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Commit 50501355 authored by Balakrishna Godavarthi's avatar Balakrishna Godavarthi Committed by Marcel Holtmann
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dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3990 



This patch enables regulators for the Qualcomm Bluetooth wcn3990
controller.

Signed-off-by: default avatarBalakrishna Godavarthi <bgodavar@codeaurora.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Reviewed-by: default avatarStephen Boyd <swboyd@chromium.org>
Reviewed-by: default avatarMatthias Kaehlcke <mka@chromium.org>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 4c791489

Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt

+27 −2
Original line number Diff line number Diff line
@@ -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>;

	};

};