Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755563AbcJNIXm (ORCPT ); Fri, 14 Oct 2016 04:23:42 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:38148 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751147AbcJNIXk (ORCPT ); Fri, 14 Oct 2016 04:23:40 -0400 Message-ID: <1476433409.5408.37.camel@mtksdaap41> Subject: Re: [PATCH 1/3] binding: irqchip: mtk-cirq: Add binding document From: Youlin Pei To: Matthias Brugger CC: Marc Zyngier , Rob Herring , Thomas Gleixner , Jason Cooper , Mark Rutland , Russell King , , , , , , , , Date: Fri, 14 Oct 2016 16:23:29 +0800 In-Reply-To: <58b24238-659c-c7da-d93c-65db63990930@gmail.com> References: <1476335194-26604-1-git-send-email-youlin.pei@mediatek.com> <1476335194-26604-2-git-send-email-youlin.pei@mediatek.com> <58b24238-659c-c7da-d93c-65db63990930@gmail.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit MIME-Version: 1.0 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1847 Lines: 48 Hi Matthias, Thanks for your review. On Thu, 2016-10-13 at 15:00 +0200, Matthias Brugger wrote: > > On 10/13/2016 07:06 AM, Youlin Pei wrote: > > This commit adds the device tree binding document for > > the mediatek cirq. > > > > Signed-off-by: Youlin Pei > > > > --- > > base on v4.8-rc1 > > --- > > .../interrupt-controller/mediatek,cirq.txt | 30 ++++++++++++++++++++ > > 1 file changed, 30 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/interrupt-controller/mediatek,cirq.txt > > > > diff --git a/Documentation/devicetree/bindings/interrupt-controller/mediatek,cirq.txt b/Documentation/devicetree/bindings/interrupt-controller/mediatek,cirq.txt > > new file mode 100644 > > index 0000000..ad16953 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/interrupt-controller/mediatek,cirq.txt > > @@ -0,0 +1,30 @@ > > +* Mediatek 27xx cirq > > + > > +In Mediatek SOCs, the CIRQ is a low power interrupt controller designed to > > +works outside MCUSYS which comprises with Cortex-Ax cores,CCI and GIC. > > +The external interrupts (outside MCUSYS) will feed through CIRQ and connect > > +to GIC in MCUSYS. When CIRQ is enabled, it will record the edge-sensitive > > +interrupts and generated a pulse signal to parent interrupt controller when > > +flush command is executed. With CIRQ, MCUSYS can be completely turned off > > +to improve the system power consumption without losing interrupts. > > + > > +Required properties: > > +- compatible: should be: "mediatek,mt2701-cirq". > > The cirq is present in several SoCs. I suppose it is the same core in > all of them. So we can name it mediatek,mtk-cirq and add a > mediatek,mtXXXX-cirq for every SoC, just in case we will need it. Okay, will change it in next version. Thanks. > > Thanks, > Matthias Thanks. Youlin