From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank Rowand Subject: Re: Query on DT overlay support. Date: Thu, 23 Mar 2017 12:02:25 -0700 Message-ID: <58D41BC1.9070203@gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Nava kishore Manne Cc: "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Srinivas Goud , Pantelis Antoniou , David Gibson List-Id: devicetree@vger.kernel.org (Adding Pantelis and dgibson to cc.) On 03/23/17 11:32, Rob Herring wrote: > On Thu, Mar 23, 2017 at 8:22 AM, Nava kishore Manne > wrote: >> Hi, >> >> >> >> This mail is regarding the DT overlay support in the Linux >> kernel >> >> I am able to make the device-tree overlay work out of box by >> using my own dtc complier (I mean I used the dtc compiler >> >> Available here >> http://www.embedded-things.com/bbb/patching-the-device-tree-compiler-for-ubuntu/ >> ) >> >> When can I expect the same changes in the scripts/dtc in >> mainline???? >> >> In case of any support needed for testing I can help on >> testing the same I works in Xilinx and we had a lot of combinations to test >> overlay J > > It's already there. Landed in 4.11. > > Rob > One dtc feature that is still missing is what Pantelis calls "syntatic sugar". His patch for that has not yet been accepted into the dtc project if I have been following along correctly. Without the syntactic sugar, the source .dts has to expose the details of the fragment and __overlay__ nodes. -Frank