diff options
Diffstat (limited to 'arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts')
| -rw-r--r-- | arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts index 9a3884a73e13..4020c727f09e 100644 --- a/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts +++ b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts @@ -14,12 +14,15 @@ gpio1 = &gpio1; gpio2 = &gpio2; gpio3 = &gpio3; + gpio4 = &gpio4; + gpio5 = &aogpio; serial0 = &uart0; serial1 = &uart1; serial2 = &uart2; serial3 = &uart3; serial4 = &uart4; serial5 = &uart5; + spi0 = &spi0; }; chosen { @@ -27,6 +30,32 @@ }; }; +&padctrl0_apsys { + uart0_pins: uart0-0 { + tx-pins { + pins = "UART0_TXD"; + function = "uart"; + bias-disable; + drive-strength = <3>; + input-disable; + input-schmitt-disable; + slew-rate = <0>; + }; + + rx-pins { + pins = "UART0_RXD"; + function = "uart"; + bias-disable; + drive-strength = <1>; + input-enable; + input-schmitt-enable; + slew-rate = <0>; + }; + }; +}; + &uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins>; status = "okay"; }; |