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/linux/Documentation/devicetree/bindings/leds/
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":
[all …]
H A Dti,tps61310.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Texas Instruments TPS6131X flash LED driver
10 - Matthias Fend <matthias.fend@emfend.at>
13 The TPS61310/TPS61311 is a flash LED driver with I2C interface.
15 The TPS6131x provides three constant-current sinks, capable of sinking
20 be used completely independently of each other. Therefore, only one LED is
29 - items:
30 - enum:
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H A Dskyworks,aat1290.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
15 asserted high, enable flash strobe and movie mode (max 1/2 of flash current)
24 enset-gpios:
28 flen-gpios:
32 led:
37 led-max-microamp: true
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H A Drichtek,rt8515.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT8515 1.5A dual channel LED driver
10 - Linus Walleij <linus.walleij@linaro.org>
13 The Richtek RT8515 is a dual channel (two mode) LED driver that
14 supports driving a white LED in flash or torch mode. The maximum
22 enf-gpios:
26 ent-gpios:
30 richtek,rfs-ohms:
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H A Dkinetic,ktd2692.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: KTD2692 Flash LED Driver from Kinetic Technologies
10 - Markuss Broks <markuss.broks@gmail.com>
13 KTD2692 is the ideal power solution for high-power flash LEDs.
14 It uses ExpressWire single-wire programming for maximum flexibility.
16 The ExpressWire interface through CTRL pin can control LED on/off and
17 enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current,
21 LED current will be ramped up to the flash-mode current level.
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H A Dleds-lm3601x.txt1 * Texas Instruments - lm3601x Single-LED Flash Driver
3 The LM3601X are ultra-small LED flash drivers that
7 - compatible : Can be one of the following
10 - reg : I2C slave address
11 - #address-cells : 1
12 - #size-cells : 0
15 - reg : 0 - Indicates a IR mode
16 1 - Indicates a Torch (white LED) mode
18 Required properties for flash LED child nodes:
20 - flash-max-microamp : Range from 11mA - 1.5A
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H A Dawinic,aw200xx.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: AWINIC AW200XX LED
10 - Martin Kurbanov <mmkurbanov@sberdevices.ru>
13 It is a matrix LED driver programmed via an I2C interface. Devices have
16 - AW20036 (3x12) 36 LEDs
17 - AW20054 (6x9) 54 LEDs
18 - AW20072 (6x12) 72 LEDs
19 - AW20108 (9x12) 108 LEDs
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H A Dmaxim,max77693.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
16 There are two LED outputs available - FLED1 and FLED2. Each of them can
17 control a separate LED or they can be connected together to double the
18 maximum current for a single connected LED. One LED is represented by one
26 const: maxim,max77693-led
28 maxim,boost-mode:
34 See LEDS_BOOST_* in include/dt-bindings/leds/common.h.
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H A Dleds-aw2013.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-aw2013.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: AWINIC AW2013 3-channel LED Driver
10 - Nikita Travkin <nikitos.tr@gmail.com>
13 The AW2013 is a 3-channel LED driver with I2C interface. It can control
14 LED brightness with PWM output.
25 description: Open-drain, low active interrupt pin "INTN".
26 Used to report completion of operations (power up, LED breath effects).
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H A Dleds-rt4505.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-rt4505.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT4505 Single Channel LED Driver
10 - ChiYuan Huang <cy_huang@richtek.com>
13 The RT4505 is a flash LED driver that can support up to 375mA and 1.5A for
17 https://www.richtek.com/assets/product_file/RT4505/DS4505-02.pdf
27 led:
33 - compatible
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H A Dleds-lm3532.txt1 * Texas Instruments - lm3532 White LED driver with ambient light sensing
4 The LM3532 provides the 3 high-voltage, low-side current sinks. The device is
5 programmable over an I2C-compatible interface and has independent
7 method allows for different LED currents in each current sink thus allowing
11 each with 32 internal voltage setting resistors, 8-bit logarithmic and linear
16 - compatible : "ti,lm3532"
17 - reg : I2C slave address
18 - #address-cells : 1
19 - #size-cells : 0
22 - enable-gpios : gpio pin to enable (active high)/disable the device.
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/linux/Documentation/devicetree/bindings/mfd/
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 &
15 Power Delivery (PD) controller, dual flash LED current sources, a RGB LED
26 wakeup-source: true
31 interrupt-controller: true
33 "#interrupt-cells":
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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#
10 - Gene Chen <gene_chen@richtek.com>
25 wakeup-source: true
30 interrupt-names:
33 interrupt-controller: true
35 "#interrupt-cells":
41 $ref: /schemas/regulator/mt6360-regulator.yaml#
47 $ref: /schemas/usb/mediatek,mt6360-tcpc.yaml#
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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/leds/flash/
H A Dleds-aat1290.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED Flash class driver for the AAT1290
4 * 1.5A Step-Up Current Regulator for Flash LEDs
13 #include <linux/led-class-flash.h>
21 #include <media/v4l2-flash-led-class.h>
50 /* maximum LED current in movie mode */
52 /* maximum LED current in flash mode */
58 /* max LED brightness level */
68 /* corresponding LED Flash class device */
95 static void aat1290_as2cwire_write(struct aat1290_led *led, int addr, int value) in aat1290_as2cwire_write() argument
[all …]
H A Dleds-ktd2692.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED driver : leds-ktd2692.c
12 #include <linux/leds-expresswire.h>
13 #include <linux/led-class-flash.h>
52 /* maximum LED current in movie mode */
54 /* maximum LED current in flash mode */
58 /* max LED brightness level */
75 /* Related LED Flash class device */
98 struct ktd2692_context *led = fled_cdev_to_led(fled_cdev); in ktd2692_led_brightness_set() local
100 mutex_lock(&led->lock); in ktd2692_led_brightness_set()
[all …]
H A Dleds-lm3601x.c1 // SPDX-License-Identifier: GPL-2.0
2 // Flash and torch driver for Texas Instruments LM3601X LED
4 // Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
9 #include <linux/led-class-flash.h>
73 * struct lm3601x_led - private lm3601x LED data
74 * @fled_cdev: flash LED class device pointer
134 static int lm3601x_read_faults(struct lm3601x_led *led) in lm3601x_read_faults() argument
139 ret = regmap_read(led->regmap, LM3601X_FLAGS_REG, &flags_val); in lm3601x_read_faults()
141 return -EIO; in lm3601x_read_faults()
143 led->last_flag = 0; in lm3601x_read_faults()
[all …]
H A Dleds-mt6360.c1 // SPDX-License-Identifier: GPL-2.0-only
8 #include <linux/led-class-flash.h>
9 #include <linux/led-class-multicolor.h>
15 #include <media/v4l2-flash-led-class.h>
29 #define MT6360_ISNK_ENMASK(_led_no) BIT(7 - (_led_no))
39 #define MT6360_REG_FLEDBASE(_id) (0x372 + 4 * (_id - MT6360_LED_FLASH1))
49 #define MT6360_FLCSEN_MASK(_id) BIT(MT6360_LED_FLASH2 - _id)
101 struct mt6360_led *led = container_of(mccdev, struct mt6360_led, mc); in mt6360_mc_brightness_set() local
102 struct mt6360_priv *priv = led->priv; in mt6360_mc_brightness_set()
106 mutex_lock(&priv->lock); in mt6360_mc_brightness_set()
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H A Dleds-as3645a.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * drivers/leds/leds-as3645a.c - AS3645A and LM3555 flash controllers driver
5 * Copyright (C) 2008-2011 Nokia Corporation
16 #include <linux/led-class-flash.h>
23 #include <media/v4l2-flash-led-class.h>
25 #define AS_TIMER_US_TO_CODE(t) (((t) / 1000 - 100) / 50)
30 /* Read-only Design info register: Reset state: xxxx 0001 */
35 /* Read-only Version control register: Reset state: 0000 0000
105 ((min_t(u32, AS_PEAK_mA_MAX, a) - 1250) / 250)
107 /* LED numbers for Devicetree */
[all …]
H A Dleds-rt4505.c1 // SPDX-License-Identifier: GPL-2.0-only
6 #include <linux/led-class-flash.h>
11 #include <media/v4l2-flash-led-class.h>
60 mutex_lock(&priv->lock); in rt4505_torch_brightness_set()
63 ret = regmap_update_bits(priv->regmap, in rt4505_torch_brightness_set()
65 (level - 1) << RT4505_ITORCH_SHIFT); in rt4505_torch_brightness_set()
72 ret = regmap_update_bits(priv->regmap, RT4505_REG_ENABLE, in rt4505_torch_brightness_set()
76 mutex_unlock(&priv->lock); in rt4505_torch_brightness_set()
88 mutex_lock(&priv->lock); in rt4505_torch_brightness_get()
90 ret = regmap_read(priv->regmap, RT4505_REG_ENABLE, &val); in rt4505_torch_brightness_get()
[all …]
/linux/Documentation/firmware-guide/acpi/dsd/
H A Dleds.rst1 .. SPDX-License-Identifier: GPL-2.0
9 device node, the LED driver chip. The "reg" property in the LED specific nodes
10 tells the numerical ID of each individual LED output to which the LEDs are
11 connected. [leds] The hierarchical data nodes are named "led@X", where X is the
12 number of the LED output.
14 Referring to LEDs in Device tree is documented in [video-interfaces], in
15 "flash-leds" property documentation. In short, LEDs are directly referred to by
19 combination of the LED driver device reference and an integer argument,
20 referring to the "reg" property of the relevant LED, is used to identify
22 firmware and software, it uniquely identifies the LED driver outputs.
[all …]
/linux/arch/arm64/boot/dts/qcom/
H A Dmsm8916-longcheer-l8150.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/interrupt-controller/irq.h>
11 #include <dt-bindings/leds/common.h>
16 chassis-type = "handset";
25 stdout-path = "serial0";
[all …]
H A Dmsm8953-xiaomi-mido.dts1 // SPDX-License-Identifier: BSD-3-Clause
2 /dts-v1/;
7 #include <dt-bindings/leds/common.h>
9 /delete-node/ &cont_splash_mem;
10 /delete-node/ &qseecom_mem;
15 chassis-type = "handset";
16 qcom,msm-id = <293 0>;
17 qcom,board-id = <11 0>;
24 speaker_amp: audio-amplifier {
26 mode-gpios = <&tlmm 96 GPIO_ACTIVE_HIGH>;
[all …]
H A Dmsm8916-wingtech-wt88047.dts1 // SPDX-License-Identifier: GPL-2.0-only
6 /dts-v1/;
8 #include "msm8916-pm8916.dtsi"
9 #include "msm8916-modem-qdsp6.dtsi"
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/leds/common.h>
18 chassis-type = "handset";
27 stdout-path = "serial0";
30 speaker_amp: audio-amplifier {
[all …]
/linux/Documentation/devicetree/bindings/iio/light/
H A Dtsl2772.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Brian Masney <masneyb@onstation.org>
14 https://ams.com/documents/20143/36005/TSL2772_DS000181_2-00.pdf
19 - amstaos,tsl2571
20 - amstaos,tsl2671
21 - amstaos,tmd2671
22 - amstaos,tsl2771
23 - amstaos,tmd2771
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