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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6F61CC433EF for ; Mon, 2 May 2022 20:14:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239774AbiEBURo (ORCPT ); Mon, 2 May 2022 16:17:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229453AbiEBURn (ORCPT ); Mon, 2 May 2022 16:17:43 -0400 Received: from mail-ot1-f50.google.com (mail-ot1-f50.google.com [209.85.210.50]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EC919A1A9; Mon, 2 May 2022 13:14:13 -0700 (PDT) Received: by mail-ot1-f50.google.com with SMTP id c5-20020a9d75c5000000b00605ff3b9997so5232763otl.0; Mon, 02 May 2022 13:14:13 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=bkeg6XLEWMu4HTjeFF0OJwDdi6kmXL5/h/LctGqY8Kw=; b=H5TgUBNgdVHeQiWqDMlQDWkTDJN0cHuAliGAG3QY4oppgTD58ZrK64OWnm11jCBGp4 Y9Oka1d5gsbldczt2QJ3TtQlgpuh4MVuEQR9NOtqeksCEB1IpyS+hn4RsGsNhW+3Jp8L 7Ikxsby3NHdjcUEkRNJE8tULw414Ku4yIeOwSNWVhwku6Fhk2TSEfLUnfx2b8gPGyab5 aoZJXz2FWVKxStx94t6WCpe2nebL4VwTCzk6IGfXwALBtmUZnJnONr7DX2oNUWZn2Qmm Ypr+yChqQB1708HcT1e8pkRTVhTGQk2BNQp0n1wQ0tvPN8E5VOyhVSVnV8U8xYnv0hx+ 0ZMA== X-Gm-Message-State: AOAM531Qg11wMpgr9aUbwlN8UeyCx6NdSv6q/V3kvWyMGTmeUX3foUgz MXzxwgA3tJwOhA8C3QtLHg== X-Google-Smtp-Source: ABdhPJwBQR971yAKeQpRWNLef9R+91JgJ3Xdcyk325o+0xXi591PrH9bHMO0DKElqNTJhKv+k+AYIQ== X-Received: by 2002:a9d:2ab:0:b0:605:6c58:668c with SMTP id 40-20020a9d02ab000000b006056c58668cmr4824172otl.284.1651522453137; Mon, 02 May 2022 13:14:13 -0700 (PDT) Received: from robh.at.kernel.org (66-90-144-107.dyn.grandenetworks.net. [66.90.144.107]) by smtp.gmail.com with ESMTPSA id b14-20020a056870160e00b000e915a9121csm6708074oae.52.2022.05.02.13.14.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 May 2022 13:14:12 -0700 (PDT) Received: (nullmailer pid 1663461 invoked by uid 1000); Mon, 02 May 2022 20:14:12 -0000 Date: Mon, 2 May 2022 15:14:12 -0500 From: Rob Herring To: Dave Gerlach Cc: Santosh Shilimkar , Krzysztof Kozlowski , Tero Kristo , Nishanth Menon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Vignesh Raghavendra Subject: Re: [PATCH 1/6] dt-bindings: ti,sci: Add ti,ctx-memory-region property Message-ID: References: <20220421203659.27853-1-d-gerlach@ti.com> <20220421203659.27853-2-d-gerlach@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220421203659.27853-2-d-gerlach@ti.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Thu, Apr 21, 2022 at 03:36:54PM -0500, Dave Gerlach wrote: > Add documentation for the ti,ctx-memory-region property which is a > phandle to a reserved-memory carveout to be used by the ti_sci driver > storage of low power mode memory context. This is optional for normal > system operation but required to enabled suspend-to-mem usage of Deep > Sleep state. > > Signed-off-by: Dave Gerlach > --- > .../devicetree/bindings/arm/keystone/ti,sci.yaml | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml b/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml > index 34f5f877d444..ec88aa88a2a0 100644 > --- a/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml > +++ b/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml > @@ -61,6 +61,15 @@ properties: > mboxes: > minItems: 2 > > + ti,ctx-memory-region: What's wrong with 'memory-region'? > + description: > + Phandle to the reserved memory node to be associated with the > + ti-sci device, to be used for saving low power context. The > + reserved memory node should be a carveout node, and should > + be defined as per the bindings in > + Documentation/devicetree/bindings/reserved-memory/reserved-memory.yaml > + $ref: /schemas/types.yaml#/definitions/string > + > ti,system-reboot-controller: > description: Determines If system reboot can be triggered by SoC reboot > type: boolean > -- > 2.35.0 > >