From patchwork Mon Feb 24 11:25:30 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13987923 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 7D9B8C021A6 for ; Mon, 24 Feb 2025 11:52:18 +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=OED3bJJYNhAMsRwXaz8ur7LI/BHYcOfnkSbNBnKSEGk=; b=2eAvBdeezH+ciZUcjiyotMKrY0 MQx3fANhCusZ1mp042EHdtRxZSsB4793IPZM3z6cOlR+BRnH6riSgv55r/bl8fBr8Ra9X97HwvtWY YhuuDnVNOkiu6/GXMQbnCmiWm4EO5jsW046DOQOQRiWls6m1Pe7UHJWWBmOGmhSLaG3jlhdcufk+p PKdqvKEYFTasDU2tFpDs+TzAXH0XEsVhkdSpDl+MU14lfY6Hbtby7p/9liAMHOSjLkDeZkSRA6zsE 8X7/ZeKqV8m3vZlPMn+81yUuw3cr1IfsZOBpflfkMxTBYsionE1353Vqb5GhpPziArShqIoz+dDIu THGXzNxQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmX0H-0000000DWa1-1CZK; Mon, 24 Feb 2025 11:52:05 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tmWbH-0000000DMwS-2Q37; Mon, 24 Feb 2025 11:26:16 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id F04A75C270B; Mon, 24 Feb 2025 11:25:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44150C4CED6; Mon, 24 Feb 2025 11:26:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740396374; bh=cxmUwYYf7TwqKthpAEXgpgEEukmOFwi/WyKgEQjrzRI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Dx3AF8dyeB7uZDDL4z6CntE8ZtySVOecWHIjKa4KLKUdLhWpE9RsaJiqBhJlWK4dC AShj0ZeRE7xB4VUy6CJZKS7jQhKJaEAfh2ZV4YYuKSx0magChfCiHBBEQysV30Al5p 6JLqRML/6Rq79xsiF4xfETFoG/gfj5zSAM7ir/MhbvErwMWj2IJpjf5iUESp5nDdrv mTXAnaqhP6kl3GSEABWKGxhhCfegqQezfSRqdxMG9Ur3G0+khq/lz1hfSakZn7vzhO mFg5BjT5PgdHnfPkoMEHStxKMwPyGt6akme9JjrUv0gRoU5va559h3m5x2zsWcoDQm F9j3SwvIt/0lQ== From: Lorenzo Bianconi Date: Mon, 24 Feb 2025 12:25:30 +0100 Subject: [PATCH net-next v7 10/15] dt-bindings: net: airoha: Add the NPU node for EN7581 SoC MIME-Version: 1.0 Message-Id: <20250224-airoha-en7581-flowtable-offload-v7-10-b4a22ad8364e@kernel.org> References: <20250224-airoha-en7581-flowtable-offload-v7-0-b4a22ad8364e@kernel.org> In-Reply-To: <20250224-airoha-en7581-flowtable-offload-v7-0-b4a22ad8364e@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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250224_032615_705788_D00F5E37 X-CRM114-Status: GOOD ( 11.74 ) 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 | 84 ++++++++++++++++++++++ 1 file changed, 84 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..76dd97c3fb4004674dc30a54c039c1cc19afedb3 --- /dev/null +++ b/Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml @@ -0,0 +1,84 @@ +# 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 + - description: wlan irq line0 + - description: wlan irq line1 + - description: wlan irq line2 + - description: wlan irq line3 + - description: wlan irq line4 + - description: wlan irq line5 + + 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>; + }; + };