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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 71333C44512 for ; Thu, 16 Jul 2026 21:49:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=eOISDNQWs3+70L2z0Z/sRRYhHltwdBHFBDQdmATJlRU=; b=JjThqBDvAxSv82Htei3SlRGLaY grHWzBz0qe/8oe9U6/+B70VVwqR+WRmX/ZCqHF3hgvE7l+Hc241hnLDws4HmuVU9la1OZM2UzjhE5 QwdPy9fUJWU9wMzTDGCgXty1D0xsYDmk+0TyQ4rh2bCWH6d14tHefOppB3Tce2WeSrHcf56mtPRRe bbhbdQHVNcCwOQQENctXjxJq5A31hb5IDGUK1xK79M68MbopRYo9/NBI90Y3gWUr61XmhSHoVWBlz HcoGNCSiyTB5WynkaPeQjYpBEOASYuJnJeCPqZbmezFSG7I4/OF7nQSP+ryJMn1ig291F0+izKOw1 mKuHePWg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wkTxQ-00000000gVz-0Gbk; Thu, 16 Jul 2026 21:49:28 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wkTxO-00000000gVq-2lG6 for linux-arm-kernel@lists.infradead.org; Thu, 16 Jul 2026 21:49:26 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 885E560A5E; Thu, 16 Jul 2026 21:49:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2030C1F000E9; Thu, 16 Jul 2026 21:49:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784238565; bh=eOISDNQWs3+70L2z0Z/sRRYhHltwdBHFBDQdmATJlRU=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=nFA2RyZwvaxjwYUaBF3M0hVJbc/cCntzN4Rkn0dY4KzIkKk/dQa7lNM+h1EoeyW+u RpxJkG2WudhcGwtak8jbY2zB1Yyf4lx6fivlQJMKsBuhQifRrEpcIJek174FxExSr9 kwbMTf2Nn/PCeS8iEn1tBpdtiUBaKlJwEQ2aISPTZo+VCqkC45i3bpkNLgiHPGnmS8 Cr0ZrjOVwzt89sKbPEtCbeYjV8DXKUrzKMvYJAOREsAM8wnLQ7UVX+arefRXySS8ZD powCgSjKH2/ZfbzCxB++g81cDgnGnLxCkFh9fFHXdcPBz3qZPFB2TbWCEWaVXd74V7 LiTLGOu3mAZNA== Date: Thu, 16 Jul 2026 16:49:24 -0500 From: Rob Herring To: Geert Uytterhoeven Cc: Krzysztof Kozlowski , Sudeep Holla , Cristian Marussi , Krzysztof Kozlowski , Conor Dooley , Saravana Kannan , Ulf Hansson , "Rafael J . Wysocki" , Philipp Zabel , Michael Turquette , Stephen Boyd , Brian Masney , Bartosz Golaszewski , Vinod Koul , Konrad Dybcio , Kevin Hilman , Florian Fainelli , Wolfram Sang , Marek Vasut , Kuninori Morimoto , arm-scmi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-clk@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 05/10] dt-bindings: clock: renesas,r8a78000-cpg: Add firmware property Message-ID: <20260716214924.GA1477674-robh@kernel.org> References: <49726acff0fee1c3606e83c4f242ef6aad25b4b8.1783505329.git.geert+renesas@glider.be> <20260710-adventurous-burgundy-chimera-b2fff9@quoll> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Jul 10, 2026 at 01:02:39PM +0200, Geert Uytterhoeven wrote: > Hi Krzysztof, > > On Fri, 10 Jul 2026 at 12:21, Krzysztof Kozlowski wrote: > > On Wed, Jul 08, 2026 at 12:16:23PM +0200, Geert Uytterhoeven wrote: > > > Add a firmware property, for systems where SCMI must be used instead of > > > direct hardware access. > > > > > > Signed-off-by: Geert Uytterhoeven > > > --- > > > v2: > > > - Spin off from "dt-bindings: clock: Document Renesas R-Car X5H Clock > > > Pulse Generator". > > > --- > > > .../devicetree/bindings/clock/renesas,r8a78000-cpg.yaml | 7 +++++++ > > > 1 file changed, 7 insertions(+) > > > > > > diff --git a/Documentation/devicetree/bindings/clock/renesas,r8a78000-cpg.yaml b/Documentation/devicetree/bindings/clock/renesas,r8a78000-cpg.yaml > > > index 4e23bba334382346..fc499e7cf52e4f0c 100644 > > > --- a/Documentation/devicetree/bindings/clock/renesas,r8a78000-cpg.yaml > > > +++ b/Documentation/devicetree/bindings/clock/renesas,r8a78000-cpg.yaml > > > @@ -35,6 +35,12 @@ properties: > > > . > > > const: 1 > > > > > > + firmware: > > > > RPi is doing similar, but I have doubts. It looks way too close to > > generic "syscon" which is disallowed. > > > > I think this should be vendor+purpose specific, e.g.: > > "renesas,scmi-transport" or "renesas,scmi-firmware" If you can tell me the resource that a 'firmware' provider provides then it is fine, but you can't. > The disadvantage of a vendor-specific property is that there are more > cases to handle for fw_devlink, cfr. "[PATCH v2 02/10] of: property: > fw_devlink: Add support for firmware"[1]. If vendor specific phandle properties are a problem for fw_devlink, then we already have that problem to solve and 1 more doesn't matter. Rob