arm64: dts: qcom: sm8550-qrd: add bluetooth support

Enable the WCN7850 bluetooth over the UART14 link.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230911-topic-sm8550-upstream-bt-v4-2-a5a428c77418@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
index 2c09ce8aeafd9b3f3b44644521430e31a463b4bc..a17c9f4f713f9ed7bdb08d8331f3e43f84584824 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
@@ -23,6 +23,7 @@
 
        aliases {
                serial0 = &uart7;
+               serial1 = &uart14;
        };
 
        wcd938x: audio-codec {
@@ -765,6 +766,10 @@
        status = "okay";
 };
 
+&qupv3_id_1 {
+       status = "okay";
+};
+
 &remoteproc_adsp {
        firmware-name = "qcom/sm8550/adsp.mbn",
                        "qcom/sm8550/adsp_dtb.mbn";
@@ -842,6 +847,21 @@
 &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";
@@ -883,6 +903,29 @@
        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>;