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 2D46620C487; Wed, 16 Oct 2024 17:27:41 +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=1729099662; cv=none; b=DlPwp8ezIxckTvXxLeLnN7ugwkOm1IhLOteowSC3KrIEAg3A13+a89a5oKUNfJ8zbHi0SxwteXfT7W93Vy8F7xfedP87+tsE4JJNXl43P8k2qNvW5dJlu13t5tu8wzGC+RctiHW+nhJIA46UFyX5VtjoCGaiF72ISS6kITEWUew= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729099662; c=relaxed/simple; bh=272Q2s1xa44MaO0n8oTBTXmRy6jsjZZweNSs8qCpZvQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Zue6zRCyynt2PkPW+jyr9txVbl+GpKc+8kl2M3u4KOfBUmuj42AXBg/ivCH0xAVWmIq3neN19r1WCfpyQAG71OhPstg7GQsaqHmpFuhsFMbebAyKjkCv497xhGEMOFm3JY7rK/Q6c/46ia4hPJNq3E6bicR03Em/SilvnuULZZk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bejmBuPz; 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="bejmBuPz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 92AF4C4CEC5; Wed, 16 Oct 2024 17:27:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729099661; bh=272Q2s1xa44MaO0n8oTBTXmRy6jsjZZweNSs8qCpZvQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bejmBuPzVsy4XgbhsU5iXKhZ/oFvXw9OV647k+dksp2e5R82EObDVVzlwt+ePy6ex x8ka188rIEmvUzA60c63yetG7cF/RynGSaWLgVJUFT84Q2MJuWOI8aqcVpjWo4jYrB hnJ7Xfl7QuRX2/Xg9RwHLObGBhPlTpx68EN7GdyJldt+9DFjhBavMfrnnuNX2PIi47 ywKx7J6Xnb8XjnOOCBch2OlNf149br0VT8pViAOsQzL3DyXFtNJqtFo4/t2coT85Az GE+aPP6VRn9kRR0zl/MaAsqiTY/2H17ZAxgE2NA7CO6xFcVJp92YtiSIJHxo0cJ4BI 2VTpnaoQ6+H9A== Date: Wed, 16 Oct 2024 12:27:40 -0500 From: "Rob Herring (Arm)" To: Kevin Chen Cc: joel@jms.id.au, conor+dt@kernel.org, krzk+dt@kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, andrew@codeconstruct.com.au, devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, tglx@linutronix.de Subject: Re: [PATCH v4 1/2] dt-bindings: interrupt-controller: Add support for ASPEED AST27XX INTC Message-ID: <172909966003.2068484.893211890028147027.robh@kernel.org> References: <20241016022410.1154574-1-kevin_chen@aspeedtech.com> <20241016022410.1154574-2-kevin_chen@aspeedtech.com> 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: <20241016022410.1154574-2-kevin_chen@aspeedtech.com> On Wed, 16 Oct 2024 10:24:09 +0800, Kevin Chen wrote: > The ASPEED AST27XX interrupt controller(INTC) contains second level and > third level interrupt controller. > > INTC0: > The second level INTC, which used to assert GIC if interrupt in INTC1 asserted. > > INTC1_x: > The third level INTC, which used to assert INTC0 if interrupt in modules > of INTC asserted. > > The relationship is like the following: > +-----+ +-------+ +---------+---module0 > | GIC |---| INTC0 |--+--| INTC1_0 |---module1 > | | | | | | |---... > +-----+ +-------+ | +---------+---module31 > | > | +---------+---module0 > +---| INTC1_1 |---module1 > | | |---... > | +---------+---module31 > ... > | +---------+---module0 > +---| INTC1_5 |---module1 > | |---... > +---------+---module31 > > Signed-off-by: Kevin Chen > --- > .../aspeed,ast2700-intc.yaml | 86 +++++++++++++++++++ > 1 file changed, 86 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2700-intc.yaml > Reviewed-by: Rob Herring (Arm)