[PATCH] ARM: dts: ux500: Add line impedance to fuel gauge
Linus Walleij
linus.walleij at linaro.org
Mon Apr 4 13:51:06 PDT 2022
The line impedance is used to improve battery capacity estimation.
Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
---
arch/arm/boot/dts/ste-ux500-samsung-codina-tmo.dts | 4 ++++
arch/arm/boot/dts/ste-ux500-samsung-codina.dts | 4 ++++
arch/arm/boot/dts/ste-ux500-samsung-gavini.dts | 4 ++++
arch/arm/boot/dts/ste-ux500-samsung-golden.dts | 4 ++++
arch/arm/boot/dts/ste-ux500-samsung-janice.dts | 4 ++++
arch/arm/boot/dts/ste-ux500-samsung-kyle.dts | 4 ++++
arch/arm/boot/dts/ste-ux500-samsung-skomer.dts | 4 ++++
7 files changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-codina-tmo.dts b/arch/arm/boot/dts/ste-ux500-samsung-codina-tmo.dts
index 80ae6ad05985..d6940e0afa86 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-codina-tmo.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-codina-tmo.dts
@@ -410,6 +410,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <36000>;
+ };
+
/* This is mostly identical to the Codina v0.4 regulators */
regulator {
ab8500_ldo_aux1 {
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-codina.dts b/arch/arm/boot/dts/ste-ux500-samsung-codina.dts
index e6ea63d23d26..acbe43269c38 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-codina.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-codina.dts
@@ -487,6 +487,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <36000>;
+ };
+
regulator {
ab8500_ldo_aux1 {
/* Used for VDD for sensors */
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-gavini.dts b/arch/arm/boot/dts/ste-ux500-samsung-gavini.dts
index fd170974765f..53062d50e455 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-gavini.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-gavini.dts
@@ -456,6 +456,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <43000>;
+ };
+
regulator {
ab8500_ldo_aux1 {
/* Used for VDD for sensors */
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts
index 290ab59e863d..b0dce91aff4b 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts
@@ -304,6 +304,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <36000>;
+ };
+
regulator {
ab8500_ldo_aux1 {
regulator-name = "sensor_3v";
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-janice.dts b/arch/arm/boot/dts/ste-ux500-samsung-janice.dts
index 42762bfcd878..16f61d8acf4c 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-janice.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-janice.dts
@@ -504,6 +504,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <15000>;
+ };
+
regulator {
ab8500_ldo_aux1 {
/* Used for VDD for sensors */
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-kyle.dts b/arch/arm/boot/dts/ste-ux500-samsung-kyle.dts
index 2a5bf54137ce..c57676faf181 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-kyle.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-kyle.dts
@@ -325,6 +325,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <36000>;
+ };
+
regulator {
ab8500_ldo_aux1 {
/* Used for VDD for sensors */
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts
index dcb03ce7cbd4..dcdec867f24d 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts
@@ -305,6 +305,10 @@ phy {
pinctrl-1 = <&usb_a_1_sleep>;
};
+ ab8500_fg {
+ line-impedance-micro-ohms = <16000>;
+ };
+
regulator {
ab8500_ldo_aux1 {
/* Used for VDD for sensors */
--
2.35.1
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