From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753514AbaIZDws (ORCPT ); Thu, 25 Sep 2014 23:52:48 -0400 Received: from mail-by2on0119.outbound.protection.outlook.com ([207.46.100.119]:4448 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752893AbaIZDwj (ORCPT ); Thu, 25 Sep 2014 23:52:39 -0400 From: Robin Gong To: , , , , , , , , , , , , CC: , , , Subject: [PATCH v4 1/3] ARM: dts: imx6: add pm_power_off support for i.mx6 chips Date: Fri, 26 Sep 2014 11:59:05 +0800 Message-ID: <1411703947-31956-2-git-send-email-b38343@freescale.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1411703947-31956-1-git-send-email-b38343@freescale.com> References: <1411703947-31956-1-git-send-email-b38343@freescale.com> X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:192.88.158.2;CTRY:US;IPV:NLI;EFV:NLI;SFV:NSPM;SFS:(10019020)(6009001)(189002)(199003)(33646002)(85306004)(93916002)(44976005)(48376002)(31966008)(68736004)(81542003)(99396003)(87936001)(47776003)(6806004)(120916001)(19580405001)(77982003)(85852003)(2201001)(10300001)(83322001)(92566001)(229853001)(106466001)(36756003)(20776003)(84676001)(83072002)(90102001)(19580395003)(104016003)(89996001)(77156001)(102836001)(62966002)(50986999)(104166001)(107046002)(92726001)(76482002)(105606002)(81342003)(74662003)(81156004)(95666004)(50226001)(50466002)(46102003)(87286001)(97736003)(64706001)(79102003)(4396001)(69596002)(21056001)(88136002)(76176999)(74502003)(80022003)(921003)(1121002)(83996005)(2101003)(42262002);DIR:OUT;SFP:1102;SCL:1;SRVR:DM2PR03MB352;H:az84smr01.freescale.net;FPR:;MLV:sfv;PTR:InfoDomainNonexistent;MX:1;A:1;LANG:en; MIME-Version: 1.0 Content-Type: text/plain X-Microsoft-Antispam: UriScan:; X-Microsoft-Antispam: BCL:0;PCL:0;RULEID:;SRVR:DM2PR03MB352; X-Forefront-PRVS: 03468CBA43 Authentication-Results: spf=fail (sender IP is 192.88.158.2) smtp.mailfrom=yibin.gong@freescale.com; X-OriginatorOrg: freescale.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org All chips of i.mx6 can be powered off by programming SNVS. For example : On i.mx6q-sabresd board, PMIC_ON_REQ connect with external pmic ON/OFF pin, that will cause the whole PMIC powered off except VSNVS. And system can restart once PMIC_ON_REQ goes high by push POWRER key. --- arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 4 ++++ arch/arm/boot/dts/imx6qdl.dtsi | 6 ++++++ arch/arm/boot/dts/imx6sl-evk.dts | 4 ++++ arch/arm/boot/dts/imx6sl.dtsi | 6 ++++++ arch/arm/boot/dts/imx6sx-sdb.dts | 4 ++++ arch/arm/boot/dts/imx6sx.dtsi | 6 ++++++ 6 files changed, 30 insertions(+) diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi index baf2f00..05f5ff7 100644 --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi @@ -531,6 +531,10 @@ status = "okay"; }; +&snvs_poweroff { + status = "okay"; +}; + &ssi2 { status = "okay"; }; diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index 9596ed5..ac0453f 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -657,6 +657,12 @@ interrupts = <0 19 IRQ_TYPE_LEVEL_HIGH>, <0 20 IRQ_TYPE_LEVEL_HIGH>; }; + + snvs_poweroff: snvs-poweroff@38 { + compatible = "fsl,sec-v4.0-poweroff"; + reg = <0x38 0x4>; + status = "disabled"; + }; }; epit1: epit@020d0000 { /* EPIT1 */ diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts index 898d14f..fda4932 100644 --- a/arch/arm/boot/dts/imx6sl-evk.dts +++ b/arch/arm/boot/dts/imx6sl-evk.dts @@ -580,6 +580,10 @@ status = "okay"; }; +&snvs_poweroff { + status = "okay"; +}; + &ssi2 { status = "okay"; }; diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi index dfd83e6..36ab8e0 100644 --- a/arch/arm/boot/dts/imx6sl.dtsi +++ b/arch/arm/boot/dts/imx6sl.dtsi @@ -574,6 +574,12 @@ interrupts = <0 19 IRQ_TYPE_LEVEL_HIGH>, <0 20 IRQ_TYPE_LEVEL_HIGH>; }; + + snvs_poweroff: snvs-poweroff@38 { + compatible = "fsl,sec-v4.0-poweroff"; + reg = <0x38 0x4>; + status = "disabled"; + }; }; epit1: epit@020d0000 { diff --git a/arch/arm/boot/dts/imx6sx-sdb.dts b/arch/arm/boot/dts/imx6sx-sdb.dts index 82d6b34..182db49 100644 --- a/arch/arm/boot/dts/imx6sx-sdb.dts +++ b/arch/arm/boot/dts/imx6sx-sdb.dts @@ -304,6 +304,10 @@ status = "okay"; }; +&snvs_poweroff { + status = "okay"; +}; + &ssi2 { status = "okay"; }; diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi index 888dd76..d8e3eca 100644 --- a/arch/arm/boot/dts/imx6sx.dtsi +++ b/arch/arm/boot/dts/imx6sx.dtsi @@ -671,6 +671,12 @@ reg = <0x34 0x58>; interrupts = , ; }; + + snvs_poweroff: snvs-poweroff@38 { + compatible = "fsl,sec-v4.0-poweroff"; + reg = <0x38 0x4>; + status = "disabled"; + }; }; epit1: epit@020d0000 { -- 1.7.9.5