dt-bindings: iio: Add adis16475 documentation

Document the ADIS16475 device devicetree bindings

Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Nuno Sá 2020-04-13 10:24:45 +02:00 committed by Jonathan Cameron
parent fff7352bf7
commit a031e3d4b0
2 changed files with 138 additions and 0 deletions

View File

@ -0,0 +1,137 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/imu/adi,adis16475.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Analog Devices ADIS16475 and similar IMUs
maintainers:
- Nuno Sá <nuno.sa@analog.com>
description: |
Analog Devices ADIS16475 and similar IMUs
https://www.analog.com/media/en/technical-documentation/data-sheets/ADIS16475.pdf
properties:
compatible:
enum:
- adi,adis16475-1
- adi,adis16475-2
- adi,adis16475-3
- adi,adis16477-1
- adi,adis16477-2
- adi,adis16477-3
- adi,adis16470
- adi,adis16465-1
- adi,adis16465-2
- adi,adis16465-3
- adi,adis16467-1
- adi,adis16467-2
- adi,adis16467-3
- adi,adis16500
- adi,adis16505-1
- adi,adis16505-2
- adi,adis16505-3
- adi,adis16507-1
- adi,adis16507-2
- adi,adis16507-3
reg:
maxItems: 1
spi-cpha: true
spi-cpol: true
spi-max-frequency:
maximum: 2000000
interrupts:
maxItems: 1
clocks:
maxItems: 1
reset-gpios:
description:
Must be the device tree identifier of the RESET pin. If specified,
it will be asserted during driver probe. As the line is active low,
it should be marked GPIO_ACTIVE_LOW.
maxItems: 1
adi,sync-mode:
description:
Configures the device SYNC pin. The following modes are supported
0 - output_sync
1 - direct_sync
2 - scaled_sync
3 - pulse_sync
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32
minimum: 0
maximum: 3
adi,scaled-output-hz:
description:
This property must be present if the clock mode is scaled-sync through
clock-names property. In this mode, the input clock can have a range
of 1Hz to 128HZ which must be scaled to originate an allowable sample
rate. This property specifies that rate.
minimum: 1900
maximum: 2100
required:
- compatible
- reg
- interrupts
- spi-cpha
- spi-cpol
allOf:
- if:
properties:
compatible:
contains:
enum:
- adi,adis16500
- adi,adis16505-1
- adi,adis16505-2
- adi,adis16505-3
- adi,adis16507-1
- adi,adis16507-2
- adi,adis16507-3
then:
properties:
adi,sync-mode:
minimum: 0
maximum: 2
- if:
properties:
adi,sync-mode:
enum: [1, 2, 3]
then:
dependencies:
adi,sync-mode: [ clocks ]
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
spi {
#address-cells = <1>;
#size-cells = <0>;
adis16475: adis16475-3@0 {
compatible = "adi,adis16475-3";
reg = <0>;
spi-cpha;
spi-cpol;
spi-max-frequency = <2000000>;
interrupts = <4 IRQ_TYPE_EDGE_RISING>;
interrupt-parent = <&gpio>;
};
};
...

View File

@ -1037,6 +1037,7 @@ L: linux-iio@vger.kernel.org
W: http://ez.analog.com/community/linux-device-drivers
S: Supported
F: drivers/iio/imu/adis16475.c
F: Documentation/devicetree/bindings/iio/imu/adi,adis16475.yaml
ANALOG DEVICES INC ADM1177 DRIVER
M: Beniamin Bia <beniamin.bia@analog.com>