From patchwork Fri Feb 23 09:16:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Balakrishnan Sambath X-Patchwork-Id: 13568779 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 560D9C48BC4 for ; Fri, 23 Feb 2024 09:18:14 +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:CC:To:In-Reply-To:References:Message-ID :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=y0WD3LY3bvF+KCPhHkYEnJkmOTZ+Gj58Hgce/dNfFq0=; b=OYwjFh4JVDwavK rzZGykmKwyZ84DLx2ZzAFxD7BKfbVGj0ORILHXuIx7+6iw7u7XgjU+FLeMkaCFLm71jjTUJcyuFaB KL8GtcFdMDMEHdTaEJSAWZprQhCEFJldXmw6DrVtHtcVkAU+q3fpw9Xa/aJnHKo0lYHDkrsbU+s79 E2nbsboBg1e3qdmVpXn+CbWYgSQ38M+aLhLGfE0YXT9GxZhL8PMPJ78f71sq25cFNTARA1BIMZpvG ZL0IEZbuF6mgOC1cWWb7mR4qQSgj5KkpTb471QZpcBHCs2tdFN5V9noJtYO6nPiwxPaWUA0Tv+W0d Y8YMFR0AFcB0dvVicY8Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rdRgU-00000008dYW-10Je; Fri, 23 Feb 2024 09:17:34 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rdRfs-00000008dEx-1iix for linux-arm-kernel@lists.infradead.org; Fri, 23 Feb 2024 09:17:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1708679816; x=1740215816; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=cPPxo7jkF2p3psJPjcEDbR/kBoxbqjvyfNPaLWpnafA=; b=mDWNDHBeaRsbtXn9o0E59O7lhRSaFhKlDsrWrdq6AhFaj54vwI7M8UYR JzPyzKdm7P3xQl61E7SkaHVZorY2fLUT2AoAJCi77NGF7Kdo67s594TwH FpuwPhp59yZYZa7UsZKIqv+zNRG3kAe6othMFy64HZzJ7hYNjfBLO9bYK ZXyy+QbpVtM4dKU5IjCO/TS7jvwqMqyGSxXMVrwBktWvxK9Ne/xaCIFwL aT4Zozw9QSm+rXWB5rAhMj5QoE5YytrUluMwLfxFiT793Vmu+v3giJLgS uidNpCuCan6qLVFsbwc/GIGaWUWYu/GiNlU8EP1i8LmoIwz4rShSnh1WK A==; X-CSE-ConnectionGUID: SUKQ20MbQ6GrA9O5LD3Fww== X-CSE-MsgGUID: 8kwuj3GjS1WdtJm6EiQexw== X-IronPort-AV: E=Sophos;i="6.06,179,1705388400"; d="scan'208";a="183987163" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa6.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 23 Feb 2024 02:16:36 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Fri, 23 Feb 2024 02:16:28 -0700 Received: from [127.0.0.1] (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Fri, 23 Feb 2024 02:16:23 -0700 From: Balakrishnan Sambath Date: Fri, 23 Feb 2024 14:46:23 +0530 Subject: [PATCH v2 2/2] dt-bindings: mfd: Convert atmel-flexcom to json-schema MIME-Version: 1.0 Message-ID: <20240223-b4-sama5d2-flexcom-yaml-v2-2-7e96c60c7701@microchip.com> References: <20240223-b4-sama5d2-flexcom-yaml-v2-0-7e96c60c7701@microchip.com> In-Reply-To: <20240223-b4-sama5d2-flexcom-yaml-v2-0-7e96c60c7701@microchip.com> To: Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Rob Herring , Krzysztof Kozlowski , Conor Dooley , "Lee Jones" , Kavyasree Kotagiri CC: , , , Balakrishnan Sambath , Rob Herring , "Krzysztof Kozlowski" X-Mailer: b4 0.13.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240223_011656_600708_C4987A79 X-CRM114-Status: GOOD ( 17.23 ) 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 Reviewed-by: Rob Herring Acked-by: Krzysztof Kozlowski Signed-off-by: Balakrishnan Sambath --- .../bindings/mfd/atmel,sama5d2-flexcom.yaml | 99 ++++++++++++++++++++++ .../devicetree/bindings/mfd/atmel-flexcom.txt | 64 -------------- 2 files changed, 99 insertions(+), 64 deletions(-) diff --git a/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml new file mode 100644 index 000000000000..0dc6a40b63f4 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml @@ -0,0 +1,99 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/atmel,sama5d2-flexcom.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip Flexcom (Flexible Serial Communication Unit) + +maintainers: + - Kavyasree Kotagiri + +description: + The Microchip 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: + oneOf: + - const: atmel,sama5d2-flexcom + - items: + - const: microchip,sam9x7-flexcom + - const: atmel,sama5d2-flexcom + - items: + - const: microchip,sama7g5-flexcom + - const: atmel,sama5d2-flexcom + + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: + description: + One range for the full I/O register region. (including USART, + TWI and SPI registers). + items: + maxItems: 3 + + atmel,flexcom-mode: + description: | + Specifies the flexcom mode as follows: + 1: USART + 2: SPI + 3: I2C. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 3] + +patternProperties: + "^serial@[0-9a-f]+$": + type: object + description: + Child node describing USART. See atmel-usart.txt for details + of USART bindings. + + "^spi@[0-9a-f]+$": + type: object + description: + Child node describing SPI. See ../spi/spi_atmel.txt for details + of SPI bindings. + + "^i2c@[0-9a-f]+$": + $ref: /schemas/i2c/atmel,at91sam-i2c.yaml + description: + Child node describing I2C. + +required: + - compatible + - reg + - clocks + - "#address-cells" + - "#size-cells" + - ranges + - atmel,flexcom-mode + +additionalProperties: false + +examples: + - | + #include + + 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 af692e8833a5..000000000000 --- a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt +++ /dev/null @@ -1,64 +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" - or "microchip,sam9x7-flexcom", "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>; - - flash@0 { - compatible = "atmel,at25f512b"; - reg = <0>; - spi-max-frequency = <20000000>; - }; - }; -};