From patchwork Tue Apr 5 19:57:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12801868 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 80522C433F5 for ; Tue, 5 Apr 2022 19:59:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=J+fIp6X6W+AyU23B11coh5p51zqspQ7fCn39U2Hx59A=; b=W8TSWVObyQxW3V GxdMSU54jJndA+6IGJs6UzuVgAdxDryB14+UrZuSQoinSxVDhT6LA+H5YZCUfxZYL6BoBq1GrX9zN Q1FaaJPu4+mzwHaHuabrj6ZW0bfE2iABrhV0Kp0gt8yog3q8oiVNlKN6ZUDaR8WwzhQwLy5KaLbSR O7F3r6eNMfdvj3fyg7aJbUmuGct9akHwDI7SxnCnjpZccQF8nUA0vf4rvGO33/FSoOz3wD9pka6wx nU/TL6s52d43iaGP5yQFGqN+pZoebwX70j/k9EYT43Tr5M0WjmKhczpd/DZ3qiXiPdg8HamYT+DMu sVNUyW+wuEHY5oJcQzmw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbpKo-002TLS-Bv; Tue, 05 Apr 2022 19:59:26 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbpJe-002Sah-GQ; Tue, 05 Apr 2022 19:58:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=0ZFTEBC50mhc9NZ1AdGDIcklV5epX+TBR7wn/4sHSsA=; b=nCz0PcqeDtwxrNP6xu+aPkukmo WkXu6B3ykehXx8wDlYxkTJRrvrEwA7/YDoO+fgDdjKGEhvE9ky5PzFxifDcSpHZmfk/CIJzmNzzzX bvIyLGhUNDbBw+hFz13GGpIUyY6gSHCOi3YLa/QXliE3aHtPxq8s0flQJ+fxqH2nsv3c=; Received: from p200300daa70ef200456864e8b8d10029.dip0.t-ipconnect.de ([2003:da:a70e:f200:4568:64e8:b8d1:29] helo=Maecks.lan) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1nbpJS-00035V-6F; Tue, 05 Apr 2022 21:58:02 +0200 From: Felix Fietkau To: netdev@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Matthias Brugger , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Lorenzo Bianconi Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 05/14] dt-bindings: arm: mediatek: document the pcie mirror node on MT7622 Date: Tue, 5 Apr 2022 21:57:46 +0200 Message-Id: <20220405195755.10817-6-nbd@nbd.name> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405195755.10817-1-nbd@nbd.name> References: <20220405195755.10817-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220405_125814_781495_CE2A676A X-CRM114-Status: GOOD ( 15.42 ) 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 From: Lorenzo Bianconi This patch adds the pcie mirror document bindings for MT7622 SoC. The feature is used for intercepting PCIe MMIO access for the WED core Add related info in mediatek-net bindings. Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- .../mediatek/mediatek,mt7622-pcie-mirror.yaml | 42 +++++++++++++++++++ .../devicetree/bindings/net/mediatek-net.txt | 2 + 2 files changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml new file mode 100644 index 000000000000..9fbeb626ab23 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MediaTek PCIE Mirror Controller for MT7622 + +maintainers: + - Lorenzo Bianconi + - Felix Fietkau + +description: + The mediatek PCIE mirror provides a configuration interface for PCIE + controller on MT7622 soc. + +properties: + compatible: + items: + - enum: + - mediatek,mt7622-pcie-mirror + - const: syscon + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + pcie_mirror: pcie-mirror@10000400 { + compatible = "mediatek,mt7622-pcie-mirror", "syscon"; + reg = <0 0x10000400 0 0x10>; + }; + }; diff --git a/Documentation/devicetree/bindings/net/mediatek-net.txt b/Documentation/devicetree/bindings/net/mediatek-net.txt index 1c8dc44bbb52..f18d70189375 100644 --- a/Documentation/devicetree/bindings/net/mediatek-net.txt +++ b/Documentation/devicetree/bindings/net/mediatek-net.txt @@ -48,6 +48,8 @@ Optional properties: various clocks and reset to the system. - mediatek,wed: a list of phandles to wireless ethernet dispatch nodes for MT7622 SoC. +- mediatek,pcie-mirror: phandle to the mediatek pcie-mirror controller for + MT7622 SoC. * Ethernet MAC node