Re: [PATCH v4 1/2] Documentation: Add sbs-manager device tree node documentation

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On Thu, Aug 25, 2016 at 10:21:00PM +0200, Karl-Heinz Schneider wrote:
> This patch adds device tree documentation for the sbs-manager
> 
> Reviewed-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Karl-Heinz Schneider <karl-heinz@xxxxxxxxxxxxxxxxx>
> ---
>  .../devicetree/bindings/power/sbs,sbs-manager.txt  | 53 ++++++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/sbs,sbs-manager.txt
> 
> diff --git a/Documentation/devicetree/bindings/power/sbs,sbs-manager.txt b/Documentation/devicetree/bindings/power/sbs,sbs-manager.txt
> new file mode 100644
> index 0000000..6b1a87ce
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/sbs,sbs-manager.txt
> @@ -0,0 +1,53 @@
> +Binding for sbs-manager
> +
> +Required properties:
> +- compatible: should be "lltc,ltc1760" or use "sbs,sbs-manager" as fallback.
> +- reg: integer, i2c address of the device. Should be <0xa>.

What happened to adding Phil's interrupt support into this? You don't 
have to add the whole patch, just the binding part. The driver support 
can come later.

> +
> +From OS view the device is basically an i2c-mux used to communicate with up to
> +four smart battery devices at address 0xb. The driver actually implements this
> +behaviour. So standard i2c-mux nodes can be used to register up to four slave
> +batteries. See Documentation/devicetree/bindings/i2c/i2c-mux.txt for more
> +information on i2c-mux nodes. Channels will be numerated starting from 1 to 4.
> +
> +Example:
> +
> +batman@0a {

drop leading 0.

> +    compatible = "lltc,ltc1760";
> +    reg = <0x0a>;
> +    #address-cells = <1>;
> +    #size-cells = <0>;
> +
> +    i2c@1 {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +        reg = <1>;
> +
> +        battery@0b {

and here...

> +            compatible = "ti,bq2060", "sbs,sbs-battery";
> +            reg = <0x0b>;
> +        };
> +    };
> +
> +    i2c@2 {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +        reg = <2>;
> +
> +        battery@0b {
> +            compatible = "ti,bq2060", "sbs,sbs-battery";
> +            reg = <0x0b>;
> +        };
> +    };
> +
> +    i2c@3 {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +        reg = <3>;
> +
> +        battery@0b {
> +            compatible = "ti,bq2060", "sbs,sbs-battery";
> +            reg = <0x0b>;
> +        };
> +    };
> +};
> -- 
> 2.7.4
> 
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