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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 0B0C3C4321E for ; Mon, 10 Sep 2018 21:45:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C1A1B20866 for ; Mon, 10 Sep 2018 21:45:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1A1B20866 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726843AbeIKClv (ORCPT ); Mon, 10 Sep 2018 22:41:51 -0400 Received: from mga02.intel.com ([134.134.136.20]:2481 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726238AbeIKClv (ORCPT ); Mon, 10 Sep 2018 22:41:51 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Sep 2018 14:45:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,357,1531810800"; d="scan'208";a="256062310" Received: from maru.jf.intel.com ([10.54.51.80]) by orsmga005.jf.intel.com with ESMTP; 10 Sep 2018 14:45:36 -0700 From: Jae Hyun Yoo To: Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Cc: Jarkko Nikula , James Feist , Vernon Mauery , Jae Hyun Yoo Subject: [RFC PATCH i2c-next 1/2] dt-bindings: i2c: aspeed: Add 'idle-wait-timeout-ms' setting Date: Mon, 10 Sep 2018 14:45:18 -0700 Message-Id: <20180910214519.14126-2-jae.hyun.yoo@linux.intel.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180910214519.14126-1-jae.hyun.yoo@linux.intel.com> References: <20180910214519.14126-1-jae.hyun.yoo@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This commit adds 'idle-wait-timeout-ms' setting which can be used for bus idle waiting logic in multi-master environment. Signed-off-by: Jae Hyun Yoo --- Documentation/devicetree/bindings/i2c/i2c-aspeed.txt | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt b/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt index 8fbd8633a387..42ecaaf67172 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-aspeed.txt @@ -13,9 +13,13 @@ Required Properties: - interrupts : interrupt number Optional Properties: -- bus-frequency : frequency of the bus clock in Hz defaults to 100 kHz when not - specified -- multi-master : states that there is another master active on this bus. +- bus-frequency : frequency of the bus clock in Hz defaults to 100 kHz + when not specified +- multi-master : states that there is another master active on this + bus. +- idle-wait-timeout-ms : bus idle waiting timeout in milliseconds when + multi-master is set, defaults to 100 ms when not + specified. Example: -- 2.18.0