From patchwork Thu Dec 7 13:56:10 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 10099155 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 5E144602BF for ; Thu, 7 Dec 2017 13:57:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 502F62A35D for ; Thu, 7 Dec 2017 13:57:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 44CC22A423; Thu, 7 Dec 2017 13:57:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B9D362A35D for ; Thu, 7 Dec 2017 13:57:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754253AbdLGN5H (ORCPT ); Thu, 7 Dec 2017 08:57:07 -0500 Received: from mail.free-electrons.com ([62.4.15.54]:33694 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753709AbdLGN5F (ORCPT ); Thu, 7 Dec 2017 08:57:05 -0500 Received: by mail.free-electrons.com (Postfix, from userid 110) id 671DB20C38; Thu, 7 Dec 2017 14:57:03 +0100 (CET) Received: from localhost (unknown [84.199.255.188]) by mail.free-electrons.com (Postfix) with ESMTPSA id 39CC9206E0; Thu, 7 Dec 2017 14:57:03 +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=20Raynal?= , Nadav Haklai , Victor Gu , Marcin Wojtas , Wilson Ding , Hua Jing , Neta Zur Hershkovits , Evan Wang , Andre Heider Subject: [PATCH v2 1/7] dt-bindings: marvell: Add documentation for the North Bridge PM on Armada 37xx Date: Thu, 7 Dec 2017 14:56:10 +0100 Message-Id: <20171207135616.23670-2-gregory.clement@free-electrons.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20171207135616.23670-1-gregory.clement@free-electrons.com> References: <20171207135616.23670-1-gregory.clement@free-electrons.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Extend the documentation of the Armada 37xx SoC with the the North Bridge Power Management component. Signed-off-by: Gregory CLEMENT Reviewed-by: Rob Herring --- .../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>; +}