Re: [PATCH v1 3/3] dt-bindings: iio: accel: add dt-binding schema for msa311 accel driver

From: Dmitry Rokosov
Date: Wed Apr 27 2022 - 04:59:54 EST


Hi Rob,

Thank you for review! I agree with all things you mentioned. It will be
fixed in the next v2 patchset.

On Tue, Apr 26, 2022 at 03:31:05PM -0500, Rob Herring wrote:
> On Tue, Apr 19, 2022 at 03:45:58PM +0000, Rokosov Dmitry Dmitrievich wrote:
> > Introduce devicetree binding json-schema for MSA311 tri-axial,
> > low-g accelerometer driver.
> >
> > Signed-off-by: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx>
> > ---
> > .../bindings/iio/accel/memsensing,msa311.yaml | 64 ++++++++++++++++++++++
> > MAINTAINERS | 1 +
> > 2 files changed, 65 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/iio/accel/memsensing,msa311.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/iio/accel/memsensing,msa311.yaml b/Documentation/devicetree/bindings/iio/accel/memsensing,msa311.yaml
> > new file mode 100644
> > index 00000000..3e4660f
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/iio/accel/memsensing,msa311.yaml
> > @@ -0,0 +1,64 @@
> > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> > +
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/iio/accel/memsensing,msa311.yaml#";
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#";
> > +
> > +title: MEMSensing digital 3-Axis accelerometer
> > +
> > +maintainers:
> > + - Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx>
> > +
> > +description: |
> > + MSA311 is a tri-axial, low-g accelerometer with I2C digital output for
> > + sensitivity consumer applications. It has dynamical user selectable full
> > + scales range of +-2g/+-4g/+-8g/+-16g and allows acceleration measurements
> > + with output data rates from 1Hz to 1000Hz.
> > + Datasheet can be found at following URL
> > + https://cdn-shop.adafruit.com/product-files/5309/MSA311-V1.1-ENG.pdf
> > +
> > +properties:
> > + compatible:
> > + const: memsensing,msa311
> > +
>
> > + "#address-cells":
> > + const: 1
> > +
> > + "#size-cells":
> > + const: 0
>
> These apply to 'reg' in a child node, but you don't have child nodes so
> drop them.
>

Ack

> > +
> > + reg:
> > + maxItems: 1
> > + description: I2C registers address
> > +
> > + interrupts:
> > + maxItems: 1
> > + description: optional I2C int pin can be freely mapped to specific func
> > +
> > + interrupt-names:
> > + const: irq
> > +
> > +required:
> > + - compatible
> > + - reg
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > + - |
> > + #include <dt-bindings/gpio/gpio.h>
> > + #include <dt-bindings/interrupt-controller/irq.h>
> > + i2c0 {
>
> i2c {
>

Ack

> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + msa311: msa311@62 {
>
> accelerometer@62 {
>

Ack

> > + compatible = "memsensing,msa311";
> > + reg = <0x62>;
> > + interrupt-parent = <&gpio_intc>;
> > + interrupts = <29 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-names = "irq";
> > + status = "okay";
> > + };
> > + };
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index c75be17..4227914 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -12482,6 +12482,7 @@ MEMSENSING MICROSYSTEMS MSA311 ACCELEROMETER DRIVER
> > M: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx>
> > L: linux-iio@xxxxxxxxxxxxxxx
> > S: Maintained
> > +F: Documentation/devicetree/bindings/iio/accel/memsensing,msa311.yaml
> > F: drivers/iio/accel/msa311.c
> >
> > MEN A21 WATCHDOG DRIVER
> > --
> > 2.9.5
> >

--
Thank you,
Dmitry