From patchwork Thu Feb 20 23:25:24 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wilson Ding X-Patchwork-Id: 13984614 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 8EC5BC021B3 for ; Thu, 20 Feb 2025 23:33:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=NgI/JkITGmiVT6A6VUwLoEgtIIyCPMZwHp5YWFEWg+g=; b=zwx5tPK82aG4doQIqWP6ffjGI6 dPQkgj0Z14FuoXzcjMVuTwrmktkPOiHdzgHPQfFIcYjUXSyx0cGISsu3mmj5ckQMzPgvwUnu93+e9 qHqh2dSXhYoZy7/CyAYZY1R2f5KvDApbKdAQfKsPr6GPQ2kC/kbO+J70olPVaXTYDceCDXIyC+Ehj Cnba/RqZCFRYXGo7lH9sklORy2IzCigzV/UtnJ7b2GFQ62qAkBatyDK/+H+8eTw8yZLN86mu7mOZP GgmSSL/ToBznFvZU95Y31UTR+WCqumknylFxeheuP7jS5BWI7w3nBjUVEbQhkSoUTTSSypru+dEtM qYY19znQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tlG2p-00000003L34-0RfT; Thu, 20 Feb 2025 23:33:27 +0000 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tlFvF-00000003J5C-3I9s for linux-arm-kernel@lists.infradead.org; Thu, 20 Feb 2025 23:25:40 +0000 Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 51KL98lg029271; Thu, 20 Feb 2025 15:25:31 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pfpt0220; bh=N gI/JkITGmiVT6A6VUwLoEgtIIyCPMZwHp5YWFEWg+g=; b=FAEqlyfB4jvlPoTNM o9/kc5/YIjScGkck9aIy8P95tBN5AUy73qMuhuhlVCDawkED8Jjp6dWn60Ee9hJP 55W9PQ8QFeh/p3/YVrtey1TWY4/j1zaKJy1YzDdVp5kMUBj4aIE+qFDnQxDW0Hl3 BdnYbnBQFtcQrOtapRWDlDnZa6Od2HuXI7VoTmJ++w+Wti59HUuQWW/dAyfF9mK/ 9oAp6Hxa7SypWSLoTPzm4YqBZzXeHUpy/TNofRGYR2FxrLF+9wTpxwjttNiF8Jr7 sSbwGbJur5+vFr1LtyDxfvJTuyZFgXW80rmibmLMoZc2W6i+c9HWeVgwmwxfyT1T bcd/A== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 44xc24r915-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 20 Feb 2025 15:25:31 -0800 (PST) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Thu, 20 Feb 2025 15:25:29 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Thu, 20 Feb 2025 15:25:29 -0800 Received: from wd-ubuntu-24-04.marvell.com (wd-ubuntu-24-04.marvell.com [10.111.132.113]) by maili.marvell.com (Postfix) with ESMTP id C4E2D5B692F; Thu, 20 Feb 2025 15:25:29 -0800 (PST) From: Wilson Ding To: , , CC: , , , , , , , , , Wilson Ding Subject: [PATCH v2 1/4] dt-bindings: reset: Add Armada8K reset controller Date: Thu, 20 Feb 2025 15:25:24 -0800 Message-ID: <20250220232527.882888-2-dingwei@marvell.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250220232527.882888-1-dingwei@marvell.com> References: <20250220232527.882888-1-dingwei@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: 8ONWU7Zuw7aqAk6-fBizNeu7df81an_Q X-Proofpoint-ORIG-GUID: 8ONWU7Zuw7aqAk6-fBizNeu7df81an_Q X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-20_09,2025-02-20_02,2024-11-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250220_152537_934559_57C1153A X-CRM114-Status: GOOD ( 13.12 ) 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 Armada8K reset driver. Signed-off-by: Wilson Ding --- .../reset/marvell,armada8k-reset.yaml | 45 +++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/marvell,armada8k-reset.yaml diff --git a/Documentation/devicetree/bindings/reset/marvell,armada8k-reset.yaml b/Documentation/devicetree/bindings/reset/marvell,armada8k-reset.yaml new file mode 100644 index 000000000000..b9f7f3c24d3c --- /dev/null +++ b/Documentation/devicetree/bindings/reset/marvell,armada8k-reset.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2025 Wilson Ding +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/reset/marvell,armada8k-reset.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell Armada8K reset controller + +maintainers: + - Wilson Ding + +description: The reset controller node must be a sub-node of the system + controller node on Armada7K/8K or CN913x SoCs. + +properties: + compatible: + const: marvell,armada8k-reset + + offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Offset in the register map for the gpio registers (in bytes) + + "#reset-cells": + const: 1 + +required: + - compatible + - offset + - "#reset-cells" + +additionalProperties: false + +examples: + - | + syscon0: system-controller@440000 { + compatible = "syscon", "simple-mfd"; + reg = <0x440000 0x2000>; + + unit_swrst: reset-controller@268 { + compatible = "marvell,armada8k-reset"; + offset = <0x268>; + #reset-cells = <1>; + }; + };