From patchwork Thu Feb 24 07:42:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiantao Hu X-Patchwork-Id: 545848 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 D8D05C433FE for ; Thu, 24 Feb 2022 07:51:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231160AbiBXHvr (ORCPT ); Thu, 24 Feb 2022 02:51:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231324AbiBXHvj (ORCPT ); Thu, 24 Feb 2022 02:51:39 -0500 Received: from mx1.cqplus1.com (unknown [113.204.237.245]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id C7C9318A78A for ; Wed, 23 Feb 2022 23:50:59 -0800 (PST) X-MailGates: (compute_score:DELIVER,40,3) Received: from 172.28.114.216 by mx1.cqplus1.com with MailGates ESMTP Server V5.0(26020:0:AUTH_RELAY) (envelope-from ); Thu, 24 Feb 2022 15:42:25 +0800 (CST) From: Xiantao Hu To: wim@linux-watchdog.org, p.zabel@pengutronix.de, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, linux@roeck-us.net, robh+dt@kernel.org, devicetree@vger.kernel.org Cc: wells.lu@sunplus.com, qinjian@cqplus1.com, Xiantao Hu , Rob Herring Subject: [PATCH v6 1/2] watchdog: Add Sunplus SP7021 WDT devicetree bindings documentation Date: Thu, 24 Feb 2022 15:42:41 +0800 Message-Id: <20220224074242.6944-2-xt.hu@cqplus1.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220224074242.6944-1-xt.hu@cqplus1.com> References: <20220224074242.6944-1-xt.hu@cqplus1.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org This adds the documentation for the devicetree bindings of the Sunplus SP7021 watchdog driver, found from SP7021 SoCs and newer. Reviewed-by: Rob Herring Signed-off-by: Xiantao Hu --- .../bindings/watchdog/sunplus,sp7021-wdt.yaml | 47 +++++++++++++++++++ MAINTAINERS | 6 +++ 2 files changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/sunplus,sp7021-wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/sunplus,sp7021-wdt.yaml b/Documentation/devicetree/bindings/watchdog/sunplus,sp7021-wdt.yaml new file mode 100644 index 000000000..9a9bfe150 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/sunplus,sp7021-wdt.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) Sunplus Co., Ltd. 2021 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/sunplus,sp7021-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus SoCs Watchdog Device Tree Bindings + +maintainers: + - XianTao Hu + +allOf: + - $ref: watchdog.yaml# + +properties: + compatible: + const: sunplus,sp7021-wdt + + reg: + items: + - description: watchdog registers regions + - description: miscellaneous control registers regions + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - resets + +additionalProperties: false + +examples: + - | + watchdog: watchdog@9c000630 { + compatible = "sunplus,sp7021-wdt"; + reg = <0x9c000630 0x08>, <0x9C000274 0x04>; + clocks = <&clkc 0x24>; + resets = <&rstc 0x14>; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index fb18ce716..fe6cc971c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18242,6 +18242,12 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/dlink/sundance.c +SUNPLUS WATCHDOG DRIVER +M: Xiantao Hu +L: linux-watchdog@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/watchdog/sunplus,sp7021-wdt.yaml + SUPERH M: Yoshinori Sato M: Rich Felker