linux-kernel - [PATCH v1 06/14] arm64: dts: imx8mq-librem5: Set charger parameters for each batch

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Message-Id: <20230309204608.237605-7-martin.kepplinger@puri.sm>
Date:   Thu,  9 Mar 2023 21:46:00 +0100
From:   Martin Kepplinger <martin.kepplinger@...i.sm>
To:     robh@...nel.org, krzysztof.kozlowski@...aro.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com
Cc:     kernel@...i.sm, linux-imx@....com, devicetree@...r.kernel.org,
        phone-devel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>,
        Martin Kepplinger <martin.kepplinger@...i.sm>
Subject: [PATCH v1 06/14] arm64: dts: imx8mq-librem5: Set charger parameters for each batch

From: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>

Correctly set regulation-voltage, termination-current and charge-current
for the different librem 5 board revisions.

Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
Signed-off-by: Martin Kepplinger <martin.kepplinger@...i.sm>
---
 arch/arm64/boot/dts/freescale/imx8mq-librem5-r2.dts  | 10 ++++------
 arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi |  2 --
 arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi    |  4 +++-
 3 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r2.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r2.dts
index 73bd431cbd6a8..4f69eb32b1c90 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r2.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r2.dts
@@ -12,18 +12,16 @@ / {
 	compatible = "purism,librem5r2", "purism,librem5", "fsl,imx8mq";
 };
 
-&bq25895 {
-	ti,battery-regulation-voltage = <4192000>; /* uV */
-	ti,charge-current = <1600000>; /* uA */
-	ti,termination-current = <66000>;  /* uA */
-};
-
 &accel_gyro {
 	mount-matrix =  "1",  "0",  "0",
 			"0", "-1",  "0",
 			"0",  "0",  "1";
 };
 
+&bq25895 {
+	ti,charge-current = <1600000>; /* uA */
+};
+
 &proximity {
 	proximity-near-level = <120>;
 };
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi
index e4f8b47cce4f5..c1279e96effd7 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi
@@ -22,9 +22,7 @@ &accel_gyro {
 };
 
 &bq25895 {
-	ti,battery-regulation-voltage = <4200000>; /* uV */
 	ti,charge-current = <1500000>; /* uA */
-	ti,termination-current = <144000>;  /* uA */
 };
 
 &camera_front {
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index f8698b6995343..509776a63259b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -1147,7 +1147,9 @@ bq25895: charger@6a {
 		interrupt-parent = <&gpio3>;
 		interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 		phys = <&usb3_phy0>;
-		ti,precharge-current = <130000>; /* uA */
+		ti,battery-regulation-voltage = <4208000>; /* uV */
+		ti,termination-current = <128000>;  /* uA */
+		ti,precharge-current = <128000>; /* uA */
 		ti,minimum-sys-voltage = <3700000>; /* uV */
 		ti,boost-voltage = <5000000>; /* uV */
 		ti,boost-max-current = <1500000>; /* uA */
-- 
2.30.2