From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH V4 2/2] arm: dts: dra7: add crossbar device binding Date: Thu, 26 Jun 2014 03:26:51 -0700 Message-ID: <20140626102650.GH28884@atomide.com> References: <1403767532-19290-1-git-send-email-r.sricharan@ti.com> <1403767532-19290-3-git-send-email-r.sricharan@ti.com> <20140626074417.GF28884@atomide.com> <53ABDA9A.8000108@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <53ABDA9A.8000108@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Sricharan R Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, santosh.shilimkar@ti.com, nm@ti.com, rnayak@ti.com, linux@arm.linux.org.uk, tglx@linutronix.de, jason@lakedaemon.net, joe@perches.com, Benoit Cousson List-Id: devicetree@vger.kernel.org * Sricharan R [140626 01:36]: > Hi Tony, > > On Thursday 26 June 2014 01:14 PM, Tony Lindgren wrote: > > * Sricharan R [140626 00:29]: > >> From: R Sricharan > >> > >> There is a IRQ crossbar device in the soc, which > >> maps the irq requests from the peripherals to the > >> mpu interrupt controller's inputs. The Peripheral irq > >> requests are connected to only one crossbar > >> input and the output of the crossbar is connected to only one > >> controller's input line. The crossbar device is used to map > >> a peripheral input to a free mpu's interrupt controller line. > >> > >> Here, adding a new crossbar device node and replacing all the peripheral > >> interrupt numbers with its fixed crossbar input lines. > > > > I think these two patches need to be a single patch to avoid > > breaking booting for git bisect inbetween these patches? > This does not cause booting issues. irq_desc gets allocated linearly, > but that does not create boot issues. OK Tony