From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 679CB37E5F6; Thu, 16 Jul 2026 21:49:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784238566; cv=none; b=aLeZWPzpwxxL7EnBFiyZTq0nw3PulC6A69XSgnkwXNBGoLy2pkSleLGCBaoNLCBorNNG/bpqdpKOzH2Szrv087GGdj3Fv3jUJj+mhcMO9F8Q5zj1R+xfYMkEofKe6ZCRYL2OiCBvnEwllkxpfejvrcvxpf3G+nRafFWiNps5Tmo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784238566; c=relaxed/simple; bh=LBMbmOs0P0G7nxvJZmumNqWf0/JfAYN9hCv/hs38PhY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=tPd9CIhOqy9RjJwFNfbGKZD7qLEabAqo5TIVIYu9dhSCdXIc9Dk2bu4vYDHZBlM4aQTkyjVhuJyPqZWgdEZKA5EXR200wmUTkuuga6IPa84HVPzsXK9IDVr0c2UbyslKtIJuyQGCaFZmPVA4hYxnrdSNCNkFR4v91M8AQ96JlDw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nFA2RyZw; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nFA2RyZw" 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> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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