From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2179CC433F5 for ; Tue, 7 Sep 2021 11:33:38 +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 DC13960E8B for ; Tue, 7 Sep 2021 11:33:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org DC13960E8B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id: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=9vMUhpxcn2vD+nJVfnaxYZdk3H5d3vc+3JDOu8keUy0=; b=s11Y6olPY5XO7y UD8PChex2gK+dxEh9KBuPohfWM2r4JUbXr2ObajbJRgMz/0G6g8ubeFWLSFkIahjL6tlG0/Q9nTx4 szPFdYVsFx45C7pWhp+LZYruhAYfkdg00WDmgDNt3oWUGXBzMW9yO70EdG6p/A+aszfAgfFgM6GoK x+hNNPsr4wl6XbF4vFAbeFNhXk9biIxOr+B33UinodlIPCcQW4kpBJxRUJuzJ+S4NEHdbG4JwGzQq XiNr2IAc1kCQGark1WOyD4eyEU7Xqy5/9o+nl30FdaE6LydDiLPVU7EQxHXojdHX8oYDRk4P0yZW3 EiaxvZldBZvtuPEpyfkA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mNZLa-003Vdn-1V; Tue, 07 Sep 2021 11:33:02 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mNZLC-003VZP-Cm for linux-mtd@lists.infradead.org; Tue, 07 Sep 2021 11:32:39 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 9970861101; Tue, 7 Sep 2021 11:32:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631014358; bh=xjXBwJevs5XgLWRG+LQGWP4p8XpWIa5UPqlENQ7qU0s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=D0XeGjPYmgKTKmspSc2ikrrjf1WI3z/KAvZWFKKXoqzNwrfoL5dQ9DJo1i625c8Ya MSB271t4+5lhMrbblv/nFcoJL2rV6LWjjM/g625I0/MOo9h87AasX5hzl5FS6xJGFc sF+8OQHeVOGsQ7R/SSXZ4u4PQ4IgrIW/6jDwyux/ERhWLk90MpbN0pMDv0B1Oor8lR QrWwcOBoFhoBgju7Wy2j4Ju5Ws3Io7dixyJTnoOZvSKHSklgtcjw2gPazP7A6dYr7E QlmPqOAYw2H0MKl5m9csnKRUMBB56NF6O56iUc+Z5CD2pRs19hpW1C3m2guWw5Nkln Kvbid/dRH95UQ== 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 v3 2/8] dt-bindings: mtd: Remove gpmc-nor.txt Date: Tue, 7 Sep 2021 14:32:20 +0300 Message-Id: <20210907113226.31876-3-rogerq@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210907113226.31876-1-rogerq@kernel.org> References: <20210907113226.31876-1-rogerq@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210907_043238_509651_739C44F0 X-CRM114-Status: GOOD ( 11.65 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org There is no GPMC NOR compatible or device driver. GPMC is just a bus interface over which standard (CFI/JEDC) NOR Flash chips can be attached. For NOR chip bindings, please refer to Documentation/devicetree/bindings/mtd/mtd-physmap.yaml Signed-off-by: Roger Quadros --- .../devicetree/bindings/mtd/gpmc-nor.txt | 98 ------------------- 1 file changed, 98 deletions(-) delete mode 100644 Documentation/devicetree/bindings/mtd/gpmc-nor.txt diff --git a/Documentation/devicetree/bindings/mtd/gpmc-nor.txt b/Documentation/devicetree/bindings/mtd/gpmc-nor.txt deleted file mode 100644 index c8567b40fe13..000000000000 --- a/Documentation/devicetree/bindings/mtd/gpmc-nor.txt +++ /dev/null @@ -1,98 +0,0 @@ -Device tree bindings for NOR flash connect to TI GPMC - -NOR flash connected to the TI GPMC (found on OMAP boards) are represented as -child nodes of the GPMC controller with a name of "nor". - -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: -- bank-width: Width of NOR flash in bytes. GPMC supports 8-bit and - 16-bit devices and so must be either 1 or 2 bytes. -- compatible: Documentation/devicetree/bindings/mtd/mtd-physmap.txt -- gpmc,cs-on-ns: Chip-select assertion time -- gpmc,cs-rd-off-ns: Chip-select de-assertion time for reads -- gpmc,cs-wr-off-ns: Chip-select de-assertion time for writes -- gpmc,oe-on-ns: Output-enable assertion time -- gpmc,oe-off-ns: Output-enable de-assertion time -- gpmc,we-on-ns Write-enable assertion time -- gpmc,we-off-ns: Write-enable de-assertion time -- gpmc,access-ns: Start cycle to first data capture (read access) -- gpmc,rd-cycle-ns: Total read cycle time -- gpmc,wr-cycle-ns: Total write cycle time -- linux,mtd-name: Documentation/devicetree/bindings/mtd/mtd-physmap.txt -- reg: Chip-select, base address (relative to chip-select) - and size of NOR flash. Note that base address will be - typically 0 as this is the start of the chip-select. - -Optional properties: -- gpmc,XXX Additional GPMC timings and settings parameters. See - Documentation/devicetree/bindings/memory-controllers/omap-gpmc.txt - -Optional properties for partition table parsing: -- #address-cells: should be set to 1 -- #size-cells: should be set to 1 - -Example: - -gpmc: gpmc@6e000000 { - compatible = "ti,omap3430-gpmc", "simple-bus"; - ti,hwmods = "gpmc"; - reg = <0x6e000000 0x1000>; - interrupts = <20>; - gpmc,num-cs = <8>; - gpmc,num-waitpins = <4>; - #address-cells = <2>; - #size-cells = <1>; - - ranges = <0 0 0x10000000 0x08000000>; - - nor@0,0 { - compatible = "cfi-flash"; - linux,mtd-name= "intel,pf48f6000m0y1be"; - #address-cells = <1>; - #size-cells = <1>; - reg = <0 0 0x08000000>; - bank-width = <2>; - - gpmc,mux-add-data; - gpmc,cs-on-ns = <0>; - gpmc,cs-rd-off-ns = <186>; - gpmc,cs-wr-off-ns = <186>; - gpmc,adv-on-ns = <12>; - gpmc,adv-rd-off-ns = <48>; - gpmc,adv-wr-off-ns = <48>; - gpmc,oe-on-ns = <54>; - gpmc,oe-off-ns = <168>; - gpmc,we-on-ns = <54>; - gpmc,we-off-ns = <168>; - gpmc,rd-cycle-ns = <186>; - gpmc,wr-cycle-ns = <186>; - gpmc,access-ns = <114>; - gpmc,page-burst-access-ns = <6>; - gpmc,bus-turnaround-ns = <12>; - gpmc,cycle2cycle-delay-ns = <18>; - gpmc,wr-data-mux-bus-ns = <90>; - gpmc,wr-access-ns = <186>; - gpmc,cycle2cycle-samecsen; - gpmc,cycle2cycle-diffcsen; - - partition@0 { - label = "bootloader-nor"; - reg = <0 0x40000>; - }; - partition@40000 { - label = "params-nor"; - reg = <0x40000 0x40000>; - }; - partition@80000 { - label = "kernel-nor"; - reg = <0x80000 0x200000>; - }; - partition@280000 { - label = "filesystem-nor"; - reg = <0x240000 0x7d80000>; - }; - }; -}; -- 2.17.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/