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 Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5CB12C38142 for ; Tue, 31 Jan 2023 20:36:49 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 2CF9485B8E; Tue, 31 Jan 2023 21:36:37 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1675197397; bh=W6PZyzDHRVHOUHiJoX1ef+r0yclLw6/8R3IbF4t3Nyg=; h=From:To:Subject:In-reply-to:Date:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From; b=m3WIn4OVmYMFiXUkJl5iEb1jpTAXP64XU23wzWWM121+kBRgSuXsZyBmRck5Je9qj cVFFBFMmadihQongPJXUwDNkLSdXMOFAUk3dhglZpPuB4UmHb/fWhTlSmOuEnbujVp +SVEqXlzKKk6WkGgfbql2Q4oDRFo0fCy4ApyTTbTPV0u9nU+KJUVvCLCvKR8Og4TQb LlW6yML/vT8AmGU8rtfJvU7YeMDVzwnFMl4ZGgyV/8wap8PMfHzCBhitWZD122fow/ Fqa1RUmbxJbLNgP5dzkfZnBxnzq/2wu5B8p5FbQ4a0i1uzYO8nFtso5IVjx0HG7UxF bZKZS8MuFpTbA== Received: by phobos.denx.de (Postfix, from userid 109) id 92BE285B82; Tue, 31 Jan 2023 21:34:51 +0100 (CET) Received: from mail-out.m-online.net (mail-out.m-online.net [IPv6:2001:a60:0:28:0:1:25:1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id BDBB985B92 for ; Tue, 31 Jan 2023 21:34:42 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: phobos.denx.de; spf=fail smtp.mailfrom=sbabic@denx.de Received: from frontend03.mail.m-online.net (unknown [192.168.6.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4P5xcD6JqTz1s94V; Tue, 31 Jan 2023 21:34:36 +0100 (CET) Received: from localhost (dynscan3.mnet-online.de [192.168.6.84]) by mail.m-online.net (Postfix) with ESMTP id 4P5xcD5G0Pz1qqlR; Tue, 31 Jan 2023 21:34:36 +0100 (CET) X-Amavis-Alert: BAD HEADER SECTION, Missing required header field: "Date" Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan3.mail.m-online.net [192.168.6.84]) (amavisd-new, port 10024) with ESMTP id rGEUxQCvGNtt; Tue, 31 Jan 2023 21:34:36 +0100 (CET) Received: from papero (host-88-217-136-221.customer.m-online.net [88.217.136.221]) by mail.mnet-online.de (Postfix) with ESMTP; Tue, 31 Jan 2023 21:34:36 +0100 (CET) From: sbabic@denx.de X-Patchwork-Submitter: Tim Harvey X-Patchwork-Id: 1702867 X-Patchwork-Delegate: sbabic@denx.de To: Tim Harvey ,u-boot@lists.denx.de Subject: [PATCH 2/2] board: gateworks: venice: poll I2C lines to wait for GSC firmware In-reply-to: <20221111160307.1684911-3-tharvey@gateworks.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit MIME-Version: 1.0 Message-Id: <20230131203451.92BE285B82@phobos.denx.de> Date: Tue, 31 Jan 2023 21:34:43 +0100 (CET) X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean > In some situations the GSC firmware where the EEPROM containing the > model and DRAM configuration may not be ready by the time the SoC > is ready to talk to it over I2C. > Instead of a hard delay, poll the I2C lines to wait until they are > released to avoid the I2C drivers 'Arbitation lost' error message. > Signed-off-by: Tim Harvey > Reviewed-by: Fabio Estevam Applied to u-boot-imx, master, thanks ! Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Erika Unter HRB 165235 Munich, Office: Kirchenstr.5, 82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic@denx.de =====================================================================