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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7AA8ECAAD8 for ; Wed, 31 Aug 2022 04:44:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230341AbiHaEoz (ORCPT ); Wed, 31 Aug 2022 00:44:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46810 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229457AbiHaEow (ORCPT ); Wed, 31 Aug 2022 00:44:52 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90BD310A5; Tue, 30 Aug 2022 21:44:50 -0700 (PDT) Received: from canpemm500009.china.huawei.com (unknown [172.30.72.57]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4MHWks58NRzHnXJ; Wed, 31 Aug 2022 12:43:01 +0800 (CST) Received: from [10.174.178.165] (10.174.178.165) by canpemm500009.china.huawei.com (7.192.105.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 31 Aug 2022 12:44:48 +0800 Subject: Re: [PATCH -next 3/4] spi: mockup: Add runtime device tree overlay interface To: Frank Rowand , Mark Brown CC: Steven Rostedt , Ingo Molnar , , References: <20220826144341.532265-1-weiyongjun1@huawei.com> <20220826144341.532265-4-weiyongjun1@huawei.com> <7111c94c-a85c-2f51-f94b-ed60080b1717@gmail.com> From: "weiyongjun (A)" Message-ID: Date: Wed, 31 Aug 2022 12:44:48 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <7111c94c-a85c-2f51-f94b-ed60080b1717@gmail.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.178.165] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To canpemm500009.china.huawei.com (7.192.105.203) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022/8/31 3:24, Frank Rowand wrote: > On 8/30/22 05:27, Mark Brown wrote: >> On Fri, Aug 26, 2022 at 02:43:40PM +0000, Wei Yongjun wrote: >> >>> Add a runtime device tree overlay interface for device need dts file. >>> With it its possible to use device tree overlays without having to use >>> a per-platform overlay manager. >> >> Why would an entirely virtual device like this need to appear in >> DT? DT is supposed to be a hardware description and this clearly >> isn't hardware, nor is it something we're providing to a VM. > > Good point. Patch 3 seems to not be needed. Yes, will drop it in next version. Thanks, Wei Yongjun