From patchwork Thu Feb 13 15:34:30 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13973735 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 1DAFBC021A4 for ; Thu, 13 Feb 2025 16:56:26 +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=QGnbw1yc2Wp4X+bHTQYoKxaJgLXfXHOChU0InoSB5tU=; b=Nc2p3iScZeT+lNj3zFgk30qdmd Wbo6Iip/w9O9d3La+he4qY7+yINAY8kv7ZLcqWrgGrY9wGHyX4bQVE0A5ePK5WzyEsfocqcCTgCbo 2/oBdSdjQSgbUTPd9VpdKHd0UvSEuPMfMNPALHLEXZQuu99JzXADaVI9YawQoJnHUVEyvORJB0OSd wZFO5iFQoRV62sK59m0POywwyYJzP7kUV2AoLbppaeHUNdOlmep/iX7uKbdRK4YBDbR9wmzSDp3hF III22AvbHZwLM4ytCwdk4ODo3jZLhsYpRi9E/c960VNpAamPXGPJtTR36gapIQsQ86fK0r4PKXtuI 1FWznzwQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1ticVd-0000000BuN3-0ySJ; Thu, 13 Feb 2025 16:56:17 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tibFF-0000000BYnb-2Yyt; Thu, 13 Feb 2025 15:35:19 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 7DE8AA41CDB; Thu, 13 Feb 2025 15:33:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28696C4CEE8; Thu, 13 Feb 2025 15:35:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739460916; bh=LwwtkOpdej/qZv1Ihtwk/09yNh2N86nJc5Uj66l1lg8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=c10AqJOZKOyKErUBcYbRfhLxES2xvgnwyMuFyOqzO5Pg1GyyDm7dj1Q65BuPr0ui3 NTuYGinpvMb/rn4SK3RfFRAUfM8c6QLhfT7rtj2pimgbAr4zI/ttePwcMeJpaBrm4U Gxvu8X2CwvMk0kPZZfMItAvJxh1ts0fDhUNd/UZNGD0dVwsU8ebD7xz8ZZ9pnjtir8 p+Kmj6vNEzREu3ohEJrUgZAuL0K0o5JCzxM/P8j1A4ygeoYX6bEcakZiYK4C1i0LTq X3DCxVj3H1apk3BS8YhRV1Z9KAkxiJZN6HdaAPKvxRk23ockBPaQWgumv7joQNtQs4 JbH3lfeifopKQ== From: Lorenzo Bianconi Date: Thu, 13 Feb 2025 16:34:30 +0100 Subject: [PATCH net-next v4 11/16] dt-bindings: net: airoha: Add the NPU node for EN7581 SoC MIME-Version: 1.0 Message-Id: <20250213-airoha-en7581-flowtable-offload-v4-11-b69ca16d74db@kernel.org> References: <20250213-airoha-en7581-flowtable-offload-v4-0-b69ca16d74db@kernel.org> In-Reply-To: <20250213-airoha-en7581-flowtable-offload-v4-0-b69ca16d74db@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-20250213_073517_801651_FB27F926 X-CRM114-Status: GOOD ( 11.48 ) 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. Signed-off-by: Lorenzo Bianconi Reviewed-by: Krzysztof Kozlowski --- .../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>; + }; + };