From patchwork Tue Apr 21 14:21:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 215079 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26D9BC54FC9 for ; Tue, 21 Apr 2020 14:30:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0FCC1206D9 for ; Tue, 21 Apr 2020 14:30:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729194AbgDUOaA (ORCPT ); Tue, 21 Apr 2020 10:30:00 -0400 Received: from inva021.nxp.com ([92.121.34.21]:39646 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729174AbgDUO34 (ORCPT ); Tue, 21 Apr 2020 10:29:56 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id D367B200080; Tue, 21 Apr 2020 16:29:54 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id B1B72200CEF; Tue, 21 Apr 2020 16:29:49 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id D7ADA4029E; Tue, 21 Apr 2020 22:29:43 +0800 (SGT) From: Anson Huang To: wim@linux-watchdog.org, linux@roeck-us.net, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Linux-imx@nxp.com Subject: [PATCH V3 2/2] dt-bindings: watchdog: Convert i.MX7ULP to json-schema Date: Tue, 21 Apr 2020 22:21:26 +0800 Message-Id: <1587478886-21512-2-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1587478886-21512-1-git-send-email-Anson.Huang@nxp.com> References: <1587478886-21512-1-git-send-email-Anson.Huang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-watchdog-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org Convert the i.MX7ULP watchdog binding to DT schema format using json-schema. Signed-off-by: Anson Huang --- Changes since V2: - drop clocks description; - drop unused label; - improve timeout-sec. --- .../bindings/watchdog/fsl-imx7ulp-wdt.txt | 22 -------- .../bindings/watchdog/fsl-imx7ulp-wdt.yaml | 60 ++++++++++++++++++++++ 2 files changed, 60 insertions(+), 22 deletions(-) delete mode 100644 Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt create mode 100644 Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt deleted file mode 100644 index f902508..0000000 --- a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt +++ /dev/null @@ -1,22 +0,0 @@ -* Freescale i.MX7ULP Watchdog Timer (WDT) Controller - -Required properties: -- compatible : Should be "fsl,imx7ulp-wdt" -- reg : Should contain WDT registers location and length -- interrupts : Should contain WDT interrupt -- clocks: Should contain a phandle pointing to the gated peripheral clock. - -Optional properties: -- timeout-sec : Contains the watchdog timeout in seconds - -Examples: - -wdog1: watchdog@403d0000 { - compatible = "fsl,imx7ulp-wdt"; - reg = <0x403d0000 0x10000>; - interrupts = ; - clocks = <&pcc2 IMX7ULP_CLK_WDG1>; - assigned-clocks = <&pcc2 IMX7ULP_CLK_WDG1>; - assigned-clocks-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>; - timeout-sec = <40>; -}; diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml new file mode 100644 index 0000000..51d6d48 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/fsl-imx7ulp-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX7ULP Watchdog Timer (WDT) Controller + +maintainers: + - Anson Huang + +allOf: + - $ref: "watchdog.yaml#" + +properties: + compatible: + enum: + - fsl,imx7ulp-wdt + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + assigned-clocks: + maxItems: 1 + + assigned-clocks-parents: + maxItems: 1 + + timeout-sec: true + +required: + - compatible + - interrupts + - reg + - clocks + +additionalProperties: false + +examples: + - | + #include + #include + + watchdog@403d0000 { + compatible = "fsl,imx7ulp-wdt"; + reg = <0x403d0000 0x10000>; + interrupts = ; + clocks = <&pcc2 IMX7ULP_CLK_WDG1>; + assigned-clocks = <&pcc2 IMX7ULP_CLK_WDG1>; + assigned-clocks-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>; + timeout-sec = <40>; + }; + +...