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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B34EC433F5 for ; Thu, 14 Oct 2021 16:47:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C06560EBB for ; Thu, 14 Oct 2021 16:47:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233250AbhJNQtJ (ORCPT ); Thu, 14 Oct 2021 12:49:09 -0400 Received: from mail-ot1-f45.google.com ([209.85.210.45]:36523 "EHLO mail-ot1-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232078AbhJNQsz (ORCPT ); Thu, 14 Oct 2021 12:48:55 -0400 Received: by mail-ot1-f45.google.com with SMTP id p6-20020a9d7446000000b0054e6bb223f3so9077970otk.3; Thu, 14 Oct 2021 09:46:50 -0700 (PDT) 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:content-transfer-encoding :in-reply-to; bh=ujHcRvCirmqYyP/G9OIlII3v2dI92/qrzyNIDCv4hDA=; b=lF4Inqduty5EzJ6FSMZRoXYLoJibs8KFb7emvgAIh2WdlEGUH9v0VwhkQ18AgMYP/D 1atEEZbsrNKlSTsEagy+hHwyS4E//xczcPYrw8MYDSHCbACJ3hlGGe3j+n8/77XCC7oA 3CKMNelDc1arTmisXhrzCXuRXIpaeunqNfrDQhlz2cYLe1XNz44Frj5bJ+bJHe1l9HZj Z7I6jaqgIAkIUbQBwr4USHrZqlXnwK4uHjOn7uXd1imfWvubiaU6dI/len88hZFjXclH l5C2DK8W/jGF2Az4GFy2gqCxHC/yl5rU4JF2s8qAaTqaW9WiaQezOcuEoxahdIC2zVYP YdNg== X-Gm-Message-State: AOAM531XVlUum8ztEW0w5MLRqMhiT51kWbV0xjFk174t41SA8ew4jO9x Rk8c03sWGGgTn3xvQiZEvg== X-Google-Smtp-Source: ABdhPJxVtfNRxyb4DCtNbXuq+R80ABq48UJGCYahUiRCZ8f5QF2NeHuamoz+are7uUC04PrCG01Myw== X-Received: by 2002:a9d:4616:: with SMTP id y22mr3493410ote.215.1634230010558; Thu, 14 Oct 2021 09:46:50 -0700 (PDT) Received: from robh.at.kernel.org (66-90-148-213.dyn.grandenetworks.net. [66.90.148.213]) by smtp.gmail.com with ESMTPSA id j6sm532430oot.18.2021.10.14.09.46.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Oct 2021 09:46:50 -0700 (PDT) Received: (nullmailer pid 3518479 invoked by uid 1000); Thu, 14 Oct 2021 16:46:48 -0000 Date: Thu, 14 Oct 2021 11:46:48 -0500 From: Rob Herring To: =?utf-8?B?UGF3ZcWC?= Anikiel List-Id: Cc: jarkko.nikula@linux.intel.com, andriy.shevchenko@linux.intel.com, mika.westerberg@linux.intel.com, p.zabel@pengutronix.de, arnd@arndb.de, olof@lixom.net, soc@kernel.org, dinguyen@kernel.org, p.yadav@ti.com, Tudor.Ambarus@microchip.com, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, alexandre.belloni@bootlin.com, sre@kernel.org, thunder.leizhen@huawei.com, Jonathan.Cameron@huawei.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, ka@semihalf.com, tn@semihalf.com, jam@semihalf.com, amstan@google.com Subject: Re: [PATCH v2 2/4] dt-bindings: add bus number property Message-ID: References: <20211005143748.2471647-1-pan@semihalf.com> <20211005143746.xE5rCkt-P_XlNkn9bJ8ZqYPY4nQQ7doqzSd4FrAlICY@z> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20211005143746.xE5rCkt-P_XlNkn9bJ8ZqYPY4nQQ7doqzSd4FrAlICY@z> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 05, 2021 at 04:37:46PM +0200, Paweł Anikiel wrote: > On SoCFPGA systems, it's desireable to have fixed numbering for > i2c busses, while being able to enable/disable them (e.g. have i2c1 > be mapped to /dev/i2c-1, even though i2c0 is disabled). This can also > be achieved using devicetree aliases (see i2c_add_adapter). However, > having the driver be self-contained without relying on aliases is more > robust. 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[66.90.148.213]) by smtp.gmail.com with ESMTPSA id j6sm532430oot.18.2021.10.14.09.46.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Oct 2021 09:46:50 -0700 (PDT) Received: (nullmailer pid 3518479 invoked by uid 1000); Thu, 14 Oct 2021 16:46:48 -0000 Date: Thu, 14 Oct 2021 11:46:48 -0500 From: Rob Herring To: =?utf-8?B?UGF3ZcWC?= Anikiel List-Id: Cc: jarkko.nikula@linux.intel.com, andriy.shevchenko@linux.intel.com, mika.westerberg@linux.intel.com, p.zabel@pengutronix.de, arnd@arndb.de, olof@lixom.net, soc@kernel.org, dinguyen@kernel.org, p.yadav@ti.com, Tudor.Ambarus@microchip.com, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, alexandre.belloni@bootlin.com, sre@kernel.org, thunder.leizhen@huawei.com, Jonathan.Cameron@huawei.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, ka@semihalf.com, tn@semihalf.com, jam@semihalf.com, amstan@google.com Subject: Re: [PATCH v2 2/4] dt-bindings: add bus number property Message-ID: References: <20211005143748.2471647-1-pan@semihalf.com> <20211005143746.xE5rCkt-P_XlNkn9bJ8ZqYPY4nQQ7doqzSd4FrAlICY@z> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20211005143746.xE5rCkt-P_XlNkn9bJ8ZqYPY4nQQ7doqzSd4FrAlICY@z> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211014_094652_043515_2EE5866E X-CRM114-Status: GOOD ( 11.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Message-ID: <20211014164648.M1uKnzcw4t5Jv7OPB9trVkB5i-AW_cXSVgUekIUW13c@z> T24gVHVlLCBPY3QgMDUsIDIwMjEgYXQgMDQ6Mzc6NDZQTSArMDIwMCwgUGF3ZcWCIEFuaWtpZWwg d3JvdGU6Cj4gT24gU29DRlBHQSBzeXN0ZW1zLCBpdCdzIGRlc2lyZWFibGUgdG8gaGF2ZSBmaXhl ZCBudW1iZXJpbmcgZm9yCj4gaTJjIGJ1c3Nlcywgd2hpbGUgYmVpbmcgYWJsZSB0byBlbmFibGUv ZGlzYWJsZSB0aGVtIChlLmcuIGhhdmUgaTJjMQo+IGJlIG1hcHBlZCB0byAvZGV2L2kyYy0xLCBl dmVuIHRob3VnaCBpMmMwIGlzIGRpc2FibGVkKS4gVGhpcyBjYW4gYWxzbwo+IGJlIGFjaGlldmVk IHVzaW5nIGRldmljZXRyZWUgYWxpYXNlcyAoc2VlIGkyY19hZGRfYWRhcHRlcikuIEhvd2V2ZXIs Cj4gaGF2aW5nIHRoZSBkcml2ZXIgYmUgc2VsZi1jb250YWluZWQgd2l0aG91dCByZWx5aW5nIG9u IGFsaWFzZXMgaXMgbW9yZQo+IHJvYnVzdC4KCllvdXIgaGVhZGVyIGlzIGEgYml0IHdlaXJkIGFz IHlvdSBoYXZlIDIgTWVzc2FnZS1JRHM6Cgo+IE1lc3NhZ2UtSUQ6IDwyMDIxMTAwNTE0Mzc0OC4y NDcxNjQ3LTMtcGFuQHNlbWloYWxmLmNvbT4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgIAo+IFgtTWFpbGVyOiBnaXQtc2VuZC1lbWFpbCAyLjI1LjEgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg IAo+IE1lc3NhZ2UtSUQ6IDwyMDIxMTAwNTE0Mzc0Ni54RTVyQ2t0LVBfWGxOa245Yko4WnFZUFk0 blFRN2RvcXpTZDRGckFsSUNZQHo+ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIAoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBt YWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9s aXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=