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/linux/Documentation/devicetree/bindings/power/supply/
H A Dmaxim,max17042.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
18 - maxim,max17042
19 - maxim,max17047
20 - maxim,max17050
21 - maxim,max17055
22 - maxim,max77849-battery
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/linux/arch/arm64/boot/dts/qcom/
H A Dmsm8916-motorola-surnia.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 /dts-v1/;
5 #include "msm8916-motorola-common.dtsi"
10 chassis-type = "handset";
20 interrupts-extended = <&tlmm 12 IRQ_TYPE_EDGE_FALLING>;
22 pinctrl-0 = <&battery_alert_default>;
23 pinctrl-names = "default";
25 maxim,rsns-microohm = <10000>;
26 maxim,over-heat-temp = <600>;
27 maxim,cold-temp = <(-200)>;
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H A Dmsm8916-motorola-osprey.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 /dts-v1/;
5 #include "msm8916-motorola-common.dtsi"
10 chassis-type = "handset";
12 reg_touch_vdda: regulator-touch-vdda {
13 compatible = "regulator-fixed";
14 regulator-name = "touch_vdda";
16 enable-active-high;
17 pinctrl-0 = <&touch_vdda_default>;
18 pinctrl-names = "default";
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H A Dmsm8916-motorola-harpia.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 /dts-v1/;
5 #include "msm8916-motorola-common.dtsi"
10 chassis-type = "handset";
20 interrupts-extended = <&tlmm 62 IRQ_TYPE_EDGE_FALLING>;
22 pinctrl-0 = <&battery_alert_default>;
23 pinctrl-names = "default";
25 maxim,rsns-microohm = <10000>;
26 maxim,over-heat-temp = <600>;
27 maxim,cold-temp = <(-200)>;
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H A Dmsm8916-samsung-gt5-common.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 /dts-v1/;
5 #include "msm8916-pm8916.dtsi"
6 #include "msm8916-modem-qdsp6.dtsi"
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/sound/apq8016-lpass.h>
21 stdout-path = "serial0";
24 reserved-memory {
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/linux/drivers/power/supply/
H A Dmax17042_battery.c1 // SPDX-License-Identifier: GPL-2.0+
12 #include <linux/devm-helpers.h>
94 static int max17042_get_temperature(struct max17042_chip *chip, int *temp) in max17042_get_temperature() argument
98 struct regmap *map = chip->regmap; in max17042_get_temperature()
104 *temp = sign_extend32(data, 15); in max17042_get_temperature()
105 /* The value is converted into deci-centigrade scale */ in max17042_get_temperature()
107 *temp = *temp * 10 / 256; in max17042_get_temperature()
117 ret = power_supply_am_i_supplied(chip->battery); in max17042_get_status()
128 * The MAX170xx has builtin end-of-charge detection and will update in max17042_get_status()
133 * continuously once end-of-charge detection kicks in, so allow the in max17042_get_status()
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H A D88pm860x_battery.c1 // SPDX-License-Identifier: GPL-2.0-only
68 /* OCV -- Open Circuit Voltage */
83 * corresponding resistor value -- Ohm / C degeree.
85 #define TBAT_NEG_25D 127773 /* -25 */
86 #define TBAT_NEG_10D 54564 /* -10 */
151 * register 1 bit[7:0] -- bit[11:4] of measured value of voltage
152 * register 0 bit[3:0] -- bit[3:0] of measured value of voltage
160 ret = pm860x_bulk_read(info->i2c, offset, 2, buf); in measure_12bit_voltage()
188 * bit[11:10] -- bit[7:6] of LDO9(0x18) in measure_vbatt()
189 * bit[9:8] -- bit[7:6] of LDO8(0x17) in measure_vbatt()
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H A Dtwl4030_charger.c1 // SPDX-License-Identifier: GPL-2.0-or-later
73 #define TWL4030_ICHGEOC BIT(4) /* Battery current end-of-charge */
187 int ret, temp; in twl4030bci_read_adc_val() local
195 temp = (int)(val & 0x03) << 8; in twl4030bci_read_adc_val()
202 return temp | val; in twl4030bci_read_adc_val()
207 * CGAIN == 0: ICHG = (BCIICHG * 1.7) / (2^10 - 1) - 0.85
208 * CGAIN == 1: ICHG = (BCIICHG * 3.4) / (2^10 - 1) - 1.7
210 * CGAIN == 0: val * 1.6618 - 0.85 * 1000
211 * CGAIN == 1: (val * 1.6618 - 0.85 * 1000) * 2
219 return (regval * 16618 - 8500 * 1000) / 5; in regval2ua()
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/linux/arch/arm/boot/dts/samsung/
H A Dexynos4210-i9100.dts1 // SPDX-License-Identifier: GPL-2.0
3 * Samsung's Exynos4210 based Galaxy S2 (GT-I9100 version) device tree
11 /dts-v1/;
13 #include "exynos4412-ppmu-common.dtsi"
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/linux-event-codes.h>
19 model = "Samsung Galaxy S2 (GT-I9100)";
21 chassis-type = "handset";
35 stdout-path = "serial2:115200n8";
38 vemmc_reg: regulator-0 {
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H A Dexynos4412-p4note.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 * Based on exynos4412-midas.dtsi.
10 /dts-v1/;
12 #include "exynos4412-ppmu-common.dtsi"
14 #include <dt-bindings/clock/maxim,max77686.h>
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/linux-event-codes.h>
17 #include <dt-bindings/interrupt-controller/irq.h>
18 #include <dt-bindings/power/summit,smb347-charger.h>
19 #include "exynos-pinctrl.h"
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H A Dexynos4212-tab3.dtsi1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include "exynos4412-ppmu-common.dtsi"
12 #include "exynos-mfc-reserved-memory.dtsi"
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/leds/common.h>
16 #include <dt-bindings/input/gpio-keys.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
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H A Dexynos4412-midas.dtsi1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
19 #include <dt-bindings/clock/maxim,max77686.h>
20 #include "exynos-pinctrl.h"
34 stdout-path = &serial_2;
38 compatible = "samsung,secure-firmware";
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/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mq-librem5.dtsi1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2018-2020 Purism SPC
6 /dts-v1/;
8 #include "dt-bindings/input/input.h"
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/leds/common.h>
11 #include "dt-bindings/pwm/pwm.h"
12 #include "dt-bindings/usb/pd.h"
18 chassis-type = "handset";
20 backlight_dsi: backlight-dsi {
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