From patchwork Thu Dec 17 18:06:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 345618 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 8B833C3526A for ; Thu, 17 Dec 2020 18:10:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7026E238EF for ; Thu, 17 Dec 2020 18:10:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731406AbgLQSJy (ORCPT ); Thu, 17 Dec 2020 13:09:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42076 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731144AbgLQSJ0 (ORCPT ); Thu, 17 Dec 2020 13:09:26 -0500 Received: from mail-lf1-x132.google.com (mail-lf1-x132.google.com [IPv6:2a00:1450:4864:20::132]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB336C061A4B; Thu, 17 Dec 2020 10:08:14 -0800 (PST) Received: by mail-lf1-x132.google.com with SMTP id s26so25139375lfc.8; Thu, 17 Dec 2020 10:08:14 -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=QFKBoMDmOqL8VObNYiHW98GY/43naCkUJTj2RaTjBwA=; b=EobUySb5wv0B0upIN1NN5TWI3KJftrGAf0Dm89wMk4DobyH++fkeLE/z4h3pNAcmwY KJ0WyZw4eFyiwmPCEsxQUzZGsbOrjN2IQwG4M/O1kofOoZN5ByAbWWJdTOQBwPBsKoBS YWDmsu9jKqeAS2WVyjZ49QrGJ+9mhSEykEG07zlXTiht8LdlM6QIE/SS0XcrFyc1CgBa jao0lrSsTovwf/7miAArkiYN8XUNvonCojQlxztCu49KZPY0cIP0kfEEMVPakCOynJac Egr1ECabTVoznsrygkF3dCm0pKBtmXQtZj19tIv6sdQ+mDaLeG5ndg67V1Zl58HCo4Zw i7Lw== 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=QFKBoMDmOqL8VObNYiHW98GY/43naCkUJTj2RaTjBwA=; b=n1CxcXokMtfFOOosv1REAH/GXC5OJK7IXR2Rj8XRIUVfrChyvO+Oghc7OgdER1zh3O GcWZzaqtPOtgX8gzW215/fjhG/waqP1asPfC9gxOhfLOD9jK4jWMIvAxklRmPy2kr1mi ykbaBh9KJeFZqj/7wJdNNfIVvFRvHcg3Y5KQAAetZhMZrCLLBdfi4W4agDKPL9++GxOr JtnjBIhMsNLH1tT+TYtcfQvlzIKSKrjlu1snr6koeJmaXtSSXUkkr7nGUCzFjTUTfdQw lq+P97nYB3UNnfE5cv0Hvt+ERZVfNd1qruW5mbjl9yBGP5Qex9Aolv+p0D1o6rAVAaSa PZag== X-Gm-Message-State: AOAM531VrnVQm8pfOmRFCikKQ8esNUQukt/0E7e5/MSvALLIaIEW75eg BhddGB0ioejfDivI9XiOeLA= X-Google-Smtp-Source: ABdhPJx3Hj4S995ls6nZE7TDU17yudwFXp26p9mve2ah5isvg97LWmTDZ/u3MbGlnXb8+MoIICA0Yw== X-Received: by 2002:a2e:9195:: with SMTP id f21mr210825ljg.191.1608228493416; Thu, 17 Dec 2020 10:08:13 -0800 (PST) Received: from localhost.localdomain (109-252-192-57.dynamic.spd-mgts.ru. [109.252.192.57]) by smtp.gmail.com with ESMTPSA id u5sm655596lff.78.2020.12.17.10.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 10:08:12 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Liam Girdwood , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski , "Rafael J. Wysocki" , Kevin Hilman , Peter De Schrijver , Viresh Kumar , Stephen Boyd , Michael Turquette Cc: devel@driverdev.osuosl.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, linux-clk@vger.kernel.org Subject: [PATCH v2 46/48] ARM: tegra: ventana: Enable core voltage scaling Date: Thu, 17 Dec 2020 21:06:36 +0300 Message-Id: <20201217180638.22748-47-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201217180638.22748-1-digetx@gmail.com> References: <20201217180638.22748-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Allow lower core voltages on Ventana board. Signed-off-by: Dmitry Osipenko --- arch/arm/boot/dts/tegra20-ventana.dts | 32 ++++++++++++++++++++------- 1 file changed, 24 insertions(+), 8 deletions(-) diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index 0b03b3b0fd0c..14ace2ef749c 100644 --- a/arch/arm/boot/dts/tegra20-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -422,16 +422,26 @@ sys_reg: sys { 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 { @@ -450,10 +460,16 @@ 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 {