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From: "Rob Herring (Arm)" <robh@kernel.org>
To: Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>, Will Deacon <will@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Lorenzo Pieralisi <lpieralisi@kernel.org>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-perf-users@vger.kernel.org
Subject: [PATCH] dt-bindings: arm: Add Arm C1 cores and PMUs
Date: Mon, 15 Sep 2025 09:05:07 -0500	[thread overview]
Message-ID: <20250915140508.2806590-1-robh@kernel.org> (raw)

Add the newly introduced Arm C1-Nano/Pro/Premium/Ultra core and PMU
compatible strings. These cores are part of the Lumex CSS. The new names
are replacing the long lived Cortex-A/X branding going forward.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
 Documentation/devicetree/bindings/arm/cpus.yaml | 4 ++++
 Documentation/devicetree/bindings/arm/pmu.yaml  | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
index 41ad4ed0e74c..c1036dcfc912 100644
--- a/Documentation/devicetree/bindings/arm/cpus.yaml
+++ b/Documentation/devicetree/bindings/arm/cpus.yaml
@@ -123,6 +123,10 @@ properties:
       - arm,arm1176jzf-s
       - arm,arm11mpcore
       - arm,armv8 # Only for s/w models
+      - arm,c1-nano
+      - arm,c1-premium
+      - arm,c1-pro
+      - arm,c1-ultra
       - arm,cortex-a5
       - arm,cortex-a7
       - arm,cortex-a8
diff --git a/Documentation/devicetree/bindings/arm/pmu.yaml b/Documentation/devicetree/bindings/arm/pmu.yaml
index 9bb109e947dd..f47baaefcdac 100644
--- a/Documentation/devicetree/bindings/arm/pmu.yaml
+++ b/Documentation/devicetree/bindings/arm/pmu.yaml
@@ -28,6 +28,10 @@ properties:
           - arm,arm1136-pmu
           - arm,arm1176-pmu
           - arm,arm11mpcore-pmu
+          - arm,c1-nano-pmu
+          - arm,c1-premium-pmu
+          - arm,c1-pro-pmu
+          - arm,c1-ultra-pmu
           - arm,cortex-a5-pmu
           - arm,cortex-a7-pmu
           - arm,cortex-a8-pmu
-- 
2.51.0


             reply	other threads:[~2025-09-15 14:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-15 14:05 Rob Herring (Arm) [this message]
2025-09-18 19:53 ` [PATCH] dt-bindings: arm: Add Arm C1 cores and PMUs Rob Herring (Arm)

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