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/Documentation/devicetree/bindings/arm/bcm/
Draspberrypi,bcm2835-firmware.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/arm/bcm/raspberrypi,bcm2835-firmware.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Raspberry Pi VideoCore firmware driver
10 - Eric Anholt <eric@anholt.net>
11 - Stefan Wahren <wahrenst@gmx.net>
17 const: raspberrypi,bcm2835-firmware
20 - compatible
25 - const: raspberrypi,bcm2835-firmware
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/Documentation/ABI/testing/
Dsysfs-driver-chromeos-acpi6 Returns active EC firmware of current boot (boolean).
9 0 Read only (recovery) firmware.
10 1 Rewritable firmware.
18 Returns main firmware type for current boot (integer).
33 switches when the firmware is booted (integer).
38 4 Recovery button was pressed (EC firmware).
40 512 Firmware write protection was disabled.
49 processor firmware flashmap.
56 Returns firmware version for the read-only portion of the
57 main processor firmware.
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/Documentation/firmware-guide/acpi/
Dchromeos-acpi-device.rst1 .. SPDX-License-Identifier: GPL-2.0
11 .. flat-table:: Supported ACPI Objects
13 :header-rows: 1
15 * - Object
16 - Description
18 * - CHSW
19 - Chrome OS switch positions
21 * - HWID
22 - Chrome OS hardware ID
24 * - FWID
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/Documentation/devicetree/bindings/firmware/xilinx/
Dxlnx,zynqmp-firmware.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/firmware/xilinx/xlnx,zynqmp-firmware.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Xilinx firmware driver
10 - Nava kishore Manne <nava.kishore.manne@amd.com>
12 description: The zynqmp-firmware node describes the interface to platform
13 firmware. ZynqMP has an interface to communicate with secure firmware.
14 Firmware driver provides an interface to firmware APIs. Interface APIs
23 - description: For implementations complying for Zynq Ultrascale+ MPSoC.
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/Documentation/devicetree/bindings/net/nfc/
Dnxp,pn544.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
14 const: nxp,pn544-i2c
22 enable-gpios:
23 description: Output GPIO pin used for enabling/disabling the PN544
26 firmware-gpios:
27 description: Output GPIO pin used to enter firmware download mode
31 - compatible
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Dnxp,nci.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
15 - const: nxp,nxp-nci-i2c
16 - items:
17 - enum:
18 - nxp,nq310
19 - nxp,pn547
20 - const: nxp,nxp-nci-i2c
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/Documentation/admin-guide/
Dbtmrvl.rst14 bit 8:0 -- Gap
15 bit 16:8 -- GPIO
17 where GPIO is the pin number of GPIO used to wake up the host.
18 It could be any valid GPIO pin# (e.g. 0-7) or 0xff (SDIO interface
30 # Use GPIO pin #3 to wake up the host and set GAP to 0xff:
39 1 -- Enable auto sleep mode
40 0 -- Disable auto sleep mode
54 These commands are used to enable host sleep or wake up firmware
58 1 -- Enable host sleep
59 0 -- Wake up firmware
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/Documentation/devicetree/bindings/net/bluetooth/
Damlogic,w155s2-bt.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/net/bluetooth/amlogic,w155s2-bt.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 The W155S2 is an Amlogic Bluetooth and Wi-Fi combo chip. It works on
12 the standard H4 protocol via a 4-wire UART interface, with baud rates
16 - Yang Li <yang.li@amlogic.com>
21 - items:
22 - enum:
23 - amlogic,w265s1-bt
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Dqualcomm-bluetooth.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/bluetooth/qualcomm-bluetooth.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Balakrishna Godavarthi <quic_bgodavar@quicinc.com>
11 - Rocky Liao <quic_rjliao@quicinc.com>
14 This binding describes Qualcomm UART-attached bluetooth chips.
19 - qcom,qca2066-bt
20 - qcom,qca6174-bt
21 - qcom,qca9377-bt
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/Documentation/devicetree/bindings/net/wireless/
Dbrcm,bcm4329-fmac.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/wireless/brcm,bcm4329-fmac.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Arend van Spriel <arend@broadcom.com>
19 - $ref: ieee80211.yaml#
24 - items:
25 - enum:
26 - brcm,bcm43143-fmac
27 - brcm,bcm4341b0-fmac
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/Documentation/devicetree/bindings/firmware/
Dfsl,scu.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/firmware/fsl,scu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NXP i.MX System Controller Firmware (SCFW)
10 - Dong Aisheng <aisheng.dong@nxp.com>
13 The System Controller Firmware (SCFW) is a low-level system function
14 which runs on a dedicated Cortex-M core to provide power, clock, and
17 The AP communicates with the SC using a multi-ported MU module found
21 with the LSIO DSC IP bus. The SC firmware will communicate with this MU
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/Documentation/devicetree/bindings/gpio/
Dfsl,imx8qxp-sc-gpio.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/fsl,imx8qxp-sc-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO driver over IMX SCU firmware API
10 - Shenwei Wang <shenwei.wang@nxp.com>
19 - fsl,imx8qxp-sc-gpio
21 "#gpio-cells":
24 gpio-controller: true
27 - compatible
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Dxlnx,zynqmp-gpio-modepin.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/xlnx,zynqmp-gpio-modepin.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ZynqMP Mode Pin GPIO controller
10 PS_MODE is 4-bits boot mode pins sampled on POR deassertion. Mode Pin
11 GPIO controller with configurable from numbers of pins (from 0 to 3 per
15 - Mubin Sayyed <mubin.sayyed@amd.com>
16 - Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>
20 const: xlnx,zynqmp-gpio-modepin
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/Documentation/devicetree/bindings/pci/
Dpci.txt3 PCI Bus Binding to: IEEE Std 1275-1994
4 https://www.devicetree.org/open-firmware/bindings/pci/pci2_1.pdf
8 Open Firmware Recommended Practice: Interrupt Mapping
9 https://www.devicetree.org/open-firmware/practice/imap/imap0_9d.pdf
14 - linux,pci-domain:
21 - max-link-speed:
27 - reset-gpios:
28 If present this property specifies PERST# GPIO. Host drivers can parse the
29 GPIO and apply fundamental reset to endpoints.
30 - supports-clkreq:
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/Documentation/devicetree/bindings/soc/ti/
Dwkup-m3-ipc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/soc/ti/wkup-m3-ipc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dave Gerlach <d-gerlach@ti.com>
11 - Drew Fustini <dfustini@baylibre.com>
14 The TI AM33xx and AM43xx family of devices use a small Cortex M3 co-processor
17 C-states for CPU Idle. Once the wkup_m3_ipc driver uses the wkup_m3_rproc driver
27 Support for VTT Toggle with GPIO pin
29 On some boards like the AM335x EVM-SK and the AM437x GP EVM, a GPIO pin is
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/Documentation/devicetree/bindings/fpga/
Dlattice-ice40-fpga-mgr.txt4 - compatible: Should contain "lattice,ice40-fpga-mgr"
5 - reg: SPI chip select
6 - spi-max-frequency: Maximum SPI frequency (>=1000000, <=25000000)
7 - cdone-gpios: GPIO input connected to CDONE pin
8 - reset-gpios: Active-low GPIO output connected to CRESET_B pin. Note
9 that unless the GPIO is held low during startup, the
12 bus until the firmware is loaded.
16 compatible = "lattice,ice40-fpga-mgr";
18 spi-max-frequency = <1000000>;
19 cdone-gpios = <&gpio 24 GPIO_ACTIVE_HIGH>;
[all …]
/Documentation/devicetree/bindings/tpm/
Dtpm-common.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/tpm/tpm-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lukas Wunner <lukas@wunner.de>
14 pattern: '^tpm(@[0-9a-f]+)?$'
23 linux,sml-base:
25 base address of reserved memory allocated for firmware event log
28 linux,sml-size:
30 size of reserved memory allocated for firmware event log
[all …]
/Documentation/devicetree/bindings/usb/
Dcypress,cypd4226.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Cypress cypd4226 Type-C Controller
10 - Wayne Chang <waynec@nvidia.com>
13 The Cypress cypd4226 is a dual Type-C controller that is controlled
20 '#address-cells':
23 '#size-cells':
31 - description: cypd4226 host interrupt
33 firmware-name:
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Dti,tps6598x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Texas Instruments 6598x Type-C Port Switch and Power Delivery controller
10 - Bryan O'Donoghue <bryan.odonoghue@linaro.org>
13 Texas Instruments 6598x Type-C Port Switch and Power Delivery controller
21 - ti,tps6598x
22 - apple,cd321x
23 - ti,tps25750
28 - description: main PD controller address
[all …]
/Documentation/devicetree/bindings/mtd/
Dmtd-physmap.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mtd/mtd-physmap.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: CFI or JEDEC memory-mapped NOR flash, MTD-RAM (NVRAM...)
10 - Rob Herring <robh@kernel.org>
17 - $ref: mtd.yaml#
18 - $ref: /schemas/memory-controllers/mc-peripheral-props.yaml#
23 - items:
24 - enum:
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/Documentation/devicetree/bindings/sound/
Dadi,adau1701.txt5 - compatible: Should contain "adi,adau1701"
6 - reg: The i2c address. Value depends on the state of ADDR0
11 - reset-gpio: A GPIO spec to define which pin is connected to the
14 - adi,pll-mode-gpios: An array of two GPIO specs to describe the GPIOs
18 firmware is loaded.
19 - adi,pin-config: An array of 12 numerical values selecting one of the
23 - avdd-supply: Power supply for AVDD, providing 3.3V
24 - dvdd-supply: Power supply for DVDD, providing 3.3V
32 reset-gpio = <&gpio 23 0>;
33 avdd-supply = <&vdd_3v3_reg>;
[all …]
/Documentation/hwmon/
Draspberrypi-hwmon.rst1 Kernel driver raspberrypi-hwmon
6 * Raspberry Pi A+ (via GPIO on SoC)
7 * Raspberry Pi B+ (via GPIO on SoC)
8 * Raspberry Pi 2 B (via GPIO on SoC)
9 * Raspberry Pi 3 B (via GPIO on port expander)
15 -----------
17 This driver periodically polls a mailbox property of the VC4 firmware to detect
21 -------------
/Documentation/devicetree/bindings/input/touchscreen/
Dsilead,gsl1680.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dmitry Torokhov <dmitry.torokhov@gmail.com>
13 - $ref: touchscreen.yaml#
18 - silead,gsl1680
19 - silead,gsl1688
20 - silead,gsl3670
21 - silead,gsl3675
22 - silead,gsl3692
[all …]
/Documentation/devicetree/bindings/
Dincomplete-devices.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/incomplete-devices.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
16 Examples are devices using ACPI PRP0001 with non-updatable firmware/ACPI
17 tables or old PowerPC platforms without in-tree DTS.
21 un-approved compatible.
24 even if they come from immutable firmware.
29 - description:
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/Documentation/devicetree/bindings/soc/qcom/
Dqcom,pmic-glink.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/soc/qcom/qcom,pmic-glink.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm PMIC GLINK firmware interface for battery management, USB
8 Type-C and other things.
11 - Bjorn Andersson <andersson@kernel.org>
15 platforms and implement USB Type-C handling and battery management. This
17 firmware and connect it's resources to those described in the Devicetree,
18 particularly the USB Type-C controllers relationship with USB and DisplayPort
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