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 <[email protected]> Signed-off-by: Paul Sajna <[email protected]> --- arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi | 37 ++++++++++++++++++++++++++ arch/arm64/boot/dts/qcom/sdm845-lg-judyln.dts | 8 ++++++ 2 files changed, 45 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi index eb8de8d01177..57badeff16a5 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 { @@ -490,6 +497,16 @@ &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>; @@ -540,6 +557,26 @@ 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 09bfcef42402..e530a08f5e27 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/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/judyln/cdsp.mbn"; }; -- 2.53.0

