| /freebsd/sys/contrib/device-tree/Bindings/sound/ |
| H A D | cirrus,cs42l42.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
13 The CS42L42 is a low-power audio codec designed for portable applications.
14 It provides a high-dynamic range, stereo DAC for audio playback and a mono
15 high-dynamic-range ADC for audio capture. There is an integrated headset
21 - cirrus,cs42l42
22 - cirrus,cs42l83
29 VP-supply:
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| H A D | cs35l33.txt | 5 - compatible : "cirrus,cs35l33"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
15 - reset-gpios : gpio used to reset the amplifier
17 - interrupts : IRQ line info CS35L33.
18 (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
21 - cirrus,boost-ctl : Booster voltage use to supply the amp. If the value is
26 - cirrus,ramp-rate : On power up, it affects the time from when the power
27 up sequence begins to the time the audio reaches a full-scale output.
28 On power down, it affects the time from when the power-down sequence
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| H A D | rt5682.txt | 7 - compatible : "realtek,rt5682" or "realtek,rt5682i"
9 - reg : The I2C address of the device.
11 - AVDD-supply: phandle to the regulator supplying analog power through the
14 - MICVDD-supply: phandle to the regulator supplying power for the microphone
17 - VBAT-supply: phandle to the regulator supplying battery power through the
20 - DBVDD-supply: phandle to the regulator supplying I/O power through the DBVDD
23 - LDO1-IN-supply: phandle to the regulator supplying power to the digital core
28 - interrupts : The CODEC's interrupt output.
30 - realtek,dmic1-data-pin
35 - realtek,dmic1-clk-pin
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| H A D | rt1015.txt | 7 - compatible : "realtek,rt1015".
9 - reg : The I2C address of the device.
13 - realtek,power-up-delay-ms
14 Set a delay time for flush work to be completed,
15 this value is adjustable depending on platform.
22 realtek,power-up-delay-ms = <50>;
|
| H A D | cs42l42.txt | 5 - compatible : "cirrus,cs42l42"
7 - reg : the I2C address of the device for I2C.
9 - VP-supply, VCP-supply, VD_FILT-supply, VL-supply, VA-supply :
10 power supplies for the device, as covered in
15 - reset-gpios : a GPIO spec for the reset pin. If specified, it will be
18 - interrupts : IRQ line info CS42L42.
19 (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
22 - cirrus,ts-inv : Boolean property. Sets the behaviour of the jack plug
31 - cirrus,ts-dbnc-rise : Debounce the rising edge of TIP_SENSE_PLUG. With no
32 debounce, the tip sense pin might be noisy on a plug event.
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| H A D | ti,tas5086.txt | 1 Texas Instruments TAS5086 6-channel PWM Processor
5 - compatible: Should contain "ti,tas5086".
6 - reg: The i2c address. Should contain <0x1b>.
10 - reset-gpio: A GPIO spec to define which pin is connected to the
12 assert a hardware reset at probe time.
14 - ti,charge-period: This property should contain the time in microseconds
15 that closely matches the external single-ended
16 split-capacitor charge period. The hardware chip
17 waits for this period of time before starting the
20 When not specified, the hardware default of 1300ms
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| /freebsd/sys/contrib/device-tree/Bindings/power/reset/ |
| H A D | gpio-poweroff.txt | 1 Driver a GPIO line that can be used to turn the power off.
3 The driver supports both level triggered and edge triggered power off.
4 At driver load time, the driver will request the given gpio line and
5 install a handler to power off the system. If the optional properties
9 When the power-off handler is called, the gpio is configured as an
10 output, and drive active, so triggering a level triggered power off
11 condition. This will also cause an inactive->active edge condition, so
12 triggering positive edge triggered power off. After a delay of 100ms,
13 the GPIO is set to inactive, thus causing an active->inactive edge,
14 triggering negative edge triggered power off. After another 100ms
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| /freebsd/sys/contrib/device-tree/Bindings/usb/ |
| H A D | usb251xb.txt | 1 Microchip USB 2.0 Hi-Speed Hub Controller
4 Hi-Speed Controller.
7 - compatible : Should be "microchip,usb251xb" or one of the specific types:
11 - reg : I2C address on the selected bus (default is <0x2C>)
14 - reset-gpios : Should specify the gpio for hub reset
15 - vdd-supply : Should specify the phandle to the regulator supplying vdd
16 - skip-config : Skip Hub configuration, but only send the USB-Attach command
17 - vendor-id : Set USB Vendor ID of the hub (16 bit, default is 0x0424)
18 - product-id : Set USB Product ID of the hub (16 bit, default depends on type)
19 - device-id : Set USB Device ID of the hub (16 bit, default is 0x0bb3)
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| /freebsd/sys/contrib/device-tree/Bindings/input/ |
| H A D | azoteq,iqs7222.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schema
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| H A D | iqs626a.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
13 The Azoteq IQS626A is a 14-channel capacitive touch controller that features
14 additional Hall-effect and inductive sensing capabilities.
19 - $ref: touchscreen/touchscreen.yaml#
31 "#address-cells":
34 "#size-cells":
37 azoteq,suspend-mode:
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| H A D | iqs269a.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jef
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| H A D | hid-over-i2c.txt | 1 * HID over I2C Device-Tree bindings
8 http://msdn.microsoft.com/en-us/library/windows/hardware/hh852380.aspx
10 If this binding is used, the kernel module i2c-hid will handle the communication
14 - compatible: must be "hid-over-i2c"
15 - reg: i2c slave address
16 - hid-descr-addr: HID descriptor address
17 - interrupts: interrupt line
22 power sequencing. The following properties can be supported by one or more
23 device-specific compatible properties, which should be used in addition to the
24 "hid-over-i2c" string.
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| /freebsd/sys/contrib/device-tree/Bindings/input/touchscreen/ |
| H A D | cypress,cy8ctma340.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 - Javier Martinez Canillas <javier@dowhile0.org>
15 - Linus Walleij <linus.walleij@linaro.org>
18 - $ref: touchscreen.yaml#
26 - const: cypress,cy8ctma340
27 - const: cypress,cy8ctst341
28 - const: cypress,cyttsp-spi
31 - const: cypress,cyttsp-i2c
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| /freebsd/share/man/man4/ |
| H A D | ahci.4 | 1 .\" Copyright (c) 2009-2013 Alexander Motin <mav@FreeBSD.org>
20 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 .Bd -ragged -offset indent
42 module at boot time, place the following line in
44 .Bd -literal -offset indent
50 .Bl -ohang
54 .Bl -tag -width 4n -offset indent -compact
64 Non-zero value enables CCC and defines maximum time (in ms), request can wait
65 for interrupt, if there are some more requests present on controller queue.
66 CCC reduces number of context switches on systems with many parallel requests,
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| H A D | ural.4 | 1 .\"-
2 .\" SPDX-License-Identifier: ISC
29 .Bd -ragged -offset indent
40 module at boot time, place the following line in
42 .Bd -literal -offset indent
48 driver supports USB 2.0 wireless adapters based on the RT2500USB chipset.
51 and a radio transceiver (the model of which depends on the card revision).
54 operate in the 2.4GHz band (802.11b/g) whereas the RT5222 is a dual-band radio
65 Only one virtual interface may be configured at any time.
66 For more information on configuring this device, see
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| H A D | mvs.4 | 20 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 .Bd -ragged -offset indent
42 module at boot time, place the following line in
44 .Bd -literal -offset indent
50 .Bl -ohang
55 Non-zero value enables CCC and defines maximum time (in us), request can wait
57 CCC reduces number of context switches on systems with many parallel requests,
58 but it can decrease disk performance on some workloads due to additional
64 controls SATA interface Power Management for the specified channel,
65 allowing some power to be saved at the cost of additional command
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| /freebsd/sys/contrib/device-tree/Bindings/display/panel/ |
| H A D | panel-edp.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/panel-edp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Douglas Anderson <dianders@chromium.org>
14 to a Embedded DisplayPort AUX bus (see display/dp-aux-bus.yaml) without
17 board, either for second-sourcing purposes or to support multiple SKUs
27 provided anywhere on the DP AUX bus is the power sequencing timings.
30 power on timings for any panels expected to be connected to a board are
31 specified in these bindings. Once we've powered on, it's expected that
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| /freebsd/sys/contrib/device-tree/Bindings/leds/backlight/ |
| H A D | kinetic,ktz8866.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jianhua Lu <lujianhua000@gmail.com>
13 The Kinetic Technologies KTZ8866 is a high efficiency 6-channels-current-sinks
14 led backlight with dual lcd bias power.
15 https://www.kinet-ic.com/ktz8866/
18 - $ref: common.yaml#
27 vddpos-supply:
30 vddneg-supply:
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| /freebsd/sys/contrib/device-tree/Bindings/mfd/ |
| H A D | rohm,bd9576-pmic.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd9576-pmi
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| /freebsd/contrib/ntp/html/ |
| H A D | discipline.html | 1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
4 <meta http-equiv="content-type" content="text/html;charset=iso-8859-1">
7 <!-- Changed by: stenn, 03-Jan-2020 -->
13 <!-- #BeginDate format:En2m -->3-Jan-2020 02:12<!-- #EndDate -->
18 <li class="inline"><a href="#pll">Phase-Lock Loop Operations</a></li>
24 …-lock feedback loop. It is an intricately crafted algorithm that automatically adapts for optimum…
29 …The loop filter implements a type-2 proportional-integrator controller (PIC). The PIC can minimiz…
30 …time in order to avoid setting the clock backward. In FLL mode the phase predictor is not used, w…
31 …time constant</em>, which results in a "stiffness" depending on the jitter of the availa…
33 …time constant. In the NTP specification and reference implementation, time constants and poll int…
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| /freebsd/sys/dev/iicbus/rtc/ |
| H A D | nxprtc.c | 1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * Driver for NXP real-time clock/calendar chips:
31 * - PCF8563 = low power, countdown timer
32 * - PCA8565 = like PCF8563, automotive temperature range
33 * - PCF8523 = low power, countdown timer, oscillator freq tuning, 2 timers
34 * - PCF2127 = like PCF8523, industrial, tcxo, tamper/ts, i2c & spi, 512B ram
35 * - PCA2129 = like PCF8523, automotive, tcxo, tamper/ts, i2c & spi, (note 1)
36 * - PCF2129 = like PCF8523, industrial, tcxo, tamper/ts, i2c & spi, (note 1)
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| /freebsd/sys/contrib/device-tree/Bindings/arm/ |
| H A D | idle-states.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
14 1 - Introduction
17 ARM systems contain HW capable of managing power consumption dynamically,
18 where cores can be put in different low-power states (ranging from simple wfi
19 to power gating) according to OS PM policies. The CPU states representing the
20 range of dynamic idle states that a processor can enter at run-time, can be
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| /freebsd/sys/dev/ath/ath_hal/ar5416/ |
| H A D | ar5416_xmit.c | 1 /*-
2 * SPDX-License-Identifier: ISC
4 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
5 * Copyright (c) 2002-2008 Atheros Communications, Inc.
31 * Stop transmit on the specified queue
40 HALASSERT(q < AH_PRIVATE(ah)->ah_caps.halTotalQueues); in ar5416StopTxDma()
42 HALASSERT(AH5212(ah)->ah_txq[q].tqi_type != HAL_TX_QUEUE_INACTIVE); in ar5416StopTxDma()
45 for (i = STOP_DMA_TIMEOUT/STOP_DMA_ITER; i != 0; i--) { in ar5416StopTxDma()
71 "%s: Num of pending TX Frames %d on Q %d\n", in ar5416StopTxDma()
75 /* TODO - save off and restore current values of Q1/Q2? */ in ar5416StopTxDma()
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| /freebsd/sys/contrib/device-tree/Bindings/iio/proximity/ |
| H A D | devantech-srf04.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/iio/proximity/devantech-srf04.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andreas Klinger <ak@it-klinger.de>
13 Bit-banging driver using two GPIOs:
14 - trigger-gpio is raised by the driver to start sending out an ultrasonic
16 - echo-gpio is held high by the sensor after sending ultrasonic burst
20 https://www.robot-electronics.co.uk/htm/srf04tech.htm
22 https://www.maxbotix.com/documents/LV-MaxSonar-EZ_Datasheet.pdf
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| /freebsd/sys/contrib/device-tree/src/arm64/rockchip/ |
| H A D | rk3399-gru-chromebook.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Google Gru-Chromebook shared properties
8 #include "rk3399-gru.dtsi"
11 pp900_ap: pp900-ap {
12 compatible = "regulator-fixed";
13 regulator-name = "pp900_ap";
15 /* EC turns on w/ pp900_ap_en; always on fo
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