[PATCH 8/8] arm64: dts: qcom: monaco: add AEST error nodes

Konrad Dybcio konrad.dybcio at oss.qualcomm.com
Tue May 12 04:28:44 PDT 2026


On 5/5/26 2:23 PM, Umang Chheda wrote:
> Add AEST RAS error source nodes for the Monaco SoC.
> 
> The DT describes a processor error source covering all CPU cores and a
> shared L3 cache error source for the cluster. These nodes model the
> hardware error reporting blocks and associated interrupts as required
> by the Arm AEST specification.
> 
> Co-developed-by: Faruque Ansari <faruque.ansari at oss.qualcomm.com>
> Signed-off-by: Faruque Ansari <faruque.ansari at oss.qualcomm.com>
> Signed-off-by: Umang Chheda <umang.chheda at oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/monaco.dtsi | 41 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 41 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/monaco.dtsi b/arch/arm64/boot/dts/qcom/monaco.dtsi
> index 7b1d57460f1e..8e43ceed7d84 100644
> --- a/arch/arm64/boot/dts/qcom/monaco.dtsi
> +++ b/arch/arm64/boot/dts/qcom/monaco.dtsi
> @@ -3,6 +3,7 @@
>   * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
>   */
>  
> +#include <dt-bindings/arm/aest.h>
>  #include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
>  #include <dt-bindings/clock/qcom,qcs8300-gcc.h>
>  #include <dt-bindings/clock/qcom,rpmh.h>
> @@ -29,6 +30,46 @@ / {
>  	#address-cells = <2>;
>  	#size-cells = <2>;
>  
> +	aest {
> +		compatible = "arm,aest";
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;

These 3 properties aren't necessary if none of the subnodes have a
'reg' property

Konrad



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