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12

/linux/drivers/regulator/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
38 managed regulators and simple non-configurable regulators.
64 the netlink mechanism. User-space applications can subscribe to these events
65 for real-time updates on various regulator events.
75 They provide two I2C-controlled DC/DC step-down converters with
101 tristate "Active-semi act8865 voltage regulator"
106 This driver controls a active-semi act8865 voltage output
110 tristate "Active-semi ACT8945A voltage regulator"
113 This driver controls a active-semi ACT8945A voltage regulator
114 via I2C bus. The ACT8945A features three step-down DC/DC converters
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/linux/Documentation/devicetree/bindings/mfd/
H A Dhi6421.txt1 * HI6421 Multi-Functional Device (MFD), by HiSilicon Ltd.
4 - compatible : One of the following chip-specific strings:
5 "hisilicon,hi6421-pmic";
6 "hisilicon,hi6421v530-pmic";
7 - reg : register range space of hi6421;
9 Supported Hi6421 sub-devices include:
12 ------ --------- ------------ -----------
20 compatible = "hisilicon,hi6421-pmic";
26 regulator-name = "VOUT0";
27 regulator-min-microvolt = <2850000>;
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H A Dmediatek,mt6360.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MT6360 PMIC from MediaTek Integrated
10 - Gene Chen <gene_chen@richtek.com>
13 MT6360 is a PMIC device with the following sub modules.
16 This document describes the binding for PMIC device and its sub module.
25 wakeup-source: true
30 interrupt-names:
33 interrupt-controller: true
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H A Dqcom,spmi-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/mfd/qcom,spmi-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SPMI PMICs multi-function device
13 16-bit SPMI peripheral address space into 256 smaller fixed-size regions, 256 bytes
14 each. A function can consume one or more of these fixed-size register regions.
24 - Stephen Boyd <sboyd@kernel.org>
29 - pattern: '^pmic@.*$'
30 - pattern: '^pm(a|s)?[0-9]*@.*$'
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H A Dmfd.txt1 Multi-Function Devices (MFD)
4 more than one non-unique yet varying hardware functionality.
8 - A mixed signal ASIC on an external bus, sometimes a PMIC (Power Management
14 - A range of memory registers containing "miscellaneous system registers" also
20 - compatible : "simple-mfd" - this signifies that the operating system
23 Similarly to how "simple-bus" indicates when to see subnodes as children for
24 a simple memory-mapped bus.
29 - ranges: Describes the address mapping relationship to the parent. Should set
33 - #address-cells: Specifies the number of cells used to represent physical base
36 - #size-cells: Specifies the number of cells used to represent the size of an
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H A Dmediatek,mt6370.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
13 MT6370 is a highly-integrated smart power management IC, which includes a
14 single cell Li-Ion/Li-Polymer switching battery charger, a USB Type-C &
26 wakeup-source: true
31 interrupt-controller: true
33 "#interrupt-cells":
46 const: mediatek,mt6370-adc
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/linux/Documentation/devicetree/bindings/regulator/
H A Drenesas,raa215300.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Renesas RAA215300 Power Management Integrated Circuit (PMIC)
10 - Biju Das <biju.das.jz@bp.renesas.com>
13 The RAA215300 is a high-performance, low-cost 9-channel PMIC designed for
14 32-bit and 64-bit MCU and MPU applications. It supports DDR3, DDR3L, DDR4,
16 built-in Real-Time Clock (RTC), 32kHz crystal oscillator, and coin cell
18 ideal for System-On-Module (SOM) applications. A spread spectrum feature
19 provides an ease-of-use solution for noise-sensitive audio or RF applications.
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/linux/drivers/mfd/
H A Dact8945a.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * MFD driver for Active-semi ACT8945a PMIC
18 .name = "act8945a-regulator",
21 .name = "act8945a-charger",
22 .of_compatible = "active-semi,act8945a-charger",
39 dev_err(&i2c->dev, "regmap init failed: %d\n", ret); in act8945a_i2c_probe()
45 ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_NONE, in act8945a_i2c_probe()
49 dev_err(&i2c->dev, "Failed to add sub devices\n"); in act8945a_i2c_probe()
63 { .compatible = "active-semi,act8945a", },
89 MODULE_DESCRIPTION("ACT8945A PMIC multi-function driver");
H A Dmax77686.c1 // SPDX-License-Identifier: GPL-2.0+
3 // max77686.c - mfd core driver for the Maxim 77686/802
20 #include <linux/mfd/max77686-private.h>
25 { .name = "max77686-pmic", },
26 { .name = "max77686-rtc", },
27 { .name = "max77686-clk", },
31 { .name = "max77802-pmic", },
32 { .name = "max77802-clk", },
33 { .name = "max77802-rtc", },
110 .name = "max77802-pmic",
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H A Dtps6507x.c2 * tps6507x.c -- TPS6507x chip family multi-function driver
11 * Using code from wm831x-*.c, wm8400-core, Wolfson Microelectronics PLC.
13 * For licencing details see kernel-base/COPYING
28 .name = "tps6507x-pmic",
31 .name = "tps6507x-ts",
39 struct i2c_client *i2c = tps6507x->i2c_client; in tps6507x_i2c_read_device()
44 xfer[0].addr = i2c->addr; in tps6507x_i2c_read_device()
50 xfer[1].addr = i2c->addr; in tps6507x_i2c_read_device()
55 ret = i2c_transfer(i2c->adapter, xfer, 2); in tps6507x_i2c_read_device()
59 ret = -EIO; in tps6507x_i2c_read_device()
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H A Dmax14577.c1 // SPDX-License-Identifier: GPL-2.0+
3 // max14577.c - mfd core driver for the Maxim 14577/77836
18 #include <linux/mfd/max14577-private.h>
42 * maxim_charger_calc_reg_current - Calculate register value for current
54 * - is always between <limits.min, limits.max>;
55 * - is always less or equal to max_ua;
56 * - is the highest possible value;
57 * - may be lower than min_ua.
59 * On success returns 0. On error returns -EINVAL (requested min/max current
68 return -EINVAL; in maxim_charger_calc_reg_current()
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/linux/Documentation/devicetree/bindings/leds/
H A Dmediatek,mt6370-indicator.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/mediatek,mt6370-indicator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: LED driver for MT6370 PMIC from MediaTek Integrated.
10 - Alice Chen <alice_chen@richtek.com>
14 Add MT6370 LED driver include 4-channel RGB LED support Register/PWM/Breath Mode
18 const: mediatek,mt6370-indicator
20 "#address-cells":
23 "#size-cells":
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H A Dleds-mt6360.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-mt6360.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: LED driver for MT6360 PMIC from MediaTek Integrated.
10 - Gene Chen <gene_chen@richtek.com>
15 Add MT6360 LED driver include 2-channel Flash LED with torch/strobe mode,
16 and 4-channel RGB LED support Register/Flash/Breath Mode
20 const: mediatek,mt6360-led
22 "#address-cells":
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/linux/include/dt-bindings/pinctrl/
H A Dqcom,pmic-mpp.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * This header provides constants for the Qualcomm PMIC's
4 * Multi-Purpose Pin binding.
10 /* power-source */
70 /* Only supported for MPP_05-MPP_08 */
76 * Analog Input - Set the source for analog input.
77 * To be used with "qcom,amux-route" property
/linux/Documentation/devicetree/bindings/spi/
H A Dsprd,spi-adi.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/sprd,spi-adi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Orson Zhai <orsonzhai@gmail.com>
11 - Baolin Wang <baolin.wang7@gmail.com>
12 - Chunyan Zhang <zhang.lyra@gmail.com>
15 ADI is the abbreviation of Anolog-Digital interface, which is used to access
16 analog chip (such as PMIC) from digital chip. ADI controller follows the SPI
28 Thus we introduce one property named "sprd,hw-channels" to configure hardware
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/linux/Documentation/devicetree/bindings/soc/qcom/
H A Dqcom,saw2.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andy Gross <agross@kernel.org>
11 - Bjorn Andersson <bjorn.andersson@linaro.org>
19 power-controller that transitions a piece of hardware (like a processor or
21 the PMIC. It can also be wired up to interact with other processors in the
27 - enum:
28 - qcom,ipq4019-saw2-cpu
29 - qcom,ipq4019-saw2-l2
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/linux/drivers/iio/adc/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
18 found on the Marvell 88PM886 PMIC. The GPADC measures various
23 called 88pm886-gpadc.
26 bool "ST-Ericsson AB8500 GPADC driver"
98 high speed, low noise, low distortion, 20-bit, Easy Drive,
99 successive approximation register (SAR) analog-to-digital
114 Say yes here to build support for Analog Devices AD4130-8 SPI analog
133 tristate "Analog Device AD4170-4 ADC Driver"
141 Say yes here to build support for Analog Devices AD4170-4 SPI analog
145 called ad4170-4.
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/linux/arch/arm64/boot/dts/qcom/
H A Dmsm8939-longcheer-l9100.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 /dts-v1/;
5 #include "msm8939-pm8916.dtsi"
7 #include <dt-bindings/gpio/gpio.h>
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/pinctrl/qcom,pmic-gpio.h>
12 #include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
17 chassis-type = "handset";
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H A Dqcm6490-shift-otter.dts1 // SPDX-License-Identifier: BSD-3-Clause
7 /dts-v1/;
12 #include <dt-bindings/iio/qcom,spmi-adc7-pm7325.h>
13 #include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
14 #include <dt-bindings/leds/common.h>
15 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
16 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
23 /delete-node/ &rmtfs_mem;
28 chassis-type = "handset";
36 #address-cells = <2>;
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H A Dmsm8916-longcheer-l8910.dts1 // 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/leds/common.h>
11 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
16 chassis-type = "handset";
25 stdout-path = "serial0";
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/linux/drivers/net/wireless/marvell/mwifiex/
H A DREADME2 # Copyright 2011-2020 NXP
9 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
10 # worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
12 # THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
38 Following are some useful iw commands:-
45 iw dev mlan0 connect -w <SSID> [<freq in MHz>] [<bssid>] [key 0:abcde d:1123456789a]
55 iw dev mlan0 ibss join <SSID> <freq in MHz> [fixed-freq] [fixed-bssid] [key 0:abcde]
79 mount -t debugfs debugfs /debugfs
98 bss_mode = "Ad-hoc" | "Managed" | "Auto" | "Unknown"
100 mac_address = <6-byte adapter MAC address>
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/linux/arch/riscv/boot/dts/sifive/
H A Dhifive-unmatched-a00.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
4 #include "fu740-c000.dtsi"
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
7 #include <dt-bindings/leds/common.h>
8 #include <dt-bindings/pwm/pwm.h>
15 compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000",
19 stdout-path = "serial0";
23 timebase-frequency = <RTCCLK_FREQ>;
32 #clock-cells = <0>;
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/linux/drivers/misc/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
27 See Documentation/misc-devices/ad525x_dpot.rst for the
40 module will be called ad525x_dpot-i2c.
51 module will be called ad525x_dpot-spi.
65 This option enables device driver support for in-band access to the
78 website <https://www-03.ibm.com/systems/info/x86servers/serverproven/compat/us/>
111 UFS. Provides interface for in-kernel security controllers to access
211 called smpro-errmon.
221 called smpro-misc.
224 tristate "CS5535/CS5536 Geode Multi-Function General Purpose Timer (MFGPT) support"
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/linux/arch/arm64/boot/dts/rockchip/
H A Drk3326-gameforce-chi.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/leds/common.h>
10 #include <dt-bindings/pinctrl/rockchip.h>
16 chassis-type = "handset";
24 stdout-path = "serial2:115200n8";
27 adc_joystick: adc-joystick {
28 compatible = "adc-joystick";
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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";
25 backlight_dsi: backlight-dsi {
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