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=-3.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 4FD53C43387 for ; Thu, 3 Jan 2019 16:04:51 +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 1B1372070D for ; Thu, 3 Jan 2019 16:04:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kW74ZbwL"; 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="z3ZCsZrQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1B1372070D 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-amlogic-bounces+linux-amlogic=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-Type: Content-Transfer-Encoding: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=msWADdc4bP9oaW42jlUHN69lhpZe2awScqJx6iChsFs=; b=kW74ZbwLR7bqjzZJmhF4M4BxB dvnDPloK4v0yGY42XE6p/M0sMvwr1WkH1WqcquFY74WCJjQ999Brd7eLKS6qRr/9HWv8Tfpn6RVXi bGbdv3LAtK7xv7GCqXXkyO38RqlzrZ8bmxB/9Ni8eGrchrJs1EN6uZAueJq+xcTG61MFFH86WgULC BV3dzoSmOF9BcG3k8PBqm1IE7F/w2ZSVzhpmzyVMpSHyiKJpTa7RbrD2U8AEfcNMQbWkbKOhFQKOU 5+BoOsmKWbAVUT6XmxakZH7OUYMEfZWWFfDRk+uHfaLGdRTnk3c6FmQI9VZtgGIDOz8RnFRhovYq8 Ear2V5t/Q==; 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 1gf5UB-0008LL-Fw; Thu, 03 Jan 2019 16:04:43 +0000 Received: from mail-wm1-x341.google.com ([2a00:1450:4864:20::341]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gf5U8-0008Kz-MS for linux-amlogic@lists.infradead.org; Thu, 03 Jan 2019 16:04:42 +0000 Received: by mail-wm1-x341.google.com with SMTP id b11so29690554wmj.1 for ; Thu, 03 Jan 2019 08:04:40 -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=WJAQvMs1Q0JN1b84t4wRcxNWwOJ+O3BW6vUmppGF/AY=; b=z3ZCsZrQDcEIzAIG8LechOUoUaDZcaOYNfECx4T0WAavtUc94kAfJJYdPwjczxEh/h 1DIAb6ErTuFqm5XUtF7IQbWjG3fPD+TLo6ztlCx5059w+5aoKZjgWkh4wFBQvmLXise5 iXO3k7bXdMFyees72jwJ8nSYG3P2PPiVvbuf/w9Z6Uss9GknXfX48BXmSiia5x+rOgRI vh7gWwyFgPUhfmKxocJk9l/YVoQb/QmRxHRZLkbSy3gIhb++S6sgIQrwOmSz+our9lmv kkv4tZPr8l/qQ4ffzlGZpj63KW2G1ak6RmTtYD9ojBWwzdLwOj8SgTKJ2O4WGr417MLV XVXA== 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=WJAQvMs1Q0JN1b84t4wRcxNWwOJ+O3BW6vUmppGF/AY=; b=W+FElu6mD6mJuPVw8sXrB1hvrSx2joojeze+I26DS9GVK59MhjsHZen7eaGjAodIXk kk1dTPQ6B6f/SLiof7TjMg6yrRbhOR5q8v1JGymhxXuNiDcj7Ru98NtrKtfvzoK+nH2X WL2G7fbZ+RndvpCIJ/4YPki9HLwfVBDsaEPrHyKfJOcbL3ipF8xocxbI6yVXq2BD0Fs3 MWubjExsXQPJO2NvITwKOpRl6tjrfTeBG/Le8zApx+6AbWDCYl6fKn1bzzSaLZCkHCvF vv13OEnGSfObxFyap1yDulYa/9YCdsfgj+nUS7KyoyFyeS73oF3BaUgnF81nnxZLQ4iC 130g== X-Gm-Message-State: AA+aEWb/bJe1IUzDyfZT+t+Q2kYAsLORWNDi7RC9jyr8gorkt0Qe1OUa xuG0PyNOeJreSJKXmiclzNkLEQ== X-Google-Smtp-Source: ALg8bN504hOREMbUdM3X7NXPDv625PjizpIF3Ff+xFy842xI6GNnXUXL8u+iQx8lGSejUlNsZWzX6w== X-Received: by 2002:a1c:2787:: with SMTP id n129mr39893190wmn.128.1546531478712; Thu, 03 Jan 2019 08:04:38 -0800 (PST) Received: from localhost ([2620:10d:c092:180::1:3f9a]) by smtp.gmail.com with ESMTPSA id v1sm58979609wrw.90.2019.01.03.08.04.37 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 03 Jan 2019 08:04:37 -0800 (PST) References: <1545994235-8309-1-git-send-email-lollivier@baylibre.com> User-agent: mu4e 1.0; emacs 25.3.2 From: Loys Ollivier To: Loys Ollivier , devicetree@vger.kernel.org, Johan Hovold Subject: Re: [PATCH 0/4] Add driver for globaltop GNSS receivers In-reply-to: <1545994235-8309-1-git-send-email-lollivier@baylibre.com> Date: Thu, 03 Jan 2019 17:04:35 +0100 Message-ID: <86bm4x6830.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190103_080440_785431_A22DA3E4 X-CRM114-Status: GOOD ( 17.55 ) X-BeenThere: linux-amlogic@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 , Neil Armstrong , Kevin Hilman , linux-kernel@vger.kernel.org, Rob Herring , linux-amlogic@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org As suggested by Neil Armstrong - this GNSS device seems to behave like most generic GNSS receivers. I'll send a v2 with a generic driver that works for both GlobalTop and u-blox. Please ignore this serie. Thanks, Loys Loys Ollivier writes: > Hello ! > > This patch series adds a new GNSS driver for the globaltop GNSS > receivers. > These receivers transmits NMEA output sequence as soon as they > have booted. > Power management can be done via the main supply and optional > backup supply > as defined in the device tree. > > The driver has been tested using a GlobalTop pa6h chipset on a > Libretech-cc > board using the expansion header. Changes made in the board > device tree can > be found below for reference and testing. > > Loys > > Loys Ollivier (4): > dt-bindings: Add vendor prefix for "GlobalTop Technology, > Inc." > dt-bindings: gnss: add gtop binding > gnss: add gtop receiver type support > gnss: add driver for globaltop receivers > > Documentation/devicetree/bindings/gnss/gtop.txt | 33 +++++ > .../devicetree/bindings/vendor-prefixes.txt | 1 + > drivers/gnss/Kconfig | 13 ++ > drivers/gnss/Makefile | 3 + > drivers/gnss/core.c | 1 + > drivers/gnss/gtop.c | 152 > +++++++++++++++++++++ > include/linux/gnss.h | 1 + > 7 files changed, 204 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/gnss/gtop.txt > create mode 100644 drivers/gnss/gtop.c > > --- > diff --git > a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts > b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts > index 90a56af967a7..3b3d4dcc47aa 100644 > --- > a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts > +++ > b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts > @@ -17,6 +17,7 @@ > > aliases { > serial0 = &uart_AO; > + serial1 = &uart_A; > ethernet0 = ðmac; > }; > > @@ -269,7 +270,20 @@ > pinctrl-names = "default"; > }; > > +/* This is brought out on the UART_A_TX (8) and UART_A_RX (10) > pins: */ > +&uart_A { > + status = "okay"; > + pinctrl-0 = <&uart_a_pins>; > + pinctrl-names = "default"; > + > + gnss { > + compatible = "globaltop,pa6h"; > + v-bckp-supply = <&vcc_3v3>; > + vcc-supply = <&vcc_3v3>; > + current-speed = <9600>; > + }; > +}; > + > &usb0 { > status = "okay"; > }; -- -L _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic