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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 AED46C43613 for ; Thu, 20 Jun 2019 18:36:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8D7D92089C for ; Thu, 20 Jun 2019 18:36:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561055763; bh=si0C0hwqFoNJpgG15iD13hG7RKrfo/vp616+yeNXYPQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=N3swfMguXftuGHyvw7sIUJn96/0pyPR33qxq7L2NTNrEiKbBvOAloiVgpcY0Le2u0 1MafbRgar06wWxdkj7bJdv+ywwK5b3YwTypUVIKul4xvEwjfJ/Tc4cD0k4CaFwT3q0 zfuvksveY3J4NZQT0KLFbJd4fKkmZuk/pJt4rCi8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726010AbfFTSgC (ORCPT ); Thu, 20 Jun 2019 14:36:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:34978 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726924AbfFTSgA (ORCPT ); Thu, 20 Jun 2019 14:36:00 -0400 Received: from localhost.localdomain (unknown [194.230.155.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id ABCB62089C; Thu, 20 Jun 2019 18:35:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561055759; bh=si0C0hwqFoNJpgG15iD13hG7RKrfo/vp616+yeNXYPQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j+Jx6nVsybz+s7tgpto5HwbYR0lmR7xkegBEZc+aEONpbueq52vus9Es2UqeXMQZy b5YOvp8FYnLiUJFbjee+A1rr1cs6b0Ou5wTStWswUXTd87nAiujlAHXX94HvVzpLOc TfpqkRqXJ/pNy37jv2+stxLG5SrCj4eFfraNgAqo= From: Krzysztof Kozlowski To: Kukjin Kim , Krzysztof Kozlowski , Sangbeom Kim , Bartlomiej Zolnierkiewicz , Liam Girdwood , Mark Brown , Lee Jones , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Marek Szyprowski , notify@kernel.org, Sylwester Nawrocki Subject: [PATCH 5/6] ARM: dts: exynos: Add regulator suspend configuration to Arndale Octa board Date: Thu, 20 Jun 2019 20:35:29 +0200 Message-Id: <20190620183530.5386-5-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190620183530.5386-1-krzk@kernel.org> References: <20190620183530.5386-1-krzk@kernel.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the PMIC regulator suspend configuration to Arndale Octa board to reduce power usage during suspend and keep necessary regulators on. The configuration is based on vendor (Insignal) reference kernel. This is purely for hardware description because board does not support Suspend to RAM and the S2MPS11 driver does not support "regulator-on-in-suspend" property. Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos5420-arndale-octa.dts | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index dc9162a17475..4463af8fa79d 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -451,6 +451,10 @@ regulator-name = "PVDD_APIO_MMCOFF_2V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <2800000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; ldo14_reg: LDO14 { @@ -464,12 +468,20 @@ regulator-name = "PVDD_PERI_2V8"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; + + regulator-state-mem { + regulator-on-in-suspend; + }; }; ldo16_reg: LDO16 { regulator-name = "PVDD_PERI_3V3"; regulator-min-microvolt = <2200000>; regulator-max-microvolt = <2200000>; + + regulator-state-mem { + regulator-on-in-suspend; + }; }; ldo17_reg: LDO17 { @@ -489,6 +501,10 @@ regulator-name = "PVDD_TFLASH_2V8"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; ldo20_reg: LDO20 { @@ -515,12 +531,20 @@ regulator-min-microvolt = <800000>; regulator-max-microvolt = <1100000>; regulator-always-on; + + regulator-state-mem { + regulator-on-in-suspend; + }; }; ldo24_reg: LDO24 { regulator-name = "PVDD_CAM1_AVDD_2V8"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; + + regulator-state-mem { + regulator-on-in-suspend; + }; }; ldo25_reg: LDO25 { @@ -540,6 +564,10 @@ regulator-name = "PVDD_G3DS_1V0"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1100000>; + + regulator-state-mem { + regulator-on-in-suspend; + }; }; ldo28_reg: LDO28 { @@ -617,6 +645,10 @@ regulator-min-microvolt = <800000>; regulator-max-microvolt = <1300000>; regulator-always-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; buck2_reg: BUCK2 { @@ -624,6 +656,10 @@ regulator-min-microvolt = <800000>; regulator-max-microvolt = <1500000>; regulator-always-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; buck3_reg: BUCK3 { @@ -631,12 +667,20 @@ regulator-min-microvolt = <800000>; regulator-max-microvolt = <1400000>; regulator-always-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; buck4_reg: BUCK4 { regulator-name = "PVDD_G3D_1V0"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1400000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; buck5_reg: BUCK5 { @@ -651,6 +695,10 @@ regulator-min-microvolt = <800000>; regulator-max-microvolt = <1500000>; regulator-always-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; }; buck7_reg: BUCK7 { -- 2.17.1