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 17/19] dt-bindings: arm/cpus: Add missing properties
Date: Thu, 03 Apr 2025 21:59:38 -0500 [thread overview]
Message-ID: <20250403-dt-cpu-schema-v1-17-076be7171a85@kernel.org> (raw)
In-Reply-To: <20250403-dt-cpu-schema-v1-0-076be7171a85@kernel.org>
The Arm CPU schema is missing a number of properties already in use.
This has gone unnoticed as extra properties have not been restricted.
Add a missing reference to cpu.yaml, and add all the missing properties.
As "clock-latency" and "voltage-tolerance" are related to opp-v1, add
those properties to the opp-v1.yaml schema.
With this, other properties can be prevented from creeping in with
'unevaluatedProperties: false'.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
Documentation/devicetree/bindings/arm/cpus.yaml | 46 ++++++++++++++++++++++-
Documentation/devicetree/bindings/opp/opp-v1.yaml | 16 ++++++++
2 files changed, 61 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
index 3d2b6286efb8..6f74ebfd38df 100644
--- a/Documentation/devicetree/bindings/arm/cpus.yaml
+++ b/Documentation/devicetree/bindings/arm/cpus.yaml
@@ -299,6 +299,16 @@ properties:
where voltage is in V, frequency is in MHz.
+ interconnects:
+ minItems: 1
+ maxItems: 2
+
+ nvmem-cells:
+ maxItems: 1
+
+ nvmem-cell-names:
+ const: speed_grade
+
performance-domains:
maxItems: 1
@@ -317,6 +327,31 @@ properties:
corresponding to the index of an SCMI performance domain provider, must be
"perf".
+ resets:
+ maxItems: 1
+
+ arm-supply:
+ deprecated: true
+ description: Use 'cpu-supply' instead
+
+ cpu0-supply:
+ deprecated: true
+ description: Use 'cpu-supply' instead
+
+ mem-supply: true
+
+ proc-supply:
+ deprecated: true
+ description: Use 'cpu-supply' instead
+
+ sram-supply:
+ deprecated: true
+ description: Use 'mem-supply' instead
+
+ mediatek,cci:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: Link to Mediatek Cache Coherent Interconnect
+
qcom,saw:
$ref: /schemas/types.yaml#/definitions/phandle
description:
@@ -327,6 +362,11 @@ properties:
description:
Specifies the ACC node associated with this CPU.
+ qcom,freq-domain:
+ description: Specifies the QCom CPUFREQ HW associated with the CPU.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ maxItems: 1
+
rockchip,pmu:
$ref: /schemas/types.yaml#/definitions/phandle
description: >
@@ -352,7 +392,11 @@ properties:
formed by encoding the target CPU id into the low bits of the
physical start address it should jump to.
+ thermal-idle:
+ type: object
+
allOf:
+ - $ref: /schemas/cpu.yaml#
- $ref: /schemas/opp/opp-v1.yaml#
- if:
# If the enable-method property contains one of those values
@@ -407,7 +451,7 @@ required:
dependencies:
rockchip,pmu: [enable-method]
-additionalProperties: true
+unevaluatedProperties: false
examples:
- |
diff --git a/Documentation/devicetree/bindings/opp/opp-v1.yaml b/Documentation/devicetree/bindings/opp/opp-v1.yaml
index 1b59b103dab6..61c080e50859 100644
--- a/Documentation/devicetree/bindings/opp/opp-v1.yaml
+++ b/Documentation/devicetree/bindings/opp/opp-v1.yaml
@@ -21,6 +21,18 @@ description: |+
deprecated: true
properties:
+ clock-latency:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ The latency in nanoseconds for clock changes. Use OPP tables for new
+ designs instead.
+
+ voltage-tolerance:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ maximum: 10
+ description:
+ The voltage tolerance in percent. Use OPP tables for new designs instead.
+
operating-points:
$ref: /schemas/types.yaml#/definitions/uint32-matrix
items:
@@ -28,8 +40,12 @@ properties:
- description: Frequency in kHz
- description: Voltage for OPP in uV
+dependencies:
+ clock-latency: [ operating-points ]
+ voltage-tolerance: [ operating-points ]
additionalProperties: true
+
examples:
- |
cpus {
--
2.47.2
next prev parent reply other threads:[~2025-04-04 3:00 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 ` [PATCH 12/19] arm: dts: rockchip: " Rob Herring (Arm)
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 ` Rob Herring (Arm) [this message]
2025-04-04 11:32 ` [PATCH 17/19] dt-bindings: arm/cpus: Add missing properties 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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