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 34A4E18F2E8; Thu, 19 Sep 2024 06:57:17 +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=1726729037; cv=none; b=MSGuUsfiCt7vO7auOF6+WyvJxEUdRl1vE6ebuH7k1F3tS5xtrxlOCJGYEG8AdxsM/CWWEJ+3kCYDPbaOsyh+Tq7JeOXCO5Uwfhiq2DegkvqHf2lh3e/zS4Yaru45ZvPvKBL1NftrUYQQcc7+xWxxhgWDcSQGnzz9b0yih4V8BwE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726729037; c=relaxed/simple; bh=ReX0gUnQa9Tc3D01oSqR+Mnv6+e7INrFCrJR6sjtNUU=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=gGBxTZ99vbMKb41wYTlEz7s8qkIRIPSvBdQ7vb6RRZiCCIEZ3bb+gvs3zoBK806U8jEnr8eHOYKf2n1ufSwg5Q3WVUIkk+5infbEaklCH8m3CpNOt7k9KfLs9aRztCzHpgp8aLTITcQ5CNPpDBehOxHh7jGvgE5ipR9gq3xok+w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=A4wHwNxD; 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="A4wHwNxD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C0D8EC4CEC4; Thu, 19 Sep 2024 06:57:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1726729037; bh=ReX0gUnQa9Tc3D01oSqR+Mnv6+e7INrFCrJR6sjtNUU=; h=Date:Subject:To:References:From:In-Reply-To:From; b=A4wHwNxDXZ2hhwRVpJKiCEW0UimU+AsiGkbMpkv62Skw5290PbQuKEE3m5DtGn8zF RZqscj6XsBSf8B/1YG8ZbXkT3bs6YuOHBZuUH3dz+pYlNbwncjdO1cFlvxmFXb+o+5 fSsfvo4/0fRkDWiaUir3KyG+JMdkRMz01FpbJe2yv/ZtGQKQXLfmVkz8e+MNpbB8ie FXgNArQ0EHoRBX1XIo22SEn4Dwsb1jo+gK2zFqoM5rS7C+52/7YnZy5XW+scDIM66l LUYsmqFmkENV8lbbPaWVT5V0M7BkumSfaPSisTJdEPxP493m3TOW7qRokHM9aNmrKH BRetyFC/qkLGg== Message-ID: Date: Thu, 19 Sep 2024 08:57:09 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/4] dt-bindings: mfd: aspeed: support for AST2700 To: Ryan Chen , "mturquette@baylibre.com" , "sboyd@kernel.org" , "robh@kernel.org" , "krzk+dt@kernel.org" , "conor+dt@kernel.org" , "joel@jms.id.au" , "andrew@codeconstruct.com.au" , "p.zabel@pengutronix.de" , "linux-kernel@vger.kernel.org" , "linux-clk@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-aspeed@lists.ozlabs.org" References: <20240916091039.3584505-1-ryan_chen@aspeedtech.com> <20240916091039.3584505-2-ryan_chen@aspeedtech.com> <9b356379-907c-4112-8e24-1810cfa40ef6@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 19/09/2024 08:05, Ryan Chen wrote: >>> diff --git >>> a/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml >>> b/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml >>> index 86ee69c0f45b..127a357051cd 100644 >>> --- a/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml >>> +++ b/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml >>> @@ -9,6 +9,8 @@ title: Aspeed System Control Unit >>> description: >>> The Aspeed System Control Unit manages the global behaviour of the >> SoC, >>> configuring elements such as clocks, pinmux, and reset. >>> + In AST2700 SOC which has two soc connection, each soc have its own >>> + scu register control, ast2700-scu0 for soc0, ast2700-scu1 for soc1. >>> >>> maintainers: >>> - Joel Stanley >>> @@ -21,6 +23,8 @@ properties: >>> - aspeed,ast2400-scu >>> - aspeed,ast2500-scu >>> - aspeed,ast2600-scu >>> + - aspeed,ast2700-scu0 >>> + - aspeed,ast2700-scu1 >>> - const: syscon >>> - const: simple-mfd >>> >>> @@ -30,10 +34,12 @@ properties: >>> ranges: true >>> >>> '#address-cells': >>> - const: 1 >>> + minimum: 1 >>> + maximum: 2 >>> >>> '#size-cells': >>> - const: 1 >>> + minimum: 1 >>> + maximum: 2 >> >> Why do the children have 64 bit addressing? > > AST2700 is 64bit address, so it also. But why do they need it? Best regards, Krzysztof