On Mon, Apr 29, 2019 at 11:45:57PM -0700, Andrey Smirnov wrote:
> Add bindings for Microchip UCS1002 Programmable USB Port Power
> Controller with Charger Emulation.
>
> Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
> Cc: Enric Balletbo Serra <enric.balletbo@xxxxxxxxxxxxx>
> Cc: Chris Healy <cphealy@xxxxxxxxx>
> Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: Sebastian Reichel <sre@xxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Cc: linux-pm@xxxxxxxxxxxxxxx
> ---
> .../power/supply/microchip,ucs1002.txt | 27 +++++++++++++++++++
> 1 file changed, 27 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/supply/microchip,ucs1002.txt
>
> diff --git a/Documentation/devicetree/bindings/power/supply/microchip,ucs1002.txt b/Documentation/devicetree/bindings/power/supply/microchip,ucs1002.txt
> new file mode 100644
> index 000000000000..021fd7aba75e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/microchip,ucs1002.txt
> @@ -0,0 +1,27 @@
> +Microchip UCS1002 USB Port Power Controller
> +
> +Required properties:
> +- compatible : Should be "microchip,ucs1002";
> +- reg : I2C slave address
> +
> +Optional properties:
> +- interrupts-extended : A list of interrupts lines present (could be either
> + corresponding to A_DET# pin, ALERT# pin, or both)
> +- interrupt-names : A list of interrupt names. Should contain (if
> + present):
> + - "a_det" for line connected to A_DET# pin
> + - "alert" for line connected to ALERT# pin
> + Both are expected to be IRQ_TYPE_EDGE_BOTH
> +Example:
> +
> +&i2c3 {
> + charger@32 {
> + compatible = "microchip,ucs1002";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ucs1002_pins>;
Document the above ? Or is that optional ?
[ I am not a DT expert, so feel free to ignore. ]
Guenter
> + reg = <0x32>;
> + interrupts-extended = <&gpio5 2 IRQ_TYPE_EDGE_BOTH>,
> + <&gpio3 21 IRQ_TYPE_EDGE_BOTH>;
> + interrupt-names = "a_det", "alert";
> + };
> +};
> --
> 2.20.1
>
