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 E0BC73905EC; Tue, 11 Aug 2026 16:33:35 +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=1786466017; cv=none; b=Gw3uiCJ/1A9ZBv1B+XJCSoWyndq2ZEG8betWEFZYhVbr+WX+CPBhKucEmZh0DdeGcDtgLj4BRqjXM21KsJnCib6N+KYo+4yPxbIZCwc/5na3032nquhRcTqUCT6/l8cYnuZBljC6pLS6ysX/GcIH/KJz7uOd8fXmnv02O1JytME= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786466017; c=relaxed/simple; bh=d/hNjODXwdafLUdU5KVu5Q86RBut350AbYNAjgzpzEA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Gn/pncc+Mpo+NoCv73mhGwPc7PZ3p2CCj22YCCrGsNXWNY71pIJXVyE/DeyozybGH78Vjb77av74u9noGoXXp4grx1PacoApqHMGNQ5R250iGl+pHvVII7C4HMcMuzUzLTNIpZ0TT/Tta9uxi8ENnfvKJfuB8kC0kQgx5VFiDCk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U6k1oUju; 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="U6k1oUju" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9BBC41F000E9; Tue, 11 Aug 2026 16:33:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786466015; bh=H+JrBIR9KJqjw0g48ia2wGzfZuaFqi6veSrCx7lomV8=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=U6k1oUjuC6Xyi7Er3dCewRwyPCO5nn0YXn5ra/BgLckfBD0rMBsSM7QvSfh1V+Vsj L3wY5mPQ7I5LKM8gJfj7WnJYpKdGJcLX0VmkmSrba3ftAhpsvc4ZOdgwkVjABoHaxs DHttgTTv0tNRatmX1XLZtPiFGDcC3JzvL719Xdh2f7kgRMdHsdaIlu5z1ZxLxpgQpG f/oJtgI6UwfXfzxhifnVSk7VIDIEGDSsRjDmNDNiZsrn5t1AWMtZBatky7rpYdO2tR A1J554ADS5ABThdwwSvfEafVA7+9QIszgEOEu3aQKP8DqQTv/U98A5wRNzOvkYGjuF R18QbJImBImKQ== Date: Tue, 11 Aug 2026 11:33:34 -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: <20260811163334.GA2354701-robh@kernel.org> References: <49726acff0fee1c3606e83c4f242ef6aad25b4b8.1783505329.git.geert+renesas@glider.be> <20260710-adventurous-burgundy-chimera-b2fff9@quoll> <20260716214924.GA1477674-robh@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@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 Mon, Aug 03, 2026 at 02:01:18PM +0200, Geert Uytterhoeven wrote: > Hi Rob, > > On Thu, 16 Jul 2026 at 23:49, Rob Herring wrote: > > On Fri, Jul 10, 2026 at 01:02:39PM +0200, Geert Uytterhoeven wrote: > > > 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. > > It provides a firmware API, which is not available until the firmware > provider is initialized. I don't know what "a firmware API" is. What does it provide? I know what a clock, GPIO, reset, interrupt, etc. provider is. Rob