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/linux-6.14.4/Documentation/devicetree/bindings/iio/adc/
Dx-powers,axp209-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/x-powers,axp209-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: X-Powers AXP ADC
10 - Chen-Yu Tsai <[email protected]>
13 ADC is frequently used as a provider to consumers of the ADC channels.
14 Device is a child of an axp209 multifunction device
15 ADC channels and their indexes per variant:
17 AXP209
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/linux-6.14.4/Documentation/devicetree/bindings/mfd/
Dx-powers,axp152.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mfd/x-powers,axp152.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: X-Powers AXP PMIC
10 - Chen-Yu Tsai <[email protected]>
13 - if:
18 - x-powers,axp152
19 - x-powers,axp202
20 - x-powers,axp209
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/linux-6.14.4/arch/arm/boot/dts/allwinner/
Daxp209.dtsi2 * Copyright 2015 Chen-Yu Tsai
4 * Chen-Yu Tsai <[email protected]>
6 * This file is dual-licensed: you can use it either under the terms
47 * http://www.x-powers.com/product/AXP20X.php
48 * http://dl.linux-sunxi.org/AXP/AXP209%20Datasheet%20v1.0_cn.pdf
52 pmic-temp {
53 compatible = "iio-hwmon";
54 io-channels = <&axp_adc 4>; /* Internal temperature */
58 &axp209 {
59 compatible = "x-powers,axp209";
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/linux-6.14.4/Documentation/devicetree/bindings/gpio/
Dx-powers,axp209-gpio.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/gpio/x-powers,axp209-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: X-Powers AXP209 GPIO
10 - Chen-Yu Tsai <[email protected]>
13 "#gpio-cells":
20 - enum:
21 - x-powers,axp209-gpio
22 - x-powers,axp221-gpio
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/linux-6.14.4/Documentation/devicetree/bindings/power/supply/
Dx-powers,axp20x-battery-power-supply.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/x-powers,axp20x-battery-power-supply.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: AXP20x Battery power-supply
11 currents of the battery by reading ADC channels from the ADC.
14 - Chen-Yu Tsai <[email protected]>
15 - Sebastian Reichel <[email protected]>
18 - $ref: power-supply.yaml#
23 - const: x-powers,axp202-battery-power-supply
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/linux-6.14.4/drivers/pinctrl/
Dpinctrl-axp209.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2016 Maxime Ripard <maxime.ripard@free-electrons.com>
6 * Copyright (C) 2017 Quentin Schulz <quentin.schulz@free-electrons.com>
23 #include <linux/pinctrl/pinconf-generic.h>
54 /* Stores the pins supporting ADC function. Bit offset is pin number. */
124 return -EINVAL; in axp20x_gpio_get_reg()
133 /* AXP209 has GPIO3 status sharing the settings register */ in axp20x_gpio_get()
135 ret = regmap_read(pctl->regmap, AXP20X_GPIO3_CTRL, &val); in axp20x_gpio_get()
141 ret = regmap_read(pctl->regmap, AXP20X_GPIO20_SS, &val); in axp20x_gpio_get()
145 return !!(val & BIT(offset + pctl->desc->gpio_status_offset)); in axp20x_gpio_get()
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/linux-6.14.4/drivers/mfd/
Daxp20x.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * MFD core driver for the X-Powers' Power Management ICs
5 * AXP20x typically comprises an adaptive USB-Compatible PWM charger, BUCK DC-DC
6 * converters, LDOs, multiple 12-bit ADCs of voltage, current and temperature
40 [AXP209_ID] = "AXP209",
940 .name = "axp192-adc",
941 .of_compatible = "x-powers,axp192-adc",
943 .name = "axp20x-battery-power-supply",
944 .of_compatible = "x-powers,axp192-battery-power-supply",
946 .name = "axp20x-ac-power-supply",
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/linux-6.14.4/drivers/iio/adc/
Daxp20x_adc.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* ADC driver for AXP20X and AXP22X PMICs
5 * Quentin Schulz <quentin.schulz@free-electrons.com>
159 IIO_MAP("vbus_v", "axp20x-usb-power-supply", "vbus_v"),
160 IIO_MAP("vbus_i", "axp20x-usb-power-supply", "vbus_i"),
161 IIO_MAP("acin_v", "axp20x-ac-power-supply", "acin_v"),
162 IIO_MAP("acin_i", "axp20x-ac-power-supply", "acin_i"),
163 IIO_MAP("batt_v", "axp20x-battery-power-supply", "batt_v"),
164 IIO_MAP("batt_chrg_i", "axp20x-battery-power-supply", "batt_chrg_i"),
165 IIO_MAP("batt_dischrg_i", "axp20x-battery-power-supply", "batt_dischrg_i"),
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/linux-6.14.4/drivers/input/touchscreen/
Dsun4i-ts.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2013 - 2014 Hans de Goede <[email protected]>
12 * The sun4i-ts controller is capable of detecting a second touch, but when a
18 * open / close movement, and then reports emulated multi-touch events around
19 * the last touch coordinate (as the dual-touch coordinates are worthless).
122 x = readl(ts->base + TP_DATA); in sun4i_ts_irq_handle_input()
123 y = readl(ts->base + TP_DATA); in sun4i_ts_irq_handle_input()
125 if (!ts->ignore_fifo_data) { in sun4i_ts_irq_handle_input()
126 input_report_abs(ts->input, ABS_X, x); in sun4i_ts_irq_handle_input()
127 input_report_abs(ts->input, ABS_Y, y); in sun4i_ts_irq_handle_input()
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