On Wed, Oct 15, 2014 at 01:55:07PM -0500, atull@xxxxxxxxxxxxxxxxxxxxx wrote:
> From: Alan Tull <atull@xxxxxxxxxxxxxxxxxxxxx>
>
> Add device tree bindings documentation for ltc2978.
>
> Signed-off-by: Alan Tull <atull@xxxxxxxxxxxxxxxxxxxxx>
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: Mark Brown <broonie@xxxxxxxxxx>
> ---
> v2: clean whitespace
>
> v3: list compatible strings in single column
> add vendor as lltc
> mention regulators.txt instead of documenting regulator-name
> s/vout_en/vout/
> remove size_cells, address-cells
> use node name to identify regulators
> ---
> .../devicetree/bindings/hwmon/ltc2978.txt | 39 ++++++++++++++++++++
> 1 file changed, 39 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/hwmon/ltc2978.txt
>
> diff --git a/Documentation/devicetree/bindings/hwmon/ltc2978.txt b/Documentation/devicetree/bindings/hwmon/ltc2978.txt
> new file mode 100644
> index 0000000..16c1227
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/ltc2978.txt
> @@ -0,0 +1,39 @@
> +ltc2978
> +
> +Required properties:
> +- compatible: should contain one of:
> + * "lltc,ltc2974"
> + * "lltc,ltc2977"
> + * "lltc,ltc2978"
> + * "lltc,ltc3880"
> + * "lltc,ltc3883"
> + * "lltc,ltm4676"
> +- reg: I2C slave address
> +
> +Optional properties:
> +- regulators: A node that houses a sub-node for each regulator controlled by
> + the device. Each sub-node is identified using the node's name, with valid
> + values listed below. The content of each sub-node is defined by the
> + standard binding for regulators; see regulator.txt.
> +
> +Valid names of regulators depend on number of supplies supported per device:
> + * ltc2974 : vout0 - vout3
> + * ltc2977 : vout0 - vout7
> + * ltc2978 : vout0 - vout7
> + * ltc3880 : vout0 - vout1
> + * ltc3883 : vout0
> + * ltm4676 : vout0 - vout1
> +
> +Example:
> +ltc2978@5e {
> + compatible = "ltc2978";
Nitpick, but still:
"lltc,ltc2978"
> + reg = <0x5e>;
> + regulators {
> + vout0 {
> + regulator-name = "FPGA-2.5V";
> + };
> + vout2 {
> + regulator-name = "FPGA-1.5V";
> + };
> + };
> +};
> --
> 1.7.9.5
>
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