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Subject[PATCH 2/2] ARM: dts: qcom: msm8974-lge-nexus5: Add fuel gauge
Date
The LG Nexus 5 uses a maxim17048 fuelgauge. The maxim,rcomp value is
taken from downstream dt. Temperature-based compensation is not yet
supported in the mainline driver, but the readings seem fine nevertheless.

Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@protonmail.com>
---
.../qcom-msm8974-lge-nexus5-hammerhead.dts | 25 +++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
index 32b474bfeec32..e769f638f2052 100644
--- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -566,6 +566,22 @@ charger: bq24192@6b {

usb_otg_vbus: usb-otg-vbus { };
};
+
+ fuelgauge: max17048@36 {
+ compatible = "maxim,max17048";
+ reg = <0x36>;
+
+ maxim,double-soc;
+ maxim,rcomp = /bits/ 8 <0x4d>;
+
+ interrupt-parent = <&msmgpio>;
+ interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&fuelgauge_pin>;
+
+ maxim,alert-low-soc-level = <2>;
+ };
};

i2c@f9924000 {
@@ -706,6 +722,15 @@ gpio_keys_pin_a: gpio-keys-active {
power-source = <PM8941_GPIO_S3>;
};

+ fuelgauge_pin: fuelgauge-int {
+ pins = "gpio9";
+ function = "normal";
+
+ bias-disable;
+ input-enable;
+ power-source = <PM8941_GPIO_S3>;
+ };
+
wlan_sleep_clk_pin: wl-sleep-clk {
pins = "gpio16";
function = "func2";
--
2.29.2
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