On Fri, Aug 03, 2018 at 12:37:26AM +0530, Balakrishna Godavarthi wrote:
> This patch enables regulators for the Qualcomm Bluetooth wcn3990
> controller.
>
> Signed-off-by: Balakrishna Godavarthi <bgodavar@xxxxxxxxxxxxxx>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
> ---
> Changes in v13:
> * Segregated optional and required properties for wcn3990.
> ---
> .../bindings/net/qualcomm-bluetooth.txt | 29 +++++++++++++++++--
> 1 file changed, 27 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
> index 0ea18a53cc29..824c0e23c544 100644
> --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
> +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
> @@ -10,12 +10,25 @@ device the slave device is attached to.
> Required properties:
> - compatible: should contain one of the following:
> * "qcom,qca6174-bt"
> + * "qcom,wcn3990-bt"
> +
> +Optional properties for compatible string qcom,qca6174-bt:
>
> -Optional properties:
> - enable-gpios: gpio specifier used to enable chip
> - clocks: clock provided to the controller (SUSCLK_32KHZ)
>
> -Example:
> +Required properties for compatible string qcom,wcn3990-bt:
> +
> + - vddio-supply: VDD_IO supply regulator handle.
> + - vddxo-supply: VDD_XO supply regulator handle.
> + - vddrf-supply: VDD_RF supply regulator handle.
> + - vddch0-supply: VDD_CH0 supply regulator handle.
> +
> +Optional properties for compatible string qcom,wcn3990-bt:
> +
> + - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt
> +
> +Examples:
>
> serial@7570000 {
> label = "BT-UART";
> @@ -28,3 +41,15 @@ serial@7570000 {
> clocks = <&divclk4>;
> };
> };
> +
> +serial@898000 {
> + bluetooth {
> + compatible = "qcom,wcn3990-bt";
> +
> + vddio-supply = <&vreg_s4a_1p8>;
> + vddxo-supply = <&vreg_l7a_1p8>;
> + vddrf-supply = <&vreg_l17a_1p3>;
> + vddch0-supply = <&vreg_l25a_3p3>;
> + max-speed = <3200000>;
> + };
> +};
Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
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