Commit 14dbef67 authored by qianfan Zhao's avatar qianfan Zhao Committed by Jernej Skrabec
Browse files

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: default avatarqianfan Zhao <qianfanguijin@163.com>
Reviewed-by: default avatarSamuel Holland <samuel@sholland.org>
Tested-by: default avatarSamuel Holland <samuel@sholland.org>
Signed-off-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220517013607.2252-3-qianfanguijin@163.com
parent 6d5f3f67
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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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/{
	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 @@ cpu0: cpu@0 {
			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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