From patchwork Thu Oct 7 12:08:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Quadros X-Patchwork-Id: 12541685 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B22EC433F5 for ; Thu, 7 Oct 2021 12:09:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 44EF261262 for ; Thu, 7 Oct 2021 12:09:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241278AbhJGMK7 (ORCPT ); Thu, 7 Oct 2021 08:10:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:50746 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241282AbhJGMKn (ORCPT ); Thu, 7 Oct 2021 08:10:43 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D679B60F90; Thu, 7 Oct 2021 12:08:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1633608530; bh=3lABtzEvVZ9ovEAf/wq5+A7SfbOl7pqClaBJfM79UyI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FbSjqUut7j3ApWtmsxnoc+zrP4Jnjl11oP5+fQ6m9Dy93xCQy2ksZs1bOn7vIuznX vzK7LVw2ZpJUFgbEhZmTbMBOHyHpgTdQeUvYeiT/DOekjB2wHpGmHzmOYTDQjFkc3+ NYxsFYJKEUtTvjUP1kBKHBxSfg1ycRaS319iQVZefgwYXgb00bN3tETUo4SZA4DQPz xInmrBCWcRha9B3CoQ2gFpZBl8GqW1bg2B48HEaP8Faenk+uTG/7St05DdgCitXSR9 MbIulkW4VG2XcJMVkU83Kahlgcp5sM5B3yqmwpt0uWPsakLJC6WDqaqArUgssQTSgc 7dBT5h/sbJoSg== From: Roger Quadros To: tony@atomide.com Cc: robh+dt@kernel.org, grygorii.strashko@ti.com, nm@ti.com, lokeshvutla@ti.com, nsekhar@ti.com, krzysztof.kozlowski@canonical.com, miquel.raynal@bootlin.com, devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, Roger Quadros Subject: [PATCH v5 5/8] dt-bindings: mtd: ti,gpmc-onenand: Convert to yaml Date: Thu, 7 Oct 2021 15:08:27 +0300 Message-Id: <20211007120830.17221-6-rogerq@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211007120830.17221-1-rogerq@kernel.org> References: <20211007120830.17221-1-rogerq@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Convert gpmc-onenand.txt to ti,gpmc-onenand.yaml. Signed-off-by: Roger Quadros Reviewed-by: Rob Herring --- .../devicetree/bindings/mtd/gpmc-onenand.txt | 48 ----------- .../bindings/mtd/ti,gpmc-onenand.yaml | 81 +++++++++++++++++++ 2 files changed, 81 insertions(+), 48 deletions(-) delete mode 100644 Documentation/devicetree/bindings/mtd/gpmc-onenand.txt create mode 100644 Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml diff --git a/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt b/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt deleted file mode 100644 index e9f01a963a0a..000000000000 --- a/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt +++ /dev/null @@ -1,48 +0,0 @@ -Device tree bindings for GPMC connected OneNANDs - -GPMC connected OneNAND (found on OMAP boards) are represented as child nodes of -the GPMC controller with a name of "onenand". - -All timing relevant properties as well as generic gpmc child properties are -explained in a separate documents - please refer to -Documentation/devicetree/bindings/memory-controllers/omap-gpmc.txt - -Required properties: - - - compatible: "ti,omap2-onenand" - - reg: The CS line the peripheral is connected to - - gpmc,device-width: Width of the ONENAND device connected to the GPMC - in bytes. Must be 1 or 2. - -Optional properties: - - - int-gpios: GPIO specifier for the INT pin. - -For inline partition table parsing (optional): - - - #address-cells: should be set to 1 - - #size-cells: should be set to 1 - -Example for an OMAP3430 board: - - gpmc: gpmc@6e000000 { - compatible = "ti,omap3430-gpmc"; - ti,hwmods = "gpmc"; - reg = <0x6e000000 0x1000000>; - interrupts = <20>; - gpmc,num-cs = <8>; - gpmc,num-waitpins = <4>; - #address-cells = <2>; - #size-cells = <1>; - - onenand@0 { - compatible = "ti,omap2-onenand"; - reg = <0 0 0>; /* CS0, offset 0 */ - gpmc,device-width = <2>; - - #address-cells = <1>; - #size-cells = <1>; - - /* partitions go here */ - }; - }; diff --git a/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml b/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml new file mode 100644 index 000000000000..a953f7397c40 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/ti,gpmc-onenand.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: OneNAND over Texas Instruments GPMC bus. + +maintainers: + - Tony Lindgren + - Roger Quadros + +description: + GPMC connected OneNAND (found on OMAP boards) are represented + as child nodes of the GPMC controller. + +properties: + compatible: + const: ti,omap2-onenand + + reg: + items: + - description: | + Chip Select number, register offset and size of + OneNAND register window. + + "#address-cells": true + + "#size-cells": true + + int-gpios: + description: GPIO specifier for the INT pin. + +patternProperties: + "@[0-9a-f]+$": + $ref: "/schemas/mtd/partitions/partition.yaml" + +allOf: + - $ref: "/schemas/memory-controllers/ti,gpmc-child.yaml" + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +unevaluatedProperties: false + +examples: + - | + gpmc: memory-controller@6e000000 { + compatible = "ti,omap3430-gpmc"; + reg = <0x6e000000 0x02d0>; + interrupts = <20>; + gpmc,num-cs = <8>; + gpmc,num-waitpins = <4>; + clocks = <&l3s_clkctrl>; + clock-names = "fck"; + #address-cells = <2>; + #size-cells = <1>; + + ranges = <0 0 0x01000000 0x01000000>, /* 16 MB for OneNAND */ + <1 0 0x02000000 0x01000000>; /* 16 MB for smc91c96 */ + + onenand@0,0 { + compatible = "ti,omap2-onenand"; + reg = <0 0 0x20000>; /* CS0, offset 0, IO size 128K */ + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "bootloader"; + reg = <0x00000000 0x00100000>; + }; + + partition@100000 { + label = "config"; + reg = <0x00100000 0x002c0000>; + }; + }; + };