linux-kernel - [PATCH v4 7/7] ARM: dts: exynos: Add top-off charging regulator node for i9100

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Date:   Wed, 23 Dec 2020 13:43:32 +0000
From:   Timon Baetz <timon.baetz@...tonmail.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-pm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht,
        Timon Baetz <timon.baetz@...tonmail.com>
Subject: [PATCH v4 7/7] ARM: dts: exynos: Add top-off charging regulator node for i9100

Value taken from Galaxy S2 Epic 4G Touch SPH-D710 Android vendor
kernel [0] which always sets 200mA.

Also rearrange regulators based on definition in max8997.h.

[0] https://github.com/krzk/linux-vendor-backup/blob/samsung/galaxy-s2-epic-4g-touch-sph-d710-exynos4210-dump/drivers/power/sec_battery_u1.c#L1525

Signed-off-by: Timon Baetz <timon.baetz@...tonmail.com>
---
 arch/arm/boot/dts/exynos4210-i9100.dts | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/arch/arm/boot/dts/exynos4210-i9100.dts b/arch/arm/boot/dts/exynos4210-i9100.dts
index 586d801af0b5..e702adb69670 100644
--- a/arch/arm/boot/dts/exynos4210-i9100.dts
+++ b/arch/arm/boot/dts/exynos4210-i9100.dts
@@ -560,6 +560,16 @@ safe2_sreg: ESAFEOUT2 {
 				regulator-boot-on;
 			};
 
+			EN32KHZ_AP {
+				regulator-name = "EN32KHZ_AP";
+				regulator-always-on;
+			};
+
+			EN32KHZ_CP {
+				regulator-name = "EN32KHZ_CP";
+				regulator-always-on;
+			};
+
 			charger_reg: CHARGER {
 				regulator-name = "CHARGER";
 				regulator-min-microamp = <200000>;
@@ -573,13 +583,10 @@ chargercv_reg: CHARGER_CV {
 				regulator-always-on;
 			};
 
-			EN32KHZ_AP {
-				regulator-name = "EN32KHZ_AP";
-				regulator-always-on;
-			};
-
-			EN32KHZ_CP {
-				regulator-name = "EN32KHZ_CP";
+			CHARGER_TOPOFF {
+				regulator-name = "CHARGER_TOPOFF";
+				regulator-min-microamp = <200000>;
+				regulator-max-microamp = <200000>;
 				regulator-always-on;
 			};
 		};
-- 
2.25.1