From patchwork Fri Oct 5 21:45:05 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jae Hyun Yoo X-Patchwork-Id: 10628795 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6E85915E8 for ; Fri, 5 Oct 2018 21:48:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4FA4729900 for ; Fri, 5 Oct 2018 21:48:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 42F6129AA5; Fri, 5 Oct 2018 21:48:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 962EA29900 for ; Fri, 5 Oct 2018 21:48:54 +0000 (UTC) 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:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kjmIGbYbcafJJipFef685Mvnurb9CZXs+QWObMP4iIg=; b=s0vhA+ccFt1k4L 6UdaOAjKO1xbsUk/Ow7VOafmOkmshKCOnRhAK8/ruQuTTqbCEEyXXg8JSIDZzHedx18GV/dtEKHdz xVN97/hmi2TepZqcUtbs5QLlPvlOeYtwhjm0dqXPhSz2iqrwZlLXkfwPe5MlAaA/FJKGcVRByaC3Q Wncr6r8qWR7mvFbvLdLAaLjwEb5m8o+xo0ghHvMXLy+zO2LffIlxCffPzlBrmUnDZiO2VLLtTduxW kiNSLn11ZEHc2S5xlQAz0qXv8ZxR/aLm1/utr4j8TbiWNlX5R3/6bPa3wC2R3hI/AFjSVZZis8Z1j lG1uGzIHxCWqDduWUE8g==; 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 1g8Xxm-0001OC-Dh; Fri, 05 Oct 2018 21:48:46 +0000 Received: from mga06.intel.com ([134.134.136.31]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g8Xup-0008RP-4F for linux-arm-kernel@lists.infradead.org; Fri, 05 Oct 2018 21:45:58 +0000 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 05 Oct 2018 14:45:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,346,1534834800"; d="scan'208";a="75773042" Received: from maru.jf.intel.com ([10.54.51.77]) by fmsmga007.fm.intel.com with ESMTP; 05 Oct 2018 14:45:12 -0700 From: Jae Hyun Yoo To: Brendan Higgins , Wolfram Sang , Benjamin Herrenschmidt , Joel Stanley , Rob Herring , Mark Rutland , Andrew Jeffery , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH i2c-next v7 3/5] dt-bindings: i2c: aspeed: Add 'bus-timeout-ms' property as an optional property Date: Fri, 5 Oct 2018 14:45:05 -0700 Message-Id: <20181005214507.26315-4-jae.hyun.yoo@linux.intel.com> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181005214507.26315-1-jae.hyun.yoo@linux.intel.com> References: <20181005214507.26315-1-jae.hyun.yoo@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181005_144543_402041_FD8EA93E X-CRM114-Status: GOOD ( 11.67 ) 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: Vernon Mauery , Jae Hyun Yoo , Jarkko Nikula , James Feist Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This commit adds 'bus-timeout-ms' property as an optional property which can be used for setting the bus timeout value of an adapter. With this patch, the bus timeout value can be set through this property at the probing time of this module. Still the bus timeout value can be set by an I2C_TIMEOUT ioctl on cdev at runtime too. Signed-off-by: Jae Hyun Yoo Reviewed-by: Brendan Higgins Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/i2c/i2c-aspeed.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt b/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt index 8fbd8633a387..ce1f07620368 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt @@ -17,6 +17,9 @@ Optional Properties: specified - multi-master : states that there is another master active on this bus. +- bus-timeout-ms: bus timeout in milliseconds defaults to 1 second when not + specified. + Example: i2c {