1// SPDX-License-Identifier: (GPL-2.0 OR MIT) 2/* 3 * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org> 4 */ 5 6#include "th1520-lichee-module-4a.dtsi" 7 8/ { 9 model = "Sipeed Lichee Pi 4A"; 10 compatible = "sipeed,lichee-pi-4a", "sipeed,lichee-module-4a", "thead,th1520"; 11 12 aliases { 13 gpio0 = &gpio0; 14 gpio1 = &gpio1; 15 gpio2 = &gpio2; 16 gpio3 = &gpio3; 17 gpio4 = &gpio4; 18 gpio5 = &aogpio; 19 serial0 = &uart0; 20 serial1 = &uart1; 21 serial2 = &uart2; 22 serial3 = &uart3; 23 serial4 = &uart4; 24 serial5 = &uart5; 25 spi0 = &spi0; 26 }; 27 28 chosen { 29 stdout-path = "serial0:115200n8"; 30 }; 31}; 32 33&padctrl0_apsys { 34 uart0_pins: uart0-0 { 35 tx-pins { 36 pins = "UART0_TXD"; 37 function = "uart"; 38 bias-disable; 39 drive-strength = <3>; 40 input-disable; 41 input-schmitt-disable; 42 slew-rate = <0>; 43 }; 44 45 rx-pins { 46 pins = "UART0_RXD"; 47 function = "uart"; 48 bias-disable; 49 drive-strength = <1>; 50 input-enable; 51 input-schmitt-enable; 52 slew-rate = <0>; 53 }; 54 }; 55}; 56 57&uart0 { 58 pinctrl-names = "default"; 59 pinctrl-0 = <&uart0_pins>; 60 status = "okay"; 61}; 62 63&spi0 { 64 status = "okay"; 65}; 66