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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 2F007C4332D for ; Fri, 20 Mar 2020 16:54:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EF9EB20739 for ; Fri, 20 Mar 2020 16:54:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727552AbgCTQy4 (ORCPT ); Fri, 20 Mar 2020 12:54:56 -0400 Received: from mout.kundenserver.de ([212.227.126.135]:52879 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727358AbgCTQy4 (ORCPT ); Fri, 20 Mar 2020 12:54:56 -0400 Received: from mail.cetitecgmbh.com ([87.190.42.90]) by mrelayeu.kundenserver.de (mreue010 [212.227.15.167]) with ESMTPSA (Nemesis) id 1M72bv-1jCqjw0hd1-008ZaD for ; Fri, 20 Mar 2020 17:54:55 +0100 Received: from pflvmailgateway.corp.cetitec.com (unknown [127.0.0.1]) by mail.cetitecgmbh.com (Postfix) with ESMTP id 068C9650318 for ; Fri, 20 Mar 2020 16:54:55 +0000 (UTC) X-Virus-Scanned: amavisd-new at cetitec.com Received: from mail.cetitecgmbh.com ([127.0.0.1]) by pflvmailgateway.corp.cetitec.com (pflvmailgateway.corp.cetitec.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id EDcKS54uU7JL for ; Fri, 20 Mar 2020 17:54:54 +0100 (CET) Received: from pfwsexchange.corp.cetitec.com (unknown [10.10.1.99]) by mail.cetitecgmbh.com (Postfix) with ESMTPS id BF7E3650319 for ; Fri, 20 Mar 2020 17:54:54 +0100 (CET) Received: from pflmari.corp.cetitec.com (10.8.5.41) by PFWSEXCHANGE.corp.cetitec.com (10.10.1.99) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 20 Mar 2020 17:54:54 +0100 Received: by pflmari.corp.cetitec.com (Postfix, from userid 1000) id 6E020804FB; Fri, 20 Mar 2020 17:15:39 +0100 (CET) Date: Fri, 20 Mar 2020 17:15:39 +0100 From: Alex Riesen To: Laurent Pinchart CC: Geert Uytterhoeven , Kieran Bingham , Mauro Carvalho Chehab , Hans Verkuil , Rob Herring , Mark Rutland , Kuninori Morimoto , driverdevel , Linux Media Mailing List , "Linux Kernel Mailing List" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Linux-Renesas Subject: Re: [PATCH v2 07/10] dt-bindings: adv748x: add information about serial audio interface (I2S/TDM) Message-ID: <20200320161539.GM4344@pflmari> Mail-Followup-To: Alex Riesen , Laurent Pinchart , Geert Uytterhoeven , Kieran Bingham , Mauro Carvalho Chehab , Hans Verkuil , Rob Herring , Mark Rutland , Kuninori Morimoto , driverdevel , Linux Media Mailing List , Linux Kernel Mailing List , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Linux-Renesas References: <20200319180125.GJ14585@pendragon.ideasonboard.com> <20200320084406.GB4344@pflmari> <20200320090339.GD4344@pflmari> <20200320095907.GB5193@pendragon.ideasonboard.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20200320095907.GB5193@pendragon.ideasonboard.com> X-Originating-IP: [10.8.5.41] X-ClientProxiedBy: PFWSEXCHANGE.corp.cetitec.com (10.10.1.99) To PFWSEXCHANGE.corp.cetitec.com (10.10.1.99) X-EsetResult: clean, is OK X-EsetId: 37303A290D7F536A6D7660 X-Provags-ID: V03:K1:DnG3IK552sWuPg3h6hcU6AxlBnRd6LaAPecvmI6jgXkei3vKD+6 iYOZN+/Qnn3MjiyUrmr6uWquYai1WLGtZeTax3WQWFmwoPHEvMSqU8hNgJn190uXdPufcuT FfpnER7sJReaXrhl5aFWWEbq27gzcqgJZRCP0HGEivvu2Ws0eX5s2X3V8j4E3ukOUaHzbVh tyVLLUM+iKEwg/xB/j3Sg== X-UI-Out-Filterresults: notjunk:1;V03:K0:L/1bk2AU31I=:CXmuV0cNUj8e+Rn1lG5lD8 d74MPMzfEXNeLhntJqTyONxxZXAr19i0f0ldMXkLvbrrDo8SUtnryVh6onC5x3L4t/ouJCspb RUEjcp4tgr95m/nJgDLnujgERq3T05xYzLfKAmS7cI4lGslNRHecfGMdhJfQ3cvMkqlMKIEFR hupEy2ODbSHhHRP/KRoD3lIF+RH8hLSY7Cw9wsaacZ3RFvpZzyV/IJ/DE9PNhBkOuZQ/JvvrO rSPfOEBbWUoyJuQsR80NmGng1USEaVrkNz735uY/d0+I8kcb2RdNpwm9cfeWVXtISjhiYygu4 pgCVdkfEwGC80jmFTIfDLwOfRafpMgoKRp9ytlgj/KcLKSbmo4qGYdUIAKRRDPtYj0jNb2owy iq9JytiGFy2ZSGIzEnjFNoE5EItsjogJZ773QDMaFK7hps7LZrA3I/gI6OR2ArwY+tAyof3Bq nWx3iT9NQABqZrTYEqxeian2/qiZa+yKqWAKuYquUkOZ5J4mOFgHKAVPidvnOu7nfinVw1Z0y CxGj3cJy0P4Y7ZSBjWtn0RIFql7SriQL4egWZxyUhuTsYKupNlf3P+0pzl4qmaSnWGA3tAhJW aBLPcwz3IvwkPkdv7fLRxllQwuJfiHWshAoOo3ckxvOBalYC+C3sO3YG7ICbMxCTgIXcREUB/ GQ9zksIGlFBTIhBl4K2hcOvJoXa5wv9dhNx5Cq3NpaijGYdl1jJxvQzs2mbWCIX1zvIgkZwaL /y+kvmLspnTs4KQQNHx5c9zreD3BhuXN6lFLgjlgxosCrn5U3csgV13FbUo8pSitrwKwdhyoG fxEjVMqu7674WDYq7EkHY2VWIoe/AdZyYK/M0eubUli+YEH2PaqbmEFLoXMiRTYFVMglg2n Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Hi Laurent, Laurent Pinchart, Fri, Mar 20, 2020 10:59:07 +0100: > On Fri, Mar 20, 2020 at 10:03:39AM +0100, Alex Riesen wrote: > > Geert Uytterhoeven, Fri, Mar 20, 2020 09:48:14 +0100: > > > > > > You'd be surprised how many board designers would consider this a cheap > > > 12.288 MHz clock source, without using the I2S port ;-) > > > > Well, I am :-) > > > > Especially considering that the driver will not switch the MCLK pin aktive > > (all I2S-related pins are tristate by default). > > If the MCLK can't be output without enabling the I2S then I don't mind > if we make the #clock-cells optional, although, as Geert mentioned, > someone may still want to use it. So I settled on just removing the option. > > And how do I require it to be set unconditionally? By just removing the > > "if ..." part of the statement? > > Yes. For YAML it's easy too, the hard part is making properties > conditional :-) Converting it into YAML turned out a bit more than just reformatting: some of the explicit bindings schema is only implied in the text format :-( Takes a while to find out what is what. Regards, Alex