From: Emil Renner Berthing <kernel@xxxxxxxx>
Add pinctrl and UART nodes for the Broadcom Wifi/Bluetooth module on the
BeagleV Starlight and StarFive VisionFive V1 boards.
Signed-off-by: Emil Renner Berthing <kernel@xxxxxxxx>
---
.../boot/dts/starfive/jh7100-common.dtsi | 49 +++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
index ae1a6aeb0aea..1f79481bfd96 100644
--- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
@@ -289,6 +289,41 @@ GPO_SDIO1_PAD_CDATA_OEN_BIT3,
};
};
+ uart0_pins: uart0-0 {
+ rx-pins {
+ pinmux = <GPIOMUX(40, GPO_LOW, GPO_DISABLE,
+ GPI_UART0_PAD_SIN)>;
+ bias-pull-up;
+ drive-strength = <14>;
+ input-enable;
+ input-schmitt-enable;
+ };
+ tx-pins {
+ pinmux = <GPIOMUX(41, GPO_UART0_PAD_SOUT,
+ GPO_ENABLE, GPI_NONE)>;
+ bias-disable;
+ drive-strength = <35>;
+ input-disable;
+ input-schmitt-disable;
+ };
+ cts-pins {
+ pinmux = <GPIOMUX(39, GPO_LOW, GPO_DISABLE,
+ GPI_UART0_PAD_CTSN)>;
+ bias-pull-down;
+ drive-strength = <14>;
+ input-enable;
+ input-schmitt-enable;
+ };
+ rts-pins {
+ pinmux = <GPIOMUX(42, GPO_UART0_PAD_RTSN,
+ GPO_ENABLE, GPI_NONE)>;
+ bias-disable;
+ drive-strength = <35>;
+ input-disable;
+ input-schmitt-disable;
+ };
+ };
+
uart3_pins: uart3-0 {
rx-pins {
pinmux = <GPIOMUX(13, GPO_LOW, GPO_DISABLE,
@@ -393,6 +428,20 @@ wifi@1 {
};
};
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+ uart-has-rtscts;
+ status = "okay";
+
+ bluetooth {
+ compatible = "brcm,bcm4330-bt";
+ max-speed = <4000000>;
+ device-wakeup-gpios = <&gpio 38 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpio 35 GPIO_ACTIVE_LOW>;
+ };
+};
+
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
--
2.43.0
