[PATCH v9 06/10] dt-bindings: npu: rockchip,rknn: Add bindings

[Rob Herring (Arm)]

On Mon, 21 Jul 2025 11:17:33 +0200, Tomeu Vizoso wrote:
> Add the bindings for the Neural Processing Unit IP from Rockchip.
> 
> v2:
> - Adapt to new node structure (one node per core, each with its own
>   IOMMU)
> - Several misc. fixes from Sebastian Reichel
> 
> v3:
> - Split register block in its constituent subblocks, and only require
>   the ones that the kernel would ever use (Nicolas Frattaroli)
> - Group supplies (Rob Herring)
> - Explain the way in which the top core is special (Rob Herring)
> 
> v4:
> - Change required node name to npu@ (Rob Herring and Krzysztof Kozlowski)
> - Remove unneeded items: (Krzysztof Kozlowski)
> - Fix use of minItems/maxItems (Krzysztof Kozlowski)
> - Add reg-names to list of required properties (Krzysztof Kozlowski)
> - Fix example (Krzysztof Kozlowski)
> 
> v5:
> - Rename file to rockchip,rk3588-rknn-core.yaml (Krzysztof Kozlowski)
> - Streamline compatible property (Krzysztof Kozlowski)
> 
> v6:
> - Remove mention to NVDLA, as the hardware is only incidentally related
>   (Kever Yang)
> - Mark pclk and npu clocks as required by all clocks (Rob Herring)
> 
> v7:
> - Remove allOf section, not needed now that all nodes require 4 clocks
>   (Heiko Stübner)
> 
> v8:
> - Remove notion of top core (Robin Murphy)
> 
> Signed-off-by: Sebastian Reichel <sebastian.reichel at collabora.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> Tested-by: Heiko Stuebner <heiko at sntech.de>
> Signed-off-by: Tomeu Vizoso <tomeu at tomeuvizoso.net>
> ---
>  .../bindings/npu/rockchip,rk3588-rknn-core.yaml    | 112 +++++++++++++++++++++
>  1 file changed, 112 insertions(+)
> 

Reviewed-by: Rob Herring (Arm) <robh at kernel.org>