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Message-Id: <20250410-dt-cpu-schema-v2-10-63d7dc9ddd0a@kernel.org>
Date: Thu, 10 Apr 2025 10:47:31 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Samuel Holland <samuel@...lland.org>, Conor Dooley <conor@...nel.org>,
Nicolas Ferre <nicolas.ferre@...rochip.com>,
Claudiu Beznea <claudiu.beznea@...on.dev>,
Steen Hegelund <Steen.Hegelund@...rochip.com>,
Daniel Machon <daniel.machon@...rochip.com>, UNGLinuxDriver@...rochip.com,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konradybcio@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>, Heiko Stuebner <heiko@...ech.de>,
Neil Armstrong <neil.armstrong@...aro.org>,
Kevin Hilman <khilman@...libre.com>, Jerome Brunet <jbrunet@...libre.com>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Magnus Damm <magnus.damm@...il.com>,
Lorenzo Pieralisi <lpieralisi@...nel.org>, Andy Gross <agross@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
Stephen Boyd <sboyd@...nel.org>, zhouyanjie@...yeetech.com,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
Stephan Gerhold <stephan.gerhold@...aro.org>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
linux-arm-msm@...r.kernel.org, imx@...ts.linux.dev,
linux-rockchip@...ts.infradead.org, linux-amlogic@...ts.infradead.org,
linux-renesas-soc@...r.kernel.org, linux-mips@...r.kernel.org,
linux-pm@...r.kernel.org, linux-mediatek@...ts.infradead.org
Subject: [PATCH v2 10/17] arm: dts: rockchip: Drop redundant CPU
"clock-latency"
The "clock-latency" property is part of the deprecated opp-v1 binding
and is redundant if the opp-v2 table has equal or larger values in any
"clock-latency-ns". Add any missing "clock-latency-ns" properties and
remove "clock-latency".
Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
arch/arm/boot/dts/rockchip/rk3128.dtsi | 8 +++++++-
arch/arm/boot/dts/rockchip/rk3188.dtsi | 1 -
arch/arm/boot/dts/rockchip/rk322x.dtsi | 1 -
arch/arm/boot/dts/rockchip/rk3288.dtsi | 5 +----
arch/arm/boot/dts/rockchip/rv1108.dtsi | 1 -
5 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index d4572146d135..c49099954c28 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -48,7 +48,6 @@ cpu0: cpu@f00 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf00>;
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
resets = <&cru SRST_CORE0>;
operating-points-v2 = <&cpu_opp_table>;
@@ -87,31 +86,38 @@ cpu_opp_table: opp-table-0 {
opp-216000000 {
opp-hz = /bits/ 64 <216000000>;
opp-microvolt = <950000 950000 1325000>;
+ clock-latency-ns = <40000>;
};
opp-408000000 {
opp-hz = /bits/ 64 <408000000>;
opp-microvolt = <950000 950000 1325000>;
+ clock-latency-ns = <40000>;
};
opp-600000000 {
opp-hz = /bits/ 64 <600000000>;
opp-microvolt = <950000 950000 1325000>;
+ clock-latency-ns = <40000>;
};
opp-696000000 {
opp-hz = /bits/ 64 <696000000>;
opp-microvolt = <975000 975000 1325000>;
+ clock-latency-ns = <40000>;
};
opp-816000000 {
opp-hz = /bits/ 64 <816000000>;
opp-microvolt = <1075000 1075000 1325000>;
opp-suspend;
+ clock-latency-ns = <40000>;
};
opp-1008000000 {
opp-hz = /bits/ 64 <1008000000>;
opp-microvolt = <1200000 1200000 1325000>;
+ clock-latency-ns = <40000>;
};
opp-1200000000 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <1325000 1325000 1325000>;
+ clock-latency-ns = <40000>;
};
};
diff --git a/arch/arm/boot/dts/rockchip/rk3188.dtsi b/arch/arm/boot/dts/rockchip/rk3188.dtsi
index 44b54af0bbf9..850bd6e67895 100644
--- a/arch/arm/boot/dts/rockchip/rk3188.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3188.dtsi
@@ -23,7 +23,6 @@ cpu0: cpu@0 {
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0x0>;
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
operating-points-v2 = <&cpu0_opp_table>;
resets = <&cru SRST_CORE0>;
diff --git a/arch/arm/boot/dts/rockchip/rk322x.dtsi b/arch/arm/boot/dts/rockchip/rk322x.dtsi
index 96421355c274..cd11a018105b 100644
--- a/arch/arm/boot/dts/rockchip/rk322x.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk322x.dtsi
@@ -36,7 +36,6 @@ cpu0: cpu@f00 {
resets = <&cru SRST_CORE0>;
operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>; /* min followed by max */
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
enable-method = "psci";
};
diff --git a/arch/arm/boot/dts/rockchip/rk3288.dtsi b/arch/arm/boot/dts/rockchip/rk3288.dtsi
index 3f1d640afafa..42d705b544ec 100644
--- a/arch/arm/boot/dts/rockchip/rk3288.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3288.dtsi
@@ -70,7 +70,6 @@ cpu0: cpu@500 {
resets = <&cru SRST_CORE0>;
operating-points-v2 = <&cpu_opp_table>;
#cooling-cells = <2>; /* min followed by max */
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
dynamic-power-coefficient = <370>;
};
@@ -81,7 +80,6 @@ cpu1: cpu@501 {
resets = <&cru SRST_CORE1>;
operating-points-v2 = <&cpu_opp_table>;
#cooling-cells = <2>; /* min followed by max */
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
dynamic-power-coefficient = <370>;
};
@@ -92,7 +90,6 @@ cpu2: cpu@502 {
resets = <&cru SRST_CORE2>;
operating-points-v2 = <&cpu_opp_table>;
#cooling-cells = <2>; /* min followed by max */
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
dynamic-power-coefficient = <370>;
};
@@ -103,7 +100,6 @@ cpu3: cpu@503 {
resets = <&cru SRST_CORE3>;
operating-points-v2 = <&cpu_opp_table>;
#cooling-cells = <2>; /* min followed by max */
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
dynamic-power-coefficient = <370>;
};
@@ -116,6 +112,7 @@ cpu_opp_table: opp-table-0 {
opp-126000000 {
opp-hz = /bits/ 64 <126000000>;
opp-microvolt = <900000>;
+ clock-latency-ns = <40000>;
};
opp-216000000 {
opp-hz = /bits/ 64 <216000000>;
diff --git a/arch/arm/boot/dts/rockchip/rv1108.dtsi b/arch/arm/boot/dts/rockchip/rv1108.dtsi
index f3291f3bbc6f..42a4d72597a5 100644
--- a/arch/arm/boot/dts/rockchip/rv1108.dtsi
+++ b/arch/arm/boot/dts/rockchip/rv1108.dtsi
@@ -32,7 +32,6 @@ cpu0: cpu@f00 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf00>;
- clock-latency = <40000>;
clocks = <&cru ARMCLK>;
#cooling-cells = <2>; /* min followed by max */
dynamic-power-coefficient = <75>;
--
2.47.2
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