Hi,
The interrupt must be documented, since its mandatory.
On Tue, Mar 21, 2017 at 03:09:16PM -0700, Liam Breck wrote:
> From: Liam Breck <kernel@xxxxxxxxxxxxxxxxx>
>
> Document monitored-battery and ti,system-minimum-microvolt properties.
>
> Cc: Rob Herring <robh@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: Liam Breck <kernel@xxxxxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/power/supply/bq24190.txt | 47 ++++++++++++++++++++++
> 1 file changed, 47 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/supply/bq24190.txt
>
> diff --git a/Documentation/devicetree/bindings/power/supply/bq24190.txt b/Documentation/devicetree/bindings/power/supply/bq24190.txt
> new file mode 100644
> index 0000000..d252d10
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/bq24190.txt
> @@ -0,0 +1,47 @@
> +Binding for TI BQ24190 Li-Ion Battery Charger
> +
> +Required properties:
> +- compatible: Should contain one of the following:
> + * "ti,bq24190"
> +- reg: integer, I2C address of the device.
interrupts: interrupt specifier for bq24190's INT
> +
> +Optional properties:
> +- monitored-battery: phandle of battery information devicetree node
> + These battery properties are relevant:
> + + precharge-current-microamp: maximum charge current during precharge
> + phase (typically 20% of battery capacity).
> + + endcharge-current-microamp: a charge cycle terminates when the
> + battery voltage is above recharge threshold, and the current is below
> + this setting (typically 10% of battery capacity).
> + See Documentation/devicetree/bindings/power/supply/battery.txt
> +- ti,system-minimum-microvolt: when power is connected and the battery
> + is below minimum system voltage, the system will be regulated above this
> + setting.
> +
> +Other features:
> +- Use gpio-hog to set the OTG pin high to enable 500mA charge current on USB SDP port.
> +
> +Example:
> +
> +bat: battery {
> + compatible = "simple-battery";
> + precharge-current-microamp = <256000>;
> + endcharge-current-microamp = <128000>;
> +};
> +
> +bq24190 charger@6a {
> + compatible = "ti,bq24190";
> + reg = <0x6a>;
> + // interrupt configuration here
interrupt-parent = <&gpiochip23>;
interrupts = <42 IRQ_TYPE_EDGE_FALLING>;
> + monitored-battery = <&bat>;
> + ti,system-minimum-microvolt = <3200000>;
> +};
> +
> +&twl_gpio {
> + otg {
> + gpio-hog;
> + gpios = <6 0>;
> + output-high;
> + line-name = "otg-gpio";
> + };
> +};
> --
> 2.9.3
>
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