1 /* 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2019 Western Digital Corporation or its affiliates. 5 * 6 * Authors: 7 * Anup Patel <anup.patel@wdc.com> 8 */ 9 10 #ifndef __SERIAL_UART8250_H__ 11 #define __SERIAL_UART8250_H__ 12 13 #include <sbi/sbi_types.h> 14 15 void uart8250_putc(char ch); 16 17 int uart8250_getc(void); 18 19 int uart8250_init(unsigned long base, u32 in_freq, u32 baudrate, u32 reg_shift, 20 u32 reg_width); 21 22 #endif 23