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Message-ID: <504cc8e0-b94e-5418-ef8f-8b28f668ab6a@gmail.com>
Date: Fri, 31 May 2019 17:09:51 -0300
From: Lucas Oshiro <lucasseikioshiro@...il.com>
To: Alexandru Ardelean <ardeleanalex@...il.com>,
Jonathan Cameron <jic23@...nel.org>
Cc: Hartmut Knaack <knaack.h@....de>,
Lars-Peter Clausen <lars@...afoo.de>,
Peter Meerwald-Stadler <pmeerw@...erw.net>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Stefan Popa <stefan.popa@...log.com>,
linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
LKML <linux-kernel@...r.kernel.org>, kernel-usp@...glegroups.com,
Rodrigo Ribeiro <rodrigorsdc@...il.com>,
Alexandru Ardelean <alexandru.ardelean@...log.com>
Subject: Re: [PATCH] dt-bindings: iio: accel: adxl372: switch to YAML bindings
Thanks, Alexandru. We're going to send a new version for this patch.
On 20/05/2019 07:46, Alexandru Ardelean wrote:
> On Sun, May 19, 2019 at 8:27 PM Jonathan Cameron <jic23@...nel.org> wrote:
>>
>> On Sat, 18 May 2019 18:55:42 -0300
>> Lucas Oshiro <lucasseikioshiro@...il.com> wrote:
>>
>>> Convert the old device tree documentation to yaml format.
>>>
>>> Signed-off-by: Lucas Oshiro <lucasseikioshiro@...il.com>
>>> Signed-off-by: Rodrigo Ribeiro <rodrigorsdc@...il.com>
>>> Co-developed-by: Rodrigo Ribeiro <rodrigorsdc@...il.com>
>>> ---
>>>
>>> Hello,
>>> We've added Stefan Popa as maintainer of the yaml documentation of this driver
>>> because we found through git that he was the author of the older documentation.
>>
>> Definitely going to need an Ack from Stefan for that ;)
>
> CC-ing my work-email
> There are some issues with it and mailing lists; I'll hopefully sort
> them out in the next weeks.
>
> Stefan is out-of-office.
> He'll take a look when he comes back.
>
> I'll add a few notes until then.
>
> I'd still like Stefan's ack to be final.
>
>>
>> I've not really gotten yaml formats into my head yet, but from a quick
>> look I think this is fine. I will however be looking for review from others
>> on these.
>>
>> Thanks,
>>
>> Jonathan
>>
>>>
>>> .../bindings/iio/accel/adi,adxl372.yaml | 66 +++++++++++++++++++
>>> .../devicetree/bindings/iio/accel/adxl372.txt | 33 ----------
>>> 2 files changed, 66 insertions(+), 33 deletions(-)
>>> create mode 100644 Documentation/devicetree/bindings/iio/accel/adi,adxl372.yaml
>>> delete mode 100644 Documentation/devicetree/bindings/iio/accel/adxl372.txt
>
> Also update the MAINTAINERS file when changing this.
> For reference, many things can be borrowed from the ADXL345, which is
> similar (from a dt-binding doc perspective only).
>
>>>
>>> diff --git a/Documentation/devicetree/bindings/iio/accel/adi,adxl372.yaml b/Documentation/devicetree/bindings/iio/accel/adi,adxl372.yaml
>>> new file mode 100644
>>> index 000000000000..a6e2893d2ab1
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/iio/accel/adi,adxl372.yaml
>>> @@ -0,0 +1,66 @@
>>> +# SPDX-License-Identifier: GPL-2.0
>>> +%YAML 1.2
>>> +---
>>> +$id: http://devicetree.org/schemas/iio/accelerometers/adi,adxl372.yaml#
>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>> +
>>> +title: Analog Devices ADXL372 3-Axis, +/-(200g) Digital Accelerometer
>>> +
>>> +maintainers:
>>> + - Stefan Popa <stefan.popa@...log.com>
>>> +
>>> +description: |
>>> + Analog Devices ADXL372 3-Axis, +/-(200g) Digital Accelerometer that supports
>>> + both I2C & SPI interfaces
>>> + https://www.analog.com/en/products/adxl372.html
>>> +
>>> +properties:
>>> + compatible:
>>> + enum:
>>> + - adi,adxl372
>>> +
>>> + reg:
>>> + description: the I2C address or SPI chip select number for the device
>
> no need to add a description for reg
> it's a standard property
>
>>> + maxItems: 1
>>> +
>>> + interrupts:
>>> + description:
>>> + interrupt mapping for IRQ as documented in
>>> + Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
>
> no need to describe this either
>
>>> + maxItems: 1
>>> +
>>> +required:
>>> + - compatible
>>> + - reg
>
> I think interrupts is also required.
>
>>> +
>>> +examples:
>>> + - |
>>> + #include <dt-bindings/gpio/gpio.h>
>>> + #include <dt-bindings/interrupt-controller/irq.h>
>>> + i2c0 {
>>> + #address-cells = <1>;
>>> + #size-cells = <0>;
>>> +
>>> + /* Example for a I2C device node */
>>> + accelerometer@53 {
>>> + compatible = "adi,adxl372";
>>> + reg = <0x53>;
>>> + interrupt-parent = <&gpio>;
>>> + interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
>>> + };
>>> + };
>>> + - |
>>> + #include <dt-bindings/gpio/gpio.h>
>>> + #include <dt-bindings/interrupt-controller/irq.h>
>>> + spi0 {
>>> + #address-cells = <1>;
>>> + #size-cells = <0>;
>>> +
>>> + accelerometer@0 {
>>> + compatible = "adi,adxl372";
>>> + reg = <0>;
>>> + spi-max-frequency = <1000000>;
>>> + interrupt-parent = <&gpio>;
>>> + interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
>>> + };
>>> + };
>
> Rest looks good.
>
>>> diff --git a/Documentation/devicetree/bindings/iio/accel/adxl372.txt b/Documentation/devicetree/bindings/iio/accel/adxl372.txt
>>> deleted file mode 100644
>>> index a289964756a7..000000000000
>>> --- a/Documentation/devicetree/bindings/iio/accel/adxl372.txt
>>> +++ /dev/null
>>> @@ -1,33 +0,0 @@
>>> -Analog Devices ADXL372 3-Axis, +/-(200g) Digital Accelerometer
>>> -
>>> -http://www.analog.com/media/en/technical-documentation/data-sheets/adxl372.pdf
>>> -
>>> -Required properties:
>>> - - compatible : should be "adi,adxl372"
>>> - - reg: the I2C address or SPI chip select number for the device
>>> -
>>> -Required properties for SPI bus usage:
>>> - - spi-max-frequency: Max SPI frequency to use
>>> -
>>> -Optional properties:
>>> - - interrupts: interrupt mapping for IRQ as documented in
>>> - Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
>>> -
>>> -Example for a I2C device node:
>>> -
>>> - accelerometer@53 {
>>> - compatible = "adi,adxl372";
>>> - reg = <0x53>;
>>> - interrupt-parent = <&gpio>;
>>> - interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
>>> - };
>>> -
>>> -Example for a SPI device node:
>>> -
>>> - accelerometer@0 {
>>> - compatible = "adi,adxl372";
>>> - reg = <0>;
>>> - spi-max-frequency = <1000000>;
>>> - interrupt-parent = <&gpio>;
>>> - interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
>>> - };
>>
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