| /Linux-v5.10/Documentation/devicetree/bindings/sound/ |
| D | sprd-mcdt.txt | 1 Spreadtrum Multi-Channel Data Transfer Binding
3 The Multi-channel data transfer controller is used for sound stream
5 supports 10 DAC channel and 10 ADC channel, and each channel can be
9 - compatible: Should be "sprd,sc9860-mcdt".
10 - reg: Should contain registers address and length.
11 - interrupts: Should contain one interrupt shared by all channel.
16 compatible = "sprd,sc9860-mcdt";
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| D | renesas,rsnd.txt | 1 Renesas R-Car sound
7 Renesas R-Car and RZ/G sound is constructed from below modules
11 - SRC : Sampling Rate Converter
12 - CMD
13 - CTU : Channel Transfer Unit
14 - MIX : Mixer
15 - DVC : Digital Volume and Mute Function
22 * Multi channel
25 Multi channel is supported by Multi-SSI, or TDM-SSI.
27 Multi-SSI : 6ch case, you can use stereo x 3 SSI
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| /Linux-v5.10/Documentation/devicetree/bindings/soc/ti/ |
| D | keystone-navigator-qmss.txt | 5 multi-core Navigator. QMSS consist of queue managers, packed-data structure
9 management of the packet queues. Packets are queued/de-queued by writing or
20 - compatible : Must be "ti,keystone-navigator-qmss".
21 : Must be "ti,66ak2g-navss-qm" for QMSS on K2G SoC.
22 - clocks : phandle to the reference clock for this device.
23 - queue-range : <start number> total range of queue numbers for the device.
24 - linkram0 : <address size> for internal link ram, where size is the total
26 - linkram1 : <address size> for external link ram, where size is the total
29 - qmgrs : child node describing the individual queue managers on the
32 -- managed-queues : the actual queues managed by each queue manager
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| /Linux-v5.10/Documentation/sound/cards/ |
| D | cmipci.rst | 2 Brief Notes on C-Media 8338/8738/8768/8770 Driver
8 Front/Rear Multi-channel Playback
9 ---------------------------------
13 DACs, both streams are handled independently unlike the 4/6ch multi-
14 channel playbacks in the section below.
22 - The first DAC supports U8 and S16LE formats, while the second DAC
24 - The second DAC supports only two channel stereo.
30 The rear output can be heard only when "Four Channel Mode" switch is
35 When "Four Channel Mode" switch is off, the output from rear speakers
43 front one) and was so excited. It was even with "Four Channel" bit
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| /Linux-v5.10/Documentation/sound/hd-audio/ |
| D | controls.rst | 2 HD-Audio Codec-Specific Mixer Controls
6 This file explains the codec-specific mixer controls.
9 --------------
11 Channel Mode
12 This is an enum control to change the surround-channel setup,
16 jack-retasking of multi-I/O jacks.
18 Auto-Mute Mode
19 This is an enum control to change the auto-mute behavior of the
20 headphone and line-out jacks. If built-in speakers and headphone
21 and/or line-out jacks are available on a machine, this controls
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| /Linux-v5.10/sound/pci/hda/ |
| D | hda_generic.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Generic BIOS auto-parser helper functions for HD-audio
13 /* table entry for multi-io paths */
15 hda_nid_t pin; /* multi-io widget pin NID */
17 unsigned int ctl_in; /* cached input-pin control value */
22 * For output, stored in the order of DAC -> ... -> pin,
23 * for input, pin -> ... -> ADC.
27 * multi[] indicates whether it's a selector widget with multi-connectors
45 unsigned char multi[MAX_NID_PATH_DEPTH]; member
53 /* mic/line-in auto switching entry */
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| /Linux-v5.10/drivers/iio/dac/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
10 tristate "Analog Devices AD5064 and similar multi-channel DAC driver"
14 AD5045, AD5064, AD5064-1, AD5065, AD5625, AD5625R, AD5627, AD5627R,
28 AD5362, AD5363, AD5370, AD5371, AD5373 multi-channel
41 AD5382, AD5383, AD5384, AD5390, AD5391, AD5392 multi-channel
51 Say yes here to build support for Analog Devices AD5421 loop-powered
52 digital-to-analog convertors (DAC).
58 tristate "Analog Devices AD5446 and similar single channel DACs driver"
128 tristate "Analog Devices AD5686 and similar multi-channel DACs (SPI)"
140 tristate "Analog Devices AD5696 and similar multi-channel DACs (I2C)"
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| /Linux-v5.10/Documentation/fb/ |
| D | viafb.rst | 6 --------
15 ---------------
34 ----------------------
47 - 640x480 (default)
48 - 720x480
49 - 800x600
50 - 1024x768
53 - 8, 16, 32 (default:32)
56 - 60, 75, 85, 100, 120 (default:60)
59 - 0 : expansion (default)
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| /Linux-v5.10/sound/soc/sprd/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
11 tristate "Spreadtrum multi-channel data transfer support"
14 Say y here to enable multi-channel data transfer support. It
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| /Linux-v5.10/Documentation/devicetree/bindings/timer/ |
| D | renesas,mtu2.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Renesas Multi-Function Timer Pulse Unit 2 (MTU2)
10 - Geert Uytterhoeven <geert+renesas@glider.be>
11 - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
14 The MTU2 is a multi-purpose, multi-channel timer/counter with configurable clock inputs
23 - enum:
24 - renesas,mtu2-r7s72100 # RZ/A1H
25 - const: renesas,mtu2
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| D | andestech,atcpit100-timer.txt | 2 ------------------------------------------------------------------
6 This timer is a set of compact multi-function timers, which can be
9 It supports up to 4 PIT channels. Each PIT channel is a
10 multi-function timer and provide the following usage scenarios:
11 One 32-bit timer
12 Two 16-bit timers
13 Four 8-bit timers
14 One 16-bit PWM
15 One 16-bit timer and one 8-bit PWM
16 Two 8-bit timer and one 8-bit PWM
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| /Linux-v5.10/Documentation/devicetree/bindings/dma/ |
| D | snps,dma-spear1340.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/dma/snps,dma-spear1340.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Viresh Kumar <vireshk@kernel.org>
11 - Andy Shevchenko <andriy.shevchenko@linux.intel.com>
14 - $ref: "dma-controller.yaml#"
18 const: snps,dma-spear1340
20 "#dma-cells":
26 for transfers on dynamically allocated channel. Fourth cell is the
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| D | img-mdc-dma.txt | 1 * IMG Multi-threaded DMA Controller (MDC)
4 - compatible: Must be "img,pistachio-mdc-dma".
5 - reg: Must contain the base address and length of the MDC registers.
6 - interrupts: Must contain all the per-channel DMA interrupts.
7 - clocks: Must contain an entry for each entry in clock-names.
8 See ../clock/clock-bindings.txt for details.
9 - clock-names: Must include the following entries:
10 - sys: MDC system interface clock.
11 - img,cr-periph: Must contain a phandle to the peripheral control syscon
12 node which contains the DMA request to channel mapping registers.
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| /Linux-v5.10/include/xen/interface/io/ |
| D | blkif.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Unified block-device I/O interface for Xen guest OSes.
7 * Copyright (c) 2003-2004, Keir Fraser
17 * Front->back notifications: When enqueuing a new request, sending a
19 * hold-off mechanism provided by the ring macros). Backends must set
22 * Back->front notifications: When enqueuing a new response, sending a
24 * hold-off mechanism provided by the ring macros). Frontends must set
33 * If supported, the backend will write the key "multi-queue-max-queues" to
37 * key "multi-queue-num-queues" with the number they wish to use, which must be
39 * "multi-queue-max-queues".
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| /Linux-v5.10/drivers/eisa/ |
| D | eisa.ids | 6 # Marc Zyngier <maz@wild-wind.fr.eu.org>
10 ABP0510 "Advansys ABP-510 ISA SCSI Host Adapter"
11 ABP0540 "Advansys ABP-540/542 ISA SCSI Host Adapter"
12 ABP7401 "AdvanSys ABP-740/742 EISA Single Channel SCSI Host Adapter"
13 ABP7501 "AdvanSys ABP-750/752 EISA Dual Channel SCSI Host Adapter"
14 ACC1200 "ACCTON EtherCombo-32 Ethernet Adapter"
15 ACC120A "ACCTON EtherCombo-32 Ethernet Adapter"
25 ACE7010 "ACME Multi-Function Board"
39 ACR1711 "AcerFrame 1000 486/33 SYSTEM-2"
41 ACR3211 "AcerFrame 3000MP 486 SYSTEM-1"
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| /Linux-v5.10/sound/soc/atmel/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "SoC Audio for the Atmel System-on-Chip"
32 in PDC mode configured using audio-graph-card in device-tree.
41 in DMA mode configured using audio-graph-card in device-tree.
44 tristate "SoC Audio support for WM8731-based At91sam9g20 evaluation board"
50 Say Y if you want to add support for SoC audio on WM8731-based
64 tristate "SoC Audio support for WM8731-based at91sam9x5 board"
92 tristate "ASoC driver for the Axentia TSE-850"
99 Axentia TSE-850 with a PCM5142 codec.
111 tristate "Support for Mikroe-PROTO board"
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| /Linux-v5.10/drivers/pwm/ |
| D | pwm-bcm-iproc.c | 39 #define IPROC_PWM_PRESCALE_SHIFT(ch) ((3 - (ch)) * \
57 static void iproc_pwmc_enable(struct iproc_pwmc *ip, unsigned int channel) in iproc_pwmc_enable() argument
61 value = readl(ip->base + IPROC_PWM_CTRL_OFFSET); in iproc_pwmc_enable()
62 value |= 1 << IPROC_PWM_CTRL_EN_SHIFT(channel); in iproc_pwmc_enable()
63 writel(value, ip->base + IPROC_PWM_CTRL_OFFSET); in iproc_pwmc_enable()
69 static void iproc_pwmc_disable(struct iproc_pwmc *ip, unsigned int channel) in iproc_pwmc_disable() argument
73 value = readl(ip->base + IPROC_PWM_CTRL_OFFSET); in iproc_pwmc_disable()
74 value &= ~(1 << IPROC_PWM_CTRL_EN_SHIFT(channel)); in iproc_pwmc_disable()
75 writel(value, ip->base + IPROC_PWM_CTRL_OFFSET); in iproc_pwmc_disable()
85 u64 tmp, multi, rate; in iproc_pwmc_get_state() local
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| /Linux-v5.10/Documentation/devicetree/bindings/leds/ |
| D | leds-lp55xx.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-lp55xx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
14 Bindings for the TI/National Semiconductor LP55xx and LP8501 multi channel
27 - national,lp5521
28 - national,lp5523
29 - ti,lp55231
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| D | leds-lp50xx.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-lp50xx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dan Murphy <dmurphy@ti.com>
13 The LP50XX is multi-channel, I2C RGB LED Drivers that can group RGB LEDs into
27 - ti,lp5009
28 - ti,lp5012
29 - ti,lp5018
30 - ti,lp5024
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| /Linux-v5.10/Documentation/driver-api/dmaengine/ |
| D | dmatest.rst | 11 capability of the following: DMA_MEMCPY (memory-to-memory), DMA_MEMSET
12 (const-to-memory or memory-to-memory, when emulated), DMA_XOR, DMA_PQ.
18 Part 1 - How to build the test module
23 Device Drivers -> DMA Engine support -> DMA Test client
28 Part 2 - When dmatest is built as a module
33 % modprobe dmatest timeout=2000 iterations=1 channel=dma0chan0 run=1
40 % echo dma0chan0 > /sys/module/dmatest/parameters/channel
45 dmatest.timeout=2000 dmatest.iterations=1 dmatest.channel=dma0chan0 dmatest.run=1
47 Example of multi-channel test usage (new in the 5.0 kernel)::
52 % echo dma0chan0 > /sys/module/dmatest/parameters/channel
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| /Linux-v5.10/include/linux/platform_data/ |
| D | dma-dw.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
6 * Copyright (C) 2010-2011 ST Microelectronics
22 * struct dw_dma_slave - Controller-specific information about a slave
27 * @m_master: memory master for transfers on allocated channel
28 * @p_master: peripheral master for transfers on allocated channel
43 * struct dw_dma_platform_data - Controller configuration parameters
46 * @chan_priority: Set channel priority increasing from 0 to 7 or 7 to 0.
51 * @multi_block: Multi block transfers supported by hardware per channel.
53 * per channel (in units of CTL.SRC_TR_WIDTH/CTL.DST_TR_WIDTH).
54 * @protctl: Protection control signals setting per channel.
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| /Linux-v5.10/include/uapi/linux/ |
| D | ncsi.h | 2 * Copyright Samuel Mendoza-Jonas, IBM Corporation 2018.
14 * enum ncsi_nl_commands - supported NCSI commands
17 * @NCSI_CMD_PKG_INFO: list package and channel attributes. Requires
19 * specific package and its channels - otherwise a dump request returns
21 * @NCSI_CMD_SET_INTERFACE: set preferred package and channel combination.
24 * @NCSI_CMD_CLEAR_INTERFACE: clear any preferred package/channel combination.
26 * @NCSI_CMD_SEND_CMD: send NC-SI command to network card.
34 * the primary channel.
47 NCSI_CMD_MAX = __NCSI_CMD_AFTER_LAST - 1
51 * enum ncsi_nl_attrs - General NCSI netlink attributes
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| /Linux-v5.10/drivers/leds/ |
| D | leds-lp55xx-common.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
9 * Derived from leds-lp5521.c, leds-lp5523.c
15 #include <linux/led-class-multicolor.h>
145 * @lock : Lock for user-space interface
156 struct mutex lock; /* lock for user-space interface */
166 * @chan_nr : Channel number
168 * @mc_cdev : Multi color class device
169 * @color_components: Multi color LED map information
170 * @led_current : Current setting at each led channel
171 * @max_current : Maximun current at each led channel
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| /Linux-v5.10/Documentation/devicetree/bindings/iio/dac/ |
| D | ad5755.txt | 1 * Analog Devices AD5755 IIO Multi-Channel DAC Linux Driver
4 - compatible: Has to contain one of the following:
6 adi,ad5755-1
11 - reg: spi chip select number for the device
12 - spi-cpha or spi-cpol: is the only modes that is supported
15 - spi-max-frequency: Definition as per
16 Documentation/devicetree/bindings/spi/spi-bus.txt
19 See include/dt-bindings/iio/ad5755.h
20 - adi,ext-dc-dc-compenstation-resistor: boolean set if the hardware have an
23 - adi,dc-dc-phase:
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| /Linux-v5.10/Documentation/devicetree/bindings/ |
| D | trivial-devices.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/trivial-devices.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
28 - enum:
29 … # SMBus/I2C Digital Temperature Sensor in 6-Pin SOT with SMBus Alert and Over Temperature Pin
30 - ad,ad7414
31 # ADM9240: Complete System Hardware Monitor for uProcessor-Based Systems
32 - ad,adm9240
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