From patchwork Fri Sep 2 06:00:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 12964085 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 C2080C38145 for ; Fri, 2 Sep 2022 12:04:41 +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=yns3tsScx5PF13H4KD/3ogj2WpJ2gssWKs3AzB1cUN8=; b=mvSkAJvYHXE2PS qpSTezGVDRedaXkpb3jW/DCekbFtq2b7LmdhgA3toEIkvpserZTo194FCz75E8oPdeNuiTN2Phy8C YxuXeG1xcxX+ZC3n3ZY5GT7B0N4RUvbbCZBnCMFy18JBN7LupZmEiskEXSP2k9mjcjnKdmSI1ek74 49plBYdFzJgsZ6xn6MOj5b9VV/Z71FI+gtw6YYXy/UVW8ytoCW1r/jRBAn+rsE5JhOQLxHo4aLgb0 gk9QMqEJE5uQSd9zS3IFsleT8NkeO5XvRKozSvi4lewg82LP3eKsBFHTY4goC432LUAj9UM5jeQjO 1xX9HhDu8Q3so1bb+mGQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oU5OR-004Jxn-LT; Fri, 02 Sep 2022 12:03:27 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oU5OH-004JsL-Ic for linux-arm-kernel@bombadil.infradead.org; Fri, 02 Sep 2022 12:03:17 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:Content-Transfer-Encoding :MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From: Sender:Reply-To:Content-ID:Content-Description; bh=jJidR7vdRm+VMWuTBlxEfu9BvRieOjRTusf+ZdZIcKs=; b=MLhdPjoA6WIXglZJM7qmR7ffN4 5oRLlFG/1fL8zp2G2xEbaP6jY+ng3KmiOdbXCHmOVylcpGX5xPngFDsz3MxhwS2KNwcpZKRxsjoX1 r6JDIDiInY0UHI2F/DB7syqMGkDYsVOwW2Qc3/eWsBd0Eam1jP69b+y5cRM6W05DYjd7FkzaPME3o w3u+V5heHCAHEzQRGNO778ZJPhLTzChzL1GUtuu/+cIb7Tf5lDzrlbjXoFXXRV8bhuvyrja4sFtJ6 Tiq/Pc9PX07Cxqi2OKnnUkV3i8sivwGsFApX797K8IFOImlXLau0Bu4V5l7ocGdIo6O0GlyFBst7V y7i3KVDQ==; Received: from twspam01.aspeedtech.com ([211.20.114.71]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oTzk6-008am1-2F for linux-arm-kernel@lists.infradead.org; Fri, 02 Sep 2022 06:01:32 +0000 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 2825eWm7091015; Fri, 2 Sep 2022 13:40:33 +0800 (GMT-8) (envelope-from neal_liu@aspeedtech.com) Received: from localhost.localdomain (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 2 Sep 2022 14:00:16 +0800 From: Neal Liu To: Dhananjay Phadke , Herbert Xu , "David S . Miller" , "Joel Stanley" , Andrew Jeffery , Rob Herring , Krzysztof Kozlowski , "Chia-Wei Wang --cc=linux-kernel @ vger . kernel . org" CC: , , , , , Subject: [PATCH v1 4/4] dt-bindings: bus: add documentation for Aspeed AHBC Date: Fri, 2 Sep 2022 14:00:12 +0800 Message-ID: <20220902060012.3758637-5-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220902060012.3758637-1-neal_liu@aspeedtech.com> References: <20220902060012.3758637-1-neal_liu@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.10.10] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 2825eWm7091015 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220902_070127_181910_08426CBA X-CRM114-Status: GOOD ( 13.49 ) 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 Add device tree binding documentation for the Aspeed Advanced High-Performance Bus (AHB) Controller. Signed-off-by: Neal Liu --- .../bindings/bus/aspeed,ast2600-ahbc.yaml | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml diff --git a/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml new file mode 100644 index 000000000000..ca09eb531666 --- /dev/null +++ b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bus/aspeed,ast2600-ahbc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED Advanced High-Performance Bus Controller (AHBC) Device Tree Bindings + +maintainers: + - Neal Liu + - Chia-Wei Wang + +description: | + Advanced High-performance Bus Controller (AHBC) supports plenty of mechanisms + including a priority arbiter, an address decoder and a data multiplexer + to control the overall operations of Advanced Highperformance + Bus (AHB). AHB is the main system bus for ARM CPU to communicate with the + related peripherals. + +properties: + compatible: + enum: + - aspeed,ast2600-ahbc + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + ahbc: bus@1e600000 { + compatible = "aspeed,ast2600-ahbc"; + reg = <0x1e600000 0x100>; + };