From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Date: Mon, 2 May 2016 13:10:24 +0200 Subject: [U-Boot] [PATCH RESEND 2/2] cmd: fdt: add fdt overlay application subcommand In-Reply-To: References: <1459794307-30363-1-git-send-email-maxime.ripard@free-electrons.com> <1459794307-30363-3-git-send-email-maxime.ripard@free-electrons.com> Message-ID: <20160502111024.GQ17159@lukather> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Simon, On Sun, May 01, 2016 at 12:55:07PM -0600, Simon Glass wrote: > Hi Maxime, > > On 4 April 2016 at 12:25, Maxime Ripard > wrote: > > The device tree overlays are a good way to deal with user-modifyable > > boards or boards with some kind of an expansion mechanism where we can > > easily plug new board in (like the BBB or the raspberry pi). > > > > However, so far, the usual mechanism to deal with it was to have in Linux > > some driver detecting the expansion boards plugged in and then request > > these overlays using the firmware interface. > > > > That works in most cases, but in some cases, you might want to have the > > overlays applied before the userspace comes in. Either because the new > > board requires some kind of an early initialization, or because your root > > filesystem is accessed through that expansion board. > > > > The easiest solution in such a case is to simply have the component before > > Linux applying that overlay, removing all these drawbacks. > > > > Signed-off-by: Maxime Ripard > > Will there be a new version of this patch? Yeah, sorry, I haven't had the time to address all the comments you made, but there will definitely be a second version addressing the comments Pantelis, Rob, Stefan and you made. Probably not before a couple of weeks though :/ Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: