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: 1708635 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4NHw1k0pYMz23nR for ; Thu, 24 Nov 2022 21:57:30 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229649AbiKXK50 (ORCPT ); Thu, 24 Nov 2022 05:57:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47812 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229679AbiKXK5T (ORCPT ); Thu, 24 Nov 2022 05:57:19 -0500 Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD69D48428; Thu, 24 Nov 2022 02:57:17 -0800 (PST) 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-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.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>; + };