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

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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: Martin Jücker <martin.juecker@gmail.com>
Link: https://lore.kernel.org/r/d7f7b0f87a18b5cc44ba97390461c15469439829.1643919230.git.martin.juecker@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
This commit is contained in:
Martin Jücker 2022-02-03 21:29:47 +01:00 committed by Krzysztof Kozlowski
parent cfeb53aee6
commit 38dfe352b5
1 changed files with 34 additions and 0 deletions
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34
arch/arm/boot/dts/exynos4412-p4note.dtsi
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@ -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 {