From 96a43d3325e370de6fd72b814d083b2777cb4595 Mon Sep 17 00:00:00 2001 From: Debbie Horsfall Date: Thu, 12 Feb 2026 11:16:51 +0000 Subject: dt-bindings: arm: Add Zena CSS compatibility Add compatibility to Arm Zena CSS Fixed Virtual Platform [1]. [1] https://www.arm.com/products/automotive/compute-subsystems/zena Reviewed-by: Rob Herring (Arm) Signed-off-by: Debbie Horsfall Message-Id: <20260212-zena-css-v2-1-d33ea23cb9c2@arm.com> Signed-off-by: Sudeep Holla --- Documentation/devicetree/bindings/arm/arm,vexpress-juno.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'Documentation/devicetree') diff --git a/Documentation/devicetree/bindings/arm/arm,vexpress-juno.yaml b/Documentation/devicetree/bindings/arm/arm,vexpress-juno.yaml index ba04576f0ad6..95d4baa85506 100644 --- a/Documentation/devicetree/bindings/arm/arm,vexpress-juno.yaml +++ b/Documentation/devicetree/bindings/arm/arm,vexpress-juno.yaml @@ -119,6 +119,16 @@ properties: items: - const: arm,foundation-aarch64 - const: arm,vexpress + - description: Arm Zena Compute Subsystem Platforms + Arm Zena Compute Subsystem (CSS) is a compute platform targeting + the automotive sector. Arm Zena CSS is a high-performance Arm + Cortex-A720AE Application Processor system augmented with an Arm + Cortex-R82AE based Safety Island and real-time domain. + items: + - enum: + - arm,zena-css-fvp + - const: arm,zena-css + - const: arm,vexpress arm,vexpress,position: description: When daughterboards are stacked on one site, their position -- cgit v1.2.3 From f9d162866f2f2b76c91d72564d1f93757222c566 Mon Sep 17 00:00:00 2001 From: "Rob Herring (Arm)" Date: Fri, 20 Mar 2026 11:47:14 -0500 Subject: dt-bindings: arm,corstone1000: Add "arm,corstone1000-a320-fvp" The Arm Corstone1000-A320 is a variation of the Corstone1000 with Cortex-A320 cores and an Ethos-U85 NPU. An FVP for the platform is available here[1]. [1] https://developer.arm.com/Tools%20and%20Software/Fixed%20Virtual%20Platforms/IoT%20FVPs Signed-off-by: Rob Herring (Arm) Reviewed-by: Krzysztof Kozlowski Message-Id: <20260320-dt-corstone1000-a320-v1-1-a549dfcfe8da@kernel.org> Signed-off-by: Sudeep Holla --- .../devicetree/bindings/arm/arm,corstone1000.yaml | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) (limited to 'Documentation/devicetree') diff --git a/Documentation/devicetree/bindings/arm/arm,corstone1000.yaml b/Documentation/devicetree/bindings/arm/arm,corstone1000.yaml index cff1cdaadb13..48ab3356e383 100644 --- a/Documentation/devicetree/bindings/arm/arm,corstone1000.yaml +++ b/Documentation/devicetree/bindings/arm/arm,corstone1000.yaml @@ -15,11 +15,11 @@ description: |+ provides a flexible compute architecture that combines Cortex‑A and Cortex‑M processors. - Support for Cortex‑A32, Cortex‑A35 and Cortex‑A53 processors. Two expansion - systems for M-Class (or other) processors for adding sensors, connectivity, - video, audio and machine learning at the edge System and security IPs to build - a secure SoC for a range of rich IoT applications, for example gateways, smart - cameras and embedded systems. + Support for Cortex‑A32, Cortex‑A35, Cortex‑A53 and Cortex-A320 processors. + Two expansion systems for M-Class (or other) processors for adding sensors, + connectivity, video, audio and machine learning at the edge System and + security IPs to build a secure SoC for a range of rich IoT applications, for + example gateways, smart cameras and embedded systems. Integrated Secure Enclave providing hardware Root of Trust and supporting seamless integration of the optional CryptoCell™-312 cryptographic @@ -39,6 +39,11 @@ properties: implementation of this system. See ARM ecosystems FVP's. items: - const: arm,corstone1000-fvp + - description: Corstone1000-A320 FVP is the Fixed Virtual Platform + implementation of this system with Cortex-A320 cores and Ethos-U85 + NPU. See ARM ecosystems FVP's. + items: + - const: arm,corstone1000-a320-fvp additionalProperties: true -- cgit v1.2.3 From 55de145c8ec2d5d8f0813de2f2c5015585089b30 Mon Sep 17 00:00:00 2001 From: "Rob Herring (Arm)" Date: Fri, 20 Mar 2026 11:47:15 -0500 Subject: dt-bindings: npu: arm,ethos: Add "arm,corstone1000-ethos-u85" The Corstone-1000-A320 platform contains an Ethos-U85 NPU. Add a specific compatible for it. Signed-off-by: Rob Herring (Arm) Reviewed-by: Krzysztof Kozlowski Message-Id: <20260320-dt-corstone1000-a320-v1-2-a549dfcfe8da@kernel.org> Signed-off-by: Sudeep Holla --- Documentation/devicetree/bindings/npu/arm,ethos.yaml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'Documentation/devicetree') diff --git a/Documentation/devicetree/bindings/npu/arm,ethos.yaml b/Documentation/devicetree/bindings/npu/arm,ethos.yaml index 716c4997f976..d5a1fae4db9d 100644 --- a/Documentation/devicetree/bindings/npu/arm,ethos.yaml +++ b/Documentation/devicetree/bindings/npu/arm,ethos.yaml @@ -30,7 +30,7 @@ properties: - fsl,imx93-npu - const: arm,ethos-u65 - items: - - {} + - const: arm,corstone1000-ethos-u85 - const: arm,ethos-u85 reg: -- cgit v1.2.3