Linux ARM-MSM sub-architecture
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From: "Rob Herring (Arm)" <robh@kernel.org>
To: Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
	 Jernej Skrabec <jernej.skrabec@gmail.com>,
	 Samuel Holland <samuel@sholland.org>,
	 "Rafael J. Wysocki" <rafael@kernel.org>,
	 Viresh Kumar <viresh.kumar@linaro.org>,
	 Matthias Brugger <matthias.bgg@gmail.com>,
	 AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	 Vincenzo Frascino <vincenzo.frascino@arm.com>,
	 Liviu Dudau <liviu.dudau@arm.com>,
	Sudeep Holla <sudeep.holla@arm.com>,
	 Lorenzo Pieralisi <lpieralisi@kernel.org>,
	 Bjorn Andersson <andersson@kernel.org>,
	 Konrad Dybcio <konradybcio@kernel.org>,
	 Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	 Viresh Kumar <vireshk@kernel.org>, Nishanth Menon <nm@ti.com>,
	 Stephen Boyd <sboyd@kernel.org>,
	zhouyanjie@wanyeetech.com,  Conor Dooley <conor@kernel.org>,
	 Nicolas Ferre <nicolas.ferre@microchip.com>,
	 Claudiu Beznea <claudiu.beznea@tuxon.dev>,
	 Steen Hegelund <Steen.Hegelund@microchip.com>,
	 Daniel Machon <daniel.machon@microchip.com>,
	UNGLinuxDriver@microchip.com,  Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>,
	Heiko Stuebner <heiko@sntech.de>,
	 Neil Armstrong <neil.armstrong@linaro.org>,
	 Kevin Hilman <khilman@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	 Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	 Geert Uytterhoeven <geert+renesas@glider.be>,
	 Magnus Damm <magnus.damm@gmail.com>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	 linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
	 linux-pm@vger.kernel.org, linux-mediatek@lists.infradead.org,
	 linux-arm-msm@vger.kernel.org, linux-mips@vger.kernel.org,
	 imx@lists.linux.dev, linux-rockchip@lists.infradead.org,
	 linux-amlogic@lists.infradead.org,
	linux-renesas-soc@vger.kernel.org
Subject: [PATCH 12/19] arm: dts: rockchip: Drop redundant CPU "clock-latency"
Date: Thu, 03 Apr 2025 21:59:33 -0500	[thread overview]
Message-ID: <20250403-dt-cpu-schema-v1-12-076be7171a85@kernel.org> (raw)
In-Reply-To: <20250403-dt-cpu-schema-v1-0-076be7171a85@kernel.org>

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@kernel.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


  parent reply	other threads:[~2025-04-04  2:59 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-04  2:59 [PATCH 00/19] Arm cpu schema clean-ups Rob Herring (Arm)
2025-04-04  2:59 ` [PATCH 01/19] arm64: dts: allwinner: h5/h6: Drop spurious 'clock-latency-ns' properties Rob Herring (Arm)
2025-04-04 12:39   ` Andre Przywara
2025-04-10  6:43   ` Jernej Škrabec
2025-04-04  2:59 ` [PATCH 02/19] arm64: dts: broadcom: bcm2712: Use "l2-cache" for L2 cache node names Rob Herring (Arm)
2025-04-10 12:36   ` Philippe Mathieu-Daudé
2025-04-04  2:59 ` [PATCH 03/19] arm64: dts: morello: Fix-up cache nodes Rob Herring (Arm)
2025-04-10 12:37   ` Philippe Mathieu-Daudé
2025-04-10 14:12   ` Sudeep Holla
2025-04-04  2:59 ` [PATCH 04/19] arm64: dts: microchip: sparx5: Fix CPU node "enable-method" property dependencies Rob Herring (Arm)
2025-04-04  9:43   ` Daniel Machon
2025-04-04  2:59 ` [PATCH 05/19] arm64: dts: qcom: qdu1000: Fix qcom,freq-domain Rob Herring (Arm)
2025-04-04 20:28   ` Konrad Dybcio
2025-04-04  2:59 ` [PATCH 06/19] arm64: dts: qcom: msm8939: Fix CPU node "enable-method" property dependencies Rob Herring (Arm)
2025-04-04 12:04   ` Stephan Gerhold
2025-04-04 13:18     ` Rob Herring
2025-04-04 14:10       ` Rob Herring
2025-04-04  2:59 ` [PATCH 07/19] arm64: dts: qcom: msm8992-lg-h815: " Rob Herring (Arm)
2025-04-04 20:30   ` Konrad Dybcio
2025-04-04 20:32     ` Konrad Dybcio
2025-04-05 14:42       ` Alexander Reimelt
2025-04-04  2:59 ` [PATCH 08/19] arm: dts: qcom: msm8916: Move "qcom,acc" and "qcom,saw" to 32-bit .dtsi Rob Herring (Arm)
2025-04-04  2:59 ` [PATCH 09/19] arm: dts: qcom: sdx55/sdx65: Fix CPU power-domain-names Rob Herring (Arm)
2025-04-04 10:30   ` Ulf Hansson
2025-04-04 14:05     ` Rob Herring
2025-04-04 20:41   ` Konrad Dybcio
2025-04-07 16:27     ` Ulf Hansson
2025-04-09 18:35       ` Konrad Dybcio
2025-04-10  7:10         ` Stephan Gerhold
2025-04-10 16:25           ` Konrad Dybcio
2025-04-04  2:59 ` [PATCH 10/19] arm/arm64: dts: imx: Drop redundant CPU "clock-latency" Rob Herring (Arm)
2025-04-04  2:59 ` [PATCH 11/19] arm: dts: qcom: ipq4019: " Rob Herring (Arm)
2025-04-04 20:42   ` Konrad Dybcio
2025-04-04  2:59 ` Rob Herring (Arm) [this message]
2025-04-04  2:59 ` [PATCH 13/19] arm64: dts: amlogic: " Rob Herring (Arm)
2025-04-04  7:11   ` Neil Armstrong
2025-04-04  2:59 ` [PATCH 14/19] dt-bindings: arm/cpus: Add schemas for "enable-method" dependencies Rob Herring (Arm)
2025-04-04 14:56   ` Rob Herring (Arm)
2025-04-10 14:11     ` Rob Herring
2025-04-10 14:14       ` Dmitry Baryshkov
2025-04-07 12:28   ` Sudeep Holla
2025-04-04  2:59 ` [PATCH 15/19] dt-bindings: arm/cpus: Re-wrap 'description' entries Rob Herring (Arm)
2025-04-04  2:59 ` [PATCH 16/19] dt-bindings: Reference opp-v1 schema in CPU schemas Rob Herring (Arm)
2025-04-04 11:32   ` AngeloGioacchino Del Regno
2025-04-04  2:59 ` [PATCH 17/19] dt-bindings: arm/cpus: Add missing properties Rob Herring (Arm)
2025-04-04 11:32   ` AngeloGioacchino Del Regno
2025-04-04  2:59 ` [PATCH 18/19] dt-bindings: arm/cpus: Add power-domains constraints Rob Herring (Arm)
2025-04-04 10:36   ` Ulf Hansson
2025-04-04 13:09     ` Rob Herring
2025-04-07 16:23       ` Ulf Hansson
2025-04-07 16:50         ` Rob Herring
2025-04-08 12:17           ` Ulf Hansson
2025-04-07 12:30     ` Sudeep Holla
2025-04-07 12:49       ` Rob Herring
2025-04-07 16:18         ` Ulf Hansson
2025-04-04 11:35   ` AngeloGioacchino Del Regno
2025-04-04  2:59 ` [PATCH 19/19] dt-bindings: cpufreq: Drop redundant Mediatek binding Rob Herring (Arm)
2025-04-04 11:32   ` AngeloGioacchino Del Regno
2025-04-07 15:04 ` (subset) [PATCH 00/19] Arm cpu schema clean-ups Conor Dooley
2025-04-08  5:57 ` Viresh Kumar
2025-04-10 14:14   ` Rob Herring

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