From patchwork Fri May 29 02:04:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11577439 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 5E8131391 for ; Fri, 29 May 2020 02:15:16 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 29F73206E2 for ; Fri, 29 May 2020 02:15:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="iTyWZLHv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 29F73206E2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=s74KGOAfgQthtuBzmSuWN6hLeL3GSSzC2YaE7MCtgZg=; b=iTy WZLHvH2TutF9ijefl1AyrX7KHPc54/8btbn773lNHD7pgszza8GhiFLFY0RQ53Bk/fRYkBolOWhsT /b/EUWX5MmwcrzIA5RcRFuYH6GI0madlCzqRu6khCGPG3JE0KeSjiR1NNS/N7gww3Y5o2Lrd4wN7K heK/y/wwX6GhSJDkHKuCMGOLTqZpAq6fYbhWJ42Yjr/3v8InWzdF/PLktOu1Vp3Y4aygaMoRRaHIs gPUAzSHn/t2C2gkR0LZTla1WkZn789rJAyJRK801gb5LKalaZPs3K/Vgk8WIxyk3ABZfvHl7itA9i KRJmdsKr0rpU6kbSELUXkBunOkBDulA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeUY1-0004ej-Fu; Fri, 29 May 2020 02:15:01 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeUXx-0004eL-Hd for linux-arm-kernel@lists.infradead.org; Fri, 29 May 2020 02:14:59 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 6D7FF1A0098; Fri, 29 May 2020 04:14:55 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A9EA31A0099; Fri, 29 May 2020 04:14:50 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id BC2EE402DF; Fri, 29 May 2020 10:14:44 +0800 (SGT) From: Anson Huang To: daniel.lezcano@linaro.org, tglx@linutronix.de, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH V3] dt-bindings: timer: Convert i.MX GPT to json-schema Date: Fri, 29 May 2020 10:04:42 +0800 Message-Id: <1590717882-20922-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200528_191457_860821_CABC52AE X-CRM114-Status: GOOD ( 10.59 ) X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [92.121.34.13 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux-imx@nxp.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Convert the i.MX GPT binding to DT schema format using json-schema. Signed-off-by: Anson Huang --- Changes since V2: - in compatible properties, group all the ones with the same fallback to a single 'items' list using enum for the first entry. --- .../devicetree/bindings/timer/fsl,imxgpt.txt | 45 -------------- .../devicetree/bindings/timer/fsl,imxgpt.yaml | 72 ++++++++++++++++++++++ 2 files changed, 72 insertions(+), 45 deletions(-) delete mode 100644 Documentation/devicetree/bindings/timer/fsl,imxgpt.txt create mode 100644 Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml diff --git a/Documentation/devicetree/bindings/timer/fsl,imxgpt.txt b/Documentation/devicetree/bindings/timer/fsl,imxgpt.txt deleted file mode 100644 index 5d8fd5b..0000000 --- a/Documentation/devicetree/bindings/timer/fsl,imxgpt.txt +++ /dev/null @@ -1,45 +0,0 @@ -Freescale i.MX General Purpose Timer (GPT) - -Required properties: - -- compatible : should be one of following: - for i.MX1: - - "fsl,imx1-gpt"; - for i.MX21: - - "fsl,imx21-gpt"; - for i.MX27: - - "fsl,imx27-gpt", "fsl,imx21-gpt"; - for i.MX31: - - "fsl,imx31-gpt"; - for i.MX25: - - "fsl,imx25-gpt", "fsl,imx31-gpt"; - for i.MX50: - - "fsl,imx50-gpt", "fsl,imx31-gpt"; - for i.MX51: - - "fsl,imx51-gpt", "fsl,imx31-gpt"; - for i.MX53: - - "fsl,imx53-gpt", "fsl,imx31-gpt"; - for i.MX6Q: - - "fsl,imx6q-gpt", "fsl,imx31-gpt"; - for i.MX6DL: - - "fsl,imx6dl-gpt"; - for i.MX6SL: - - "fsl,imx6sl-gpt", "fsl,imx6dl-gpt"; - for i.MX6SX: - - "fsl,imx6sx-gpt", "fsl,imx6dl-gpt"; -- reg : specifies base physical address and size of the registers. -- interrupts : should be the gpt interrupt. -- clocks : the clocks provided by the SoC to drive the timer, must contain - an entry for each entry in clock-names. -- clock-names : must include "ipg" entry first, then "per" entry. - -Example: - -gpt1: timer@10003000 { - compatible = "fsl,imx27-gpt", "fsl,imx21-gpt"; - reg = <0x10003000 0x1000>; - interrupts = <26>; - clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>, - <&clks IMX27_CLK_PER1_GATE>; - clock-names = "ipg", "per"; -}; diff --git a/Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml b/Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml new file mode 100644 index 0000000..883f7f4 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/fsl,imxgpt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX General Purpose Timer (GPT) + +maintainers: + - Sascha Hauer + +properties: + compatible: + oneOf: + - const: fsl,imx1-gpt + - const: fsl,imx21-gpt + - items: + - const: fsl,imx27-gpt + - const: fsl,imx21-gpt + - const: fsl,imx31-gpt + - items: + - enum: + - fsl,imx25-gpt + - fsl,imx50-gpt + - fsl,imx51-gpt + - fsl,imx53-gpt + - fsl,imx6q-gpt + - const: fsl,imx31-gpt + - const: fsl,imx6dl-gpt + - items: + - enum: + - fsl,imx6sl-gpt + - fsl,imx6sx-gpt + - const: fsl,imx6dl-gpt + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: SoC GPT ipg clock + - description: SoC GPT per clock + + clock-names: + items: + - const: ipg + - const: per + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include + + timer@10003000 { + compatible = "fsl,imx27-gpt", "fsl,imx21-gpt"; + reg = <0x10003000 0x1000>; + interrupts = <26>; + clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>, + <&clks IMX27_CLK_PER1_GATE>; + clock-names = "ipg", "per"; + };