[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20250410-dt-cpu-schema-v2-8-63d7dc9ddd0a@kernel.org>
Date: Thu, 10 Apr 2025 10:47:29 -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 08/17] arm/arm64: dts: imx: 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". The OPP tables have values of 150000, so it can be
removed.
Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
arch/arm/boot/dts/nxp/imx/imx7s.dtsi | 1 -
arch/arm64/boot/dts/freescale/imx8mm.dtsi | 4 ----
arch/arm64/boot/dts/freescale/imx8mn.dtsi | 4 ----
arch/arm64/boot/dts/freescale/imx8mp.dtsi | 4 ----
arch/arm64/boot/dts/freescale/imx8mq.dtsi | 4 ----
5 files changed, 17 deletions(-)
diff --git a/arch/arm/boot/dts/nxp/imx/imx7s.dtsi b/arch/arm/boot/dts/nxp/imx/imx7s.dtsi
index 2629968001a7..9235dd7e93bb 100644
--- a/arch/arm/boot/dts/nxp/imx/imx7s.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx7s.dtsi
@@ -73,7 +73,6 @@ cpu0: cpu@0 {
device_type = "cpu";
reg = <0>;
clock-frequency = <792000000>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clks IMX7D_CLK_ARM>;
cpu-idle-states = <&cpu_sleep_wait>;
operating-points-v2 = <&cpu0_opp_table>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 4de3bf22902b..cfebaa01217e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -62,7 +62,6 @@ A53_0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MM_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -83,7 +82,6 @@ A53_1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x1>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MM_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -102,7 +100,6 @@ A53_2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x2>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MM_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -121,7 +118,6 @@ A53_3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x3>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MM_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index a5f9cfb46e5d..848ba5e46ee6 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -62,7 +62,6 @@ A53_0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0>;
- clock-latency = <61036>;
clocks = <&clk IMX8MN_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -83,7 +82,6 @@ A53_1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x1>;
- clock-latency = <61036>;
clocks = <&clk IMX8MN_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -102,7 +100,6 @@ A53_2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x2>;
- clock-latency = <61036>;
clocks = <&clk IMX8MN_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -121,7 +118,6 @@ A53_3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x3>;
- clock-latency = <61036>;
clocks = <&clk IMX8MN_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index ce6793b2d57e..f8afdba71c36 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -65,7 +65,6 @@ A53_0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0>;
- clock-latency = <61036>;
clocks = <&clk IMX8MP_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -86,7 +85,6 @@ A53_1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x1>;
- clock-latency = <61036>;
clocks = <&clk IMX8MP_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -105,7 +103,6 @@ A53_2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x2>;
- clock-latency = <61036>;
clocks = <&clk IMX8MP_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -124,7 +121,6 @@ A53_3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x3>;
- clock-latency = <61036>;
clocks = <&clk IMX8MP_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index d51de8d899b2..d27b824995eb 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -106,7 +106,6 @@ A53_0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MQ_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -126,7 +125,6 @@ A53_1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x1>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MQ_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -144,7 +142,6 @@ A53_2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x2>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MQ_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
@@ -162,7 +159,6 @@ A53_3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x3>;
- clock-latency = <61036>; /* two CLK32 periods */
clocks = <&clk IMX8MQ_CLK_ARM>;
enable-method = "psci";
i-cache-size = <0x8000>;
--
2.47.2
Powered by blists - more mailing lists