blob: eafaaa403c26467efe452c53009e5bba3ab69b3c [file] [log] [blame]
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
/*
* arch/arm/cpu/armv8/gxb/firmware/bl21/serial.h
*
* Copyright (C) 2020 Amlogic, Inc. All rights reserved.
*
*/
#ifndef __SERIAL_H__
#define __SERIAL_H__
//#define P_AO_UART_WFIFO (0xc81004c0)
//#define P_AO_RTI_PIN_MUX_REG (0xc8100014)
#define UART_WFIFO (0<<2)
#define UART_RFIFO (1<<2)
#define UART_CONTROL (2<<2)
#define UART_STATUS (3<<2)
#define UART_MISC (4<<2)
#define UART_PORT_CONS AO_UART_WFIFO
//#define UART_CLK_SRC CLK_CLK81
#define P_UART(uart_base,reg) (uart_base+reg)
#define P_UART_WFIFO(uart_base) P_UART(uart_base,UART_WFIFO)
#define P_UART_RFIFO(uart_base) P_UART(uart_base,UART_RFIFO)
#define P_UART_CONTROL(uart_base) P_UART(uart_base,UART_CONTROL)
#define UART_CNTL_MASK_BAUD_RATE (0xfff)
#define UART_CNTL_MASK_TX_EN (1<<12)
#define UART_CNTL_MASK_RX_EN (1<<13)
#define UART_CNTL_MASK_2WIRE (1<<15)
#define UART_CNTL_MASK_STP_BITS (3<<16)
#define UART_CNTL_MASK_STP_1BIT (0<<16)
#define UART_CNTL_MASK_STP_2BIT (1<<16)
#define UART_CNTL_MASK_PRTY_EVEN (0<<18)
#define UART_CNTL_MASK_PRTY_ODD (1<<18)
#define UART_CNTL_MASK_PRTY_TYPE (1<<18)
#define UART_CNTL_MASK_PRTY_EN (1<<19)
#define UART_CNTL_MASK_CHAR_LEN (3<<20)
#define UART_CNTL_MASK_CHAR_8BIT (0<<20)
#define UART_CNTL_MASK_CHAR_7BIT (1<<20)
#define UART_CNTL_MASK_CHAR_6BIT (2<<20)
#define UART_CNTL_MASK_CHAR_5BIT (3<<20)
#define UART_CNTL_MASK_RST_TX (1<<22)
#define UART_CNTL_MASK_RST_RX (1<<23)
#define UART_CNTL_MASK_CLR_ERR (1<<24)
#define UART_CNTL_MASK_INV_RX (1<<25)
#define UART_CNTL_MASK_INV_TX (1<<26)
#define UART_CNTL_MASK_RINT_EN (1<<27)
#define UART_CNTL_MASK_TINT_EN (1<<28)
#define UART_CNTL_MASK_INV_CTS (1<<29)
#define UART_CNTL_MASK_MASK_ERR (1<<30)
#define UART_CNTL_MASK_INV_RTS (1<<31)
#define P_UART_STATUS(uart_base) P_UART(uart_base,UART_STATUS )
#define UART_STAT_MASK_RFIFO_CNT (0x3f<<0)
#define UART_STAT_MASK_TFIFO_CNT (0x3f<<8)
#define UART_STAT_MASK_PRTY_ERR (1<<16)
#define UART_STAT_MASK_FRAM_ERR (1<<17)
#define UART_STAT_MASK_WFULL_ERR (1<<18)
#define UART_STAT_MASK_RFIFO_FULL (1<<19)
#define UART_STAT_MASK_RFIFO_EMPTY (1<<20)
#define UART_STAT_MASK_TFIFO_FULL (1<<21)
#define UART_STAT_MASK_TFIFO_EMPTY (1<<22)
#define P_UART_MISC(uart_base) P_UART(uart_base,UART_MISC)
void serial_init(unsigned set);
int serial_putc(int c);
int serial_getc(void);
int serial_puts(const char *s);
void serial_put_hex(unsigned long data,unsigned int bitlen);
void serial_put_dec(unsigned long data);
#endif /* __SERIAL_H__ */