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/Linux-v6.1/Documentation/devicetree/bindings/leds/
Dleds-bcm6328.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-bcm6328.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Álvaro Fernández Rojas <noltari@gmail.com>
17 as spi-gpio. See
21 exporting the 74x164 as spi-gpio prevents those LEDs to be hardware
24 BCM6328 LED controller has a HWDIS register, which controls whether a LED
27 is usually 1:1 for hardware to LED signals, but through the activity/link
29 explained later in brcm,link-signal-sources). Even if a LED is hardware
[all …]
Dleds-lm3697.txt1 * Texas Instruments - LM3697 Highly Efficient White LED Driver
3 The LM3697 11-bit LED driver provides high-
5 LED strings while delivering up to 90% efficiency.
10 - compatible:
12 - reg : I2C slave address
13 - #address-cells : 1
14 - #size-cells : 0
17 - enable-gpios : GPIO pin to enable/disable the device
18 - vled-supply : LED supply
21 - reg : 0 - LED is Controlled by bank A
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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:
33 case both current sources are used.
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Dcommon.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
14 LED and flash LED devices provide the same basic functionality as current
15 regulators, but extended with LED and flash LED specific features like
18 Many LED devices expose more than one current output that can be connected
19 to one or more discrete LED component. Since the arrangement of connections
20 can influence the way of the LED device initialization, the LED components
[all …]
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.
[all …]
Dleds-lm36274.txt1 * Texas Instruments LM36274 4-Channel LCD Backlight Driver w/Integrated Bias
3 The LM36274 is an integrated four-channel WLED driver and LCD bias supply.
4 The backlight boost provides the power to bias four parallel LED strings with
5 up to 29V total output voltage. The 11-bit LED current is programmable via
9 Documentation/devicetree/bindings/mfd/ti-lmu.txt
12 Documentation/devicetree/bindings/regulator/lm363x-regulator.txt
15 - compatible:
16 "ti,lm36274-backlight"
17 - reg : 0
18 - #address-cells : 1
[all …]
/Linux-v6.1/Documentation/devicetree/bindings/mfd/
Dti-lmu.txt6 ------ ---------------------------------
9 LM3633 Backlight, LED and fault monitor
14 - compatible: Should be one of:
20 - reg: I2C slave address.
28 - enable-gpios: A GPIO specifier for hardware enable pin.
29 - ramp-up-us: Current ramping from one brightness level to
31 Range from 2048 us - 117.44 s
32 - ramp-down-us: Current ramping from one brightness level to
34 Range from 2048 us - 117.44 s
35 - ti,brightness-resolution - This determines whether to use 8 bit brightness
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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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Dmaxim,max77693.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chanwoo Choi <cw00.choi@samsung.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
18 includes voltage current regulators, charger, LED/flash, haptic motor driver
34 led:
37 max77693-muic:
43 const: maxim,max77693-muic
46 - compatible
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/Linux-v6.1/Documentation/devicetree/bindings/leds/backlight/
Dlm3630a-backlight.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/lm3630a-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI LM3630A High-Efficiency Dual-String White LED
10 - Lee Jones <lee@kernel.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
15 The LM3630A is a current-mode boost converter which supplies the power and
26 '#address-cells':
[all …]
Darcxcnn_bl.txt1 Binding for ArcticSand arc2c0608 LED driver
4 - compatible: should be "arc,arc2c0608"
5 - reg: slave address
8 - default-brightness: brightness value on boot, value from: 0-4095
9 - label: The name of the backlight device
11 - led-sources: List of enabled channels from 0 to 5.
14 - arc,led-config-0: setting for register ILED_CONFIG_0
15 - arc,led-config-1: setting for register ILED_CONFIG_1
16 - arc,dim-freq: PWM mode frequence setting (bits [3:0] used)
17 - arc,comp-config: setting for register CONFIG_COMP
[all …]
Dsky81452-backlight.txt1 SKY81452-backlight bindings
4 - compatible : Must be "skyworks,sky81452-backlight"
7 - name : Name of backlight device. Default is 'lcd-backlight'.
8 - gpios : GPIO to use to EN pin.
10 - led-sources : List of enabled channels from 0 to 5.
12 - skyworks,ignore-pwm : Ignore both PWM input
13 - skyworks,dpwm-mode : Enable DPWM dimming mode, otherwise Analog dimming.
14 - skyworks,phase-shift : Enable phase shift mode
15 - skyworks,short-detection-threshold-volt
17 - skyworks,current-limit-mA
[all …]
/Linux-v6.1/arch/mips/boot/dts/brcm/
Dbcm63268-comtrend-vr-3032u.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
7 compatible = "comtrend,vr-3032u", "brcm,bcm63268";
8 model = "Comtrend VR-3032u";
17 stdout-path = &uart0;
23 brcm,serial-leds;
24 brcm,serial-dat-low;
25 brcm,serial-shift-inv;
27 led@0 {
29 brcm,hardware-controlled;
[all …]
/Linux-v6.1/drivers/video/backlight/
Darcxcnn_bl.c1 // SPDX-License-Identifier: GPL-2.0-only
24 * @leden : initial LED string enables, upper bit is global on/off
48 #define ARCXCNN_CMD_OVP_MASK 0x0C /* --- Over Voltage Threshold */
62 #define ARCXCNN_LEDEN 0x06 /* LED Enable Register */
63 #define ARCXCNN_LEDEN_ISETEXT 0x80 /* Full-scale current set extern */
64 #define ARCXCNN_LEDEN_MASK 0x3F /* LED string enables mask */
65 #define ARCXCNN_LEDEN_BITS 0x06 /* Bits of LED string enables */
73 #define ARCXCNN_WLED_ISET_LSB 0x07 /* LED ISET LSB (in upper nibble) */
75 #define ARCXCNN_WLED_ISET_MSB 0x08 /* LED ISET MSB (8 bits) */
99 ret = i2c_smbus_read_byte_data(lp->client, reg); in arcxcnn_update_field()
[all …]
Dsky81452-backlight.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * sky81452-backlight.c SKY81452 backlight driver
40 #define SKY81452_DEFAULT_NAME "lcd-backlight"
46 * If it is not defined, default name is lcd-backlight.
71 dev_get_platdata(bd->dev.parent); in sky81452_bl_update_status()
72 const unsigned int brightness = (unsigned int)bd->props.brightness; in sky81452_bl_update_status()
77 ret = regmap_write(regmap, SKY81452_REG0, brightness - 1); in sky81452_bl_update_status()
82 pdata->enable << CTZ(SKY81452_EN)); in sky81452_bl_update_status()
119 reg = !strcmp(attr->attr.name, "open") ? SKY81452_REG5 : SKY81452_REG4; in sky81452_bl_show_open_short()
155 strcat(buf, "over-current "); in sky81452_bl_show_fault()
[all …]
/Linux-v6.1/drivers/leds/
Dleds-lm36274.c1 // SPDX-License-Identifier: GPL-2.0
2 // TI LM36274 LED chip family driver
3 // Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com/
9 #include <linux/leds-ti-lmu-common.h>
15 #include <linux/mfd/ti-lmu.h>
16 #include <linux/mfd/ti-lmu-register.h>
26 * @led_dev: led class device
30 * @led_sources: The LED strings supported in this array
31 * @num_leds: Number of LED strings are supported in this array
49 return ti_lmu_common_set_brightness(&chip->lmu_data, brt_val); in lm36274_brightness_set()
[all …]
Dleds-bcm6328.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for BCM6328 memory-mapped LEDs, based on leds-syscon.c
59 * struct bcm6328_led - state container for bcm6328 based LEDs
60 * @cdev: LED class device for this LED
63 * @pin: LED pin number
66 * @active_low: LED is active low
98 * bits [31:0] -> LEDs 8-23
99 * bits [47:32] -> LEDs 0-7
100 * bits [63:48] -> unused
105 return pin + 16; /* LEDs 0-7 (bits 47:32) */ in bcm6328_pin2shift()
[all …]
Dleds-lm3697.c1 // SPDX-License-Identifier: GPL-2.0
2 // TI LM3697 LED chip family driver
3 // Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
15 #include <linux/leds-ti-lmu-common.h>
47 * struct lm3697_led -
48 * @hvled_strings: Array of LED strings associated with a control bank
49 * @label: LED label
50 * @led_dev: LED class device
53 * @control_bank: Control bank the LED is associated to. 0 is control bank A
55 * @enabled: LED brightness level (or LED_OFF)
[all …]
Dleds-lm3532.c1 // SPDX-License-Identifier: GPL-2.0
2 // TI LM3532 LED driver
3 // Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com/
16 #define LM3532_NAME "lm3532-led"
123 * @led_dev: led class device
125 * @control_bank: Control bank the LED is associated to
126 * @mode: Mode of the LED string
128 * @num_leds: Number of LED strings are supported in this array
129 * @full_scale_current: The full-scale current setting for the current sink.
130 * @led_strings: The LED strings supported in this array
[all …]
/Linux-v6.1/arch/arm/boot/dts/
Domap4-droid4-xt894.dts1 // SPDX-License-Identifier: GPL-2.0-only
2 /dts-v1/;
4 #include "motorola-mapphone-common.dtsi"
8 compatible = "gpio-keys";
14 linux,can-disable;
16 debounce-interval = <10>;
25 interrupts-extended = <&omap4_pmx_core 0xd6>;
27 linux,input-type = <EV_SW>;
29 linux,can-disable;
31 debounce-interval = <10>;
[all …]
Dkirkwood-c200-v1.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright 2021-2022 Pawel Dembicki <paweldembicki@gmail.com>
7 /dts-v1/;
10 #include "kirkwood-6281.dtsi"
11 #include <dt-bindings/leds/common.h>
15 compatible = "ctera,c200-v1", "marvell,kirkwood-88f6281", "marvell,kirkwood";
19 stdout-path = &uart0;
28 compatible = "gpio-keys";
29 pinctrl-0 = <&pmx_buttons>;
30 pinctrl-names = "default";
[all …]
Domap4-droid-bionic-xt875.dts1 // SPDX-License-Identifier: GPL-2.0-only
2 /dts-v1/;
4 #include "motorola-mapphone-common.dtsi"
8 compatible = "motorola,droid-bionic", "ti,omap4430", "ti,omap4";
12 keypad,num-rows = <8>;
13 keypad,num-columns = <8>;
21 led-controller@38 {
23 #address-cells = <1>;
24 #size-cells = <0>;
27 enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
[all …]
/Linux-v6.1/Documentation/networking/device_drivers/fddi/
Dskfp.rst1 .. SPDX-License-Identifier: GPL-2.0
6 SysKonnect driver - SKFP
9 |copy| Copyright 1998-2000 SysKonnect,
11 skfp.txt created 11-May-2000
53 - SK-5521 (SK-NET FDDI-UP)
54 - SK-5522 (SK-NET FDDI-UP DAS)
55 - SK-5541 (SK-NET FDDI-FP)
56 - SK-5543 (SK-NET FDDI-LP)
57 - SK-5544 (SK-NET FDDI-LP DAS)
58 - SK-5821 (SK-NET FDDI-UP64)
[all …]
/Linux-v6.1/drivers/leds/flash/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
6 tristate "LED support for the AAT1290"
15 tristate "AS3645A and LM3555 LED flash controllers support"
19 Enable LED flash class support for AS3645A LED flash
24 tristate "LED support for Kinetic KTD2692 flash LED controller"
28 This option enables support for Kinetic KTD2692 LED flash connected
34 tristate "LED support for LM3601x Chips"
42 tristate "LED support for MAX77693 Flash"
52 tristate "LED Support for Mediatek MT6360 PMIC"
59 This option enables support for dual Flash LED drivers found on
[all …]
Dleds-max77693.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED Flash class driver for the flash cell of max77693 mfd.
11 #include <linux/led-class-flash.h>
13 #include <linux/mfd/max77693-common.h>
14 #include <linux/mfd/max77693-private.h>
20 #include <media/v4l2-flash-led-class.h>
59 /* corresponding LED Flash class device */
80 /* sub led data */
96 /* bitmask of FLED outputs use state (bit 0. - FLED1, bit 1. - FLED2) */
109 return (ua - FLASH_IOUT_MIN) / FLASH_IOUT_STEP; in max77693_led_iout_to_reg()
[all …]

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