From patchwork Fri Dec 2 09:39:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xingyu Wu X-Patchwork-Id: 13062506 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 D006FC47088 for ; Fri, 2 Dec 2022 09:43:00 +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=JH70dnK5OGOMVmjPM4vUkmayfBQ3nJ66pTblKcP3Lkw=; b=34N0qvnost/AjE +MMXjhs576JSQOplTg3IVJMYQx+aMsSroppuSXzSQ4t8kv3dlkbUyj8P9W4xQ7Frl3akwYThnbN+L SLE/4KSXrYE8LMdSPjxn0xYn8m9jXibXe74qMXcloLzXtK0YXSs1hRqFXmRuClMNzuKv60Zf0fuma H4bLsPjU6hjJmTf0T0zLXUjAox3QXL3U2ZiawkWbgeaEXb8gpyrRk4J7NbWKMldoLU9vzpe70eaF/ p7E9cnBFjrdtUd5iKsDrbE19+xzB+U/m/QMUarj2DttnZfJQMENthW3LL8JMOX2nMR3MAlAHv5Mt2 2Tc7yDi6T/FmKGnHw3WQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p12ZK-00F4hj-G5; Fri, 02 Dec 2022 09:42:54 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p12ZH-00F4bI-ME for linux-riscv@lists.infradead.org; Fri, 02 Dec 2022 09:42:53 +0000 Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 531BB24E248; Fri, 2 Dec 2022 17:41:55 +0800 (CST) Received: from EXMBX161.cuchost.com (172.16.6.71) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 2 Dec 2022 17:39:46 +0800 Received: from localhost.localdomain (113.72.147.18) by EXMBX161.cuchost.com (172.16.6.71) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 2 Dec 2022 17:39:45 +0800 From: xingu.wu To: , , , Wim Van Sebroeck , Guenter Roeck CC: Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel , Xingyu Wu , Samin Guo , Subject: [PATCH v1 1/3] dt-bindings: watchdog: Add watchdog for StarFive Date: Fri, 2 Dec 2022 17:39:41 +0800 Message-ID: <20221202093943.149674-2-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221202093943.149674-1-xingyu.wu@starfivetech.com> References: <20221202093943.149674-1-xingyu.wu@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.147.18] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX161.cuchost.com (172.16.6.71) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221202_014252_009664_9C519690 X-CRM114-Status: GOOD ( 12.29 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Xingyu Wu Add bindings to describe the watchdog for the StarFive SoCs. Signed-off-by: Xingyu Wu --- .../bindings/watchdog/starfive,wdt.yaml | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml b/Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml new file mode 100644 index 000000000000..ece3e80153a0 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/starfive,wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive Watchdog + +allOf: + - $ref: "watchdog.yaml#" + +maintainers: + - Samin Guo + - Xingyu Wu + +properties: + compatible: + const: starfive,jh7110-wdt + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Core clock + - description: APB clock + + clock-names: + items: + - const: core_clk + - const: apb_clk + + resets: + items: + - description: APB reset + - description: Core reset + + reset-names: + items: + - const: rst_apb + - const: rst_core + + timeout-sec: true + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - reset-names + - timeout-sec + +additionalProperties: false + +examples: + - | + #include + #include + + watchdog@13070000 { + compatible = "starfive,jh7110-wdt"; + reg = <0x13070000 0x10000>; + interrupts = <68>; + clocks = <&syscrg_clk JH7110_SYSCLK_WDT_CORE>, + <&syscrg_clk JH7110_SYSCLK_WDT_APB>; + clock-names = "core_clk", "apb_clk"; + resets = <&syscrg_rst JH7110_SYSRST_WDT_APB>, + <&syscrg_rst JH7110_SYSRST_WDT_CORE>; + reset-names = "rst_apb", "rst_core"; + timeout-sec = <15>; + }; +