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/Documentation/media/uapi/v4l/
Dvidioc-dbg-g-chip-info.rst4 .. Foundation, with no Invariant Sections, no Front-Cover Texts
5 .. and no Back-Cover Texts. A copy of the license is included at
6 .. Documentation/media/uapi/fdl-appendix.rst.
8 .. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
19 VIDIOC_DBG_G_CHIP_INFO - Identify the chips on a TV card
33 File descriptor returned by :ref:`open() <func-open>`.
48 query the driver about the chips present on the TV card. Regular
49 applications must not use it. When you found a chip specific bug, please
50 contact the linux-media mailing list
60 :ref:`VIDIOC_DBG_G_CHIP_INFO` with a pointer to this structure. On success
[all …]
Dvidioc-dbg-g-register.rst4 .. Foundation, with no Invariant Sections, no Front-Cover Texts
5 .. and no Back-Cover Texts. A copy of the license is included at
6 .. Documentation/media/uapi/fdl-appendix.rst.
8 .. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
19 VIDIOC_DBG_G_REGISTER - VIDIOC_DBG_S_REGISTER - Read or write hardware registers
36 File descriptor returned by :ref:`open() <func-open>`.
62 ``match.type`` and ``match.addr`` or ``match.name`` fields select a chip
63 on the TV card, the ``reg`` field specifies a register number and the
68 ``VIDIOC_DBG_G_REGISTER`` with a pointer to this structure. On success
73 selects the nth non-sub-device chip on the TV card. The number zero
[all …]
/Documentation/devicetree/bindings/net/nfc/
Dnfcmrvl.txt4 - compatible: Should be:
5 - "marvell,nfc-uart" or "mrvl,nfc-uart" for UART devices
6 - "marvell,nfc-i2c" for I2C devices
7 - "marvell,nfc-spi" for SPI devices
10 - pinctrl-names: Contains only one value - "default".
11 - pintctrl-0: Specifies the pin control groups used for this controller.
12 - reset-n-io: Output GPIO pin used to reset the chip (active low).
13 - hci-muxed: Specifies that the chip is muxing NCI over HCI frames.
15 Optional UART-based chip specific properties:
16 - flow-control: Specifies that the chip is using RTS/CTS.
[all …]
/Documentation/scsi/
D53c700.txt4 This driver supports the 53c700 and 53c700-66 chips. It also supports
6 does sync (-66 and 710 only), disconnects and tag command queueing.
23 define if the chipset must be supported in little endian mode on a big
24 endian architecture (used for the 700 on parisc).
27 Using the Chip Core Driver
30 In order to plumb the 53c700 chip core driver into a working SCSI
31 driver, you need to know three things about the way the chip is wired
39 the SCSI Id from the card bios or whether the chip is wired for
48 asynchronous dividers for the chip. As a general rule of thumb,
50 consistent with the best operation of the chip (although some choose
[all …]
/Documentation/core-api/
Dgenericirq.rst7 :Copyright: |copy| 2005-2010: Thomas Gleixner
8 :Copyright: |copy| 2005-2006: Ingo Molnar
18 hardware details, so they can be used on different platforms without
29 :c:func:`__do_IRQ` super-handler, which is able to deal with every type of
36 - Level type
38 - Edge type
40 - Simple type
44 - Fast EOI type
46 In the SMP world of the :c:func:`__do_IRQ` super-handler another type was
49 - Per CPU type
[all …]
/Documentation/devicetree/bindings/display/bridge/
Dadi,adv7511.txt2 -----------------------------------------
11 - compatible: Should be one of:
17 - reg: I2C slave addresses
20 I2C address and acts as a standard slave device on the I2C bus. The main
27 arrangement of components on the data bus. The combination of the following
31 - adi,input-depth: Number of bits per color component at the input (8, 10 or
33 - adi,input-colorspace: The input color space, one of "rgb", "yuv422" or
35 - adi,input-clock: The input clock type, one of "1x" (one clock cycle per
37 data driven on both edges).
42 - adi,input-style: The input components arrangement variant (1, 2 or 3), as
[all …]
/Documentation/driver-api/
Dedac.rst5 ----------------------------------------
8 *sockets, *socket sets*, *banks*, *rows*, *chip-select rows*, *channels*,
18 The individual DRAM chips on a memory stick. These devices commonly
32 A physical connector on the motherboard that accepts a single memory
33 stick. Also called as "slot" on several datasheets.
43 It is typically the highest hierarchy on a Fully-Buffered DIMM memory
50 of correcting more errors than on single mode.
52 * Single-channel
55 only. E. g. if the data is 64 bits-wide, the data flows to the CPU using
57 memories. FB-DIMM and RAMBUS use a different concept for channel, so
[all …]
/Documentation/misc-devices/
Dbh1770glc.txt15 -----------
17 ALS and proximity parts operates on their own, but they shares common I2C
18 interface and interrupt logic. In principle they can run on their own,
21 ALS produces 16 bit lux values. The chip contains interrupt logic to produce
24 Proximity part contains IR-led driver up to 3 IR leds. The chip measures
31 Proximity low interrupt doesn't exists in the chip. This is simulated
37 Chip state is controlled via runtime pm framework when enabled in config.
45 -----
48 RO - shows detected chip type and version
51 RW - enable / disable chip. Uses counting logic
[all …]
Dapds990x.txt14 -----------
22 using clear channel only. Lux value and the threshold level on the HW
41 Driver controls chip operational state using pm_runtime framework.
42 Voltage regulators are controlled based on chip operational state.
45 -----
49 RO - shows detected chip type and version
52 RW - enable / disable chip. Uses counting logic
53 1 enables the chip
54 0 disables the chip
56 RO - measured lux value
[all …]
/Documentation/devicetree/bindings/spi/
Dspi-sprd-adi.txt3 ADI is the abbreviation of Anolog-Digital interface, which is used to access
4 analog chip (such as PMIC) from digital chip. ADI controller follows the SPI
9 48 hardware channels to access analog chip. For 2 software read/write channels,
10 users should set ADI registers to access analog chip. For hardware channels,
12 which means we can just link one analog chip address to one hardware channel,
13 then users can access the mapped analog chip address by this hardware channel
16 Thus we introduce one property named "sprd,hw-channels" to configure hardware
19 the analog chip address where user want to access by hardware components.
21 Since we have multi-subsystems will use unique ADI to access analog chip, when
34 - compatible: Should be "sprd,sc9860-adi".
[all …]
Dfsl-imx-cspi.txt5 - compatible :
6 - "fsl,imx1-cspi" for SPI compatible with the one integrated on i.MX1
7 - "fsl,imx21-cspi" for SPI compatible with the one integrated on i.MX21
8 - "fsl,imx27-cspi" for SPI compatible with the one integrated on i.MX27
9 - "fsl,imx31-cspi" for SPI compatible with the one integrated on i.MX31
10 - "fsl,imx35-cspi" for SPI compatible with the one integrated on i.MX35
11 - "fsl,imx51-ecspi" for SPI compatible with the one integrated on i.MX51
12 - "fsl,imx53-ecspi" for SPI compatible with the one integrated on i.MX53 and later Soc
13 - "fsl,imx8mq-ecspi" for SPI compatible with the one integrated on i.MX8M
14 - reg : Offset and length of the register set for the device
[all …]
/Documentation/devicetree/bindings/rtc/
Disil,isl12057.txt1 Intersil ISL12057 I2C RTC/Alarm chip
8 ("wakeup-source") to handle the specific use-case found
9 on at least three in-tree users of the chip (NETGEAR ReadyNAS 102, 104
10 and 2120 ARM-based NAS); On those devices, the IRQ#2 pin of the chip
15 be set when the IRQ#2 pin of the chip is not connected to the SoC but
20 - "compatible": must be "isil,isl12057"
21 - "reg": I2C bus address of the device
25 - "wakeup-source": mark the chip as a wakeup source, independently of
38 that the pinctrl-related properties below are given for completeness and
39 may not be required or may be different depending on your system or
[all …]
/Documentation/devicetree/bindings/devfreq/event/
Dexynos-nocp.txt2 * Samsung Exynos NoC (Network on Chip) Probe device
4 The Samsung Exynos542x SoC has NoC (Network on Chip) Probe for NoC bus.
6 that the Network on Chip (NoC) probes detects are transported over
8 capture packets with header or data on the data request response network,
14 - compatible: Should be "samsung,exynos5420-nocp"
15 - reg: physical base address of each NoC Probe and length of memory mapped region.
18 - clock-names : the name of clock used by the NoC Probe, "nocp"
19 - clocks : phandles for clock specified in "clock-names" property
24 compatible = "samsung,exynos5420-nocp";
/Documentation/networking/
Dz8530book.rst10 The Z85x30 family synchronous/asynchronous controller chips are used on
13 services using this chip.
25 on the chip (each chip has two channels).
28 chip is interface to the I/O and interrupt facilities of the host
34 The DMA mode supports the chip when it is configured to use dual DMA
35 channels on an ISA bus. The better cards tend to support this mode of
38 noting here that many PC machines hang or crash when the chip is driven
54 Having identified the chip you need to fill in a struct z8530_dev,
55 which describes each chip. This object must exist until you finally
58 interrupt number of the chip. (Each chip has a single interrupt source
[all …]
/Documentation/devicetree/bindings/powerpc/fsl/
Dpmc.txt4 - compatible: "fsl,<chip>-pmc".
6 "fsl,mpc8349-pmc" should be listed for any chip whose PMC is
7 compatible. "fsl,mpc8313-pmc" should also be listed for any chip
8 whose PMC is compatible, and implies deep-sleep capability.
10 "fsl,mpc8548-pmc" should be listed for any chip whose PMC is
11 compatible. "fsl,mpc8536-pmc" should also be listed for any chip
12 whose PMC is compatible, and implies deep-sleep capability.
14 "fsl,mpc8641d-pmc" should be listed for any chip whose PMC is
15 compatible; all statements below that apply to "fsl,mpc8548-pmc" also
16 apply to "fsl,mpc8641d-pmc".
[all …]
/Documentation/devicetree/bindings/net/
Dgpmc-eth.txt1 Device tree bindings for Ethernet chip connected to TI GPMC
4 General-Purpose Memory Controller can be used to connect Pseudo-SRAM devices
12 Documentation/devicetree/bindings/memory-controllers/omap-gpmc.txt
18 Child nodes need to specify the GPMC bus address width using the "bank-width"
20 specify the I/O registers address width. Even when the GPMC has a maximum 16-bit
21 address width, it supports devices with 32-bit word registers.
22 For example with an SMSC LAN911x/912x controller connected to the TI GPMC on an
23 OMAP2+ board, "bank-width = <2>;" and "reg-io-width = <4>;".
26 - bank-width: Address width of the device in bytes. GPMC supports 8-bit
27 and 16-bit devices and so must be either 1 or 2 bytes.
[all …]
/Documentation/sound/
Dalsa-configuration.rst2 Advanced Linux Sound Architecture - Driver Configuration guide
16 If you want to support the WaveTable functionality on cards such as
21 and "Debug" options. To check for memory leaks, turn on "Debug memory"
38 ----------
47 limiting card index for auto-loading (1-8);
49 For auto-loading more than one card, specify this option
50 together with snd-card-X aliases.
63 Module snd-pcm-oss
64 ------------------
86 regarding opening the device. When this option is non-zero,
[all …]
/Documentation/leds/
Dleds-lp3944.rst5 * National Semiconductor LP3944 Fun-light Chip
21 -----------
22 The LP3944 is a helper chip that can drive up to 8 leds, with two programmable
29 - period:
31 - duty cycle:
32 percentage of the period the led is on, from 0 to 100
37 LP3944 can be found on Motorola A910 smartphone, where it drives the rgb
42 -----
43 The chip is used mainly in embedded contexts, so this driver expects it is
46 To register the chip at address 0x60 on adapter 0, set the platform data
[all …]
/Documentation/devicetree/bindings/arm/
Datmel-sysregs.txt4 - compatible: Should be "atmel,sama5d2-chipid"
5 - reg : Should contain registers location and length
8 - compatible: Should be "atmel,at91sam9260-pit"
9 - reg: Should contain registers location and length
10 - interrupts: Should contain interrupt for the PIT which is the IRQ line
14 - compatible: Should be "atmel,at91rm9200-st", "syscon", "simple-mfd"
15 - reg: Should contain registers location and length
16 - interrupts: Should contain interrupt for the ST which is the IRQ line
18 - clocks: phandle to input clock.
20 - watchdog: compatible should be "atmel,at91rm9200-wdt"
[all …]
/Documentation/hwmon/
Damc6821.rst19 -----------
21 This driver implements support for the Texas Instruments amc6821 chip.
22 The chip has one on-chip and one remote temperature sensor and one pwm fan
29 temp1_input ro on-chip temperature
55 combination of the on-chip temperature and
56 remote-sensor temperature,
67 temp1_auto_point2_temp rw The low-temperature limit of the proportional
76 which depend on temp1_auto_point2_temp and
84 temp2_auto_point2_temp rw The low-temperature limit of the proportional
92 values which depend on temp2_auto_point2_temp
[all …]
Dw83793.rst10 Addresses scanned: I2C 0x2c - 0x2f
15 - Yuan Mu (Winbond Electronics)
16 - Rudolf Marek <r.marek@assembler.cz>
20 -----------------
26 settings. Use 'reset=1' to reset the chip when loading this module.
30 a certain chip. Typical usage is `force_subclients=0,0x2f,0x4a,0x4b`
31 to force the subclients of chip 0x2f on bus 0 to i2c addresses
36 -----------
43 (automatic fan speed control) on all temperature/PWM combinations, 2
44 sets of 6-pin CPU VID input.
[all …]
Dadm1025.rst10 Addresses scanned: I2C 0x2c - 0x2e
18 Addresses scanned: I2C 0x2c - 0x2d
24 * Only two possible addresses (0x2c - 0x2d).
29 - Chen-Yuan Wu <gwu@esoft.com>,
30 - Jean Delvare <jdelvare@suse.de>
33 -----------
36 monitor for microprocessor-based systems, providing measurement and limit
39 the processor core voltage. The ADM1025 can monitor a sixth power-supply
41 remote temperature-sensing diode and an on-chip temperature sensor allows
44 One specificity of this chip is that the pin 11 can be hardwired in two
[all …]
/Documentation/devicetree/bindings/mtd/
Dgpmc-nor.txt3 NOR flash connected to the TI GPMC (found on OMAP boards) are represented as
8 Documentation/devicetree/bindings/memory-controllers/omap-gpmc.txt
11 - bank-width: Width of NOR flash in bytes. GPMC supports 8-bit and
12 16-bit devices and so must be either 1 or 2 bytes.
13 - compatible: Documentation/devicetree/bindings/mtd/mtd-physmap.txt
14 - gpmc,cs-on-ns: Chip-select assertion time
15 - gpmc,cs-rd-off-ns: Chip-select de-assertion time for reads
16 - gpmc,cs-wr-off-ns: Chip-select de-assertion time for writes
17 - gpmc,oe-on-ns: Output-enable assertion time
18 - gpmc,oe-off-ns: Output-enable de-assertion time
[all …]
/Documentation/devicetree/bindings/hwmon/
Dg762.txt5 - "compatible": must be either "gmt,g762" or "gmt,g763"
6 - "reg": I2C bus address of the device
7 - "clocks": a fixed clock providing input clock frequency
8 on CLK pin of the chip.
12 - "fan_startv": fan startup voltage. Accepted values are 0, 1, 2 and 3.
15 - "pwm_polarity": pwm polarity. Accepted values are 0 (positive duty)
18 - "fan_gear_mode": fan gear mode. Supported values are 0, 1 and 2.
21 unmodified (e.g. u-boot installed value).
23 Additional information on operational parameters for the device is available
25 at http://natisbad.org/NAS/refs/GMT_EDS-762_763-080710-0.2.pdf.
[all …]
/Documentation/ABI/testing/
Dsysfs-driver-w1_ds28e171 What: /sys/bus/w1/devices/19-<id>/speed
5 Description: When written, this file sets the I2C speed on the connected
6 DS28E17 chip. When read, it reads the current setting from
7 the DS28E17 chip.
12 What: /sys/bus/w1/devices/19-<id>/stretch
17 the busy timeout for I2C operations on the connected DS28E17
18 chip. When read, returns the current setting.

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