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sunxi: add cpufreq support for Allwinner H5

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This commit is contained in:
AmadeusGhost 2021-02-03 11:20:06 +08:00
parent 3adf449fa9
commit a956b8d05e
6 changed files with 285 additions and 0 deletions
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21
target/linux/sunxi/patches-4.19/023-cpufreq-dt-platdev-Add-allwinner-sun50i-h5-compatible.patch Normal file
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@ -0,0 +1,21 @@
From 1d78fb6bf60b011bd60ebc9d6ef9499f91c29267 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Thu, 30 Mar 2017 12:58:43 +0200
Subject: [PATCH 08/82] cpufreq: dt-platdev: Add allwinner,sun50i-h5 compatible
---
drivers/cpufreq/cpufreq-dt-platdev.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index fe14c57de6ca..afb511aa5050 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -29,6 +29,7 @@ static const struct of_device_id whitelist[] __initconst = {
{ .compatible = "allwinner,sun8i-a23", },
{ .compatible = "allwinner,sun8i-a83t", },
{ .compatible = "allwinner,sun8i-h3", },
+ { .compatible = "allwinner,sun50i-h5", },
{ .compatible = "apm,xgene-shadowcat", },

48
target/linux/sunxi/patches-4.19/321-ARM-dts-sun8i-h3-Add-clock-frequency.patch Normal file
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@ -0,0 +1,48 @@
From 0d1194aaf2b2ebc571cf01d2353d252c12146d2e Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Mon, 27 Jun 2016 16:08:26 +0200
Subject: [PATCH 10/82] ARM: dts: sun8i-h3: Add clock-frequency
To avoid error messages during boot.
Signed-off-by: Ondrej Jirman <megous@megous.com>
---
arch/arm/boot/dts/sun8i-h3.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
index f0096074a467..cb19ff797606 100644
--- a/arch/arm/boot/dts/sun8i-h3.dtsi
+++ b/arch/arm/boot/dts/sun8i-h3.dtsi
@@ -78,6 +78,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>;
+ clock-frequency = <1200000000>;
};
cpu1: cpu@1 {
@@ -88,6 +89,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>;
+ clock-frequency = <1200000000>;
};
cpu2: cpu@2 {
@@ -98,6 +100,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>;
+ clock-frequency = <1200000000>;
};
cpu3: cpu@3 {
@@ -108,6 +111,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>;
+ clock-frequency = <1200000000>;
};
};

30
target/linux/sunxi/patches-4.19/322-arm64-dts-sun50i-h5-Add-clock-frequency.patch Normal file
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@ -0,0 +1,30 @@
From 6328da39df61f962190870089aaa171a7f8aab2c Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Thu, 30 Mar 2017 13:04:25 +0200
Subject: [PATCH 11/82] arm64: dts: sun50i-h5: Add clock-frequency
To avoid error messages during boot.
Signed-off-by: Ondrej Jirman <megous@megous.com>
---
arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
index 62d646baac3c..4452ab873dec 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
@@ -76,6 +76,13 @@
};
};
+ reg_cpu_fallback: reg_cpu_fallback {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd-cpux-dummy";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ };
+
psci {
compatible = "arm,psci-0.2";
method = "smc";

82
target/linux/sunxi/patches-4.19/323-arm-dts-sunxi-h3-h5-Move-CPU-OPP-table-to-dtsi-share.patch Normal file
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@ -0,0 +1,82 @@
From d4028daf51824eb792fb3c9cc77553ff1edc5d68 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Mon, 14 May 2018 00:56:50 +0200
Subject: [PATCH 12/82] ARM: dts: sunxi-h3-h5: Move CPU OPP table to dtsi
shared by H3/H5
It is identical for H3 and H5, so it better live there.
Signed-off-by: Ondrej Jirman <megous@megous.com>
---
arch/arm/boot/dts/sun8i-h3.dtsi | 23 -----------------------
arch/arm/boot/dts/sunxi-h3-h5.dtsi | 23 +++++++++++++++++++++++
2 files changed, 23 insertions(+), 23 deletions(-)
diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
index cb19ff797606..261ca0356358 100644
--- a/arch/arm/boot/dts/sun8i-h3.dtsi
+++ b/arch/arm/boot/dts/sun8i-h3.dtsi
@@ -43,29 +43,6 @@
#include "sunxi-h3-h5.dtsi"
/ {
- cpu0_opp_table: opp_table0 {
- compatible = "operating-points-v2";
- opp-shared;
-
- opp-648000000 {
- opp-hz = /bits/ 64 <648000000>;
- opp-microvolt = <1040000 1040000 1300000>;
- clock-latency-ns = <244144>; /* 8 32k periods */
- };
-
- opp-816000000 {
- opp-hz = /bits/ 64 <816000000>;
- opp-microvolt = <1100000 1100000 1300000>;
- clock-latency-ns = <244144>; /* 8 32k periods */
- };
-
- opp-1008000000 {
- opp-hz = /bits/ 64 <1008000000>;
- opp-microvolt = <1200000 1200000 1300000>;
- clock-latency-ns = <244144>; /* 8 32k periods */
- };
- };
-
cpus {
#address-cells = <1>;
#size-cells = <0>;
diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
index 13fe5e316136..539b69fecbe9 100644
--- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
@@ -105,6 +105,29 @@
};
};
+ cpu0_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp@648000000 {
+ opp-hz = /bits/ 64 <648000000>;
+ opp-microvolt = <1040000 1040000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
+ opp@816000000 {
+ opp-hz = /bits/ 64 <816000000>;
+ opp-microvolt = <1100000 1100000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
+ opp@1008000000 {
+ opp-hz = /bits/ 64 <1008000000>;
+ opp-microvolt = <1200000 1200000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+ };
+
de: display-engine {
compatible = "allwinner,sun8i-h3-display-engine";
allwinner,pipelines = <&mixer0>;

54
target/linux/sunxi/patches-4.19/324-arm-dts-sunxi-h3-h5-Add-more-CPU-OPP-for-H3-H5.patch Normal file
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@ -0,0 +1,54 @@
From 9e05f3d014b05df39a55dfd6a08d4bd18a301307 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Mon, 14 May 2018 01:13:01 +0200
Subject: [PATCH 13/82] ARM: dts: sunxi-h3-h5: Add more CPU OPP for H3/H5
These OPPs can be used with better cooling and/or thermal regulation.
Signed-off-by: Ondrej Jirman <megous@megous.com>
---
arch/arm/boot/dts/sunxi-h3-h5.dtsi | 78 ++++++++++++++++++++++++++++++
1 file changed, 78 insertions(+)
diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
index 539b69fecbe9..f47c22b622f9 100644
--- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
@@ -109,6 +109,24 @@
compatible = "operating-points-v2";
opp-shared;
+ opp@120000000 {
+ opp-hz = /bits/ 64 <120000000>;
+ opp-microvolt = <1040000 1040000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
+ opp@240000000 {
+ opp-hz = /bits/ 64 <240000000>;
+ opp-microvolt = <1040000 1040000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
+ opp@480000000 {
+ opp-hz = /bits/ 64 <480000000>;
+ opp-microvolt = <1040000 1040000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
opp@648000000 {
opp-hz = /bits/ 64 <648000000>;
opp-microvolt = <1040000 1040000 1300000>;
@@ -121,6 +139,12 @@
clock-latency-ns = <244144>; /* 8 32k periods */
};
+ opp@960000000 {
+ opp-hz = /bits/ 64 <960000000>;
+ opp-microvolt = <1200000 1200000 1300000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
opp@1008000000 {
opp-hz = /bits/ 64 <1008000000>;
opp-microvolt = <1200000 1200000 1300000>;

50
target/linux/sunxi/patches-4.19/325-arm64-dts-sun50i-h5-Enable-cpufreq-dt-on-H5-CPU.patch Normal file
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@ -0,0 +1,50 @@
From 25be6ff78bebfd869a3be0017715f101bd75bb64 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Mon, 14 May 2018 01:19:06 +0200
Subject: [PATCH 15/82] arm64: dts: sun50i-h5: Enable cpufreq-dt on H5 CPU
Uses OPPs shared with H3.
Signed-off-by: Ondrej Jirman <megous@megous.com>
---
arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
index 60fc84a1fb44..acd90f390e88 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
@@ -52,6 +52,9 @@
device_type = "cpu";
reg = <0>;
enable-method = "psci";
+ clocks = <&ccu CLK_CPUX>;
+ clock-names = "cpu";
+ operating-points-v2 = <&cpu0_opp_table>;
};
cpu@1 {
@@ -59,6 +62,7 @@
device_type = "cpu";
reg = <1>;
enable-method = "psci";
+ operating-points-v2 = <&cpu0_opp_table>;
};
cpu@2 {
@@ -66,6 +70,7 @@
device_type = "cpu";
reg = <2>;
enable-method = "psci";
+ operating-points-v2 = <&cpu0_opp_table>;
};
cpu@3 {
@@ -73,6 +78,7 @@
device_type = "cpu";
reg = <3>;
enable-method = "psci";
+ operating-points-v2 = <&cpu0_opp_table>;
};
};