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 84FF5ECAAD5 for ; Tue, 30 Aug 2022 19:26:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231728AbiH3T0a (ORCPT ); Tue, 30 Aug 2022 15:26:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35118 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231127AbiH3T0G (ORCPT ); Tue, 30 Aug 2022 15:26:06 -0400 Received: from mail-oa1-x35.google.com (mail-oa1-x35.google.com [IPv6:2001:4860:4864:20::35]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9A60B7C196; Tue, 30 Aug 2022 12:24:30 -0700 (PDT) Received: by mail-oa1-x35.google.com with SMTP id 586e51a60fabf-11eb8b133fbso14740901fac.0; Tue, 30 Aug 2022 12:24:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc; bh=nMfIlicbImZPPdYjDdFxMGUe/ZvoWmo2d4qN2Qx94yk=; b=Y2JQz/DDrHaYk9buAFizaLMZpmkFVrkAU7PgjVV69XqIRK8WrIQbi3s3vQHUuigSkB pKsG1uDMCacBReZLGOGG/Iq0VeZYHY/3fO/oRu9pUAzlOoo1s1ALlXMzRxq4oXjDD5+N GbjlBkNsjXZYXNejM6a+jV8vo14KG9WsF7Lc8kQfXb32yw96NzHIpATQIZDfDhu0H108 PC5jAFZ/zw8tvD9qHDJHZ4aHtykjasG6HgdOrMnCqiRxzJFAb2IGcam5tXpUlsl7uQXe vVim7bvy5JzyVkqs9shH5ud4nBWEHgbYLmJjOz6kx/evGOYPPWYg41G6uSbNYhkahmb4 4BGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc; bh=nMfIlicbImZPPdYjDdFxMGUe/ZvoWmo2d4qN2Qx94yk=; b=Elc/fMs+sEirI6bZ0ahYLRs9A6pt0+oVIJsN1q38pnZe9xNcAM40lAMg0i542tjUZw ugXx4vWbNpc/vsbmiJiiNA5oQIMz79HTWlD3OJQdIXW4eJE0Uu7PXjj6Zf0fhzLNmKCZ OZlvYYIR8N+RGfhEuJ1eaZWJT4BfeHwgIE2sNbQhuXwIAnBQJv7JHEnwoMOz1D5xs2Yt nUE5+k8mRdgSRVGFhP785LitoxJBQPHd2Zo4QDcLTwdKrRe+VixRByvdeTZpYCtRWBZy gL17tNOHomcFJdudi2hb3xL22IcszbJgOa4ESHfWl0IFdTpH90gGkn0xbyTS5wKllWh+ oc6A== X-Gm-Message-State: ACgBeo3+yW0fqkXixIrUodY5Toc36NTuAO9JteZoEhJLSdTdX+82jkbn beFGiYsmkk1Irja7XdPHgRjDrc5bg44= X-Google-Smtp-Source: AA6agR6CXVvnQjNt2Dos+c6sjfq+mvytlUSymEmg4DWIHFf12CNlantKs6iccoXwh2oBdN7hVEoCRQ== X-Received: by 2002:a05:6808:302b:b0:2f9:eeef:f03 with SMTP id ay43-20020a056808302b00b002f9eeef0f03mr9931795oib.128.1661887466037; Tue, 30 Aug 2022 12:24:26 -0700 (PDT) Received: from ?IPV6:2600:1700:2442:6db0:891d:81c:f58f:3bd4? ([2600:1700:2442:6db0:891d:81c:f58f:3bd4]) by smtp.gmail.com with ESMTPSA id l21-20020a056830155500b00618fa37308csm7707864otp.35.2022.08.30.12.24.24 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Aug 2022 12:24:25 -0700 (PDT) Message-ID: <7111c94c-a85c-2f51-f94b-ed60080b1717@gmail.com> Date: Tue, 30 Aug 2022 14:24:24 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH -next 3/4] spi: mockup: Add runtime device tree overlay interface Content-Language: en-US To: Mark Brown , Wei Yongjun Cc: Steven Rostedt , Ingo Molnar , linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org References: <20220826144341.532265-1-weiyongjun1@huawei.com> <20220826144341.532265-4-weiyongjun1@huawei.com> From: Frank Rowand In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org 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. -Frank