Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752090AbaJ0RVc (ORCPT ); Mon, 27 Oct 2014 13:21:32 -0400 Received: from mail-wi0-f176.google.com ([209.85.212.176]:34502 "EHLO mail-wi0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751355AbaJ0RV3 convert rfc822-to-8bit (ORCPT ); Mon, 27 Oct 2014 13:21:29 -0400 Subject: Re: [PATCH v2 2/3] ARM: dts: socfpga: fpga bridges bindings docs Mime-Version: 1.0 (Mac OS X Mail 8.0 \(1990.1\)) Content-Type: text/plain; charset=utf-8 From: Pantelis Antoniou In-Reply-To: <20141027171731.GY18557@sirena.org.uk> Date: Mon, 27 Oct 2014 19:21:22 +0200 Cc: Steffen Trumtrar , atull@opensource.altera.com, jgunthorpe@obsidianresearch.com, hpa@zytor.com, Michal Simek , michal.simek@xilinx.com, rdunlap@infradead.org, Greg Kroah-Hartman , linux-kernel , devicetree@vger.kernel.org, robh+dt@kernel.org, Grant Likely , iws@ovro.caltech.edu, linux-doc@vger.kernel.org, Pavel Machek , philip@balister.org, rubini@gnudd.com, jason@lakedaemon.net, kyle.teske@ni.com, nico@linaro.org, Felipe Balbi , m.chehab@samsung.com, davidb@codeaurora.org, Rob Landley , davem@davemloft.net, cesarb@cesarb.net, sameo@linux.intel.com, akpm@linux-foundation.org, Linus Walleij , mgerlach@opensource.altera.com, Alan Tull , dinguyen@opensource.altera.com, yvanderv@opensource.altera.com Content-Transfer-Encoding: 8BIT Message-Id: <09D1D469-01B8-44BD-BC18-EB879297BB85@konsulko.com> References: <1414108267-22058-1-git-send-email-atull@opensource.altera.com> <1414108267-22058-3-git-send-email-atull@opensource.altera.com> <20141027150147.GX18557@sirena.org.uk> <31BBCD26-65E2-431A-9ADF-95D7EDC7E34E@konsulko.com> <20141027153205.GW10262@pengutronix.de> <1C42AF5D-4776-4B09-BDF4-24F001439F46@konsulko.com> <20141027171731.GY18557@sirena.org.uk> To: Mark Brown X-Mailer: Apple Mail (2.1990.1) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Mark, > On Oct 27, 2014, at 19:17 , Mark Brown wrote: > > On Mon, Oct 27, 2014 at 05:45:03PM +0200, Pantelis Antoniou wrote: > > Please fix your mail client to word wrap at less than 80 columns. > >> Well, it’s not my speciality, but my understanding is that FPGAs take (considerable) >> time to be programmed. If someone has already configured the ‘bus’ it is considered >> a win to not reload the bitstream. I.e. if you boot with the bootloader having loaded >> the bitstream already, you don’t want to do it again. > > That's not what your property is saying, though - if it were just about > handover between the bootloader and the kernel that'd be one thing but > it's also got this additional possibility to instruct the kernel that > the device must be either disabled or explicitly programmed. Having a > property that just says "this FPGA is programmed" covers the handover > case but this property does more than that. It’s not my property. This is not my driver. The property is badly-named as it is IMHO. Why don’t we let Alan chime in? Regards — Pantelis -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/