From patchwork Wed Apr 15 00:40:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11489469 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4AD18912 for ; Wed, 15 Apr 2020 00:48:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3D0F22076C for ; Wed, 15 Apr 2020 00:48:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2634701AbgDOAsr (ORCPT ); Tue, 14 Apr 2020 20:48:47 -0400 Received: from inva021.nxp.com ([92.121.34.21]:57138 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392429AbgDOAsc (ORCPT ); Tue, 14 Apr 2020 20:48:32 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 6F22C200675; Wed, 15 Apr 2020 02:48:22 +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 49A35200651; Wed, 15 Apr 2020 02:48:17 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 15CB1402B4; Wed, 15 Apr 2020 08:48:11 +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 V2 2/2] dt-bindings: watchdog: Convert i.MX7ULP to json-schema Date: Wed, 15 Apr 2020 08:40:11 +0800 Message-Id: <1586911211-1141-2-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1586911211-1141-1-git-send-email-Anson.Huang@nxp.com> References: <1586911211-1141-1-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 V1: - Add 'timeout-sec' property to avoid build error. --- .../bindings/watchdog/fsl-imx7ulp-wdt.txt | 22 -------- .../bindings/watchdog/fsl-imx7ulp-wdt.yaml | 65 ++++++++++++++++++++++ 2 files changed, 65 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..86b4d93 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml @@ -0,0 +1,65 @@ +# 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: + description: | + Watchdog's clock source. + maxItems: 1 + + assigned-clocks: + maxItems: 1 + + assigned-clocks-parents: + maxItems: 1 + + timeout-sec: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Contains the watchdog timeout in seconds. + +required: + - compatible + - interrupts + - reg + - clocks + +additionalProperties: false + +examples: + - | + #include + #include + + 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>; + }; + +...