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/Documentation/admin-guide/media/
Dqcom_camss.rst1 .. SPDX-License-Identifier: GPL-2.0
9 ------------
25 ----------------------------------
30 - 2 / 3 CSIPHY modules. They handle the Physical layer of the CSI2 receivers.
32 - 2 / 4 CSID (CSI Decoder) modules. They handle the Protocol and Application
36 - ISPIF (ISP Interface) module. Handles the routing of the data streams from
38 - 1 / 2 VFE (Video Front End) module(s). Contain a pipeline of image processing
48 -----------------------
52 - Input from camera sensor via CSIPHY;
53 - Generation of test input data by the TG in CSID;
[all …]
Dfimc.rst1 .. SPDX-License-Identifier: GPL-2.0
8 Copyright |copy| 2012 - 2013 Samsung Electronics Co., Ltd.
17 drivers/media/platform/samsung/exynos4-is directory.
20 --------------
22 S5PC100 (mem-to-mem only), S5PV210, Exynos4210
25 ------------------
27 - camera parallel interface capture (ITU-R.BT601/565);
28 - camera serial interface capture (MIPI-CSI2);
29 - memory-to-memory processing (color space conversion, scaling, mirror
31 - dynamic pipeline re-configuration at runtime (re-attachment of any FIMC
[all …]
Dbuilding.rst1 .. SPDX-License-Identifier: GPL-2.0
8 distribution-specific source file or via the Kernel's main git tree\ [1]_.
12 - you're a braveheart and want to experiment with new stuff;
13 - if you want to report a bug;
14 - if you're developing new patches
23 https://linuxtv.org/wiki/index.php/How_to_Obtain,_Build_and_Install_V4L-DVB_Device_Drivers
50 Device Drivers --->
51 <M> Remote Controller support --->
54 [*] HDMI CEC drivers --->
55 <*> Multimedia support --->
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Dipu6-isys.rst1 .. SPDX-License-Identifier: GPL-2.0
9 Copyright |copy| 2023--2024 Intel Corporation
26 Intel IPU6 is made up of two components - Input System (ISYS) and Processing
29 The Input System mainly works as MIPI CSI-2 receiver which receives and
32 There are 2 driver modules - intel-ipu6 and intel-ipu6-isys. intel-ipu6 is an
34 firmware authentication, DMA mapping and IPU-MMU (internal Memory mapping Unit)
36 sub-device interfaces. The IPU6 ISYS driver supports camera sensors connected
37 to the IPU6 ISYS through V4L2 sub-device sensor drivers.
39 .. Note:: See Documentation/driver-api/media/drivers/ipu6.rst for more
45 The Input System driver mainly configures CSI-2 D-PHY, constructs the firmware
[all …]
/Documentation/devicetree/bindings/net/
Dkeystone-netcp.txt6 switch sub-module to send and receive packets. NetCP also includes a packet
13 includes a 3-port Ethernet switch sub-module capable of 10Gb/s and 1Gb/s rates
16 Keystone NetCP driver has a plug-in module architecture where each of the NetCP
17 sub-modules exist as a loadable kernel module which plug in to the netcp core.
18 These sub-modules are represented as "netcp-devices" in the dts bindings. It is
19 mandatory to have the ethernet switch sub-module for the ethernet interface to
20 be operational. Any other sub-module like the PA is optional.
24 -----------------------------
26 -----------------------------
28 |-> NetCP Devices -> |
[all …]
/Documentation/devicetree/bindings/remoteproc/
Dti,davinci-rproc.txt4 The TI Davinci family of SoCs usually contains a TI DSP Core sub-system that
5 is used to offload some of the processor-intensive tasks or algorithms, for
8 The processor cores in the sub-system usually contain additional sub-modules
15 Each DSP Core sub-system is represented as a single DT node.
18 --------------------
21 - compatible: Should be one of the following,
22 "ti,da850-dsp" for DSPs on OMAP-L138 SoCs
24 - reg: Should contain an entry for each value in 'reg-names'.
27 the parent node's '#address-cells' and '#size-cells' values.
29 - reg-names: Should contain strings with the following names, each
[all …]
Dti,omap-remoteproc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/ti,omap-remoteproc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Suman Anna <s-anna@ti.com>
13 The OMAP family of SoCs usually have one or more slave processor sub-systems
14 that are used to offload some of the processor-intensive tasks, or to manage
17 The processor cores in the sub-system are usually behind an IOMMU, and may
18 contain additional sub-modules like Internal RAM and/or ROMs, L1 and/or L2
21 The OMAP SoCs usually have a DSP processor sub-system and/or an IPU processor
[all …]
Dti,k3-dsp-rproc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/ti,k3-dsp-rproc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Suman Anna <s-anna@ti.com>
13 The TI K3 family of SoCs usually have one or more TI DSP Core sub-systems
14 that are used to offload some of the processor-intensive tasks or algorithms,
17 These processor sub-systems usually contain additional sub-modules like
23 Each DSP Core sub-system is represented as a single DT node. Each node has a
31 - ti,am62a-c7xv-dsp
[all …]
Dti,keystone-rproc.txt5 sub-systems that are used to offload some of the processor-intensive tasks or
8 These processor sub-systems usually contain additional sub-modules like L1
15 Each DSP Core sub-system is represented as a single DT node, and should also
22 --------------------
25 - compatible: Should be one of the following,
26 "ti,k2hk-dsp" for DSPs on Keystone 2 66AK2H/K SoCs
27 "ti,k2l-dsp" for DSPs on Keystone 2 66AK2L SoCs
28 "ti,k2e-dsp" for DSPs on Keystone 2 66AK2E SoCs
29 "ti,k2g-dsp" for DSPs on Keystone 2 66AK2G SoCs
31 - reg: Should contain an entry for each value in 'reg-names'.
[all …]
/Documentation/devicetree/bindings/gpio/
Dsprd,gpio-eic.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/gpio/sprd,gpio-eic.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Orson Zhai <orsonzhai@gmail.com>
12 - Baolin Wang <baolin.wang7@gmail.com>
13 - Chunyan Zhang <zhang.lyra@gmail.com>
19 controller contains 4 sub-modules, i.e. EIC-debounce, EIC-latch, EIC-async and
20 EIC-sync. But the PMIC EIC controller contains only one EIC-debounce sub-
23 The EIC-debounce sub-module provides up to 8 source input signal
[all …]
/Documentation/userspace-api/media/v4l/
Dopen.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
22 the hardware, which may also expose device nodes, called V4L2 sub-devices.
24 When such V4L2 sub-devices are exposed, they allow controlling those
25 other hardware components - usually connected via a serial bus (like
26 I²C, SMBus or SPI). Depending on the bridge driver, those sub-devices
29 :ref:`V4L2 sub-devices <subdev>`.
32 :ref:`Media Controller <media_controller>` are called **MC-centric**
34 are called **video-node-centric**.
36 Userspace can check if a V4L2 hardware peripheral is MC-centric by
38 :ref:`device_caps field <device-capabilities>`.
[all …]
/Documentation/devicetree/bindings/soc/ti/
Dti,pruss.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 TI Programmable Real-Time Unit and Industrial Communication Subsystem
11 - Suman Anna <s-anna@ti.com>
15 The Programmable Real-Time Unit and Industrial Communication Subsystem
16 (PRU-ICSS a.k.a. PRUSS) is present on various TI SoCs such as AM335x, AM437x,
17 Keystone 66AK2G, OMAP-L138/DA850 etc. A PRUSS consists of dual 32-bit RISC
18 cores (Programmable Real-Time Units, or PRUs), shared RAM, data and
19 instruction RAMs, some internal peripheral modules to facilitate industrial
[all …]
/Documentation/userspace-api/netlink/
Dnetlink-raw.rst1 .. SPDX-License-Identifier: BSD-3-Clause
8 families such as ``NETLINK_ROUTE`` which use the ``netlink-raw`` protocol
14 The netlink-raw schema extends the :doc:`genetlink-legacy <genetlink-legacy>`
17 information. The raw netlink families also make use of type-specific
18 sub-messages.
21 -------
29 .. code-block:: yaml
31 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
33 name: rt-addr
34 protocol: netlink-raw
[all …]
/Documentation/devicetree/bindings/arm/freescale/
Dfsl,vf610-mscm-ir.txt1 Freescale Vybrid Miscellaneous System Control - Interrupt Router
3 The MSCM IP contains multiple sub modules, this binding describes the second
8 which comes with a Cortex-A5/Cortex-M4 combination).
11 - compatible: "fsl,vf610-mscm-ir"
12 - reg: the register range of the MSCM Interrupt Router
13 - fsl,cpucfg: The handle to the MSCM CPU configuration node, required
15 - interrupt-controller: Identifies the node as an interrupt controller
16 - #interrupt-cells: Two cells, interrupt number and cells.
23 mscm_ir: interrupt-controller@40001800 {
24 compatible = "fsl,vf610-mscm-ir";
[all …]
/Documentation/devicetree/bindings/mfd/
Dmt6397.txt3 MT6397/MT6323 is a multifunction device with the following sub modules:
4 - Regulator
5 - RTC
6 - Audio codec
7 - GPIO
8 - Clock
9 - LED
10 - Keys
11 - Power controller
18 This document describes the binding for MFD device and its sub module.
[all …]
Dmax77650.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MAX77650 ultra low-power PMIC from Maxim Integrated.
10 - Bartosz Golaszewski <bgolaszewski@baylibre.com>
13 MAX77650 is an ultra-low power PMIC providing battery charging and power
14 supply for low-power IoT and wearable applications.
16 The GPIO-controller module is represented as part of the top-level PMIC
19 For device-tree bindings of other sub-modules (regulator, power supply,
21 sub-system directories.
[all …]
Dmax77620.txt4 -------------------
5 - compatible: Must be one of
9 - reg: I2C device address.
12 -------------------
13 - interrupts: The interrupt on the parent the controller is
15 - interrupt-controller: Marks the device node as an interrupt controller.
16 - #interrupt-cells: is <2> and their usage is compliant to the 2 cells
17 variant of <../interrupt-controller/interrupts.txt>
19 are defined at dt-bindings/mfd/max77620.h.
21 - system-power-controller: Indicates that this PMIC is controlling the
[all …]
Dmediatek,mt6357.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Flora Fu <flora.fu@mediatek.com>
11 - Alexandre Mergnat <amergnat@baylibre.com>
18 This is a multifunction device with the following sub modules:
19 - Regulator
20 - RTC
21 - Keys
35 interrupt-controller: true
[all …]
/Documentation/sound/designs/
Dprocfile.rst15 card-specific files are stored in the ``card*`` subdirectories.
28 modules
40 ``<card>-<device>: <name>``
44 ``<card>-<device>: <id>: <name> : <sub-streams>``
61 The card-specific files are found in ``/proc/asound/card*`` directories.
81 mapping by writing to this device. Read OSS-Emulation.txt for
123 ``card*/pcm*/sub*/info``
124 The general information of this PCM sub-stream.
126 ``card*/pcm*/sub*/status``
127 The current status of this PCM sub-stream, elapsed time,
[all …]
/Documentation/usb/
Dacm.rst23 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 Should you need to contact me, the author, you can do so either by e-mail -
34 The drivers/usb/class/cdc-acm.c drivers works with USB modems and USB ISDN terminal
40 - 3Com OfficeConnect 56k
41 - 3Com Voice FaxModem Pro
42 - 3Com Sportster
43 - MultiTech MultiModem 56k
44 - Zoom 2986L FaxModem
45 - Compaq 56k FaxModem
46 - ELSA Microlink 56k
[all …]
Dgadget_configfs.rst50 http://www.spinics.net/lists/linux-usb/msg76388.html)
55 $ mount none $CONFIGFS_HOME -t configfs
60 -----------------------
104 ------------------------------
134 -------------------------
150 Each function provides its specific set of attributes, with either read-only
151 or read-write access. Where applicable they need to be written to as
153 Please refer to Documentation/ABI/testing/configfs-usb-gadget for more information.
156 ------------------------------------------------------
164 $ ln -s functions/<name>.<instance name> configs/<name>.<number>
[all …]
Dgadget_serial.rst7 (updated 8-May-2008 for v2.3)
11 ----------------------
25 MA 02111-1307 USA.
35 -------------
45 gadget and usb drivers as modules.
55 --------
65 --------------------------------------
66 | Host-Side CDC ACM USB Host |
68 | System | Generic USB | Driver |--------
71 -------------------------------------- |
[all …]
/Documentation/devicetree/bindings/pinctrl/
Dcnxt,cx92755-pinctrl.txt4 modules in the Conexant Digicolor CX92755 SoCs. The CX92755 in one of the
11 - compatible: Must be "cnxt,cx92755-pinctrl"
12 - reg: Base address of the General Purpose Pin Mapping register block and the
14 - gpio-controller: Marks the device node as a GPIO controller.
15 - #gpio-cells: Must be <2>. The first cell is the pin number and the
16 second cell is used to specify flags. See include/dt-bindings/gpio/gpio.h
22 compatible = "cnxt,cx92755-pinctrl";
24 gpio-controller;
25 #gpio-cells = <2>;
36 Each pin configuration node is a sub-node of the pin controller node and is a
[all …]
/Documentation/filesystems/
Drelay.rst1 .. SPDX-License-Identifier: GPL-2.0
9 to userspace via user-defined 'relay channels'.
11 A 'relay channel' is a kernel->user data relay mechanism implemented
12 as a set of per-cpu kernel buffers ('channel buffers'), each
25 filtering - this also is left to the kernel client. The purpose is to
30 functions in the relay interface code - please see that for details.
36 sub-buffers. Messages are written to the first sub-buffer until it is
38 the next (if available). Messages are never split across sub-buffers.
40 sub-buffer, while the kernel continues writing to the next.
42 When notified that a sub-buffer is full, the kernel knows how many
[all …]
/Documentation/devicetree/bindings/soc/mediatek/
Dmediatek,mutex.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chun-Kuang Hu <chunkuang.hu@kernel.org>
11 - Philipp Zabel <p.zabel@pengutronix.de>
15 Start Of Frame (SOF) / End Of Frame (EOF) to each sub-modules on the display
27 - mediatek,mt2701-disp-mutex
28 - mediatek,mt2712-disp-mutex
29 - mediatek,mt6795-disp-mutex
30 - mediatek,mt8167-disp-mutex
[all …]

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