xf01>;
resets = <&cru SRST_CORE1>;
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 = <1000000>;
clock-latency-ns = <40000>;
};
opp-600000000 {
opp-hz = /bits/ 64 <600000000>;
opp-microvolt = <1000000>;
clock-latency-ns = <40000>;
};
opp-816000000 {
opp-hz = /bits/ 64 <816000000>;
opp-microvolt = <1100000>;
clock-latency-ns = <40000>;
opp-suspend;
};
opp-1008000000 {
opp-hz = /bits/ 64 <1008000000>;
opp-microvolt = <1150000>;
clock-latency-ns = <40000>;
};
opp-1200000000 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <1225000>;
clock-latency-ns = <40000>;
};
};