From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 118482D0C7F; Tue, 15 Jul 2025 03:17:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752549441; cv=none; b=clNSKT1q/UVLInT7bfpHfwK0LVGbFEltBbU/HF+ioO34bD1DN/uu0OBYOmq2LUMCmxHHpovLRSlmsPCD2CSuWV1mfgrFlDcn1mPcMeBb/SskV886KNHm00iAzU2UiZ89W9MxXn4fNFkQw7OSSsrkgvmr4gbdu96IOi1WyokXEnI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752549441; c=relaxed/simple; bh=HTtawzgAqQ5YOwB+NQpNjeTVyd8WRqp+ZD4g6gH58Fg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nxabFhdXhaMKL7YqGEsGt0WG+bJDRwPgY6+CTV+5Rp/37VIER47IWLUrfaUWAOPKe2eW3CcMN9TcAqW9G93CkpO9Hwa4uvT3h3JLO5f6kfSDXkuzEDQi9jrILrKarCcH7S6hvnGUF7WITDpmYyO9qemX//ppy5WmE7pPO0/x2PU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SiSEOjDN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SiSEOjDN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 72792C4CEED; Tue, 15 Jul 2025 03:17:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752549438; bh=HTtawzgAqQ5YOwB+NQpNjeTVyd8WRqp+ZD4g6gH58Fg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SiSEOjDNHhYoDZQ4MKAicWSMZ0G8HtCCla9dnikgDs90hfnGgyOloW6Q+SywPrIe9 HfYw/7VWPZi3LUUycotG/9lXaKXVUFjlM0Qu3eklGU0NqGGrEXhyuG3xeqmZLdLUoo TT/QAA5YfMmtFMAzzUJRAlNP84SwaGbH/nmNdtmown9T/X/BaJ4rNBmOKjvDxEmc69 xcJjTMPHvQP1Z8s9XFiL5lwbxd6yLzO7vfCqtkSW13124agCEXl86ALj2l0pNxqJ5E ux0Nmi+b0kc/b/e3wChw3gjl2iW3LcMiR0FAiaVxyjzrbAu0vkKGPjZotQaX7Kf7HS WXBm/i/hn2a4Q== Date: Mon, 14 Jul 2025 22:17:17 -0500 From: Rob Herring To: =?iso-8859-1?Q?Cl=E9ment?= Le Goffic Cc: Will Deacon , Mark Rutland , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Philipp Zabel , Jonathan Corbet , Gatien Chevallier , Michael Turquette , Stephen Boyd , Gabriel Fernandez , Krzysztof Kozlowski , Le Goffic , linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-clk@vger.kernel.org Subject: Re: [PATCH v2 02/16] dt-bindings: stm32: stm32mp25: add `access-controller-cell` property Message-ID: <20250715031717.GA4144523-robh@kernel.org> References: <20250711-ddrperfm-upstream-v2-0-cdece720348f@foss.st.com> <20250711-ddrperfm-upstream-v2-2-cdece720348f@foss.st.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250711-ddrperfm-upstream-v2-2-cdece720348f@foss.st.com> On Fri, Jul 11, 2025 at 04:48:54PM +0200, Clément Le Goffic wrote: > RCC is able to check the availability of a clock. > Allow to query the RCC with a firewall ID. If it is tied to a clock, do we need another provider? We have the "protected clocks" thing, but that might be a bit different. > > Signed-off-by: Clément Le Goffic > --- > Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml b/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml > index 88e52f10d1ec..4d471e3d89bc 100644 > --- a/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml > +++ b/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml > @@ -31,6 +31,11 @@ properties: > '#reset-cells': > const: 1 > > + '#access-controller-cells': > + const: 1 > + description: > + Contains the firewall ID associated to the peripheral. > + > clocks: > items: > - description: CK_SCMI_HSE High Speed External oscillator (8 to 48 MHz) > @@ -123,6 +128,7 @@ required: > - reg > - '#clock-cells' > - '#reset-cells' > + - '#access-controller-cells' > - clocks > > additionalProperties: false > @@ -136,6 +142,7 @@ examples: > reg = <0x44200000 0x10000>; > #clock-cells = <1>; > #reset-cells = <1>; > + #access-controller-cells = <1>; > clocks = <&scmi_clk CK_SCMI_HSE>, > <&scmi_clk CK_SCMI_HSI>, > <&scmi_clk CK_SCMI_MSI>, > > -- > 2.43.0 >