linux-kernel - Re: [PATCH v5 1/2] dt-bindings: iio: imu: smi330: Add binding

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Message-ID: <20251009-squishy-poem-ddb0fdd9583d@spud>
Date: Thu, 9 Oct 2025 17:48:39 +0100
From: Conor Dooley <conor@...nel.org>
To: Jianping.Shen@...bosch.com
Cc: jic23@...nel.org, lars@...afoo.de, robh@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, dima.fedrau@...il.com,
	marcelo.schmitt1@...il.com, linux-iio@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Christian.Lorenz3@...bosch.com, Ulrike.Frauendorf@...bosch.com,
	Kai.Dolde@...bosch.com
Subject: Re: [PATCH v5 1/2] dt-bindings: iio: imu: smi330: Add binding

On Thu, Oct 09, 2025 at 05:31:48PM +0200, Jianping.Shen@...bosch.com wrote:
> From: Jianping Shen <Jianping.Shen@...bosch.com>
> 
> Add devicetree binding for Bosch imu smi330.
> The smi330 is a combined three axis angular rate and
> three axis acceleration sensor module.
> 
> Signed-off-by: Jianping Shen <Jianping.Shen@...bosch.com>

https://lore.kernel.org/all/20250916-henna-rinsing-32a18a4d30b9@spud/

Why did you ignore my ack?
Didn't Jonathan already apply v4 of this two weeks ago, why is there
even a v5 to begin with?

Conor.

> ---
>  .../bindings/iio/imu/bosch,smi330.yaml        | 90 +++++++++++++++++++
>  1 file changed, 90 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml b/Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml
> new file mode 100644
> index 00000000000..0270ca456d2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/imu/bosch,smi330.yaml
> @@ -0,0 +1,90 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/imu/bosch,smi330.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Bosch SMI330 6-Axis IMU
> +
> +maintainers:
> +  - Stefan Gutmann <stefam.gutmann@...bosch.com>
> +
> +description:
> +  SMI330 is a 6-axis inertial measurement unit that supports acceleration and
> +  gyroscopic measurements with hardware fifo buffering. Sensor also provides
> +  events information such as motion, no-motion and tilt detection.
> +
> +properties:
> +  compatible:
> +    const: bosch,smi330
> +
> +  reg:
> +    maxItems: 1
> +
> +  vdd-supply:
> +    description: provide VDD power to the sensor.
> +
> +  vddio-supply:
> +    description: provide VDD IO power to the sensor.
> +
> +  interrupts:
> +    minItems: 1
> +    maxItems: 2
> +
> +  interrupt-names:
> +    minItems: 1
> +    maxItems: 2
> +    items:
> +      enum:
> +        - INT1
> +        - INT2
> +
> +  drive-open-drain:
> +    type: boolean
> +    description:
> +      set if the interrupt pin(s) should be configured as
> +      open drain. If not set, defaults to push-pull.
> +
> +required:
> +  - compatible
> +  - reg
> +
> +allOf:
> +  - $ref: /schemas/spi/spi-peripheral-props.yaml#
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    // Example for I2C
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        imu@68 {
> +            compatible = "bosch,smi330";
> +            reg = <0x68>;
> +            vddio-supply = <&vddio>;
> +            vdd-supply = <&vdd>;
> +            interrupt-parent = <&gpio>;
> +            interrupts = <26 IRQ_TYPE_EDGE_RISING>;
> +            interrupt-names = "INT1";
> +        };
> +    };
> +
> +    // Example for SPI
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    spi {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        imu@0 {
> +            compatible = "bosch,smi330";
> +            reg = <0>;
> +            spi-max-frequency = <10000000>;
> +            interrupt-parent = <&gpio>;
> +            interrupts = <26 IRQ_TYPE_EDGE_RISING>;
> +            interrupt-names = "INT1";
> +        };
> +    };
> -- 
> 2.34.1
> 

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