xref: /rk3399_rockchip-uboot/include/serial.h (revision 1fe5c11045c128d36cdc9b68b7d1199aacc7b383)
1 #ifndef __SERIAL_H__
2 #define __SERIAL_H__
3 
4 #include <post.h>
5 
6 struct serial_device {
7 	/* enough bytes to match alignment of following func pointer */
8 	char	name[16];
9 
10 	int	(*start)(void);
11 	int	(*stop)(void);
12 	void	(*setbrg)(void);
13 	int	(*getc)(void);
14 	int	(*tstc)(void);
15 	void	(*putc)(const char c);
16 	void	(*puts)(const char *s);
17 #if CONFIG_POST & CONFIG_SYS_POST_UART
18 	void	(*loop)(int);
19 #endif
20 	struct serial_device	*next;
21 };
22 
23 extern struct serial_device serial_smc_device;
24 extern struct serial_device serial_scc_device;
25 extern struct serial_device *default_serial_console(void);
26 
27 #if	defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
28 	defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
29 	defined(CONFIG_405EX) || defined(CONFIG_440) || \
30 	defined(CONFIG_MB86R0x) || defined(CONFIG_MPC5xxx) || \
31 	defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
32 	defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520) || \
33 	defined(CONFIG_TEGRA20) || defined(CONFIG_SYS_COREBOOT) || \
34 	defined(CONFIG_MICROBLAZE)
35 extern struct serial_device serial0_device;
36 extern struct serial_device serial1_device;
37 #if defined(CONFIG_SYS_NS16550_SERIAL)
38 extern struct serial_device eserial1_device;
39 extern struct serial_device eserial2_device;
40 extern struct serial_device eserial3_device;
41 extern struct serial_device eserial4_device;
42 #endif /* CONFIG_SYS_NS16550_SERIAL */
43 
44 #endif
45 
46 #if defined(CONFIG_MPC512X)
47 extern struct serial_device serial1_device;
48 extern struct serial_device serial3_device;
49 extern struct serial_device serial4_device;
50 extern struct serial_device serial6_device;
51 #endif
52 
53 #if defined(CONFIG_XILINX_UARTLITE)
54 extern struct serial_device uartlite_serial0_device;
55 extern struct serial_device uartlite_serial1_device;
56 extern struct serial_device uartlite_serial2_device;
57 extern struct serial_device uartlite_serial3_device;
58 #endif
59 
60 #if defined(CONFIG_S5P)
61 extern struct serial_device s5p_serial0_device;
62 extern struct serial_device s5p_serial1_device;
63 extern struct serial_device s5p_serial2_device;
64 extern struct serial_device s5p_serial3_device;
65 #endif
66 
67 #if defined(CONFIG_OMAP3_ZOOM2)
68 extern struct serial_device zoom2_serial_device0;
69 extern struct serial_device zoom2_serial_device1;
70 extern struct serial_device zoom2_serial_device2;
71 extern struct serial_device zoom2_serial_device3;
72 #endif
73 
74 #if defined(CONFIG_SYS_BFIN_UART)
75 extern void serial_register_bfin_uart(void);
76 extern struct serial_device bfin_serial0_device;
77 extern struct serial_device bfin_serial1_device;
78 extern struct serial_device bfin_serial2_device;
79 extern struct serial_device bfin_serial3_device;
80 #endif
81 
82 #if defined(CONFIG_ZYNQ_SERIAL)
83 extern struct serial_device uart_zynq_serial0_device;
84 extern struct serial_device uart_zynq_serial1_device;
85 #endif
86 
87 extern void serial_register(struct serial_device *);
88 extern void serial_initialize(void);
89 extern void serial_stdio_init(void);
90 extern int serial_assign(const char *name);
91 extern void serial_reinit_all(void);
92 
93 /* For usbtty */
94 #ifdef CONFIG_USB_TTY
95 
96 extern int usbtty_getc(void);
97 extern void usbtty_putc(const char c);
98 extern void usbtty_puts(const char *str);
99 extern int usbtty_tstc(void);
100 
101 #else
102 
103 /* stubs */
104 #define usbtty_getc() 0
105 #define usbtty_putc(a)
106 #define usbtty_puts(a)
107 #define usbtty_tstc() 0
108 
109 #endif /* CONFIG_USB_TTY */
110 
111 #if defined(CONFIG_MPC512X) &&  defined(CONFIG_SERIAL_MULTI)
112 extern struct stdio_dev *open_port(int num, int baudrate);
113 extern int close_port(int num);
114 extern int write_port(struct stdio_dev *port, char *buf);
115 extern int read_port(struct stdio_dev *port, char *buf, int size);
116 #endif
117 
118 #endif
119