From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pantelis Antoniou Subject: Re: [PATCH v2 2/3] ARM: dts: socfpga: fpga bridges bindings docs Date: Mon, 27 Oct 2014 19:21:22 +0200 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> Mime-Version: 1.0 (Mac OS X Mail 8.0 \(1990.1\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20141027171731.GY18557@sirena.org.uk> Sender: linux-doc-owner@vger.kernel.org To: Mark Brown 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 , dinguye List-Id: devicetree@vger.kernel.org Hi Mark, > On Oct 27, 2014, at 19:17 , Mark Brown wrote: >=20 > On Mon, Oct 27, 2014 at 05:45:03PM +0200, Pantelis Antoniou wrote: >=20 > Please fix your mail client to word wrap at less than 80 columns. >=20 >> Well, it=E2=80=99s not my speciality, but my understanding is that F= PGAs take (considerable) >> time to be programmed. If someone has already configured the =E2=80=98= bus=E2=80=99 it is considered >> a win to not reload the bitstream. I.e. if you boot with the bootloa= der having loaded >> the bitstream already, you don=E2=80=99t want to do it again. >=20 > That's not what your property is saying, though - if it were just abo= ut > handover between the bootloader and the kernel that'd be one thing bu= t > 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=E2=80=99s not my property. This is not my driver. The property is ba= dly-named as it is IMHO. Why don=E2=80=99t we let Alan chime in? Regards =E2=80=94 Pantelis