From patchwork Thu Dec 14 15:00:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 848597 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yyGvd1BGHz9t3V for ; Fri, 15 Dec 2017 02:00:29 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752714AbdLNPA2 (ORCPT ); Thu, 14 Dec 2017 10:00:28 -0500 Received: from mail.free-electrons.com ([62.4.15.54]:37356 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752506AbdLNPA1 (ORCPT ); Thu, 14 Dec 2017 10:00:27 -0500 Received: by mail.free-electrons.com (Postfix, from userid 110) id DF8102095A; Thu, 14 Dec 2017 16:00:25 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT, URIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0 Received: from localhost (242.171.71.37.rev.sfr.net [37.71.171.242]) by mail.free-electrons.com (Postfix) with ESMTPSA id B70552093C; Thu, 14 Dec 2017 16:00:15 +0100 (CET) From: Gregory CLEMENT To: "Rafael J. Wysocki" , Viresh Kumar , linux-pm@vger.kernel.org Cc: Jason Cooper , Andrew Lunn , Sebastian Hesselbarth , Gregory CLEMENT , Rob Herring , devicetree@vger.kernel.org, Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, Antoine Tenart , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Nadav Haklai , Victor Gu , Marcin Wojtas , Wilson Ding , Hua Jing , Neta Zur Hershkovits , Evan Wang , Andre Heider Subject: [PATCH v4 1/4] dt-bindings: marvell: Add documentation for the North Bridge PM on Armada 37xx Date: Thu, 14 Dec 2017 16:00:03 +0100 Message-Id: <20171214150006.25438-2-gregory.clement@free-electrons.com> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20171214150006.25438-1-gregory.clement@free-electrons.com> References: <20171214150006.25438-1-gregory.clement@free-electrons.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Extend the documentation of the Armada 37xx SoC with the the North Bridge Power Management component. Reviewed-by: Rob Herring Signed-off-by: Gregory CLEMENT --- .../devicetree/bindings/arm/marvell/armada-37xx.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt b/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt index 51336e5fc761..35c3c3460d17 100644 --- a/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt +++ b/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt @@ -14,3 +14,22 @@ following property before the previous one: Example: compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710"; + + +Power management +---------------- + +For power management (particularly DVFS and AVS), the North Bridge +Power Management component is needed: + +Required properties: +- compatible : should contain "marvell,armada-3700-nb-pm", "syscon"; +- reg : the register start and length for the North Bridge + Power Management + +Example: + +nb_pm: syscon@14000 { + compatible = "marvell,armada-3700-nb-pm", "syscon"; + reg = <0x14000 0x60>; +}