From patchwork Thu Nov 24 10:55:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 13054987 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 3D3CCC433FE for ; Thu, 24 Nov 2022 13:31:21 +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=3C0SumO3hfZJU9pbJBA6FJD5lQO5LVfPolFJa6yB3iI=; b=AJ0hhSjVNjs2Ez turiQ8XMATEF00GEhuBkzf1lSni9//+nqDQzgihhPM10UY4Xv+kMpVYTob8wxMbf7VZIynaC0nmnu nxOPaAFHPoxqRthw8GMlNeLKUQhMov7DhKHjwNWOovrW8x7qnYFW4G/OSbHCY352uZEZ7Jrxy2HRk dD9aHmpy36HeaBwtjtw+Dq/l2MpepjXNBDR3Y0qJNQ4lt6kCZzcFI3csi6w8x4etjkUXajblsUqJ2 01bpVr/mxF5liiFSHuh30mDgyD4x34X94x9AgdouAJ40UN4Pq6DGiNvoZTl2nCbTOgvscMKj4VqOH 2nlibNlvFEeMu7uGkxIA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oyCIr-008mmh-4m; Thu, 24 Nov 2022 13:30:09 +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 1oyCHU-008mGQ-PA for linux-arm-kernel@bombadil.infradead.org; Thu, 24 Nov 2022 13:28:44 +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=01nBTATnGK59smNcrU5A7g1Dn21fbqQGBoB6kVykz/k=; b=KC8O2GLTv+S4IpZSmq0eIdX/1s Pnftd88SN5k/Xor3KZwWOxSVd/sKsUTRMOpjO1owaQgn5S1zsM6Y5vHnbEBYYIr81rNq33SpkkHGB IKgBH73kGSpCmafU8zqHORyEU879YYQBOLo9z8sV+me6+ykmPPvBNZBVlRhLPPC2ah0vbuTklrDMP 7W7UmcuyTL2lrwE40DRGjvw5rz+cTQ5C1ohVhOJt9IZYHWQGmwHYnUC3azVIp9uFPS1uR4m5Jzum5 DXPELZQRaDe/AqvrLWUSF7StJSEq1mYeZjD3t8vZ5Up9aUPXGEKWpo80d37XStHlK3b+oHS4RgAww k8Sz+HXw==; Received: from twspam01.aspeedtech.com ([211.20.114.71]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oy9ui-0048iZ-Lz for linux-arm-kernel@lists.infradead.org; Thu, 24 Nov 2022 10:57:08 +0000 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 2AOAVUR3039627; Thu, 24 Nov 2022 18:31:30 +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; Thu, 24 Nov 2022 18:55:56 +0800 From: Neal Liu To: 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 v3 4/4] dt-bindings: bus: add documentation for Aspeed AHBC Date: Thu, 24 Nov 2022 18:55:52 +0800 Message-ID: <20221124105552.1006549-5-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221124105552.1006549-1-neal_liu@aspeedtech.com> References: <20221124105552.1006549-1-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 2AOAVUR3039627 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221124_105705_310017_D66B7CD3 X-CRM114-Status: GOOD ( 12.40 ) 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 Reviewed-by: Rob Herring --- .../bindings/bus/aspeed,ast2600-ahbc.yaml | 37 +++++++++++++++++++ 1 file changed, 37 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..cf9740f2a0c7 --- /dev/null +++ b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml @@ -0,0 +1,37 @@ +# 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 High-performance Bus (AHB). + +properties: + compatible: + enum: + - aspeed,ast2600-ahbc + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + ahbc@1e600000 { + compatible = "aspeed,ast2600-ahbc"; + reg = <0x1e600000 0x100>; + };