linux-kernel - [PATCH v2 45/48] ARM: tegra: acer-a500: Enable core voltage scaling

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Date:   Thu, 17 Dec 2020 21:06:35 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Peter Geis <pgwipeout@...il.com>,
        Nicolas Chauvet <kwizart@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Kevin Hilman <khilman@...nel.org>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        Viresh Kumar <vireshk@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-media@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: [PATCH v2 45/48] ARM: tegra: acer-a500: Enable core voltage scaling

Allow lower core voltages on Acer A500.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 arch/arm/boot/dts/tegra20-acer-a500-picasso.dts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
index 78b307370a46..6b851cab0efa 100644
--- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
+++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
@@ -578,7 +578,7 @@ sys_reg: sys {
 
 				vdd_core: sm0 {
 					regulator-name = "vdd_sm0,vdd_core";
-					regulator-min-microvolt = <1200000>;
+					regulator-min-microvolt = <950000>;
 					regulator-max-microvolt = <1300000>;
 					regulator-coupled-with = <&rtc_vdd &vdd_cpu>;
 					regulator-coupled-max-spread = <170000 550000>;
@@ -619,7 +619,7 @@ ldo1 {
 
 				rtc_vdd: ldo2 {
 					regulator-name = "vdd_ldo2,vdd_rtc";
-					regulator-min-microvolt = <1200000>;
+					regulator-min-microvolt = <950000>;
 					regulator-max-microvolt = <1300000>;
 					regulator-coupled-with = <&vdd_core &vdd_cpu>;
 					regulator-coupled-max-spread = <170000 550000>;
-- 
2.29.2