Re: [PATCH net-next 1/2] dt-bindings: net: airoha: npu: Add BA memory region
From: Rob Herring <robh@kernel.org>
Date: 2026-01-06 18:34:42
Also in:
linux-arm-kernel, linux-devicetree, linux-mediatek
On Mon, Jan 05, 2026 at 10:02:56AM +0100, Lorenzo Bianconi wrote:
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Introduce Block Ack memory region used by NPU MT7996 (Eagle) offloading. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> --- Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)diff --git a/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml index 59c57f58116b568092446e6cfb7b6bd3f4f47b82..b3a2b36f6a121f90acf88a07b0f1733fa6da08a8 100644 --- a/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml +++ b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml@@ -50,6 +50,12 @@ properties: - description: NPU wlan offload RX buffers region - description: NPU wlan offload TX buffers region - description: NPU wlan offload TX packet identifiers region + - items: + - description: NPU firmware binary region + - description: NPU wlan offload RX buffers region + - description: NPU wlan offload TX buffers region + - description: NPU wlan offload TX packet identifiers region + - description: NPU wlan Block Ack buffers region
This oneOf can be simplified to just this last entry plus 'minItems: 1'. Sure that allows 2 or 3 entries, but nothing defines when 1, 4, or 5 entries is valid or not.
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memory-region-names: items:@@ -57,6 +63,7 @@ properties: - const: pkt - const: tx-pkt - const: tx-bufid + - const: ba required: - compatible@@ -93,7 +100,7 @@ examples: <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; memory-region = <&npu_firmware>, <&npu_pkt>, <&npu_txpkt>, - <&npu_txbufid>; - memory-region-names = "firmware", "pkt", "tx-pkt", "tx-bufid"; + <&npu_txbufid>, <&npu_ba>; + memory-region-names = "firmware", "pkt", "tx-pkt", "tx-bufid", "ba"; }; };-- 2.52.0