Subject: [PATCH v1 2/2] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn6750

This patch enables regulators and gpios for the Qualcomm Bluetooth wcn6750
controller.

Signed-off-by: Venkata Lakshmi Narayana Gubba <[email protected]>
---
.../devicetree/bindings/net/qualcomm-bluetooth.txt | 43 ++++++++++++++++++++++
1 file changed, 43 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
index 709ca6d..e70fcb7 100644
--- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
+++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
@@ -15,6 +15,7 @@ Required properties:
* "qcom,wcn3991-bt"
* "qcom,wcn3998-bt"
* "qcom,qca6390-bt"
+ * "qcom,wcn6750-bt"

Optional properties for compatible string qcom,qca6174-bt:

@@ -39,6 +40,26 @@ Optional properties for compatible string qcom,wcn399x-bt:
- firmware-name: specify the name of nvm firmware to load
- clocks: clock provided to the controller

+Required properties for compatible string qcom,wcn6750-bt:
+
+ - enable-gpios: gpio specifier used to enable chip
+ - swctrl-gpios: gpio specifier is output from SoC,used to find status
+ of clock supply to SoC.
+ - vddio-supply: VDD_IO supply regulator handle.
+ - vddaon-supply: VDD_AON supply regulator handle.
+ - vddbtcxmx-suppl: VDD_BT_CXMX supply regualtor handle.
+ - vddrfacmn-supply: VDD_RFA_CMN supply regulator handle.
+ - vddrfa0p8-supply: VDD_RFA_0P8 suppply regulator handle.
+ - vddrfa1p7-supply: VDD_RFA_1P7 supply regulator handle.
+ - vddrfa1p2-supply: VDD_RFA_1P2 supply regulator handle.
+ - vddrfa2p2-supply: VDD_RFA_2P2 supply regulator handle.
+ - vddasd-supply: VDD_ASD supply regulator handle.
+
+Optional properties for compatible string qcom,wcn6750-bt:
+
+ - max-speed: see Documentation/devicetree/bindings/serial/serial.yaml
+ - firmware-name: specify the name of nvm firmware to load
+
Examples:

serial@7570000 {
@@ -67,3 +88,25 @@ serial@898000 {
clocks = <&rpmhcc RPMH_RF_CLK2>;
};
};
+
+serial@99c000 {
+ bluetooth {
+ compatible = "qcom,wcn6750-bt";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&bt_en_default>;
+ enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
+ swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
+ vddio-supply = <&vreg_l19b_1p8>;
+ vddaon-supply = <&vreg_s7b_0p9>;
+ vddbtcxmx-supply = <&vreg_s7b_0p9>;
+ vddrfacmn-supply = <&vreg_s7b_0p9>;
+ vddrfa0p8-supply = <&vreg_s7b_0p9>;
+ vddrfa1p7-supply = <&vreg_s1b_1p8>;
+ vddrfa1p2-supply = <&vreg_s8b_1p2>;
+ vddrfa2p2-supply = <&vreg_s1c_2p2>;
+ vddasd-supply = <&vreg_l11c_2p8>;
+ max-speed = <3200000>;
+ firmware-name = "msnv11.bin";
+ };
+};
--
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