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[v3,02/16] dt-bindings: iio: adc: add binding for X-Powers AXP PMICs ADC

Message ID 8191dd8cc334049b8b91a231f9f276b6d0689628.1516012352.git-series.quentin.schulz@free-electrons.com (mailing list archive)
State Not Applicable, archived
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Commit Message

Quentin Schulz Jan. 15, 2018, 10:33 a.m. UTC
X-Powers PMICs have several ADC channels that can be used for different
purposes, e.g. PMIC internal temperature, battery voltage or AC current.

This is the documentation for AXP209, AXP221/223 and AXP813 ADC
bindings.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt | 48 +++++++++-
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt

Comments

Jonathan Cameron Jan. 21, 2018, 12:18 p.m. UTC | #1
On Mon, 15 Jan 2018 11:33:36 +0100
Quentin Schulz <quentin.schulz@free-electrons.com> wrote:

> X-Powers PMICs have several ADC channels that can be used for different
> purposes, e.g. PMIC internal temperature, battery voltage or AC current.
> 
> This is the documentation for AXP209, AXP221/223 and AXP813 ADC
> bindings.
> 
> Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
> Reviewed-by: Rob Herring <robh@kernel.org>
Applied to the togreg branch of iio.git and pushed out as testing.

Thanks,

Jonathan

> ---
>  Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt | 48 +++++++++-
>  1 file changed, 48 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> new file mode 100644
> index 0000000..7a63139
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> @@ -0,0 +1,48 @@
> +* 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 mbox

Patch

diff --git a/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
new file mode 100644
index 0000000..7a63139
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
@@ -0,0 +1,48 @@ 
+* 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