From patchwork Wed Nov 4 23:44:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 11882395 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 53AFB1130 for ; Wed, 4 Nov 2020 23:46:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 278C820704 for ; Wed, 4 Nov 2020 23:46:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Sm5WrQnZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733213AbgKDXqd (ORCPT ); Wed, 4 Nov 2020 18:46:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733166AbgKDXpe (ORCPT ); Wed, 4 Nov 2020 18:45:34 -0500 Received: from mail-lj1-x234.google.com (mail-lj1-x234.google.com [IPv6:2a00:1450:4864:20::234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C19E3C0613CF; Wed, 4 Nov 2020 15:45:33 -0800 (PST) Received: by mail-lj1-x234.google.com with SMTP id p15so298609ljj.8; Wed, 04 Nov 2020 15:45:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=P/Hni58baaBRkBA/E12F1O589RWTv9opCJ9Hh1/iM34=; b=Sm5WrQnZ0D3hvsBZOQHkDyD+Jq2TPvlN7uwF8WN3Uv8kuwrYVqVsfq0/3J5+jnU/pT VBsQr8GhVo2ZvCRpwrQKBDAGJpGww0kRT/1mIRRiztXRoEWFuCq7sp7IfF8bzW7zYzRc 78Sj6fJyoZOHfeHRv5kr3D+seIzzDI98P8QNBka2maFbDk7qHCBLquXCtj1Fs/nP/AMX 6KHos4nxqMOUWtYPNQl786kdx/tN4srQER0Fs42t8PenuKt/C6LOJBTl+T3BJgcTgGD0 0w+aZp3kr/UZKdvKdQPZYxNDWPJXttyejlGh3BVtz3LDIN/10CvfqqBKcywCCLYFGJ/Y PUzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=P/Hni58baaBRkBA/E12F1O589RWTv9opCJ9Hh1/iM34=; b=uAvUfayApRoa+Dbw89ziHHrIroIknE0LNsUvF8skDOm0vg15DW22yCYVm32nkgp9jD qufqfRhbECUZNSW6spXOCkWGCynsTMp2CTw03UqyqVyjZ2/pNQiGSfGFLwGFvh267SYu hw3SMMB40SKBLRtdD/xHz6jRX6cpF7+i4l4hpQxe+LC4DDhtrg0axFDnf4OpLViAQVk2 2tNDBZCEyzTuyfMjF3FMe14jZgLDqjnQfy0+aG9y3koTo1zEmKaoITpjnJ6iC4dfiHyu lV/EHGPIIWoprgWIPIf2GzvKjkOx6/u+QxtEOuvFW2Ob+1yY8O4qomlzQ9HqKiyUw+Oa Jvnw== X-Gm-Message-State: AOAM530PxWPTHdEzeM3SqrkzqK4qfYsL4qokgttPB7xChO2UwN31shfq tHJmw2rTVCVWOfdw6vGZF1A= X-Google-Smtp-Source: ABdhPJzKBAFfH6g0Sbo7Iagen9BtmzgUfL9vy4OJ2UR7IPdha9rdzAY7OVi8bWRa54JXYffWGj3W1g== X-Received: by 2002:a2e:80c2:: with SMTP id r2mr134148ljg.402.1604533532319; Wed, 04 Nov 2020 15:45:32 -0800 (PST) Received: from localhost.localdomain (109-252-192-83.dynamic.spd-mgts.ru. [109.252.192.83]) by smtp.gmail.com with ESMTPSA id m6sm640725ljc.112.2020.11.04.15.45.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Nov 2020 15:45:31 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Alan Stern , Peter Chen , Mark Brown , Liam Girdwood , Adrian Hunter , Krzysztof Kozlowski , Greg Kroah-Hartman , Lee Jones , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Marek Szyprowski , Peter Geis , Nicolas Chauvet Cc: linux-samsung-soc@vger.kernel.org, devel@driverdev.osuosl.org, linux-usb@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v1 26/30] ARM: tegra: ventana: Add voltage supplies to DVFS-capable devices Date: Thu, 5 Nov 2020 02:44:23 +0300 Message-Id: <20201104234427.26477-27-digetx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201104234427.26477-1-digetx@gmail.com> References: <20201104234427.26477-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Add voltage supplies to DVFS-capable devices in order to enable system-wide voltage scaling and allow CORE/RTC regulators to go lower. Signed-off-by: Dmitry Osipenko --- arch/arm/boot/dts/tegra20-ventana.dts | 65 +++++++++++++++++++++++---- 1 file changed, 56 insertions(+), 9 deletions(-) diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index b158771ac0b7..d5d90605e649 100644 --- a/arch/arm/boot/dts/tegra20-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -23,7 +23,19 @@ memory@0 { }; host1x@50000000 { + core-supply = <&vdd_core>; + + gr2d@54140000 { + core-supply = <&vdd_core>; + }; + + gr3d@54180000 { + core-supply = <&vdd_core>; + }; + dc@54200000 { + core-supply = <&vdd_core>; + rgb { status = "okay"; @@ -31,11 +43,16 @@ rgb { }; }; + dc@54240000 { + core-supply = <&vdd_core>; + }; + hdmi@54280000 { status = "okay"; vdd-supply = <&hdmi_vdd_reg>; pll-supply = <&hdmi_pll_reg>; + core-supply = <&vdd_core>; nvidia,ddc-i2c-bus = <&hdmi_ddc>; nvidia,hpd-gpio = <&gpio TEGRA_GPIO(N, 7) @@ -43,6 +60,10 @@ hdmi@54280000 { }; }; + vde@6001a000 { + core-supply = <&vdd_core>; + }; + pinmux@70000014 { pinctrl-names = "default"; pinctrl-0 = <&state_default>; @@ -419,18 +440,28 @@ sys_reg: sys { regulator-always-on; }; - sm0 { + vdd_core: sm0 { regulator-name = "vdd_sm0,vdd_core"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <1200000>; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1300000>; + regulator-coupled-with = <&rtc_vdd &vdd_cpu>; + regulator-coupled-max-spread = <170000 550000>; regulator-always-on; + regulator-boot-on; + + nvidia,tegra-core-regulator; }; - sm1 { + vdd_cpu: sm1 { regulator-name = "vdd_sm1,vdd_cpu"; - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <1000000>; + regulator-min-microvolt = <750000>; + regulator-max-microvolt = <1125000>; + regulator-coupled-with = <&vdd_core &rtc_vdd>; + regulator-coupled-max-spread = <550000 550000>; regulator-always-on; + regulator-boot-on; + + nvidia,tegra-cpu-regulator; }; sm2_reg: sm2 { @@ -449,10 +480,16 @@ ldo1 { regulator-always-on; }; - ldo2 { + rtc_vdd: ldo2 { regulator-name = "vdd_ldo2,vdd_rtc"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <1200000>; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1300000>; + regulator-coupled-with = <&vdd_core &vdd_cpu>; + regulator-coupled-max-spread = <170000 550000>; + regulator-always-on; + regulator-boot-on; + + nvidia,tegra-rtc-regulator; }; ldo3 { @@ -526,8 +563,13 @@ pmc@7000e400 { nvidia,sys-clock-req-active-high; }; + memory-controller@7000f400 { + core-supply = <&vdd_core>; + }; + usb@c5000000 { status = "okay"; + core-supply = <&vdd_core>; }; usb-phy@c5000000 { @@ -538,6 +580,7 @@ usb@c5004000 { status = "okay"; nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_LOW>; + core-supply = <&vdd_core>; }; usb-phy@c5004000 { @@ -548,6 +591,7 @@ usb-phy@c5004000 { usb@c5008000 { status = "okay"; + core-supply = <&vdd_core>; }; usb-phy@c5008000 { @@ -559,6 +603,7 @@ mmc@c8000000 { power-gpios = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_HIGH>; bus-width = <4>; keep-power-in-suspend; + core-supply = <&vdd_core>; }; mmc@c8000400 { @@ -567,12 +612,14 @@ mmc@c8000400 { wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>; power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>; bus-width = <4>; + core-supply = <&vdd_core>; }; mmc@c8000600 { status = "okay"; bus-width = <8>; non-removable; + core-supply = <&vdd_core>; }; backlight: backlight {