Linux Power Management development
 help / color / mirror / Atom feed
From: Artur Weber <aweber.kernel@gmail.com>
To: Krzysztof Kozlowski <krzk@kernel.org>,
	 Chanwoo Choi <cw00.choi@samsung.com>
Cc: Sebastian Reichel <sre@kernel.org>, Rob Herring <robh@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>, Lee Jones <lee@kernel.org>,
	 Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Alim Akhtar <alim.akhtar@samsung.com>,
	linux-pm@vger.kernel.org,  devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	 linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org,
	 ~postmarketos/upstreaming@lists.sr.ht,
	Henrik Grimler <henrik@grimler.se>,
	 Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de>,
	 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>,
	 Artur Weber <aweber.kernel@gmail.com>
Subject: [PATCH v3 08/10] ARM: dts: samsung: exynos4212-tab3: Add battery node with charge current value
Date: Mon, 29 Jul 2024 19:47:42 +0200	[thread overview]
Message-ID: <20240729-max77693-charger-extcon-v3-8-02315a6869d4@gmail.com> (raw)
In-Reply-To: <20240729-max77693-charger-extcon-v3-0-02315a6869d4@gmail.com>

This value was verified by comparing register dumps of the MAX77693
charger with on mainline with a downstream kernel under Android; the
value on downstream was set to 1.8 amps when charging with a proper
charger.

Add it to a new battery node and pass it to the MAX77693 charger
so that the fast charge current setting can be used for charging.

Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
---
Changes in v2:
- Switched to monitored-battery
---
 arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi
index 9bc05961577d..3c905bfedd96 100644
--- a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi
+++ b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi
@@ -159,6 +159,7 @@ charger_reg: CHARGER {
 
 			charger {
 				compatible = "maxim,max77693-charger";
+				monitored-battery = <&battery>;
 
 				maxim,constant-microvolt = <4350000>;
 				maxim,min-system-microvolt = <3600000>;
@@ -300,6 +301,11 @@ submic_bias_reg: voltage-regulator-5 {
 		regulator-max-microvolt = <2800000>;
 	};
 
+	battery: battery {
+		compatible = "simple-battery";
+		constant-charge-current-max-microamp = <1800000>;
+	};
+
 	sound: sound {
 		compatible = "samsung,midas-audio";
 		model = "TAB3";

-- 
2.45.2


  parent reply	other threads:[~2024-07-29 17:48 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-29 17:47 [PATCH v3 00/10] power: supply: max77693: Toggle charging/OTG based on extcon status Artur Weber
2024-07-29 17:47 ` [PATCH v3 01/10] dt-bindings: power: supply: max77693: Add monitored-battery property Artur Weber
2024-07-29 17:47 ` [PATCH v3 02/10] dt-bindings: power: supply: max77693: Add maxim,usb-connector property Artur Weber
2024-07-29 17:47 ` [PATCH v3 03/10] power: supply: max77693: Expose input current limit and CC current properties Artur Weber
2024-07-29 17:47 ` [PATCH v3 04/10] power: supply: max77693: Set charge current limits during init Artur Weber
2024-07-29 17:47 ` [PATCH v3 05/10] power: supply: max77693: Add USB extcon detection for enabling charging Artur Weber
2024-07-29 17:47 ` [PATCH v3 06/10] power: supply: max77693: Add support for detecting and enabling OTG Artur Weber
2024-07-29 17:47 ` [PATCH v3 07/10] power: supply: max77693: Set up charge/input current according to cable type Artur Weber
2024-07-29 17:47 ` Artur Weber [this message]
2024-09-28 12:54   ` [PATCH v3 08/10] ARM: dts: samsung: exynos4212-tab3: Add battery node with charge current value Krzysztof Kozlowski
2024-07-29 17:47 ` [PATCH v3 09/10] ARM: dts: samsung: exynos4212-tab3: Add USB connector node Artur Weber
2024-07-29 17:47 ` [PATCH v3 10/10] ARM: dts: exynos4212-tab3: Drop CHARGER regulator Artur Weber
2024-08-01  6:22 ` [PATCH v3 00/10] power: supply: max77693: Toggle charging/OTG based on extcon status Henrik Grimler
2024-08-04 10:59   ` Henrik Grimler

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240729-max77693-charger-extcon-v3-8-02315a6869d4@gmail.com \
    --to=aweber.kernel@gmail.com \
    --cc=GNUtoo@cyberdimension.org \
    --cc=alim.akhtar@samsung.com \
    --cc=conor+dt@kernel.org \
    --cc=cw00.choi@samsung.com \
    --cc=devicetree@vger.kernel.org \
    --cc=henrik@grimler.se \
    --cc=krzk+dt@kernel.org \
    --cc=krzk@kernel.org \
    --cc=lee@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=linux-samsung-soc@vger.kernel.org \
    --cc=robh@kernel.org \
    --cc=sre@kernel.org \
    --cc=wolfgit@wiedmeyer.de \
    --cc=~postmarketos/upstreaming@lists.sr.ht \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox