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From: Rob Herring <robh+dt@kernel.org>
To: Jonathan Cameron <jic23@kernel.org>
Cc: "open list:IIO SUBSYSTEM AND DRIVERS" <linux-iio@vger.kernel.org>,
	devicetree@vger.kernel.org,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Akinobu Mita <akinobu.mita@gmail.com>
Subject: Re: [PATCH 08/13] dt-bindings: iio: adc: ti,adc12138 yaml conversion.
Date: Mon, 17 Aug 2020 08:17:52 -0600
Message-ID: <CAL_JsqLRdXHu9mrqvZEYDQBmh0vWC4TFZWmB7dK4D-WAaRdERg@mail.gmail.com> (raw)
In-Reply-To: <20200809111753.156236-9-jic23@kernel.org>

On Sun, Aug 9, 2020 at 5:20 AM Jonathan Cameron <jic23@kernel.org> wrote:
>
> From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
>
> Simple binding conversion.  Only addition was #io-channel-cells to
> allow for potential consumers of the channels on this device.
>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> Cc: Akinobu Mita <akinobu.mita@gmail.com>
> ---
>  .../bindings/iio/adc/ti,adc12138.yaml         | 85 +++++++++++++++++++
>  .../bindings/iio/adc/ti-adc12138.txt          | 37 --------
>  2 files changed, 85 insertions(+), 37 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/iio/adc/ti,adc12138.yaml b/Documentation/devicetree/bindings/iio/adc/ti,adc12138.yaml
> new file mode 100644
> index 000000000000..3e8c43aa8ef3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/ti,adc12138.yaml
> @@ -0,0 +1,85 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/ti,adc12138.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Texas Instruments ADC12138 and similar self-calibrating ADCs
> +
> +maintainers:
> +  - Akinobu Mita <akinobu.mita@gmail.com>
> +
> +description: |
> +  13 bit ADCs with 1, 2 or 8 inputs and self calibrating circuitry to
> +  correct for linearity, zero and full scale errors.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - ti,adc12130
> +      - ti,adc12132
> +      - ti,adc12138
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +    description: End of Conversion (EOC) interrupt
> +
> +  clocks:
> +    maxItems: 1
> +    description: Conversion clock input.
> +
> +  spi-max-frequency: true
> +
> +  vref-p-supply:
> +    description: The regulator supply for positive analog voltage reference
> +
> +  vref-n-suppy:

typo

> +    description: |
> +      The regulator supply for negative analog voltage reference
> +      (Note that this must not go below GND or exceed vref-p)
> +      If not specified, this is assumed to be analog ground.
> +
> +  ti,acquisition-time:
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [ 6, 10, 18, 34]

Inconsistent spacing for brackets. 0 or 1 space is fine.

> +    description: |
> +      The number of conversion clock periods for the S/H's acquisition time.
> +      For high source impedances, this value can be increased to 18 or 34.
> +      For less ADC accuracy and/or slower CCLK frequencies this value may be
> +      decreased to 6.  See section 6.0 INPUT SOURCE RESISTANCE in the
> +      datasheet for details.
> +
> +  "#io-channel-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - vref-p-supply
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    spi {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        adc@0 {
> +            compatible = "ti,adc12138";
> +            reg = <0>;
> +            interrupts = <28 IRQ_TYPE_EDGE_RISING>;
> +            interrupt-parent = <&gpio1>;
> +            clocks = <&cclk>;
> +            vref-p-supply = <&ldo4_reg>;
> +            spi-max-frequency = <5000000>;
> +            ti,acquisition-time = <6>;
> +            #io-channel-cells = <1>;
> +        };
> +    };
> +...
> diff --git a/Documentation/devicetree/bindings/iio/adc/ti-adc12138.txt b/Documentation/devicetree/bindings/iio/adc/ti-adc12138.txt
> deleted file mode 100644
> index 049a1d36f013..000000000000
> --- a/Documentation/devicetree/bindings/iio/adc/ti-adc12138.txt
> +++ /dev/null
> @@ -1,37 +0,0 @@
> -* Texas Instruments' ADC12130/ADC12132/ADC12138
> -
> -Required properties:
> - - compatible: Should be one of
> -       * "ti,adc12130"
> -       * "ti,adc12132"
> -       * "ti,adc12138"
> - - reg: SPI chip select number for the device
> - - interrupts: Should contain interrupt for EOC (end of conversion)
> - - clocks: phandle to conversion clock input
> - - spi-max-frequency: Definision as per
> -       Documentation/devicetree/bindings/spi/spi-bus.txt
> - - vref-p-supply: The regulator supply for positive analog voltage reference
> -
> -Optional properties:
> - - vref-n-supply: The regulator supply for negative analog voltage reference
> -       (Note that this must not go below GND or exceed vref-p)
> -       If not specified, this is assumed to be analog ground.
> - - ti,acquisition-time: The number of conversion clock periods for the S/H's
> -       acquisition time.  Should be one of 6, 10, 18, 34.  If not specified,
> -       default value of 10 is used.
> -       For high source impedances, this value can be increased to 18 or 34.
> -       For less ADC accuracy and/or slower CCLK frequencies this value may be
> -       decreased to 6.  See section 6.0 INPUT SOURCE RESISTANCE in the
> -       datasheet for details.
> -
> -Example:
> -adc@0 {
> -       compatible = "ti,adc12138";
> -       reg = <0>;
> -       interrupts = <28 IRQ_TYPE_EDGE_RISING>;
> -       interrupt-parent = <&gpio1>;
> -       clocks = <&cclk>;
> -       vref-p-supply = <&ldo4_reg>;
> -       spi-max-frequency = <5000000>;
> -       ti,acquisition-time = <6>;
> -};
> --
> 2.28.0
>

  parent reply index

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-09 11:17 [PATCH 00/13] dt-bindings: yaml conversions of some simple ADC bindings Jonathan Cameron
2020-08-09 11:17 ` [PATCH 01/13] dt-bindings: iio: adc: microchip,mcp3201 yaml conversion Jonathan Cameron
2020-08-18  2:24   ` Rob Herring
2020-08-30 13:25     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 02/13] dt-bindings: trivial-devices: Add mcp342x ADCs and drop separate binding doc Jonathan Cameron
2020-08-18  2:27   ` Rob Herring
2020-08-29 17:48     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 03/13] dt-bindings: iio: adc: ti,adc108s102 yaml conversion Jonathan Cameron
2020-08-18  2:27   ` Rob Herring
2020-08-29 17:50     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 04/13] dt-bindings: iio: adc: lltc,ltc2497 " Jonathan Cameron
2020-08-18  2:28   ` Rob Herring
2020-08-29 17:50     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 05/13] dt-bindings: iio: adc: ti,adc161s626 " Jonathan Cameron
2020-08-11  3:35   ` Matt Ranostay
2020-08-18  2:28   ` Rob Herring
2020-08-29 17:51     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 06/13] dt-bindings: iio: adc: ti,adc0832 " Jonathan Cameron
2020-08-18  2:29   ` Rob Herring
2020-08-09 11:17 ` [PATCH 07/13] dt-bindings: iio: adc: ti,adc084s021 " Jonathan Cameron
2020-08-18  2:30   ` Rob Herring
2020-08-29 17:53     ` Jonathan Cameron
2020-10-27 15:28       ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 08/13] dt-bindings: iio: adc: ti,adc12138 " Jonathan Cameron
2020-08-12 16:29   ` Rob Herring
2020-08-16  9:06     ` Jonathan Cameron
2020-08-17 14:17   ` Rob Herring [this message]
2020-08-09 11:17 ` [PATCH 09/13] dt-bindings: iio: adc: ti,adc128s052 " Jonathan Cameron
2020-08-18  2:30   ` Rob Herring
2020-08-29 17:55     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 10/13] dt-bindings: iio: adc: ti,ads7950 binding conversion Jonathan Cameron
2020-08-12 16:30   ` David Lechner
2020-08-30 15:55     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 11/13] dt-bindings: iio: adc: ti,ads8344 yaml conversion Jonathan Cameron
2020-08-18  2:31   ` Rob Herring
2020-08-29 17:58     ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 12/13] dt-bindings: iio: adc: tlc4541 - recover accidentally dropped binding doc Jonathan Cameron
2020-08-29 17:57   ` Jonathan Cameron
2020-08-09 11:17 ` [PATCH 13/13] dt-bindings: iio: adc: ti,tlc4541 binding conversion Jonathan Cameron
2020-08-10  0:42   ` Phil Reid
2020-08-18  2:32   ` Rob Herring
2020-08-29 17:59     ` Jonathan Cameron

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