From patchwork Mon Feb 17 13:01:14 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13977767 X-Patchwork-Delegate: kuba@kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3965D21C9E5; Mon, 17 Feb 2025 13:02:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739797331; cv=none; b=M6Q6X8R1p466Hg686ZHzcl4r9Kx+Q9h9v3rM3EDv5vxkE44jp+MUFq4svIyEujdObaJkW/TAmQFps0o2cyxANQfh7AF6B0cjwCEmoCR8FfB6qaB3ITkvhSRKkDrcfX1P9wdPbIPzYrOyFnaW0hvAsnbMZj3bNrxK0QHbi7OOdnk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739797331; c=relaxed/simple; bh=hNiq4VQ4l2nodOzFA4bxlJ9b6KGz4dBXXOthlUMOuVU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=iunfAxzyBlrij5axiCvakpnkN5FChuIa5iFGRa+KEyKNEY5IQyUHBMDvHahXEDTv1OcYY9zxFGgaSZ1edA/1e3NQrpnw8S2WO62f9YalNYRX7ferw1DrLuHjG330QVAqpZVIm6kHyRRbNgfTeL8dGYpj0pO8HRTO+5dIjqUbJi0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FjRCX2fD; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FjRCX2fD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 51ABFC4CED1; Mon, 17 Feb 2025 13:02:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739797330; bh=hNiq4VQ4l2nodOzFA4bxlJ9b6KGz4dBXXOthlUMOuVU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=FjRCX2fD+yhYPIPqpTLwPov64LsNoG0+5aaCGX6uw3qBq9uWkIC08w4qodBnTZFR2 BtR+bghKtk+sURHA+z5+dlzQBwFVn2ry6yNhedBDXh1rQFmlW2aaNHWE2zCup5R8+/ yHD7Yh8PONxTLvo0HGlsCxx4ujSuKaKZXVbmcNmeCKUrFcXqIA7ZFaKGZi7Cy9OBwG SCBuN6ZSBzOnkEAYgyb/b6njg6fA/Z1yn97Pjrw23VjYXERRPx/wYyJxP0EcQTClPT YovKhFCqLXHJKaEXDfspmvoXcUdmGh6OQqWTUE30t+SdX52xmW4Ys05qwPwMIvH6X4 okRWb8AtzVfbA== From: Lorenzo Bianconi Date: Mon, 17 Feb 2025 14:01:14 +0100 Subject: [PATCH net-next v5 10/15] dt-bindings: net: airoha: Add the NPU node for EN7581 SoC Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250217-airoha-en7581-flowtable-offload-v5-10-28be901cb735@kernel.org> References: <20250217-airoha-en7581-flowtable-offload-v5-0-28be901cb735@kernel.org> In-Reply-To: <20250217-airoha-en7581-flowtable-offload-v5-0-28be901cb735@kernel.org> To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Felix Fietkau , Sean Wang , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lorenzo Bianconi , "Chester A. Unal" , Daniel Golle , DENG Qingfang , Andrew Lunn , Vladimir Oltean Cc: netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, upstream@airoha.com, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Patchwork-Delegate: kuba@kernel.org This patch adds the NPU document binding for EN7581 SoC. The Airoha Network Processor Unit (NPU) provides a configuration interface to implement wired and wireless hardware flow offloading programming Packet Processor Engine (PPE) flow table. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Lorenzo Bianconi --- .../devicetree/bindings/net/airoha,en7581-npu.yaml | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) diff --git a/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml new file mode 100644 index 0000000000000000000000000000000000000000..414e5c0615b8a8db487c23978a283b0254b2b63c --- /dev/null +++ b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/airoha,en7581-npu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Airoha Network Processor Unit for EN7581 SoC + +maintainers: + - Lorenzo Bianconi + +description: + The Airoha Network Processor Unit (NPU) provides a configuration interface + to implement wired and wireless hardware flow offloading programming Packet + Processor Engine (PPE) flow table. + +properties: + compatible: + enum: + - airoha,en7581-npu + + reg: + maxItems: 1 + + interrupts: + items: + - description: mbox host irq line + - description: watchdog0 irq line + - description: watchdog1 irq line + - description: watchdog2 irq line + - description: watchdog3 irq line + - description: watchdog4 irq line + - description: watchdog5 irq line + - description: watchdog6 irq line + - description: watchdog7 irq line + + memory-region: + maxItems: 1 + description: + Memory used to store NPU firmware binary. + +required: + - compatible + - reg + - interrupts + - memory-region + +additionalProperties: false + +examples: + - | + #include + #include + soc { + #address-cells = <2>; + #size-cells = <2>; + + npu@1e900000 { + compatible = "airoha,en7581-npu"; + reg = <0 0x1e900000 0 0x313000>; + interrupts = , + , + , + , + , + , + , + , + ; + memory-region = <&npu_binary>; + }; + };