From patchwork Sun Feb 9 12:09:04 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13966882 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 64BF3C0219E for ; Sun, 9 Feb 2025 12:31:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=2FEgLND8rJ7ClK8WOTOgJeElk/cOMf1xQg+bXVoacjU=; b=OnNE5rKr8ndea0qL/xRRh30VzE EFs1bU94Ts9ZTYxKsk23Yv4vwCk1TywJ5u/Y4jB3rhXqoKD3BB2LXNw1QQAaYS7hgSJ0ffBvIsMGM ydhKzcneVsbgzxTOwBqZQ8LzUWSUosa+cAvY5FK+YoV4CMSMonCWTQiZJQcgbSVrztSZCpppfIqHE m6LdaLFcUb7RoH2zhdGTqBqm34splSm0YN6DvSdQTk6B8NJb70cz+8GsAxY0evFyDiup6WBJPbeSz oc1NbS1jwHiw+U9cl5duekdM2IKv+cwrpMw40kqyl01M3A9+iOO5UD9UVo3easGxJ6WIP0WvepPiH hNJvs0Cg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1th6TI-0000000ErNn-2IQh; Sun, 09 Feb 2025 12:31:36 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1th68F-0000000EniQ-1ceS; Sun, 09 Feb 2025 12:09:52 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 040815C541D; Sun, 9 Feb 2025 12:09:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 05915C4CEDD; Sun, 9 Feb 2025 12:09:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739102990; bh=9MLgp6BnjDhauGe+vw7L5oPe/nVs55P5xZ18grfkNcA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=MRPdDWrG/XYXMP9YNpkSXpQYolzL3H9brSty4O9hswGDtjhhg8DhHEFHDY9uP5hB/ BFgnTod50bRDQMSus0tWLAmf0zAv+CaGkPNEnainDTqyZbbDDLZaQsd5NM0hsho1fx CrMgfGWSQMQ6qR4WfGdnI21tBPMGJHgyQyndF1cKbNjRWFi6lkRLlqdgvGoRQau9xl 6IvFkGwH/utYBVgdBj/7c0Ure1GFBFYWpLQ6HUct3HEas+qHUPvjIJeVAEisablNQ2 BDz+E4Gxz0dbVHeZ3h7dU1KTBdFpt2D15rtk9p/YtkWphsmSyj+rjcWUU/XZ5YO34k dB/SiZQ2m9Ylg== From: Lorenzo Bianconi Date: Sun, 09 Feb 2025 13:09:04 +0100 Subject: [PATCH net-next v3 11/16] dt-bindings: arm: airoha: Add the NPU node for EN7581 SoC MIME-Version: 1.0 Message-Id: <20250209-airoha-en7581-flowtable-offload-v3-11-dba60e755563@kernel.org> References: <20250209-airoha-en7581-flowtable-offload-v3-0-dba60e755563@kernel.org> In-Reply-To: <20250209-airoha-en7581-flowtable-offload-v3-0-dba60e755563@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 X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250209_040951_507016_588EDB4E X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.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. Signed-off-by: Lorenzo Bianconi --- .../devicetree/bindings/arm/airoha,en7581-npu.yaml | 71 ++++++++++++++++++++++ 1 file changed, 71 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/airoha,en7581-npu.yaml b/Documentation/devicetree/bindings/arm/airoha,en7581-npu.yaml new file mode 100644 index 0000000000000000000000000000000000000000..a5bcfa299e7cd54f51e70f7ded113f1efcd3e8b7 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/airoha,en7581-npu.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/airoha,en7581-npu.yaml# +$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: + items: + - enum: + - airoha,en7581-npu + - const: syscon + + reg: + maxItems: 1 + + interrupts: + maxItems: 15 + + memory-region: + maxItems: 1 + description: + Phandle to the node describing 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", "syscon"; + reg = <0 0x1e900000 0 0x313000>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + memory-region = <&npu_binary>; + }; + };