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 A6A4CC43458 for ; Tue, 30 Jun 2026 06:11:51 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=tltWWGTL9FFdiqSRf9Kfxc1Xnn7zryOZsVoDGgZFEh8=; b=mHit07DUusooJgTJJHiTDo+G1u RYrz4knJKTRJKm13B/fdd2/Nbik4LegzYOp2JcKfybB+YUg8Po/zBx5LWPNeRnIIfEJnypYJs2/KE uywzO1I6oQLuXnseX+XCnDqnzJCMZR52eqvUoZElgiOAF3YoNkpOWiuKD7b7czoqaz/Q+8gOc1Ol4 i/t1mbNx+p8OnNBvfuREETHxmLv5FzW2CHBRzBfCk42MR8wePYcgtbXLxGLMdtSiLZVY5lqlROwlZ 2jM/k1oEp2LIFv3oNVdTC5hlje9daqC9zDhuErDlsn3Usl3/CJwvbACdHu2as4qQ3FUFIQUuKLUtM WeruGsHg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1weRhA-0000000FsxC-2I7V; Tue, 30 Jun 2026 06:11:44 +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 1weRh9-0000000Fswk-0P09 for linux-arm-kernel@lists.infradead.org; Tue, 30 Jun 2026 06:11:43 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id F37A960008; Tue, 30 Jun 2026 06:11:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9FF881F000E9; Tue, 30 Jun 2026 06:11:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782799901; bh=tltWWGTL9FFdiqSRf9Kfxc1Xnn7zryOZsVoDGgZFEh8=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=EG4G6XifiuP4C/hNu+hZXXxCIPvUqX2K2T7EMrwC74tSo7UCV5iwl42j8rwwuKTiw oWeFqHY9QyYbvoh0tx0b7plb5AT0ZWlQv5nwOXkiVJm7RZVA+x7J7iSszmJVRPG+QK Gvfh6zEjbDFb1HOoRumJXUqZgeJ/XQ54HS4z9iM7KoYyPXka7ShVgdUq+ZSxx6bAe5 gP+rKKr06Tb7qQeTRZqdpQgYg73kGqknw9Ymgqu1Wbk8sqhg5FhUX+Jo/nrx/JQ3cF idDMOs3FdE1XlAXQbSTPX6gUpQ1+4DLLHBCLavnnEmKCx0+XOh8tFnKxfK4NffZ75T qWzBQW3+M2k0A== Message-ID: <35a8e3b3-7725-4d1b-8667-84e6fa24b2ca@kernel.org> Date: Tue, 30 Jun 2026 08:11:34 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 3/4] dt-bindings: ipmi: Add optional LPC properties to ASPEED BT devices To: yc_hsieh@aspeedtech.com, Corey Minyard , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery Cc: openipmi-developer@lists.sourceforge.net, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org References: <20260629-aspeed-bt-bmc-multichannel-v1-0-fc23ee337f7a@aspeedtech.com> <20260629-aspeed-bt-bmc-multichannel-v1-3-fc23ee337f7a@aspeedtech.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit 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 29/06/2026 08:49, Yu-Che Hsieh via B4 Relay wrote: > From: Yu-Che Hsieh > > Allocating IO and IRQ resources to LPC devices is in-theory an operation > > for the host, however ASPEED systems describe these resources through > > BMC-internal configuration, as already supported by the ASPEED KCS BMC What is with this line breaks? > > binding. > > Add aspeed,lpc-io-reg and aspeed,lpc-interrupts to the ASPEED BT BMC > > binding so firmware can describe the host LPC IO address and SerIRQ > > configuration using the same properties as KCS devices. > > Signed-off-by: Yu-Che Hsieh > --- > .../bindings/ipmi/aspeed,ast2400-ibt-bmc.yaml | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > > diff --git a/Documentation/devicetree/bindings/ipmi/aspeed,ast2400-ibt-bmc.yaml b/Documentation/devicetree/bindings/ipmi/aspeed,ast2400-ibt-bmc.yaml > index c4f7cdbbe16b..1803c6bbae93 100644 > --- a/Documentation/devicetree/bindings/ipmi/aspeed,ast2400-ibt-bmc.yaml > +++ b/Documentation/devicetree/bindings/ipmi/aspeed,ast2400-ibt-bmc.yaml > @@ -25,6 +25,24 @@ properties: > interrupts: > maxItems: 1 > > + aspeed,lpc-io-reg: > + $ref: /schemas/types.yaml#/definitions/uint32-array > + maxItems: 1 > + description: | > + The host CPU LPC IO address for the BT device. No, you do not get second reg property. > + > + aspeed,lpc-interrupts: > + $ref: /schemas/types.yaml#/definitions/uint32-array > + minItems: 2 > + maxItems: 2 > + description: | > + A 2-cell property expressing the LPC SerIRQ number and the interrupt > + level/sense encoding (specified in the standard fashion). > + > + Note that the generated interrupt is issued from the BMC to the host, and > + thus the target interrupt controller is not captured by the BMC's > + devicetree. No, you do not get second interrupts property. > Best regards, Krzysztof