Hi Balakrishan,
> Change-Id: Ie62e3b90b6226019142206c8d44712a6c8550ef2
> Signed-off-by: Rupesh Tatiya <rtatiya@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/bluetooth/btqca_power.txt | 30 ++++++++++++++++++++++
> 1 file changed, 30 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/bluetooth/btqca_power.txt
>
> diff --git a/Documentation/devicetree/bindings/bluetooth/btqca_power.txt b/Documentation/devicetree/bindings/bluetooth/btqca_power.txt
> new file mode 100644
> index 0000000..f0f593c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/bluetooth/btqca_power.txt
> @@ -0,0 +1,30 @@
> +* Bluetooth Controller
> +Bluetooth controller communicates with the Bluetooth Host using HCI Transport layer.
> +HCI Transport layer can be based on UART or USB serial communication protocol.
> +
> +Required properties:
> + - compatible: Should be set to one of the following:
> + qca,ar3002
> + qca,qca6174
> + qca,wcn3990
> +
> +Optional properties:
> + - vddpa-supply: Bluetooth VDD PA regulator handle
> + - vddio-supply: Bluetooth VDD IO regulator handle
> + - vddldo-supply: Bluetooth VDD LDO regulator handle. Kept under optional parameters
> + as some of the chipsets doesn't require ldo or it may use from same vddio.
> + - vddxtal-supply: Bluetooth VDD XTAL regulator handle
> + - vddcore-supply: Bluetooth VDD CORE regulator handle
> + - vddpwd-supply: Chip power down gpio is required when bluetooth module
> + and other modules like wifi co-exist in a singe chip and shares a
> + common gpio to bring chip out of reset.
> +
> +Example:
> + bt-ar3002 {
> + compatible = "qca,ar3002";
> + vddio-supply = <&pm8941_s3>;
> + vddpa-supply = <&pm8941_l19>;
> + vddxtal-supply = <&pm8994_l30>;
> + vddcore-supply = <&pm8994_s3>;
> + vddpwd-supply = <&ath_chip_pwd_l>;
> +};
so I do not get this. I assumed we want to tie these to the UART and the Bluetooth serdev slave on top of that UART. Doing them as random platform device is pointless to me.
Regards
Marcel
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