[PATCH 16/16] arm64: dts: qcom: sm8550-aim300: add bluetooth support

From: Tengfei Fan
Date: Fri Nov 17 2023 - 05:20:09 EST


Enable the WCN7850 bluetooth over the UART14 link.

Signed-off-by: Tengfei Fan <quic_tengfan@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8550-aim300.dts | 43 ++++++++++++++++++++++
1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-aim300.dts b/arch/arm64/boot/dts/qcom/sm8550-aim300.dts
index f3c558dd40f1..8129d57c4af1 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-aim300.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-aim300.dts
@@ -23,6 +23,7 @@

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

wcd938x: audio-codec {
@@ -764,6 +765,10 @@
status = "okay";
};

+&qupv3_id_1 {
+ status = "okay";
+};
+
&remoteproc_adsp {
firmware-name = "qcom/sm8550/adsp.mbn",
"qcom/sm8550/adsp_dtb.mbn";
@@ -841,6 +846,21 @@
&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";
@@ -882,6 +902,29 @@
status = "okay";
};

+&uart14 {
+ status = "okay";
+
+ bluetooth {
+ compatible = "qcom,wcn7850-bt";
+
+ enable-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;
+ swctrl-gpios = <&tlmm 82 GPIO_ACTIVE_HIGH>;
+
+ max-speed = <3200000>;
+
+ pinctrl-0 = <&bt_default>;
+ pinctrl-names = "default";
+
+ 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>;
+ };
+};
+
&ufs_mem_hc {
reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>;
vcc-supply = <&vreg_l17b_2p5>;
--
2.17.1