[PATCH 4/4] arm64: dts: qcom: sm8550-qrd: add bluetooth support

From: Neil Armstrong
Date: Tue Jun 20 2023 - 11:20:24 EST


Enable the WCN7850 bluetooth over the UART14 link.

Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 43 +++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
index ec4feee6837d..5191fdbe72cb 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
@@ -22,6 +22,7 @@ / {

aliases {
serial0 = &uart7;
+ serial1 = &uart14;
};

wcd938x: audio-codec {
@@ -691,6 +692,10 @@ &qupv3_id_0 {
status = "okay";
};

+&qupv3_id_1 {
+ status = "okay";
+};
+
&remoteproc_adsp {
firmware-name = "qcom/sm8550/adsp.mbn",
"qcom/sm8550/adsp_dtb.mbn";
@@ -768,6 +773,21 @@ wcd_tx: codec@0,3 {
&tlmm {
gpio-reserved-ranges = <32 8>;

+ bt_default: bt-default-state {
+ bt-en-pins {
+ pins = "gpio81";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ };
+
+ sw-ctrl-pins {
+ pins = "gpio82";
+ function = "gpio";
+ bias-pull-down;
+ };
+ };
+
sde_dsi_active: sde-dsi-active-state {
pins = "gpio133";
function = "gpio";
@@ -809,6 +829,29 @@ &uart7 {
status = "okay";
};

+&uart14 {
+ status = "okay";
+
+ bluetooth {
+ compatible = "qcom,wcn7850-bt";
+
+ vddio-supply = <&vreg_l15b_1p8>;
+ vddaon-supply = <&vreg_s4e_0p95>;
+ vdddig-supply = <&vreg_s4e_0p95>;
+ vddrfa0p8-supply = <&vreg_s4e_0p95>;
+ vddrfa1p2-supply = <&vreg_s4g_1p25>;
+ vddrfa1p9-supply = <&vreg_s6g_1p86>;
+
+ max-speed = <3200000>;
+
+ enable-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;
+ swctrl-gpios = <&tlmm 82 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-0 = <&bt_default>;
+ pinctrl-names = "default";
+ };
+};
+
&ufs_mem_hc {
reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>;
vcc-supply = <&vreg_l17b_2p5>;

--
2.34.1