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/linux-5.10/Documentation/devicetree/bindings/iio/resolver/
Dad2s90.txt1 Analog Devices AD2S90 Resolver-to-Digital Converter
6 - compatible: should be "adi,ad2s90"
7 - reg: SPI chip select number for the device
8 - spi-max-frequency: set maximum clock frequency, must be 830000
9 - spi-cpol and spi-cpha:
10 Either SPI mode (0,0) or (1,1) must be used, so specify none or both of
11 spi-cpha, spi-cpol.
14 Documentation/devicetree/bindings/spi/spi-bus.txt
16 Note about max frequency:
17 Chip's max frequency, as specified in its datasheet, is 2Mhz. But a 600ns
[all …]
/linux-5.10/Documentation/devicetree/bindings/spi/
Dqcom,spi-qup.txt1 Qualcomm Universal Peripheral (QUP) Serial Peripheral Interface (SPI)
4 and an input FIFO) for serial peripheral interface (SPI) mini-core.
6 SPI in master mode supports up to 50MHz, up to four chip selects, programmable
10 - compatible: Should contain:
11 "qcom,spi-qup-v1.1.1" for 8660, 8960 and 8064.
12 "qcom,spi-qup-v2.1.1" for 8974 and later
13 "qcom,spi-qup-v2.2.1" for 8974 v2 and later.
15 - reg: Should contain base register location and length
16 - interrupts: Interrupt number used by this controller
18 - clocks: Should contain the core clock and the AHB clock.
[all …]
Dspi-mux.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-mux.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic SPI Multiplexer
10 This binding describes a SPI bus multiplexer to route the SPI chip select
11 signals. This can be used when you need more devices than the SPI controller
13 setting of the multiplexer to a channel needs to be done by a specific SPI mux
16 MOSI /--------------------------------+--------+--------+--------\
17 MISO |/------------------------------+|-------+|-------+|-------\|
[all …]
/linux-5.10/arch/arm64/boot/dts/freescale/
Dfsl-ls1028a-qds.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
11 /dts-v1/;
13 #include "fsl-ls1028a.dtsi"
17 compatible = "fsl,ls1028a-qds", "fsl,ls1028a";
29 stdout-path = "serial0:115200n8";
37 sys_mclk: clock-mclk {
38 compatible = "fixed-clock";
39 #clock-cells = <0>;
40 clock-frequency = <25000000>;
43 reg_1p8v: regulator-1p8v {
[all …]
Dfsl-ls1012a-qds.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
10 #include "fsl-ls1012a.dtsi"
14 compatible = "fsl,ls1012a-qds", "fsl,ls1012a";
16 sys_mclk: clock-mclk {
17 compatible = "fixed-clock";
18 #clock-cells = <0>;
19 clock-frequency = <24576000>;
22 reg_3p3v: regulator-3p3v {
23 compatible = "regulator-fixed";
[all …]
Dfsl-ls1088a-qds.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
11 /dts-v1/;
13 #include "fsl-ls1088a.dtsi"
17 compatible = "fsl,ls1088a-qds", "fsl,ls1088a";
21 bus-num = <0>;
25 #address-cells = <1>;
26 #size-cells = <1>;
27 compatible = "jedec,spi-nor";
29 spi-max-frequency = <1000000>;
33 #address-cells = <1>;
[all …]
Dfsl-ls208xa-qds.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
13 mmc-hs200-1_8v;
19 #address-cells = <2>;
20 #size-cells = <1>;
26 #address-cells = <1>;
27 #size-cells = <1>;
28 compatible = "cfi-flash";
30 bank-width = <2>;
31 device-width = <1>;
35 compatible = "fsl,ifc-nand";
[all …]
Dfsl-lx2160a-qds.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 /dts-v1/;
9 #include "fsl-lx2160a.dtsi"
13 compatible = "fsl,lx2160a-qds", "fsl,lx2160a";
21 stdout-path = "serial0:115200n8";
24 sb_3v3: regulator-sb3v3 {
25 compatible = "regulator-fixed";
26 regulator-name = "MC34717-3.3VSB";
27 regulator-min-microvolt = <3300000>;
28 regulator-max-microvolt = <3300000>;
[all …]
Dfsl-ls1046a-qds.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Device Tree Include file for Freescale Layerscape-1046A family SoC.
11 /dts-v1/;
13 #include "fsl-ls1046a.dtsi"
17 compatible = "fsl,ls1046a-qds", "fsl,ls1046a";
31 stdout-path = "serial0:115200n8";
36 bus-num = <0>;
40 #address-cells = <1>;
41 #size-cells = <1>;
42 compatible = "n25q128a11", "jedec,spi-nor";
[all …]
/linux-5.10/Documentation/devicetree/bindings/net/wireless/
Dti,wlcore,spi.txt3 The wl12xx/wl18xx chips can be connected via SPI or via SDIO. This
4 document describes the binding for the SPI connected chip.
7 - compatible : Should be one of the following:
18 - reg : Chip select address of device
19 - spi-max-frequency : Maximum SPI clocking speed of device in Hz
20 - interrupts : Should contain parameters for 1 interrupt line.
21 - vwlan-supply : Point the node of the regulator that powers/enable the
25 - ref-clock-frequency : Reference clock frequency (should be set for wl12xx)
26 - clock-xtal : boolean, clock is generated from XTAL
28 - Please consult Documentation/devicetree/bindings/spi/spi-bus.txt
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/linux-5.10/Documentation/devicetree/bindings/iio/imu/
Dadi,adis16480.txt6 - compatible: Must be one of
12 * "adi,adis16495-1"
13 * "adi,adis16495-2"
14 * "adi,adis16495-3"
15 * "adi,adis16497-1"
16 * "adi,adis16497-2"
17 * "adi,adis16497-3"
18 - reg: SPI chip select number for the device
19 - spi-max-frequency: Max SPI frequency to use
20 see: Documentation/devicetree/bindings/spi/spi-bus.txt
[all …]
/linux-5.10/Documentation/devicetree/bindings/mtd/
Daspeed-smc.txt2 * Aspeed SPI Flash Memory Controller
5 three chip selects, two of which are always of SPI type and the third
6 can be SPI or NOR type flash. These bindings only describe SPI.
8 The two SPI flash memory controllers in the AST2500 each support two
12 - compatible : Should be one of
13 "aspeed,ast2400-fmc" for the AST2400 Firmware Memory Controller
14 "aspeed,ast2400-spi" for the AST2400 SPI Flash memory Controller
15 "aspeed,ast2500-fmc" for the AST2500 Firmware Memory Controller
16 "aspeed,ast2500-spi" for the AST2500 SPI flash memory controllers
18 - reg : the first contains the control register location and length,
[all …]
/linux-5.10/Documentation/devicetree/bindings/iio/gyroscope/
Dadi,adxrs290.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Analog Devices ADXRS290 Dual-Axis MEMS Gyroscope
11 - Nishant Malpani <nish.malpani25@gmail.com>
14 Bindings for the Analog Devices ADXRS290 dual-axis MEMS gyroscope device.
15 https://www.analog.com/media/en/technical-documentation/data-sheets/ADXRS290.pdf
24 spi-max-frequency:
27 spi-cpol: true
29 spi-cpha: true
[all …]
/linux-5.10/Documentation/devicetree/bindings/net/nfc/
Dst95hf.txt3 ST NFC Transceiver is required to attach with SPI bus.
4 ST95HF node should be defined in DT as SPI slave device of SPI
11 - reg: Address of SPI slave "ST95HF transceiver" on SPI master bus.
13 - compatible: should be "st,st95hf" for ST95HF NFC transceiver
15 - spi-max-frequency: Max. operating SPI frequency for ST95HF
18 - enable-gpio: GPIO line to enable ST95HF transceiver.
20 - interrupts : Standard way to define ST95HF transceiver's out
25 - st95hfvin-supply : This is an optional property. It contains a
30 spi@9840000 {
32 #address-cells = <1>;
[all …]
/linux-5.10/arch/arm/boot/dts/
Dat91-sama5d4_ma5d4.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
18 clock-frequency = <32768>;
22 clock-frequency = <12000000>;
26 compatible = "fixed-clock";
27 #clock-cells = <0>;
28 clock-frequency = <20000000>;
29 clock-output-names = "clk20m";
36 pinctrl-names = "default";
37 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7>;
38 vmmc-supply = <&vcc_mmc0_reg>;
[all …]
Dimx6sx-sdb.dts1 // SPDX-License-Identifier: GPL-2.0
5 #include "imx6sx-sdb.dtsi"
12 clock-frequency = <100000>;
13 pinctrl-names = "default";
14 pinctrl-0 = <&pinctrl_i2c1>;
23 regulator-min-microvolt = <300000>;
24 regulator-max-microvolt = <1875000>;
25 regulator-boot-on;
26 regulator-always-on;
27 regulator-ramp-delay = <6250>;
[all …]
Dimx6sx-sdb-reva.dts1 // SPDX-License-Identifier: GPL-2.0
5 #include "imx6sx-sdb.dtsi"
9 compatible = "fsl,imx6sx-sdb-reva", "fsl,imx6sx";
13 clock-frequency = <100000>;
14 pinctrl-names = "default";
15 pinctrl-0 = <&pinctrl_i2c1>;
24 regulator-min-microvolt = <300000>;
25 regulator-max-microvolt = <1875000>;
26 regulator-boot-on;
27 regulator-always-on;
[all …]
Dvf610-bk4.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
15 stdout-path = &uart1;
23 audio_ext: oscillator-audio {
24 compatible = "fixed-clock";
25 #clock-cells = <0>;
26 clock-frequency = <24576000>;
29 enet_ext: oscillator-ethernet {
30 compatible = "fixed-clock";
31 #clock-cells = <0>;
[all …]
/linux-5.10/arch/arm64/boot/dts/microchip/
Dsparx5_pcb125.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
11 compatible = "microchip,sparx5-pcb125", "microchip,sparx5";
20 emmc_pins: emmc-pins {
28 drive-strength = <3>;
35 bus-width = <8>;
36 non-removable;
37 pinctrl-0 = <&emmc_pins>;
38 max-frequency = <8000000>;
39 microchip,clock-delay = <10>;
[all …]
/linux-5.10/Documentation/devicetree/bindings/iio/dac/
Dti,dac7311.txt4 - compatible: must be set to:
8 - reg: spi chip select number for the device
9 - vref-supply: The regulator supply for ADC reference voltage
12 - spi-max-frequency: Max SPI frequency to use
20 spi-max-frequency = <1000000>;
21 vref-supply = <&vdd_supply>;
Dad7303.txt4 - compatible: Must be "adi,ad7303"
5 - reg: SPI chip select number for the device
6 - spi-max-frequency: Max SPI frequency to use (< 30000000)
7 - Vdd-supply: Phandle to the Vdd power supply
10 - REF-supply: Phandle to the external reference voltage supply. This should
19 spi-max-frequency = <10000000>;
20 Vdd-supply = <&vdd_supply>;
21 adi,use-external-reference;
22 REF-supply = <&vref_supply>;
/linux-5.10/Documentation/devicetree/bindings/security/tpm/
Dtpm_tis_spi.txt2 - compatible: should be one of the following
3 "st,st33htpm-spi"
5 "tcg,tpm_tis-spi"
6 - spi-max-frequency: Maximum SPI frequency (depends on TPMs).
9 - pinctrl-names: Contains only one value - "default".
10 - pintctrl-0: Specifies the pin control groups used for this controller.
12 Example (for ARM-based BeagleBoard xM with TPM_TIS on SPI4):
19 compatible = "tcg,tpm_tis-spi";
21 spi-max-frequency = <10000000>;
/linux-5.10/Documentation/devicetree/bindings/iio/proximity/
Das3935.txt4 - compatible: must be "ams,as3935"
5 - reg: SPI chip select number for the device
6 - spi-max-frequency: specifies maximum SPI clock frequency
7 - spi-cpha: SPI Mode 1. Refer to spi/spi-bus.txt for generic SPI
9 - interrupts : the sole interrupt generated by the device
11 Refer to interrupt-controller/interrupts.txt for generic
15 - ams,tuning-capacitor-pf: Calibration tuning capacitor stepping
16 value 0 - 120pF. This will require using the calibration data from
18 - ams,nflwdth: Set the noise and watchdog threshold register on
28 spi-max-frequency = <400000>;
[all …]
/linux-5.10/Documentation/devicetree/bindings/iio/temperature/
Dmax31856.txt6 - thermocouple-type: Type of thermocouple (THERMOCOUPLE_TYPE_K if
10 - compatible: must be "maxim,max31856"
11 - reg: SPI chip select number for the device
12 - spi-max-frequency: As per datasheet max. supported freq is 5000000
13 - spi-cpha: must be defined for max31856 to enable SPI mode 1
15 Refer to spi/spi-bus.txt for generic SPI slave bindings.
18 temp-sensor@0 {
21 spi-max-frequency = <5000000>;
22 spi-cpha;
23 thermocouple-type = <THERMOCOUPLE_TYPE_K>;
Dmaxim_thermocouple.txt8 - compatible: must be "maxim,max6675" or one of the following:
11 "maxim,max31855r"; the generic "max,max31855" is deprecated.
12 - reg: SPI chip select number for the device
13 - spi-max-frequency: must be 4300000
14 - spi-cpha: must be defined for max6675 to enable SPI mode 1
16 Refer to spi/spi-bus.txt for generic SPI slave bindings.
23 spi-max-frequency = <4300000>;

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