From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1048FC433DF for ; Wed, 10 Jun 2020 08:32:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E02AB2064C for ; Wed, 10 Jun 2020 08:32:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726713AbgFJIcu (ORCPT ); Wed, 10 Jun 2020 04:32:50 -0400 Received: from foss.arm.com ([217.140.110.172]:54880 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726699AbgFJIcu (ORCPT ); Wed, 10 Jun 2020 04:32:50 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C94771F1; Wed, 10 Jun 2020 01:32:49 -0700 (PDT) Received: from bogus (unknown [10.37.12.97]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 37EC23F6CF; Wed, 10 Jun 2020 01:32:47 -0700 (PDT) Date: Wed, 10 Jun 2020 09:32:37 +0100 From: Sudeep Holla To: Rob Herring Cc: Will Deacon , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Marc Zyngier , Sudeep Holla Subject: Re: [RFC PATCH 1/3] dt-bindings: Add ARM PSA FF binding for non-secure VM partitions Message-ID: <20200610083237.GA4867@bogus> References: <20200601094512.50509-1-sudeep.holla@arm.com> <20200601094512.50509-2-sudeep.holla@arm.com> <20200609223551.GA1620273@bogus> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200609223551.GA1620273@bogus> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Tue, Jun 09, 2020 at 04:35:51PM -0600, Rob Herring wrote: > On Mon, Jun 01, 2020 at 10:45:10AM +0100, Sudeep Holla wrote: > > Add devicetree bindings for a Arm PSA FF-A compliant non-secure partition > > at virtual interface(VMs). > > > > Signed-off-by: Sudeep Holla > > --- > > .../devicetree/bindings/arm/arm,psa-ffa.txt | 47 +++++++++++++++++++ > > 1 file changed, 47 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/arm/arm,psa-ffa.txt > > I'm hoping this goes away if the firmware is discoverable, but if not DT > bindings are DT schema now. > Yes, consider it gone. I introduced it to couple of reasons both of which are now irrelevant. We may revisit this if we need it for Rx/Tx buffer information. The KVM host may need the binding, this was for the guests/ partitions as Will has already mentioned. -- Regards, Sudeep