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/Documentation/ABI/testing/
Dsysfs-bus-event_source-devices-dfl_fme5 Description: Read-only. Attribute group to describe the magic bits
7 (See ABI/testing/sysfs-bus-event_source-devices-format).
13 event = "config:0-11" - event ID
14 evtype = "config:12-15" - event type
15 portid = "config:16-23" - event source
19 fab_mmio_read = "event=0x06,evtype=0x02,portid=0xff"
21 It shows this fab_mmio_read is a fabric type (0x02) event with
22 0x06 local event id for overall monitoring (portid=0xff).
28 Description: Read-only. This file always returns cpu which the PMU is bound
35 Description: Read-only. Attribute group to describe performance monitoring
[all …]
/Documentation/devicetree/bindings/input/
Dbrcm,bcm-keypad.txt3 Broadcom Keypad controller is used to interface a SoC with a matrix-type
6 The keypad controller can sense a key-press and key-release and report the
9 This binding is based on the matrix-keymap binding with the following
12 keypad,num-rows and keypad,num-columns are required.
15 - compatible: should be "brcm,bcm-keypad"
17 - reg: physical base address of the controller and length of memory mapped
20 - interrupts: The interrupt number to the cpu.
23 - keypad,num-rows: Number of row lines connected to the keypad
26 - keypad,num-columns: Number of column lines connected to the
29 - col-debounce-filter-period: The debounce period for the Column filter.
[all …]
Dgoogle,cros-ec-keyb.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $id: http://devicetree.org/schemas/input/google,cros-ec-keyb.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Simon Glass <sjg@chromium.org>
12 - Benson Leung <bleung@chromium.org>
24 - description: ChromeOS EC with only buttons/switches
25 const: google,cros-ec-keyb-switches
26 - description: ChromeOS EC with keyboard and possibly buttons/switches
27 const: google,cros-ec-keyb
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Dadi,adp5588.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nuno Sá <nuno.sa@analog.com>
14 https://www.analog.com/media/en/technical-documentation/data-sheets/ADP5588.pdf
17 - $ref: matrix-keymap.yaml#
18 - $ref: input.yaml#
23 - adi,adp5587
24 - adi,adp5588
29 vcc-supply:
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/Documentation/devicetree/bindings/sound/
Dcs35l35.txt5 - compatible : "cirrus,cs35l35"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
13 - interrupts : IRQ line info CS35L35.
14 (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
17 - cirrus,boost-ind-nanohenry: Inductor value for boost converter. The value is
21 - reset-gpios : gpio used to reset the amplifier
23 - cirrus,stereo-config : Boolean to determine if there are 2 AMPs for a
26 - cirrus,audio-channel : Set Location of Audio Signal on Serial Port
27 0 = Data Packet received on Left I2S Channel
[all …]
Dcs35l36.txt5 - compatible : "cirrus,cs35l36"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
13 - cirrus,boost-ctl-millivolt : Boost Voltage Value. Configures the boost
18 - cirrus,boost-peak-milliamp : Boost-converter peak current limit in mA.
24 - cirrus,boost-ind-nanohenry : Inductor estimation LBST reference value.
32 - cirrus,multi-amp-mode : Boolean to determine if there are more than
33 one amplifier in the system. If more than one it is best to Hi-Z the ASP
36 - cirrus,boost-ctl-select : Boost converter control source selection.
39 0x00 - Control Port Value
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/Documentation/devicetree/bindings/net/
Dmarvell-bt-8xxx.txt2 ------
9 - compatible : should be one of the following:
10 * "marvell,sd8897-bt" (for SDIO)
11 * "marvell,sd8997-bt" (for SDIO)
16 - marvell,cal-data: Calibration data downloaded to the device during
20 - marvell,wakeup-pin: It represents wakeup pin number of the bluetooth chip.
22 - marvell,wakeup-gap-ms: wakeup gap represents wakeup latency of the host
25 - interrupt-names: Used only for USB based devices (See below)
26 - interrupts : specifies the interrupt pin number to the cpu. For SDIO, the
29 named "wakeup" from the interrupt-names and interrupt arrays.
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/Documentation/admin-guide/media/
Dsi476x.rst1 .. SPDX-License-Identifier: GPL-2.0
12 -------------------
14 - According to the SiLabs' datasheet it is possible to update the
15 firmware of the radio chip in the run-time, thus bringing it to the
23 -------------------------------
31 * /sys/kernel/debug/<device-name>/acf
41 0x00 blend_int Flag, set when stereo separation has
43 0x01 hblend_int Flag, set when HiBlend cutoff
45 0x02 hicut_int Flag, set when HiCut cutoff
47 0x03 chbw_int Flag, set when channel filter
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/Documentation/devicetree/bindings/iio/adc/
Dqcom,pm8018-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/qcom,pm8018-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
19 - qcom,pm8018-adc
20 - qcom,pm8038-adc
21 - qcom,pm8058-adc
22 - qcom,pm8921-adc
27 ADC base address in the PMIC, typically 0x197.
[all …]
/Documentation/i2c/
Dslave-testunit-backend.rst1 .. SPDX-License-Identifier: GPL-2.0
7 by Wolfram Sang <wsa@sang-engineering.com> in 2020
11 easy to obtain). Examples include multi-master testing, and SMBus Host Notify
19 Instantiating the device is regular. Example for bus 0, address 0x30::
21 # echo "slave-testunit 0x1030" > /sys/bus/i2c/devices/i2c-0/new_device
30 compatible = "slave-testunit";
31 reg = <(0x30 | I2C_OWN_SLAVE_ADDRESS)>;
36 byte. Its value is 0 if the testunit is idle, otherwise the command number of
39 When writing, the device consists of 4 8-bit registers and, except for some
43 .. csv-table::
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/Documentation/devicetree/bindings/net/dsa/
Dmarvell,mv88e6060.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andrew Lunn <andrew@lunn.ch>
15 MDIO address of the switch to be 0x10 or 0x00, and on the MDIO bus
17 independent devices on address 0x00-0x04 or 0x10-0x14, so in difference
31 reset-gpios:
37 - $ref: dsa.yaml#/$defs/ethernet-ports
40 - compatible
41 - reg
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/Documentation/networking/
Dmac80211-injection.rst1 .. SPDX-License-Identifier: GPL-2.0
16 ./Documentation/networking/radiotap-headers.rst.
75 0x00, 0x00, // <-- radiotap version
76 0x0b, 0x00, // <- radiotap header length
77 0x04, 0x0c, 0x00, 0x00, // <-- bitmap
78 0x6c, // <-- rate
79 0x0c, //<-- tx power
80 0x01 //<-- antenna
85 0x08, 0x01, 0x00, 0x00,
86 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
[all …]
Dradiotap-headers.rst1 .. SPDX-License-Identifier: GPL-2.0
8 ------------------------------------
10 Radiotap headers are variable-length and extensible, you can get most of the
19 -----------------------
24 the header for argument index 0 (IEEE80211_RADIOTAP_TSFT) is present in the
29 < 8-byte ieee80211_radiotap_header >
44 --------------------------
50 - the arguments are all stored little-endian!
52 - the argument payload for a given argument index has a fixed size. So
53 IEEE80211_RADIOTAP_TSFT being present always indicates an 8-byte argument is
[all …]
/Documentation/devicetree/bindings/hwmon/
Dnpcm750-pwm-fan.txt3 The Nuvoton BMC NPCM7XX supports 8 Pulse-width modulation (PWM)
6 The Nuvoton BMC NPCM8XX supports 12 Pulse-width modulation (PWM)
9 Required properties for pwm-fan node
10 - #address-cells : should be 1.
11 - #size-cells : should be 0.
12 - compatible : "nuvoton,npcm750-pwm-fan" for Poleg NPCM7XX.
13 : "nuvoton,npcm845-pwm-fan" for Arbel NPCM8XX.
14 - reg : specifies physical base address and size of the registers.
15 - reg-names : must contain:
18 - clocks : phandle of reference clocks.
[all …]
/Documentation/devicetree/bindings/usb/
Dqcom,pmic-typec.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/qcom,pmic-typec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm PMIC based USB Type-C block
10 - Bryan O'Donoghue <bryan.odonoghue@linaro.org>
13 Qualcomm PMIC Type-C block
18 - enum:
19 - qcom,pmi632-typec
20 - qcom,pm8150b-typec
[all …]
/Documentation/devicetree/bindings/soundwire/
Dqcom,soundwire.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11 - Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
19 - qcom,soundwire-v1.3.0
20 - qcom,soundwire-v1.5.0
21 - qcom,soundwire-v1.5.1
22 - qcom,soundwire-v1.6.0
23 - qcom,soundwire-v1.7.0
[all …]
/Documentation/usb/
Dgadget_hid.rst21 HID function descriptors you want to use - E.G. something
29 .subclass = 0, /* No subclass */
34 0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */
35 0x09, 0x06, /* USAGE (Keyboard) */
36 0xa1, 0x01, /* COLLECTION (Application) */
37 0x05, 0x07, /* USAGE_PAGE (Keyboard) */
38 0x19, 0xe0, /* USAGE_MINIMUM (Keyboard LeftControl) */
39 0x29, 0xe7, /* USAGE_MAXIMUM (Keyboard Right GUI) */
40 0x15, 0x00, /* LOGICAL_MINIMUM (0) */
41 0x25, 0x01, /* LOGICAL_MAXIMUM (1) */
[all …]
Dgadget_uvc.rst6 --------
8 connection. It is intended to run on a Linux system that has USB device-side
24 -----------------------------
29 ---------------------------------------
35 see Documentation/ABI/testing/configfs-usb-gadget-uvc
47 .. code-block:: bash
52 FUNCTION="$GADGET/functions/uvc.0"
54 mkdir -p $FUNCTION
72 uvc.0 +
99 .. code-block:: bash
[all …]
/Documentation/devicetree/bindings/mfd/
Dst,stmpe.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
15 - Linus Walleij <linus.walleij@linaro.org>
18 - $ref: /schemas/spi/spi-peripheral-props.yaml#
23 - st,stmpe601
24 - st,stmpe801
25 - st,stmpe811
26 - st,stmpe1600
27 - st,stmpe1601
[all …]
/Documentation/bpf/
Dclassic_vs_extended.rst12 - Number of registers increase from 2 to 10:
15 new layout extends this to be 10 internal registers and a read-only frame
16 pointer. Since 64-bit CPUs are passing arguments to functions via registers
17 the number of args from eBPF program to in-kernel function is restricted
18 to 5 and one register is used to accept return value from an in-kernel
20 sparcv9/mips64 have 7 - 8 registers for arguments; x86_64 has 6 callee saved
25 64-bit architectures.
27 On 32-bit architectures JIT may map programs that use only 32-bit arithmetic
30 R0 - R5 are scratch registers and eBPF program needs spill/fill them if
33 call predefined in-kernel functions, though.
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/Documentation/devicetree/bindings/pci/
Dmvebu-pci.txt5 - compatible: one of the following values:
6 marvell,armada-370-pcie
7 marvell,armada-xp-pcie
8 marvell,dove-pcie
9 marvell,kirkwood-pcie
10 - #address-cells, set to <3>
11 - #size-cells, set to <2>
12 - #interrupt-cells, set to <1>
13 - bus-range: PCI bus numbers covered
14 - device_type, set to "pci"
[all …]
Dnvidia,tegra20-pcie.txt4 - compatible: Must be:
5 - "nvidia,tegra20-pcie": for Tegra20
6 - "nvidia,tegra30-pcie": for Tegra30
7 - "nvidia,tegra124-pcie": for Tegra124 and Tegra132
8 - "nvidia,tegra210-pcie": for Tegra210
9 - "nvidia,tegra186-pcie": for Tegra186
10 - power-domains: To ungate power partition by BPMP powergate driver. Must
13 - device_type: Must be "pci"
14 - reg: A list of physical base address and length for each set of controller
15 registers. Must contain an entry for each entry in the reg-names property.
[all …]
/Documentation/devicetree/bindings/input/touchscreen/
Dcypress,cy8ctma340.yaml1 # 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
[all …]
/Documentation/devicetree/bindings/clock/
Dti,lmk04832.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Beguin <liambeguin@gmail.com>
21 - ti,lmk04832
26 '#address-cells':
29 '#size-cells':
30 const: 0
32 '#clock-cells':
35 spi-max-frequency:
[all …]
/Documentation/arch/arm/samsung/
Dbootloader-interface.rst14 In the document "boot loader" means any of following: U-boot, proprietary
19 1. Non-Secure mode
26 0x08 exynos_cpu_resume_ns, mcpm_entry_point System suspend
27 0x0c 0x00000bad (Magic cookie) System suspend
28 0x1c exynos4_secondary_startup Secondary CPU boot
29 0x1c + 4*cpu exynos4_secondary_startup (Exynos4412) Secondary CPU boot
30 0x20 0xfcba0d10 (Magic cookie) AFTR
31 0x24 exynos_cpu_resume_ns AFTR
32 0x28 + 4*cpu 0x8 (Magic cookie, Exynos3250) AFTR
33 0x28 0x0 or last value during resume (Exynos542x) System suspend
[all …]

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