uart9 is debug serial on USB SBU1/2

UART RX is SBU1 and UART TX is SBU2 of the USB-C port).
1.8V Logic Level
Tested using pololu usb07a https://www.pololu.com/product/2585
and CH340 USB-UART

uart6 is bluetooth

Bluetooth: hci0: setting up wcn399x
Bluetooth: hci0: QCA Product ID   :0x0000000a
Bluetooth: hci0: QCA SOC Version  :0x40010214
Bluetooth: hci0: QCA ROM Version  :0x00000201
Bluetooth: hci0: QCA Patch Version:0x00000001
Bluetooth: hci0: QCA controller version 0x02140201
Bluetooth: hci0: QCA Downloading qca/crbtfw21.tlv
Bluetooth: hci0: QCA Downloading qca/judyln/crnv21.bin
Bluetooth: hci0: QCA setup on UART is completed

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Paul Sajna <sajattack@postmarketos.org>
---
 arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi | 37 ++++++++++++++++++++++++++
 arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts  |  8 ++++++
 arch/arm64/boot/dts/qcom/sdm845-lg-judyp.dts   |  8 ++++++
 3 files changed, 53 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi
index 8b7a271b7568..27221b3afb30 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi
@@ -27,10 +27,17 @@
 /delete-node/ &wlan_msa_mem;
 
 / {
+	aliases {
+		serial0 = &uart9;
+		serial1 = &uart6;
+	};
+
 	chosen {
 		#address-cells = <2>;
 		#size-cells = <2>;
 		ranges;
+
+		stdout-path = "serial0:115200n8";
 	};
 
 	reserved-memory {
@@ -498,6 +505,16 @@ &qupv3_id_1 {
 	status = "okay";
 };
 
+&qup_uart9_rx {
+	drive-strength = <2>;
+	bias-pull-up;
+};
+
+&qup_uart9_tx {
+	drive-strength = <2>;
+	bias-disable;
+};
+
 &sdhc_2 {
 	cd-gpios = <&tlmm 126 GPIO_ACTIVE_LOW>;
 
@@ -548,6 +565,26 @@ sd_card_det_n: sd-card-det-n-state {
 	};
 };
 
+&uart6 {
+	pinctrl-0 = <&qup_uart6_4pin>;
+
+	status = "okay";
+
+	bluetooth: bluetooth {
+		compatible = "qcom,wcn3990-bt";
+
+		vddio-supply = <&vreg_s4a_1p8>;
+		vddxo-supply = <&vreg_l7a_1p8>;
+		vddrf-supply = <&vreg_l17a_1p3>;
+		vddch0-supply = <&vreg_l25a_3p3>;
+		max-speed = <3200000>;
+	};
+};
+
+&uart9 {
+	status = "okay";
+};
+
 /*
  * UFS works partially and only with clk_ignore_unused.
  * Sometimes it crashes with I/O errors.
diff --git a/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts b/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts
index 6d6cc197176c..90dd5a2a6f30 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts
@@ -43,6 +43,14 @@ &adsp_pas {
 	firmware-name = "qcom/sdm845/LG/judyln/adsp.mbn";
 };
 
+&bluetooth {
+	/*
+	 * This path is relative to the qca/
+	 * subdir under lib/firmware.
+	 */
+	firmware-name = "judyln/crnv21.bin";
+};
+
 &cdsp_pas {
 	firmware-name = "qcom/sdm845/LG/judyln/cdsp.mbn";
 };
diff --git a/arch/arm64/boot/dts/qcom/sdm845-lg-judyp.dts b/arch/arm64/boot/dts/qcom/sdm845-lg-judyp.dts
index fd62abbb7128..efca260c3dcf 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-lg-judyp.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-lg-judyp.dts
@@ -29,6 +29,14 @@ &adsp_pas {
 	firmware-name = "qcom/sdm845/LG/judyp/adsp.mbn";
 };
 
+&bluetooth {
+	/*
+	 * This path is relative to the qca/
+	 * subdir under lib/firmware.
+	 */
+	firmware-name = "judyp/crnv21.bin";
+};
+
 &cdsp_pas {
 	firmware-name = "qcom/sdm845/LG/judyp/cdsp.mbn";
 };

-- 
2.53.0