Commit 38dfe352 authored by Martin Jücker's avatar Martin Jücker Committed by Krzysztof Kozlowski
Browse files

ARM: dts: exynos: add charger and battery to p4note 



Add device tree entry to support the Summit SMB347 charger which is
built into the p4note devices, as well as a simple battery node.

Signed-off-by: default avatarMartin Jücker <martin.juecker@gmail.com>
Link: https://lore.kernel.org/r/d7f7b0f87a18b5cc44ba97390461c15469439829.1643919230.git.martin.juecker@gmail.com


Signed-off-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
parent cfeb53ae

arch/arm/boot/dts/exynos4412-p4note.dtsi

+34 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
#include <dt-bindings/input/linux-event-codes.h>

#include <dt-bindings/interrupt-controller/irq.h>

#include <dt-bindings/pinctrl/samsung.h>

#include <dt-bindings/power/summit,smb347-charger.h>



/ {

	compatible = "samsung,p4note", "samsung,exynos4412", "samsung,exynos4";
@@ -114,6 +115,17 @@ wlan_pwrseq: sdhci3-pwrseq { 
		clock-names = "ext_clock";

	};



	battery_cell: battery-cell {

		compatible = "simple-battery";

		device-chemistry = "lithium-ion";

		constant-charge-current-max-microamp = <2200000>;

		precharge-current-microamp = <250000>;

		charge-term-current-microamp = <250000>;

		constant-charge-voltage-max-microvolt = <4200000>;



		power-supplies = <&power_supply>;

	};



	i2c-gpio-1 {

		compatible = "i2c-gpio";

		sda-gpios = <&gpy2 4 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
@@ -182,6 +194,28 @@ stmpe_adc { 
			};

		};

	};



	i2c-gpio-4 {

		compatible = "i2c-gpio";

		sda-gpios = <&gpm2 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

		scl-gpios = <&gpm2 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;



		i2c-gpio,delay-us = <2>;

		#address-cells = <1>;

		#size-cells = <0>;



		power_supply: charger@6 {

			compatible = "summit,smb347";

			reg = <0x6>;

			summit,enable-usb-charging;

			summit,enable-charge-control = <SMB3XX_CHG_ENABLE_SW>;

			summit,fast-voltage-threshold-microvolt = <2600000>;

			summit,chip-temperature-threshold-celsius = <130>;

			summit,usb-current-limit-microamp = <1800000>;



			monitored-battery = <&battery_cell>;

		};

	};

};



&adc {