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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#
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":
25 "#size-cells":
[all …]
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#
7 title: Skyworks Solutions, Inc. AAT1290 Current Regulator for Flash LEDs
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)
18 independent of the flash chip. The switch is controlled with pin control.
24 enset-gpios:
28 flen-gpios:
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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
16 up to 2 x 400mA (LED1 and LED3) and 800mA (LED2) in flash mode.
19 flash timer, control logic, safety timer and the operating mode, they cannot
29 - items:
[all …]
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#
10 - Linus Walleij <linus.walleij@linaro.org>
14 supports driving a white LED in flash or torch mode. The maximum
22 enf-gpios:
24 description: A connection to the 'ENF' (enable flash) pin.
26 ent-gpios:
30 richtek,rfs-ohms:
34 resistors limits the maximum flash current. This must be set
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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.
17 enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current,
18 Flash timeout, LVP(low voltage protection).
21 LED current will be ramped up to the flash-mode current level.
[all …]
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
[all …]
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
26 const: maxim,max77693-led
28 maxim,boost-mode:
34 See LEDS_BOOST_* in include/dt-bindings/leds/common.h.
38 maxim,boost-mvout:
41 Valid values: 3300 - 5500, step by 25 (rounded down)
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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#
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
14 torch and flash mode, respectively.
17 https://www.richtek.com/assets/product_file/RT4505/DS4505-02.pdf
33 - compatible
34 - reg
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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":
[all …]
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#
[all …]
/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>
52 /* maximum LED current in flash mode */
54 /* maximum flash timeout */
58 /* max LED brightness level */
68 /* corresponding LED Flash class device */
70 /* V4L2 Flash device */
[all …]
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)
156 static int as3645a_write(struct as3645a *flash, u8 addr, u8 val) in as3645a_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>
25 /* Value related the flash mode */
30 /* Macro for getting offset of flash timeout */
44 /* Movie / Flash Mode Control */
54 /* maximum LED current in flash mode */
56 /* maximum flash timeout */
58 /* max LED brightness level */
[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>
48 struct led_classdev_flash flash; member
56 container_of(lcdev, struct rt4505_priv, flash.led_cdev); in rt4505_torch_brightness_set()
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()
[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)
78 struct led_classdev_flash flash; member
102 struct mt6360_priv *priv = led->priv; in mt6360_mc_brightness_set()
106 mutex_lock(&priv->lock); in mt6360_mc_brightness_set()
[all …]
H A Dleds-lm3601x.c1 // SPDX-License-Identifier: GPL-2.0
2 // Flash and torch driver for Texas Instruments LM3601X LED
3 // Flash driver chip family
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
78 * @flash_timeout: the timeout for the flash
81 * @flash_current_max: maximum current for the flash
82 * @max_flash_timeout: maximum timeout for the flash
[all …]
H A Dleds-tps6131x.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Texas Instruments TPS61310/TPS61311 flash LED driver with I2C interface
10 #include <linux/led-class-flash.h>
14 #include <media/v4l2-flash-led-class.h>
217 diff = abs(tps6131x_timer_configs[i].time_us - timeout_us); in tps6131x_find_closest_timer_config()
233 if (tps6131x->reset_gpio) { in tps6131x_reset_chip()
234 gpiod_set_value_cansleep(tps6131x->reset_gpio, 1); in tps6131x_reset_chip()
236 gpiod_set_value_cansleep(tps6131x->reset_gpio, 0); in tps6131x_reset_chip()
239 ret = regmap_update_bits(tps6131x->regmap, TPS6131X_REG_0, TPS6131X_REG_0_RESET, in tps6131x_reset_chip()
246 ret = regmap_update_bits(tps6131x->regmap, TPS6131X_REG_0, TPS6131X_REG_0_RESET, 0); in tps6131x_reset_chip()
[all …]
/linux/Documentation/firmware-guide/acpi/dsd/
H A Dleds.rst1 .. SPDX-License-Identifier: GPL-2.0
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
39 ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
46 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
49 Package () { "flash-max-microamp", 1000000 },
50 Package () { "flash-timeout-us", 200000 },
51 Package () { "led-max-microamp", 100000 },
52 Package () { "label", "white:flash" },
56 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
[all …]
/linux/Documentation/devicetree/bindings/power/supply/
H A Dbq25980.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: TI BQ25980 Flash Charger
11 - Andrew Davis <afd@ti.com>
14 The BQ25980, BQ25975, and BQ25960 are a series of flash chargers intended
15 for use in high-power density portable electronics. These inductorless
20 - $ref: power-supply.yaml#
25 - ti,bq25980
26 - ti,bq25975
[all …]
/linux/arch/arm64/boot/dts/marvell/
H A Darmada-7040-db.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/gpio/gpio.h>
9 #include "armada-7040.dtsi"
13 compatible = "marvell,armada7040-db", "marvell,armada7040",
14 "marvell,armada-ap806-quad", "marvell,armada-ap806";
17 stdout-path = "serial0:115200n8";
31 cp0_exp_usb3_0_current_regulator: gpio-regulator {
32 compatible = "regulator-gpio";
33 regulator-name = "cp0-usb3-0-current-regulator";
34 regulator-type = "current";
[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 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/arch/arm/boot/dts/samsung/
H A Dexynos4412-galaxy-s3.dtsi1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/leds/common.h>
11 #include "exynos4412-midas.dtsi"
19 led-controller {
21 flen-gpios = <&gpj1 1 GPIO_ACTIVE_HIGH>;
22 enset-gpios = <&gpj1 2 GPIO_ACTIVE_HIGH>;
24 pinctrl-names = "default", "host", "isp";
25 pinctrl-0 = <&camera_flash_host>;
26 pinctrl-1 = <&camera_flash_host>;
[all …]
/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>;
[all …]
/linux/drivers/media/i2c/
H A Dadp1653.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2008--2011 Nokia Corporation
15 * - fault interrupt handling
16 * - hardware strobe
17 * - power doesn't need to be ON if all lights are off
27 #include <media/v4l2-device.h>
31 #define TIMEOUT_MIN (TIMEOUT_MAX - ADP1653_REG_CONFIG_TMR_SET_MAX \
33 #define TIMEOUT_US_TO_CODE(t) ((TIMEOUT_MAX + (TIMEOUT_STEP / 2) - (t)) \
35 #define TIMEOUT_CODE_TO_US(c) (TIMEOUT_MAX - (c) * TIMEOUT_STEP)
38 static int adp1653_update_hw(struct adp1653_flash *flash) in adp1653_update_hw() argument
[all …]

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