[PATCH v5 2/3] ARM: dts: sun8i-r40: add opp table for cpu
qianfanguijin at 163.com
qianfanguijin at 163.com
Mon May 16 18:36:06 PDT 2022
From: qianfan Zhao <qianfanguijin at 163.com>
OPP table value is get from allwinner lichee linux-3.10 kernel driver
Signed-off-by: qianfan Zhao <qianfanguijin at 163.com>
---
.../boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 1 +
arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi | 52 +++++++++++++++++++
arch/arm/boot/dts/sun8i-r40-feta40i.dtsi | 1 +
arch/arm/boot/dts/sun8i-r40.dtsi | 8 +++
arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts | 1 +
.../boot/dts/sun8i-v40-bananapi-m2-berry.dts | 1 +
6 files changed, 64 insertions(+)
create mode 100644 arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi
diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
index 4f30018ec4a2..28197bbcb1d5 100644
--- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
+++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
@@ -43,6 +43,7 @@
/dts-v1/;
#include "sun8i-r40.dtsi"
+#include "sun8i-r40-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi b/arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi
new file mode 100644
index 000000000000..4faa22d3bac8
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi
@@ -0,0 +1,52 @@
+/{
+ cpu0_opp_table: opp_table0 {
+ 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>;
+};
diff --git a/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi b/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi
index b872b51a346d..9f39b5a2bb35 100644
--- a/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi
@@ -5,6 +5,7 @@
// Copyright (C) 2017 Icenowy Zheng <icenowy at aosc.io>
#include "sun8i-r40.dtsi"
+#include "sun8i-r40-cpu-opp.dtsi"
&cpu0 {
cpu-supply = <®_dcdc2>;
diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 291f4784e86c..ae2a5ebd9924 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -84,24 +84,32 @@ cpu0: cpu at 0 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0>;
+ clocks = <&ccu CLK_CPU>;
+ clock-names = "cpu";
};
cpu1: cpu at 1 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <1>;
+ clocks = <&ccu CLK_CPU>;
+ clock-names = "cpu";
};
cpu2: cpu at 2 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <2>;
+ clocks = <&ccu CLK_CPU>;
+ clock-names = "cpu";
};
cpu3: cpu at 3 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <3>;
+ clocks = <&ccu CLK_CPU>;
+ clock-names = "cpu";
};
};
diff --git a/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts b/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts
index 0eb1990742ff..9f472521f4a4 100644
--- a/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts
+++ b/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts
@@ -45,6 +45,7 @@
/dts-v1/;
#include "sun8i-r40.dtsi"
+#include "sun8i-r40-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
index fdf8bd12faaa..434871040aca 100644
--- a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
+++ b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
@@ -42,6 +42,7 @@
/dts-v1/;
#include "sun8i-r40.dtsi"
+#include "sun8i-r40-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>
--
2.25.1
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