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[66.90.148.213]) by smtp.gmail.com with ESMTPSA id z4sm7026854ota.7.2022.02.09.13.47.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Feb 2022 13:47:05 -0800 (PST) Received: (nullmailer pid 980191 invoked by uid 1000); Wed, 09 Feb 2022 21:47:04 -0000 Date: Wed, 9 Feb 2022 15:47:04 -0600 From: Rob Herring To: Zev Weiss Cc: linux-i2c@vger.kernel.org, Guenter Roeck , Peter Rosin , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, Rob Herring Subject: Re: [PATCH v2 2/2] dt-bindings: i2c: add nxp,pca9541 release-delay-us property Message-ID: References: <20220201001810.19516-1-zev@bewilderbeest.net> <20220201001810.19516-3-zev@bewilderbeest.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220201001810.19516-3-zev@bewilderbeest.net> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 31 Jan 2022 16:18:10 -0800, Zev Weiss wrote: > This property can be used to reduce arbitration overhead on busy i2c > busses by retaining ownership for a brief period in anticipation of > another transaction in the near future. > > Signed-off-by: Zev Weiss > --- > Documentation/devicetree/bindings/i2c/nxp,pca9541.txt | 9 +++++++++ > 1 file changed, 9 insertions(+) > Reviewed-by: Rob Herring 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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1D984C433F5 for ; Wed, 9 Feb 2022 21:47:39 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4JvD4p1kzQz3c9t for ; Thu, 10 Feb 2022 08:47:38 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=209.85.167.181; helo=mail-oi1-f181.google.com; envelope-from=robherring2@gmail.com; receiver=) Received: from mail-oi1-f181.google.com (mail-oi1-f181.google.com [209.85.167.181]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4JvD4G5JxWz2xtp for ; Thu, 10 Feb 2022 08:47:08 +1100 (AEDT) Received: by mail-oi1-f181.google.com with SMTP id q8so3951719oiw.7 for ; Wed, 09 Feb 2022 13:47:09 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=TZ46TlKYTshX8RZZRBiPJL78zWYqEMH2598Ii/qKUQk=; b=S017Td0R1PyZY7tkZdtrGYXfXet43zJeI4EFxuO+vexb2O5irlY01fQcq+Nf/gmuYI f3x9USaDIYrCWqQJ9SN8dNl0nnRxy5WocBC/lqS1A13HBTZXr9rwsyRpNkMPWbXtiUsj RV2qD2DbNBXVwjI9BYHTZZK8VHUa94gA2IgpVshUv9ocSC7uwB+dai5JeZWz8rT73iqw 7NfrIkEEF7u+c9A3o2nRDu2oU1R9JmTSmAJxdS8Fhx78gCdIL9YpTWali18NijTO6918 W20XmoSLf32gczsKEYW97V/tjtwBQytsOG4xqjmnZX7qB2nfZPRgZe3BCqX2qbrcAfip Y3pg== X-Gm-Message-State: AOAM532bEcD4OONb4xM2ST5P+M0z7WNtHoVOGl0GdfJwfwxuJaqqKK2Y rci4CdIqHQ+pWJitz2ELcw== X-Google-Smtp-Source: ABdhPJwpcX+N4A3zDGD6/nUyulsEBel70rjWAgq7gY68Z5+BPGUcC7Y+GrNoFz+69YEbfiaxWQKtvg== X-Received: by 2002:a05:6808:168b:: with SMTP id bb11mr2361167oib.116.1644443226592; Wed, 09 Feb 2022 13:47:06 -0800 (PST) Received: from robh.at.kernel.org (66-90-148-213.dyn.grandenetworks.net. [66.90.148.213]) by smtp.gmail.com with ESMTPSA id z4sm7026854ota.7.2022.02.09.13.47.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Feb 2022 13:47:05 -0800 (PST) Received: (nullmailer pid 980191 invoked by uid 1000); Wed, 09 Feb 2022 21:47:04 -0000 Date: Wed, 9 Feb 2022 15:47:04 -0600 From: Rob Herring To: Zev Weiss Subject: Re: [PATCH v2 2/2] dt-bindings: i2c: add nxp,pca9541 release-delay-us property Message-ID: References: <20220201001810.19516-1-zev@bewilderbeest.net> <20220201001810.19516-3-zev@bewilderbeest.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220201001810.19516-3-zev@bewilderbeest.net> X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, openbmc@lists.ozlabs.org, linux-kernel@vger.kernel.org, Rob Herring , linux-i2c@vger.kernel.org, Peter Rosin , Guenter Roeck Errors-To: openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Sender: "openbmc" On Mon, 31 Jan 2022 16:18:10 -0800, Zev Weiss wrote: > This property can be used to reduce arbitration overhead on busy i2c > busses by retaining ownership for a brief period in anticipation of > another transaction in the near future. > > Signed-off-by: Zev Weiss > --- > Documentation/devicetree/bindings/i2c/nxp,pca9541.txt | 9 +++++++++ > 1 file changed, 9 insertions(+) > Reviewed-by: Rob Herring