Thread (19 messages) 19 messages, 6 authors, 2026-03-02

Re: [PATCH 3/9] dt-bindings: npu: Add bindings for NXP Neutron

From: Daniel Baluta <hidden>
Date: 2026-02-27 06:42:40
Also in: dri-devel, imx, linux-devicetree, linux-doc, linux-media, lkml

On 2/26/26 20:20, Conor Dooley wrote:
[..]
quoted
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    bus {
+      #address-cells = <2>;
+      #size-cells = <2>;
+
+      neutron@4ab00000 {
"neutron" is not a generic node name. This should be something like
"accelerator" or similar.
The only dts nodes I could find using accel subsystem are from rockhip. And they use npu@

e.g:

»       rknn_core_0: npu@fdab0000 {
»       »       compatible = "rockchip,rk3588-rknn-core";

Also, Ethos-U64 introduced by Rob with [1] is using npu@.

So, I think we should go wit that. I haven't seen any document to standardize the naming.

[1] https://www.spinics.net/lists/kernel/msg6055856.html
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