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=-1.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED 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 8347AC282C2 for ; Wed, 13 Feb 2019 15:22:32 +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 2FE71222CD for ; Wed, 13 Feb 2019 15:22:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="pI+Spmpb"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="pflZjFWW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2FE71222CD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date: In-reply-to:Subject:To:From:References:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=M856cGO8VJ2r7/ZFHk+FFhE+hNcsVw3O5QBgcaR03b4=; b=pI+SpmpblQtyMv+0iJbY8zaN9R VNE1Naa+vU/kVFHIFgngtKJ8e4GiPOfK3djsrixQdTcvC7oFGUlIH26WdVrZRnQeCmKq/Wo6wbX79 Yot/C7dkz0WLwpwhvzi5H4Teeo9xfRMhTHt0bAssuoknjOmc1/YgT1YHM6Kvek+GQVOlBUFE2hAib RpP4e+CL7/196ZwuRXeKE9oPnvP8RqECXWNZbkyfY6ayOKpDp9OmLAMB7+92pWMtzCJhUTTSARsEH Becyzw3inVgFMv7GBirIWyiWa9aCXkyv51bVluS7FHUK2nhkCKNETaLnXJBlbToiYkrsH+H1xTEke QXNa7m9g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gtwMj-0005SJ-Ub; Wed, 13 Feb 2019 15:22:25 +0000 Received: from mail-wm1-x342.google.com ([2a00:1450:4864:20::342]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gtwMd-0005Ox-Lf for linux-arm-kernel@lists.infradead.org; Wed, 13 Feb 2019 15:22:23 +0000 Received: by mail-wm1-x342.google.com with SMTP id r17so2868193wmh.5 for ; Wed, 13 Feb 2019 07:22:19 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=references:user-agent:from:to:cc:subject:in-reply-to:date :message-id:mime-version; bh=zCTBS95HOfXoiRWrgEvh7FtEvMXNrSB3FuomsjeF4Kg=; b=pflZjFWWDAz/fM+e1VlkgbPbYLDnO0ygiMMDYgv6ga46W2+QUy8S3KXuZ703g9uUhm 3jfZ0xeqSVL9Dwl7BKPi93fpLcB3G08C+dokFOibYDnFUMW5p0MpkAcbJJxlNLSbCX/0 9lQGMeVvmLQ5aHDCzua1uRZWLQ1XQmZNitJr/6ANUuGSwOIDIe1LRe2RAWQ77YWCftMl /TCDvcoiIrZBDmSw8I+N6gxz83JstFEf2S+PmGUNl/4rrovt3VIw+o5oxiqiTx0Kh9aT VycSaU0vpupvUIJ/ZYKZA5QUFkyCYBpksmS7WPbMIcjYWZ50ZRB89nDwAVDumo9tieTY +6kg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:references:user-agent:from:to:cc:subject :in-reply-to:date:message-id:mime-version; bh=zCTBS95HOfXoiRWrgEvh7FtEvMXNrSB3FuomsjeF4Kg=; b=iVYxxWCnSGt+p2FRf9j/MRRbyM9wG1Gq6ijfPkUpdUKZ73eZG24muNrxMPswzhvrIY 4w9Z6DH5zDxvMPTPq8+BuVohw/P0CdHkugm6CVV2CxQ4nzrh69xZWvY6nX/U9T4xC+aD kwBrYtJyeoTaO5QtSACYEq0FipJPQKs4KiGJRgiNmMZoxgIfNIg6uNIMIvSLDLdEirmn fx/b34RYOf2blvkfzbiBZ7FN/4zGU3+pOFapk314Hr7du6HKYMPgzVQSyg/h/XXEPvuh Rr7BtK41IvlSGSB/19/y73S8C+dNzt5yMZZ/jaBJrDLdpYy9iqPgrBcdvYMDoTpOI9PQ w7Mw== X-Gm-Message-State: AHQUAubM6APGMXo4HgLAjcWd3PQgnUT21u19AG+mAbb8gmc0dNURgg88 oyped3r6DADYlVDBzDJ8VKQk8A== X-Google-Smtp-Source: AHgI3Ia0hwslWfHZSw4X5NkH0y6KRX9SyiTgQVjvvivQf6Mr8gWhRHhp/1Q4bQf04fh3UtNFwlhDUg== X-Received: by 2002:a1c:f00a:: with SMTP id a10mr733736wmb.148.1550071337998; Wed, 13 Feb 2019 07:22:17 -0800 (PST) Received: from localhost ([2620:10d:c092:180::1:4505]) by smtp.gmail.com with ESMTPSA id u184sm17675746wmg.45.2019.02.13.07.22.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 13 Feb 2019 07:22:17 -0800 (PST) References: <1547744074-28308-1-git-send-email-lollivier@baylibre.com> <1547744074-28308-3-git-send-email-lollivier@baylibre.com> <20190125090755.GB3691@localhost> <867eeo7pjm.fsf@baylibre.com> <20190211083349.GU4686@localhost> <86mun2v27r.fsf@baylibre.com> User-agent: mu4e 1.0; emacs 25.3.2 From: Loys Ollivier To: Loys Ollivier Subject: Re: [PATCH v2 2/4] dt-bindings: gnss: add mediatek binding In-reply-to: <86mun2v27r.fsf@baylibre.com> Date: Wed, 13 Feb 2019 16:22:14 +0100 Message-ID: <86sgwrsogp.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190213_072219_709634_60F65F47 X-CRM114-Status: GOOD ( 12.57 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Martin Blumenstingl , Kevin Hilman , Johan Hovold , linux-kernel@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon 11 Feb 2019 at 14:17, Loys Ollivier wrote: > On Mon 11 Feb 2019 at 08:33, Johan Hovold wrote: > >> On Mon, Jan 28, 2019 at 04:46:53PM +0100, Loys Ollivier wrote: >>> >>> On Fri 25 Jan 2019 at 09:07, Johan Hovold wrote: >>> >>> > On Thu, Jan 17, 2019 at 05:54:32PM +0100, Loys Ollivier wrote: >>> >> +Required properties (I2C): >>> >> +- reg : I2C slave address >>> >> + >>> >> +Required properties (SPI): >>> >> +- reg : SPI chip select address >>> > >>> > While the mt3339 appears to support these interfaces, the globaltop one >>> > does not. >>> > >>> > Have you looked around for a small sample of mt3339-based receivers, to >>> > see whether anyone actually provides these? >>> >>> Again I'm confused by the fact that it is the Mediatek bindings. >>> Hence why I have added it and why it was not present in the v1 that was >>> only for Globaltop. >> >> This is no different from the sirfstar driver for receivers based on >> those chipsets but manufactured by various other vendors. >> > Indeed. > >>> I find it odd mentionning the chipset but not all its interfaces. >>> I will remove these sections and only list supported interfaces (i.e. >>> UART). Other interfaces can be added afterward if one finds a board that >>> provides them. >> >> Right, but please do look around for other receivers using this chipset >> so that we can make the binding generic enough to cover those as well >> (e.g. by choosing representative resource names). >> > OK will have a look. The only mt3339-based receivers I have found are: - [0] Globaltop - [1] Locosys / Pololu They both only provide the UART interface and do not list the I2C/SPI interfaces. [0] https://cdn-shop.adafruit.com/datasheets/GlobalTop-FGPMMOPA6H-Datasheet-V0A.pdf [1] https://www.pololu.com/file/0J641/LS20030~3_datasheet_v1.3.pdf Loys > >> Johan -- -L _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel