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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 768E4C636D3 for ; Wed, 1 Feb 2023 10:34:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231644AbjBAKe0 (ORCPT ); Wed, 1 Feb 2023 05:34:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40148 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231339AbjBAKeV (ORCPT ); Wed, 1 Feb 2023 05:34:21 -0500 Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4D2F4F36F for ; Wed, 1 Feb 2023 02:34:16 -0800 (PST) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 311AMJ1B097435; Wed, 1 Feb 2023 18:22:19 +0800 (GMT-8) (envelope-from ryan_chen@aspeedtech.com) Received: from aspeedtech.com (192.168.10.13) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 1 Feb 2023 18:34:04 +0800 From: Ryan Chen To: Ryan Chen , Rob Herring , Krzysztof Kozlowski , Joel Stanley , Andrew Jeffery , Philipp Zabel , , , , Subject: [PATCH v4 1/3] dt-bindings: i2c-ast2600: Add support for AST2600 I2C global controller Date: Wed, 1 Feb 2023 18:33:57 +0800 Message-ID: <20230201103359.1742140-2-ryan_chen@aspeedtech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230201103359.1742140-1-ryan_chen@aspeedtech.com> References: <20230201103359.1742140-1-ryan_chen@aspeedtech.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [192.168.10.13] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 311AMJ1B097435 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org AST2600 I2C global register controller, add bindings document to support driver of i2c global register set. Signed-off-by: Ryan Chen --- .../i2c/aspeed,i2c-ast2600-global.yaml | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.yaml diff --git a/Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.yaml b/Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.yaml new file mode 100644 index 000000000000..d92a0878d03b --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/aspeed,i2c-ast2600-global.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: AST2600 I2C Global Register on the AST26XX SoCs Device Tree Bindings + +maintainers: + - Ryan Chen + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + enum: + - aspeed,ast2600-i2c-global + + reg: + minItems: 1 + items: + - description: address offset and range of bus + - description: address offset and range of bus buffer + + resets: + maxItems: 1 + +required: + - reg + - compatible + - resets + +unevaluatedProperties: false + +examples: + - | + #include + + i2c_gr: i2c-global-regs@0 { + compatible = "aspeed,ast2600-i2c-global", "syscon"; + reg = <0x0 0x20>; + resets = <&syscon ASPEED_RESET_I2C>; + }; -- 2.34.1