On Sat, 31 Oct 2020 18:48:39 +0000
Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
> From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
>
> This is a very small binding. It might make sense at some stage
> to just roll it into the parent mfd. For now, converted as is.
> The main advantage of this document is the identification of the
> channel index values when this is used as a provider of ADC channels
> to consumers.
>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> Cc: Quentin Schulz <quentin.schulz@xxxxxxxxxxx>
Quentin's email address is boucing so for now I've put myself as maintainer
of this binding.
+CC Chen-Yu Tsai who 'might' be the a better choice.
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to poke at it.
Thanks,
Jonathan
> ---
> .../bindings/iio/adc/axp20x_adc.txt | 48 -------------
> .../bindings/iio/adc/x-powers,axp209-adc.yaml | 67 +++++++++++++++++++
> 2 files changed, 67 insertions(+), 48 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> deleted file mode 100644
> index 7a6313913923..000000000000
> --- a/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> +++ /dev/null
> @@ -1,48 +0,0 @@
> -* X-Powers AXP ADC bindings
> -
> -Required properties:
> - - compatible: should be one of:
> - - "x-powers,axp209-adc",
> - - "x-powers,axp221-adc",
> - - "x-powers,axp813-adc",
> - - #io-channel-cells: should be 1,
> -
> -Example:
> -
> -&axp22x {
> - adc {
> - compatible = "x-powers,axp221-adc";
> - #io-channel-cells = <1>;
> - };
> -};
> -
> -ADC channels and their indexes per variant:
> -
> -AXP209
> -------
> - 0 | acin_v
> - 1 | acin_i
> - 2 | vbus_v
> - 3 | vbus_i
> - 4 | pmic_temp
> - 5 | gpio0_v
> - 6 | gpio1_v
> - 7 | ipsout_v
> - 8 | batt_v
> - 9 | batt_chrg_i
> -10 | batt_dischrg_i
> -
> -AXP22x
> -------
> - 0 | pmic_temp
> - 1 | batt_v
> - 2 | batt_chrg_i
> - 3 | batt_dischrg_i
> -
> -AXP813
> -------
> - 0 | pmic_temp
> - 1 | gpio0_v
> - 2 | batt_v
> - 3 | batt_chrg_i
> - 4 | batt_dischrg_i
> diff --git a/Documentation/devicetree/bindings/iio/adc/x-powers,axp209-adc.yaml b/Documentation/devicetree/bindings/iio/adc/x-powers,axp209-adc.yaml
> new file mode 100644
> index 000000000000..288a5ac31a16
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/x-powers,axp209-adc.yaml
> @@ -0,0 +1,67 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/x-powers,axp209-adc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: X-Powers AXP ADC bindings
> +
> +maintainers:
> + - Quentin Schulz <quentin.schulz@xxxxxxxxxxx>
> +
> +description: |
> + ADC is frequently used as a provider to consumers of the ADC channels.
> + Device is a child of an axp209 multifunction device
> + ADC channels and their indexes per variant:
> +
> + AXP209
> + ------
> + 0 | acin_v
> + 1 | acin_i
> + 2 | vbus_v
> + 3 | vbus_i
> + 4 | pmic_temp
> + 5 | gpio0_v
> + 6 | gpio1_v
> + 7 | ipsout_v
> + 8 | batt_v
> + 9 | batt_chrg_i
> + 10 | batt_dischrg_i
> +
> + AXP22x
> + ------
> + 0 | pmic_temp
> + 1 | batt_v
> + 2 | batt_chrg_i
> + 3 | batt_dischrg_i
> +
> + AXP813
> + ------
> + 0 | pmic_temp
> + 1 | gpio0_v
> + 2 | batt_v
> + 3 | batt_chrg_i
> + 4 | batt_dischrg_i
> +
> +
> +properties:
> + compatible:
> + enum:
> + - x-powers,axp209-adc
> + - x-powers,axp221-adc
> + - x-powers,axp813-adc
> +
> + "#io-channel-cells":
> + const: 1
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + axp221 {
> + adc {
> + compatible = "x-powers,axp221-adc";
> + #io-channel-cells = <1>;
> + };
> + };
> +...
