From patchwork Tue May 3 10:55:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 12835655 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 EF4B9C433F5 for ; Tue, 3 May 2022 11:02:33 +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=DRXfPqVi7y//AqouzpyLjtLKdvr2m6H7yo3OhKFZYUU=; b=wnhde5VL4zTn9D lcPjmlYz70ic1phuHK7K3odSh2ODezVoBtJ7Wy3qFvV5JyHn0ENpVXVpg0dncNEpN1UUIu1XVxfUV Wj+La78e1N+yhKiLjl3zbVRkk2XzAnvYkvLPpFl+TRk6QGmR/17ciofELzk1T1JEWDhKVvMtpLbMH +UjPUHisV9lCIJTqm1ZLNuNDUO0H0nmyKSeg3OwiE3bMWjq6YEc9deJZpoiPSCUUuVZ6tJxp+7AwC QTFja8BYEe5kVWUkWAAjililsJRIEkqziujt/hkOOEVSZOpX6vQcq+AoA5o1Bua14Yi9gvjq5dp0D 9HvfWko5VoP9AEZPyMig==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nlqHG-005TF7-O8; Tue, 03 May 2022 11:01:11 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nlqCY-005Pz5-3y for linux-arm-kernel@lists.infradead.org; Tue, 03 May 2022 10:56:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1651575378; x=1683111378; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=JMfILJt9Qdwbtxcn7LDS0ssDPoXBmd8C5LPlUEheFFI=; b=u/YRQiSkwlaHcLOGrc+X/SJaeOIC/e7QsyiQGa3545EyFWUacxzxJqXv iK9M/JQvBveMDCk30G28Yp5XDYfa0Mled8k2kuMELbGOentKs064bpUX/ 01GbkA417MYsXvqTtcIat/zAlJ8VrEVwmb2SZjwJRdNlB92rx5NS4VY7J bRtc4WIMMvWAi5aiT0CZmKVjkz2CS+xyfOGWuk47E4LDO4n5XrjEKhQ9F 2U6bZES4teh5KE85nY+l4pDT3quxnHtuXcxRPGrKIjbGp8Vnr/C1W4fUd cA/2Ktyaf1vMfqhL6ab2jm57yiERRRC2iPggf0xKEWqldrhYew5TWPWen g==; X-IronPort-AV: E=Sophos;i="5.91,195,1647327600"; d="scan'208";a="162535319" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 03 May 2022 03:56:17 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Tue, 3 May 2022 03:56:17 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Tue, 3 May 2022 03:56:12 -0700 From: Kavyasree Kotagiri To: , , , , CC: , , , , , , , Subject: [PATCH 1/4] dt-bindings: mfd: atmel,flexcom: Convert to json-schema Date: Tue, 3 May 2022 16:25:25 +0530 Message-ID: <20220503105528.12824-2-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220503105528.12824-1-kavyasree.kotagiri@microchip.com> References: <20220503105528.12824-1-kavyasree.kotagiri@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220503_035618_279295_E0BAD487 X-CRM114-Status: GOOD ( 17.68 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Convert the Atmel flexcom device tree bindings to json schema. Signed-off-by: Kavyasree Kotagiri --- .../bindings/mfd/atmel,flexcom.yaml | 68 +++++++++++++++++++ .../devicetree/bindings/mfd/atmel-flexcom.txt | 63 ----------------- 2 files changed, 68 insertions(+), 63 deletions(-) create mode 100644 Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml delete mode 100644 Documentation/devicetree/bindings/mfd/atmel-flexcom.txt diff --git a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml new file mode 100644 index 000000000000..62dea9b891d8 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/atmel,flexcom.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) + +maintainers: + - Rob Herring + +description: | + The Atmel Flexcom is just a wrapper which embeds a SPI controller, + an I2C controller and an USART. Only one function can be used at a + time and is chosen at boot time according to the device tree. + +properties: + compatible: + enum: + - atmel,sama5d2-flexcom + + reg: + minItems: 1 + items: + - description: Flexcom registers + + clocks: + maxItems: 1 + + "#address-cells": true + + "#size-cells": true + + ranges: + description: + One range for the full I/O register region. (including USART, + TWI and SPI registers). + items: + minItems: 3 + maxItems: 3 + + atmel,flexcom-mode: + description: + One of the values. UART, I2C, SPI. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2] + +required: + - compatible + - reg + - clocks + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + flx0: flexcom@f8034000 { + compatible = "atmel,sama5d2-flexcom"; + reg = <0xf8034000 0x200>; + clocks = <&flx0_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xf8034000 0x800>; + atmel,flexcom-mode = <2>; + }; +... diff --git a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt b/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt deleted file mode 100644 index 692300117c64..000000000000 --- a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt +++ /dev/null @@ -1,63 +0,0 @@ -* Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) - -The Atmel Flexcom is just a wrapper which embeds a SPI controller, an I2C -controller and an USART. Only one function can be used at a time and is chosen -at boot time according to the device tree. - -Required properties: -- compatible: Should be "atmel,sama5d2-flexcom" -- reg: Should be the offset/length value for Flexcom dedicated - I/O registers (without USART, TWI or SPI registers). -- clocks: Should be the Flexcom peripheral clock from PMC. -- #address-cells: Should be <1> -- #size-cells: Should be <1> -- ranges: Should be one range for the full I/O register region - (including USART, TWI and SPI registers). -- atmel,flexcom-mode: Should be one of the following values: - - <1> for USART - - <2> for SPI - - <3> for I2C - -Required child: -A single available child device of type matching the "atmel,flexcom-mode" -property. - -The phandle provided by the clocks property of the child is the same as one for -the Flexcom parent. - -For other properties, please refer to the documentations of the respective -device: -- ../serial/atmel-usart.txt -- ../spi/spi_atmel.txt -- ../i2c/i2c-at91.txt - -Example: - -flexcom@f8034000 { - compatible = "atmel,sama5d2-flexcom"; - reg = <0xf8034000 0x200>; - clocks = <&flx0_clk>; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0xf8034000 0x800>; - atmel,flexcom-mode = <2>; - - spi@400 { - compatible = "atmel,at91rm9200-spi"; - reg = <0x400 0x200>; - interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_flx0_default>; - #address-cells = <1>; - #size-cells = <0>; - clocks = <&flx0_clk>; - clock-names = "spi_clk"; - atmel,fifo-size = <32>; - - mtd_dataflash@0 { - compatible = "atmel,at25f512b"; - reg = <0>; - spi-max-frequency = <20000000>; - }; - }; -};