[PATCH] arm64: dts: qcom: qcs404-evb: Enable uart3 and add Bluetooth

[Bjorn Andersson]

Enable blsp1_uart3, define its pinconf and add the bluetooth node.

It seems provisioning is lacking a valid BD address, preventing the
interface from initializing, so provide a dummy for now.

Signed-off-by: Bjorn Andersson <bjorn.anders...@linaro.org>
---
 arch/arm64/boot/dts/qcom/qcs404-evb.dtsi | 45 ++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi 
b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
index 536f735243d2..5c502e6db424 100644
--- a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
@@ -7,6 +7,7 @@
 / {
        aliases {
                serial0 = &blsp1_uart2;
+               serial1 = &blsp1_uart3;
        };
 
        chosen {
@@ -19,6 +20,32 @@
                regulator-always-on;
                regulator-boot-on;
        };
+
+       vdd_ch0_3p3:
+       vdd_esmps3_3p3: vdd-esmps3-3p3-regulator {
+               compatible = "regulator-fixed";
+               regulator-name = "eSMPS3_3P3";
+
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+       };
+};
+
+&blsp1_uart3 {
+       status = "okay";
+
+       bluetooth {
+               compatible = "qcom,wcn3990-bt";
+               vddio-supply = <&vreg_l6_1p8>;
+               vddxo-supply = <&vreg_l5_1p8>;
+               vddrf-supply = <&vreg_l1_1p3>;
+               vddch0-supply = <&vdd_ch0_3p3>;
+
+               local-bd-address = [ 02 00 00 00 5a ad ];
+
+               max-speed = <3200000>;
+       };
 };
 
 &remoteproc_adsp {
@@ -205,3 +232,21 @@
                bias-disable;
        };
 };
+
+&blsp1_uart3_default {
+       cts {
+               pins = "gpio84";
+               bias-disable;
+       };
+
+       rts-tx {
+               pins = "gpio85", "gpio82";
+               drive-strength = <2>;
+               bias-disable;
+       };
+
+       rx {
+               pins = "gpio83";
+               bias-pull-up;
+       };
+};
-- 
2.18.0