linux-kernel - [PATCH v2 01/17] arm64: dts: allwinner: h5/h6: Drop spurious 'clock-latency-ns' properties

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Message-Id: <20250410-dt-cpu-schema-v2-1-63d7dc9ddd0a@kernel.org>
Date: Thu, 10 Apr 2025 10:47:22 -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, 
 Andre Przywara <andre.przywara@....com>
Subject: [PATCH v2 01/17] arm64: dts: allwinner: h5/h6: Drop spurious
 'clock-latency-ns' properties

'clock-latency-ns' is not a valid property for CPU nodes. It belongs in
OPP table (which has it). Drop them from the CPU nodes.

Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
Reviewed-by: Andre Przywara <andre.przywara@....com>
Acked-by: Jernej Skrabec <jernej.skrabec@...il.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 4 ----
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 4 ----
 2 files changed, 8 deletions(-)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
index d3caf27b6a55..48802bf02f3b 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
@@ -16,7 +16,6 @@ cpu0: cpu@0 {
 			reg = <0>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 		};

@@ -26,7 +25,6 @@ cpu1: cpu@1 {
 			reg = <1>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 		};

@@ -36,7 +34,6 @@ cpu2: cpu@2 {
 			reg = <2>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 		};

@@ -46,7 +43,6 @@ cpu3: cpu@3 {
 			reg = <3>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 		};
 	};
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 2301c59b41b1..73e8604315c5 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -27,7 +27,6 @@ cpu0: cpu@0 {
 			reg = <0>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 			i-cache-size = <0x8000>;
 			i-cache-line-size = <64>;
@@ -44,7 +43,6 @@ cpu1: cpu@1 {
 			reg = <1>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 			i-cache-size = <0x8000>;
 			i-cache-line-size = <64>;
@@ -61,7 +59,6 @@ cpu2: cpu@2 {
 			reg = <2>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 			i-cache-size = <0x8000>;
 			i-cache-line-size = <64>;
@@ -78,7 +75,6 @@ cpu3: cpu@3 {
 			reg = <3>;
 			enable-method = "psci";
 			clocks = <&ccu CLK_CPUX>;
-			clock-latency-ns = <244144>; /* 8 32k periods */
 			#cooling-cells = <2>;
 			i-cache-size = <0x8000>;
 			i-cache-line-size = <64>;

-- 
2.47.2