From patchwork Fri Feb 21 10:28:11 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13985251 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 74D2FC021B3 for ; Fri, 21 Feb 2025 10:56:16 +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=ja60VzMdk1CoHvhzdBLgVnLDoLCNRg4JTQwvzUsUPBU=; b=wjIH3RKEcC0f6KWghErZp3lpjB gAN+rC4JM7YLk+HWjOrCpP4Nd+Zi6dgQtdTLxcmQp8H1JJcyKpOcWpgV1/5bDO5B0a8HGMDMTG6ib EIXwSXOtI9mnq4kX3uUBctrqh8qsDbwg/QA3TwVOsvdKFkyi1JAPvaAnsTmcMuyAENrrTsvduPIOb KFh/sp0x9St6kHPTBjj+FlFWqdePxLxrzy0R5nMEP9GdUjjx3HSAxCNa8BU2h9ymtvu+53o9lklX0 Zbjwnafzkkf58vOaLLpwFB5OWEA+L/0T9s5mtYgqjabBTj7Dz2dBYGddxudxiSSEJhNhTD/rbA475 n5P07gUA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tlQhV-00000005Fyu-0apl; Fri, 21 Feb 2025 10:56:09 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tlQH7-00000005BIF-3pfT; Fri, 21 Feb 2025 10:28:54 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 30CDD61190; Fri, 21 Feb 2025 10:28:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7F2D2C4CED6; Fri, 21 Feb 2025 10:28:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740133733; bh=hNiq4VQ4l2nodOzFA4bxlJ9b6KGz4dBXXOthlUMOuVU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=qJq+YANIN85MfYMQcRvvcIX4IS45pFh+nrJdTIYCH7l9MrptSwyVoEIA4mclRhyJq 4Q+qpjiLIN1jpvLDwq5Zs+F9dfJQnHQZyaEVXsXwUa9AQXnxe9gxbXJtEdtkMaKb3z GhRxEKB3viZhavOdu+rmBwcAXd5A+DL/Zc8JLARfqvdHp14PHa/ch2a1Fzb1s7s3fj hXS52dpcj7L+x/jWhHRmpk4rHziw28QFlFqSQC/UdRBX0CNji+EXWfT/4Hj+dLGMbI 6kDd8HWoBHEOQaG/0T5pyS4K8nWF/+gwOOtT9h6oKAs9jXxXrLaFTK+zFjVNFugpNa JTOGNrD1zq8Sg== From: Lorenzo Bianconi Date: Fri, 21 Feb 2025 11:28:11 +0100 Subject: [PATCH net-next v6 10/15] dt-bindings: net: airoha: Add the NPU node for EN7581 SoC MIME-Version: 1.0 Message-Id: <20250221-airoha-en7581-flowtable-offload-v6-10-d593af0e9487@kernel.org> References: <20250221-airoha-en7581-flowtable-offload-v6-0-d593af0e9487@kernel.org> In-Reply-To: <20250221-airoha-en7581-flowtable-offload-v6-0-d593af0e9487@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-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=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. 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>; + }; + };