56 lines
1.4 KiB
C
Executable File
56 lines
1.4 KiB
C
Executable File
/*
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* (C) Copyright 2013-2016
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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*
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*/
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#ifndef _UART_H_
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#define _UART_H_
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#define CCM_UART_RST_OFFSET (16)
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#define CCM_UART_GATING_OFFSET (0)
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#define CCM_UART_ADDR_OFFSET (0x400)
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typedef struct serial_hw
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{
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volatile unsigned int rbr; /* 0 */
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volatile unsigned int ier; /* 1 */
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volatile unsigned int fcr; /* 2 */
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volatile unsigned int lcr; /* 3 */
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volatile unsigned int mcr; /* 4 */
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volatile unsigned int lsr; /* 5 */
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volatile unsigned int msr; /* 6 */
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volatile unsigned int sch; /* 7 */
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}serial_hw_t;
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#define thr rbr
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#define dll rbr
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#define dlh ier
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#define iir fcr
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/* Baud rate for UART,Compute the divisor factor */
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#define UART_BAUD 115200
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/* UART Line Control Parameter */
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/* Parity: 0,2 - no parity; 1 - odd parity; 3 - even parity */
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#define PARITY 0
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/* Number of Stop Bit: 0 - 1bit; 1 - 2(or 1.5)bits */
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#define STOP 0
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/* Data Length: 0 - 5bits; 1 - 6bits; 2 - 7bits; 3 - 8bit */
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#define DLEN 3
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#ifdef CFG_GET_WKSRC
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void sunxi_serial_M0_init(int uart_port, void *gpio_cfg, int gpio_max);
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int has_sunxi_serial_M0_send(unsigned char *buff, size_t len);
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int has_sunxi_serial_M0_get(unsigned char *buff, size_t len);
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#endif
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void sunxi_serial_init(int uart_port, void *gpio_cfg, int gpio_max);
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void sunxi_serial_putc (char c);
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char sunxi_serial_getc (void);
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int sunxi_serial_tstc (void);
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#endif /* #ifndef _UART_H_ */
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