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/freebsd-src/sys/contrib/device-tree/Bindings/leds/backlight/
H A Dcommon.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lee Jones <lee@kernel.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
20 default-brightness:
22 The default brightness that should be applied to the LED by the operating
23 system on start-up. The brightness should not exceed the brightness the
27 max-brightness:
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H A Dpwm-backlight.txt1 pwm-backlight bindings
4 - compatible: "pwm-backlight"
5 - pwms: OF device-tree PWM specification (see PWM binding[0])
6 - power-supply: regulator for supply voltage
9 - pwm-names: a list of names for the PWM devices specified in the
11 - enable-gpios: contains a single GPIO specifier for the GPIO which enables
13 - post-pwm-on-delay-ms: Delay in ms between setting an initial (non-zero) PWM
15 - pwm-off-delay-ms: Delay in ms between disabling the backlight using GPIO
17 - brightness-levels: Array of distinct brightness levels. Typically these
19 0 will do. The actual brightness level (PWM duty cycle)
[all …]
H A Dled-backlight.txt1 led-backlight bindings
8 - compatible: "led-backlight"
9 - leds: a list of LEDs
12 - brightness-levels: Array of distinct brightness levels. The levels must be
14 This is used to translate a backlight brightness level
15 into a LED brightness level. If it is not provided, the
18 - default-brightness-level: The default brightness level.
23 compatible = "led-backlight";
26 brightness-levels = <0 4 8 16 32 64 128 255>;
27 default-brightness-level = <6>;
H A Dqcom-wled.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/qcom-wled.yaml#
5 $schema: http://devicetree.org/meta-schema
[all...]
H A Dpwm-backlight.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/pwm-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: pwm-backlight
10 - Lee Jones <lee@kernel.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
15 - $ref: common.yaml#
19 const: pwm-backlight
[all …]
H A 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 …]
H A Dmediatek,mt6370-backlight.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/mediatek,mt6370-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiaEn Wu <chiaen_wu@richtek.com>
21 - $ref: common.yaml#
26 - mediatek,mt6370-backlight
27 - mediatek,mt6372-backlight
29 default-brightness:
32 max-brightness:
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H A Darcxcnn_bl.txt4 - 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
18 - arc,filter-config: setting for register FILTER_CONFIG
[all …]
H A Dkinetic,ktd253.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Kinetic Technologies KTD253 and KTD259 one-wire backlight
10 - Linus Walleij <linus.walleij@linaro.org>
20 - $ref: common.yaml#
25 - enum:
26 - kinetic,ktd253
27 - kinetic,ktd259
29 enable-gpios:
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/freebsd-src/sys/dev/pwm/
H A Dpwm_backlight.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
78 { "pwm-backlight", 1 },
86 if (!ofw_bus_search_compatible(dev, compat_data)->ocd_data) in pwm_backlight_probe()
103 rv = pwm_get_by_ofw_propidx(dev, node, "pwms", 0, &sc->channel); in pwm_backlight_attach()
109 if (regulator_get_by_ofw_property(dev, 0, "power-supply", in pwm_backlight_attach()
110 &sc->power_supply) != 0) { in pwm_backlight_attach()
111 device_printf(dev, "No power-supply property\n"); in pwm_backlight_attach()
115 if (OF_hasprop(node, "brightness-levels")) { in pwm_backlight_attach()
116 sc->nlevels = OF_getencprop_alloc(node, "brightness-levels", in pwm_backlight_attach()
[all …]
/freebsd-src/usr.bin/backlight/
H A Dbacklight.846 .Cm decr Ns | Ns Cm -
51 utility can be used to configure brightness levels for registered backlights.
53 Called without any arguments it will print the current brightness level
57 .Bl -tag -width "-f device"
69 When querying the brightness level only print the value.
71 Set the brightness level to this value, must be between 0 and 100.
77 If no value is specified a default of 10 percent is used.
78 .It Cm decr Ns | Ns Cm - Op Ar value
80 If no value is specified a default of 10 percent is used.
83 Show the current brightness level:
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/freebsd-src/sys/contrib/device-tree/Bindings/leds/
H A Dleds-netxbig.txt5 - compatible: "lacie,netxbig-leds".
6 - gpio-ext: Phandle for the gpio-ext bus.
9 - timers: Timer array. Each timer entry is represented by three integers:
10 Mode (gpio-ext bus), delay_on and delay_off.
12 Each LED is represented as a sub-node of the netxbig-leds device.
14 Required sub-node properties:
15 - mode-addr: Mode register address on gpio-ext bus.
16 - mode-val: Mode to value mapping. Each entry is represented by two integers:
17 A mode and the corresponding value on the gpio-ext bus.
18 - bright-addr: Brightness register address on gpio-ext bus.
[all …]
H A Dleds-lm3697.txt1 * Texas Instruments - LM3697 Highly Efficient White LED Driver
3 The LM3697 11-bit LED driver provides high-
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
22 1 - LED is Controlled by bank B
[all …]
H A Dleds-pwm.txt4 - compatible : should be "pwm-leds".
6 Each LED is represented as a sub-node of the pwm-leds device. Each
9 LED sub-node properties:
10 - pwms : PWM property to point to the PWM device (phandle)/port (id) and to
12 - pwm-names : (optional) Name to be used by the PWM subsystem for the PWM device
13 For the pwms and pwm-names property please refer to:
15 - max-brightness : Maximum brightness possible for the LED
16 - active-low : (optional) For PWMs where the LED is wired to supply
18 - label : (optional)
20 - linux,default-trigger : (optional)
[all …]
H A 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 - Pave
[all...]
/freebsd-src/sys/contrib/device-tree/src/arm/microchip/
H A Dat91-kizbox.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91-kizbox.dts - Device Tree file for Overkiz Kizbox board
5 * Copyright (C) 2012-2014 Boris BREZILLON <b.brezillon@overkiz.com>
6 * 2014-2015 Gaël PORTAY <g.portay@overkiz.com>
8 /dts-v1/;
10 #include <dt-bindings/pwm/pwm.h>
18 stdout-path = &dbgu;
27 clock-frequency = <18432000>;
31 gpio-keys {
32 compatible = "gpio-keys";
[all …]
H A Dat91-kizboxmini-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board
5 * Copyright (C) 2014-2018 Overkiz SAS
16 stdout-path = &dbgu;
25 clock-frequency = <12000000>;
29 clock-frequency = <32768>;
38 compatible = "gpio-keys";
40 key-prog {
44 wakeup-source;
47 key-reset {
[all …]
/freebsd-src/sys/contrib/device-tree/src/arm/nxp/imx/
H A Dimx6ull-jozacp.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/leds/common.h>
18 stdout-path = &uart1;
22 led-controller-1 {
23 compatible = "pwm-leds";
25 led-0 {
28 function-enumerator = <0>;
30 max-brightness = <255>;
[all …]
/freebsd-src/sys/contrib/device-tree/src/arm/samsung/
H A Dexynos54xx-odroidxu-leds.dtsi1 // SPDX-License-Identifier: GPL-2.0
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/leds/common.h>
15 led-controller-1 {
16 compatible = "pwm-leds";
18 led-1 {
23 pwm-names = "pwm1";
26 * so limit its max brightness
28 max-brightness = <127>;
29 linux,default-trigger = "mmc0";
[all …]
/freebsd-src/sys/contrib/device-tree/src/arm/st/
H A Dstm32mp157c-lxa-mc1.dts1 /* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
7 /dts-v1/;
10 #include "stm32mp15xx-osd32.dtsi"
11 #include "stm32mp15xxac-pinctrl.dtsi"
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/pwm/pwm.h>
17 model = "Linux Automation MC-1 board";
18 compatible = "lxa,stm32mp157c-mc1", "oct,stm32mp15xx-osd32", "st,stm32mp157";
28 compatible = "pwm-backlight";
[all …]
/freebsd-src/share/man/man4/
H A Dacpi_ibm.436 .Bd -ragged -offset indent
43 .Bd -literal -offset indent
62 interface has to be enabled explicitly, as it may alter the default action of
73 by default, a value representing all possible keypress events on the specific
80 .Bl -tag -width "subsystem" -offset indent -compact
95 .Bl -tag -width "subsystem" -offset indent -compact
127 Fn + Home (Brightness up)
129 Fn + End (Brightness down)
158 .Bl -tag -width indent
160 (read-only)
[all …]
/freebsd-src/sys/contrib/device-tree/src/arm64/allwinner/
H A Dsun50i-a64-pinephone-1.1.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 /dts-v1/;
6 #include "sun50i-a64-pinephone.dtsi"
10 compatible = "pine64,pinephone-1.1", "pine64,pinephone", "allwinner,sun50i-a64";
14 power-supply = <&reg_ldo_io0>;
18 * being off is around 20%. Duty cycle for the lowest brightness level
20 * value here was chosen as a safe default.
22 brightness-levels = <
28 num-interpolated-steps = <50>;
29 default-brightness-level = <400>;
[all …]
H A Dsun50i-a64-pinephone-1.2.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 /dts-v1/;
6 #include "sun50i-a64-pinephone.dtsi"
10 compatible = "pine64,pinephone-1.2", "pine64,pinephone", "allwinner,sun50i-a64";
12 wifi_pwrseq: wifi-pwrseq {
13 compatible = "mmc-pwrseq-simple";
14 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
19 power-supply = <&reg_ldo_io0>;
23 * is around 10%. Duty cycle for the lowest brightness level also varries
25 * chosen as a safe default.
[all …]
/freebsd-src/sys/contrib/device-tree/src/arm/marvell/
H A Dkirkwood-netxbig.dtsi1 // SPDX-License-Identifier: GPL-2.0
9 * Based on netxbig_v2-setup.c,
14 #include <dt-bindings/leds/leds-netxbig.h>
16 #include "kirkwood-6281.dtsi"
21 stdout-path = &uart0;
33 #address-cells = <1>;
34 #size-cell
[all...]
/freebsd-src/sys/dev/acpi_support/
H A Dacpi_fujitsu.c1 /*-
3 * 2003-2008 Anish Mistry <amistry@am-productions.biz>
94 * Only used for no-argument control methods which return a value.
111 gbll, /* brightness */
112 gbls, /* get brightness state */
118 rbll, /* number of brightness levels (radix) */
192 .description = "Brightness level of the LCD panel"
197 .description = "Brightness level of the LCD panel"
212 .description = "Number of brightness level steps"
243 sc->dev = dev; in acpi_fujitsu_attach()
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