linux-kernel - [PATCH v5 4/4] ARM: dts: qcom: msm8974-klte: Mark essential regulators

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Date:   Mon,  1 Feb 2021 12:56:57 +0200
From:   Iskren Chernev <iskren.chernev@...il.com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Andy Gross <agross@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Iskren Chernev <iskren.chernev@...il.com>,
        Samuel Pascua <pascua.samuel.14@...il.com>,
        Alexey Minnekhanov <alexeymin@...tmarketos.org>,
        Brian Masney <masneyb@...tation.org>,
        phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht
Subject: [PATCH v5 4/4] ARM: dts: qcom: msm8974-klte: Mark essential regulators

s1 and l12 regulators are used for the memory and cache on the Samsung
S5 (klte). If they are turned off the phone shuts down. So mark them as
always-on to prevent that from happening.

Signed-off-by: Iskren Chernev <iskren.chernev@...il.com>
Tested-by: Alexey Minnekhanov <alexeymin@...tmarketos.org>
---
 arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
index d042c7cbab71..a0f7f461f48c 100644
--- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
@@ -30,6 +30,7 @@ pma8084-regulators {
 					pma8084_s1: s1 {
 						regulator-min-microvolt = <675000>;
 						regulator-max-microvolt = <1050000>;
+						regulator-always-on;
 					};
 
 					pma8084_s2: s2 {
@@ -115,6 +116,7 @@ pma8084_l11: l11 {
 					pma8084_l12: l12 {
 						regulator-min-microvolt = <1800000>;
 						regulator-max-microvolt = <1800000>;
+						regulator-always-on;
 					};
 
 					pma8084_l13: l13 {
-- 
2.30.0