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Date: Wed, 20 May 2020 09:29:22 +0200
From: Jonathan Albrieux <jonathan.albrieux@...il.com>
To: Rob Herring <robh@...nel.org>
Cc: linux-kernel@...r.kernel.org,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@...r.kernel.org>, Hartmut Knaack <knaack.h@....de>,
Lars-Peter Clausen <lars@...afoo.de>,
"open list:IIO SUBSYSTEM AND DRIVERS" <linux-iio@...r.kernel.org>,
Peter Meerwald-Stadler <pmeerw@...erw.net>,
Jonathan Cameron <jic23@...nel.org>
Subject: Re: [PATCH v2 1/4] dt-bindings: iio: imu: bmi160: convert txt format
to yaml
On Tue, May 19, 2020 at 12:20:28PM -0600, Rob Herring wrote:
> On Tue, May 19, 2020 at 09:50:57AM +0200, Jonathan Albrieux wrote:
> > Converts documentation from txt format to yaml
> >
> > Signed-off-by: Jonathan Albrieux <jonathan.albrieux@...il.com>
> > ---
> > .../devicetree/bindings/iio/imu/bmi160.txt | 37 --------
> > .../devicetree/bindings/iio/imu/bmi160.yaml | 84 +++++++++++++++++++
> > 2 files changed, 84 insertions(+), 37 deletions(-)
> > delete mode 100644 Documentation/devicetree/bindings/iio/imu/bmi160.txt
> > create mode 100644 Documentation/devicetree/bindings/iio/imu/bmi160.yaml
>
> Use compatible string for filename: bosch,bmi160.yaml
>
Ok thank you, will change filename.
> >
> > diff --git a/Documentation/devicetree/bindings/iio/imu/bmi160.txt b/Documentation/devicetree/bindings/iio/imu/bmi160.txt
> > deleted file mode 100644
> > index 900c169de00f..000000000000
> > --- a/Documentation/devicetree/bindings/iio/imu/bmi160.txt
> > +++ /dev/null
> > @@ -1,37 +0,0 @@
> > -Bosch BMI160 - Inertial Measurement Unit with Accelerometer, Gyroscope
> > -and externally connectable Magnetometer
> > -
> > -https://www.bosch-sensortec.com/bst/products/all_products/bmi160
> > -
> > -Required properties:
> > - - compatible : should be "bosch,bmi160"
> > - - reg : the I2C address or SPI chip select number of the sensor
> > - - spi-max-frequency : set maximum clock frequency (only for SPI)
> > -
> > -Optional properties:
> > - - interrupts : interrupt mapping for IRQ
> > - - interrupt-names : set to "INT1" if INT1 pin should be used as interrupt
> > - input, set to "INT2" if INT2 pin should be used instead
> > - - drive-open-drain : set if the specified interrupt pin should be configured as
> > - open drain. If not set, defaults to push-pull.
> > -
> > -Examples:
> > -
> > -bmi160@68 {
> > - compatible = "bosch,bmi160";
> > - reg = <0x68>;
> > -
> > - interrupt-parent = <&gpio4>;
> > - interrupts = <12 IRQ_TYPE_EDGE_RISING>;
> > - interrupt-names = "INT1";
> > -};
> > -
> > -bmi160@0 {
> > - compatible = "bosch,bmi160";
> > - reg = <0>;
> > - spi-max-frequency = <10000000>;
> > -
> > - interrupt-parent = <&gpio2>;
> > - interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
> > - interrupt-names = "INT2";
> > -};
> > diff --git a/Documentation/devicetree/bindings/iio/imu/bmi160.yaml b/Documentation/devicetree/bindings/iio/imu/bmi160.yaml
> > new file mode 100644
> > index 000000000000..6b464ce5ed0b
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/iio/imu/bmi160.yaml
> > @@ -0,0 +1,84 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/iio/imu/bmi160.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Bosch BMI160
> > +
> > +maintainers:
> > + - can't find a mantainer, author is Daniel Baluta <daniel.baluta@...el.com>
>
> Would help to Cc him perhaps.
>
Thank you, I will add him too on the next version.
> > +
> > +description: |
> > + Inertial Measurement Unit with Accelerometer, Gyroscope and externally
> > + connectable Magnetometer
> > + https://www.bosch-sensortec.com/bst/products/all_products/bmi160
> > +
> > +properties:
> > + compatible:
> > + const: bosch,bmi160
> > +
> > + reg:
> > + maxItems: 1
> > + description: the I2C address or SPI chip select number of the sensor
> > +
> > + spi-max-frequency:
> > + maxItems: 1
> > + description: set maximum clock frequency (required only for SPI)
> > +
> > + interrupts:
> > + maxItems: 1
> > + description: interrupt mapping for IRQ
>
> No need for description if not adding anything unique for this device.
>
Will remove it then.
> > +
> > + interrupt-names:
> > + minItems: 1
> > + maxItems: 1
> > + items:
> > + enum:
> > + - INT1
> > + - INT2
>
> Just the enum is enough.
>
Ok, will clean this.
> > + description: |
> > + set to "INT1" if INT1 pin should be used as interrupt input, set
> > + to "INT2" if INT2 pin should be used instead
> > +
> > + drive-open-drain:
> > + description: |
> > + set if the specified interrupt pin should be configured as
> > + open drain. If not set, defaults to push-pull.
> > +
> > +required:
> > + - compatible
> > + - reg
> > +
> > +examples:
> > + - |
> > + // Example for I2C
> > + i2c@...7000 {
> > + reg = <0x78b6000 0x600>;
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + bmi160@68 {
> > + compatible = "bosch,bmi160";
> > + reg = <0x68>;
> > + interrupt-parent = <&gpio4>;
> > + interrupts = <12 1>;
> > + interrupt-names = "INT1";
> > + };
> > + - |
> > + // Example for SPI
> > + spi@...7000 {
> > + reg = <0x78b7000 0x600>,
> > + <0x7884000 0x23000>;
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + bmi160@0 {
> > + compatible = "bosch,bmi160";
> > + reg = <0>;
> > + spi-max-frequency = <10000000>;
> > + interrupt-parent = <&gpio2>;
> > + interrupts = <12 1>;
> > + interrupt-names = "INT2";
> > + };
> > + };
> > --
> > 2.17.1
> >
Thank you for your help,
Best regards,
Jonathan Albrieux
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