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=-11.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 C571EC433DF for ; Sun, 11 Oct 2020 14:06:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7132A20781 for ; Sun, 11 Oct 2020 14:06:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="U4k1uUk5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387949AbgJKOG4 (ORCPT ); Sun, 11 Oct 2020 10:06:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387885AbgJKOGz (ORCPT ); Sun, 11 Oct 2020 10:06:55 -0400 Received: from mail-pg1-x542.google.com (mail-pg1-x542.google.com [IPv6:2607:f8b0:4864:20::542]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0B88C0613D0 for ; Sun, 11 Oct 2020 07:06:55 -0700 (PDT) Received: by mail-pg1-x542.google.com with SMTP id g9so11487191pgh.8 for ; Sun, 11 Oct 2020 07:06:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=4+10aIg0LY5QAFNAEfhIEK2HTC8CvBMQh8TDi3Ta15g=; b=U4k1uUk58Z1nR8RuU6oY/B6VajK+wYVdouZOe90lFioapLR8w2XhFo9kvBOEB81su/ uRMhMtUzQ7Dv/kTEnTR3Vne5ivWTGVDNAs+m7YO1v0HrdLHhR9/46xjmBQv6EqaDKsWM EojcvA5wi0FyFvP8gOlgxK/um+xMfsdoB8A1ppoKmIu7oN/+NONFV1j11/rvpcaWBWhS E+nI0GctxBRFPmYUstGrZi+LryM1CziGe81PiDyo6eIwomotyl9VFRiyKYYPhVx9zBgN fzRUySBVEtF9gbMLCR2Men6iBa45e9ZKoXL87Q9CbF7lNqP72mUfL9Cl435ChTBMA70j MuHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=4+10aIg0LY5QAFNAEfhIEK2HTC8CvBMQh8TDi3Ta15g=; b=a2CDZGRm+qD9UV5kv+hYTTiGFZVIUQna1wdtIfIst9QhTPc2zAhomoD7EQ5Xr1bWzW tClwGQhdW9cVmwyjgg+6XZY9nVxcNly3oh3/G3kEnn08eQD6Im8bIKtqLg/PXZL1zlkq Pdh57FoNFCHX1sOGtZmXk/cVQJ9l8sPQAGe/ZNTZK+6eWUuOhhHSFNG7Sr9QouRMl/EA NLphQ5StUwC84ywM77QXk5wI+CXFQZTip9AoAekK7CsCkhA5pEAR++ytFSI11VSooLby htN/YPzVButYGi6E3S6hgo0Gz7CQ6ioXaSyq7lZMRsuNAktyLXY2QdddXnPXvzX7fqvN wwcQ== X-Gm-Message-State: AOAM5339KS0pm0qAhLTo7cJ9HD2isIa+sAcrSLJ/0Y+zP/j+00RVWb03 5zTzj9U4/+cfKNlFR5YyZvzq X-Google-Smtp-Source: ABdhPJzUC2gi2ueJb96QvQxo1BNhkGYEBWHO1rWrZi4GSflNVuTbwnyy0DIufn3AcEOSjc0OPHHNGQ== X-Received: by 2002:a62:ed11:0:b029:155:4bd9:6ade with SMTP id u17-20020a62ed110000b02901554bd96ademr15393025pfh.6.1602425214953; Sun, 11 Oct 2020 07:06:54 -0700 (PDT) Received: from Mani-XPS-13-9360 ([2409:4072:28d:c562:841e:ecfd:8468:c018]) by smtp.gmail.com with ESMTPSA id b21sm9403865pfb.97.2020.10.11.07.06.49 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 11 Oct 2020 07:06:54 -0700 (PDT) Date: Sun, 11 Oct 2020 19:36:45 +0530 From: Manivannan Sadhasivam To: Cristian Ciocaltea Cc: Andreas =?iso-8859-1?Q?F=E4rber?= , Wolfram Sang , Peter Rosin , linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-actions@lists.infradead.org Subject: Re: [PATCH 3/3] i2c: owl: Enable asynchronous probing Message-ID: <20201011140645.GA4971@Mani-XPS-13-9360> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org On Fri, Oct 09, 2020 at 12:44:41AM +0300, Cristian Ciocaltea wrote: > Speed up the boot process by using the asynchronous probing feature > supported by the recent kernels. > > For SBCs based on the Actions Semi S500 SoC, the overall boot time is > expected to be reduced by 200-300 ms. > > Suggested-by: Manivannan Sadhasivam > Signed-off-by: Cristian Ciocaltea Reviewed-by: Manivannan Sadhasivam Thanks, Mani > --- > drivers/i2c/busses/i2c-owl.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/i2c/busses/i2c-owl.c b/drivers/i2c/busses/i2c-owl.c > index 547132768119..ed3942051845 100644 > --- a/drivers/i2c/busses/i2c-owl.c > +++ b/drivers/i2c/busses/i2c-owl.c > @@ -521,6 +521,7 @@ static struct platform_driver owl_i2c_driver = { > .driver = { > .name = "owl-i2c", > .of_match_table = of_match_ptr(owl_i2c_of_match), > + .probe_type = PROBE_PREFER_ASYNCHRONOUS, > }, > }; > module_platform_driver(owl_i2c_driver); > -- > 2.28.0 >