ARM: dts: sun8i-r40: add opp table for cpu

OPP table value is get from allwinner lichee linux-3.10 kernel driver

Signed-off-by: qianfan Zhao <qianfanguijin@163.com>
Reviewed-by: Samuel Holland <samuel@sholland.org>
Tested-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220517013607.2252-3-qianfanguijin@163.com
This commit is contained in:
qianfan Zhao
2022-05-17 09:36:06 +08:00
committed by Jernej Skrabec
parent 6d5f3f6758
commit 14dbef6772
6 changed files with 64 additions and 0 deletions

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@@ -43,6 +43,7 @@
/dts-v1/;
#include "sun8i-r40.dtsi"
#include "sun8i-r40-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>

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@@ -0,0 +1,52 @@
/{
cpu0_opp_table: opp-table-cpu {
compatible = "operating-points-v2";
opp-shared;
opp-720000000 {
opp-hz = /bits/ 64 <720000000>;
opp-microvolt = <1000000 1000000 1300000>;
clock-latency-ns = <2000000>;
};
opp-912000000 {
opp-hz = /bits/ 64 <912000000>;
opp-microvolt = <1100000 1100000 1300000>;
clock-latency-ns = <2000000>;
};
opp-1008000000 {
opp-hz = /bits/ 64 <1008000000>;
opp-microvolt = <1160000 1160000 1300000>;
clock-latency-ns = <2000000>;
};
opp-1104000000 {
opp-hz = /bits/ 64 <1104000000>;
opp-microvolt = <1240000 1240000 1300000>;
clock-latency-ns = <2000000>;
};
opp-1200000000 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <1300000 1300000 1300000>;
clock-latency-ns = <2000000>;
};
};
};
&cpu0 {
operating-points-v2 = <&cpu0_opp_table>;
};
&cpu1 {
operating-points-v2 = <&cpu0_opp_table>;
};
&cpu2 {
operating-points-v2 = <&cpu0_opp_table>;
};
&cpu3 {
operating-points-v2 = <&cpu0_opp_table>;
};

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@@ -5,6 +5,7 @@
// Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
#include "sun8i-r40.dtsi"
#include "sun8i-r40-cpu-opp.dtsi"
&cpu0 {
cpu-supply = <&reg_dcdc2>;

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@@ -85,24 +85,32 @@
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0>;
clocks = <&ccu CLK_CPU>;
clock-names = "cpu";
};
cpu1: cpu@1 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <1>;
clocks = <&ccu CLK_CPU>;
clock-names = "cpu";
};
cpu2: cpu@2 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <2>;
clocks = <&ccu CLK_CPU>;
clock-names = "cpu";
};
cpu3: cpu@3 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <3>;
clocks = <&ccu CLK_CPU>;
clock-names = "cpu";
};
};

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@@ -45,6 +45,7 @@
/dts-v1/;
#include "sun8i-r40.dtsi"
#include "sun8i-r40-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>

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@@ -42,6 +42,7 @@
/dts-v1/;
#include "sun8i-r40.dtsi"
#include "sun8i-r40-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>