xref: /openbmc/u-boot/include/serial.h (revision 26749582)
1 #ifndef __SERIAL_H__
2 #define __SERIAL_H__
3 
4 #include <post.h>
5 
6 #define NAMESIZE 16
7 
8 struct serial_device {
9 	char name[NAMESIZE];
10 
11 	int  (*init) (void);
12 	int  (*uninit) (void);
13 	void (*setbrg) (void);
14 	int (*getc) (void);
15 	int (*tstc) (void);
16 	void (*putc) (const char c);
17 	void (*puts) (const char *s);
18 #if CONFIG_POST & CONFIG_SYS_POST_UART
19 	void (*loop) (int);
20 #endif
21 
22 	struct serial_device *next;
23 };
24 
25 extern struct serial_device serial_smc_device;
26 extern struct serial_device serial_scc_device;
27 extern struct serial_device * default_serial_console (void);
28 
29 #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) || \
30     defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_405EX) || \
31     defined(CONFIG_MB86R0x) || defined(CONFIG_MPC5xxx) || \
32     defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
33     defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520) || \
34     defined(CONFIG_TEGRA2)
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_S3C2410)
54 extern struct serial_device s3c24xx_serial0_device;
55 extern struct serial_device s3c24xx_serial1_device;
56 extern struct serial_device s3c24xx_serial2_device;
57 #endif
58 
59 #if defined(CONFIG_S5P)
60 extern struct serial_device s5p_serial0_device;
61 extern struct serial_device s5p_serial1_device;
62 extern struct serial_device s5p_serial2_device;
63 extern struct serial_device s5p_serial3_device;
64 #endif
65 
66 #if defined(CONFIG_OMAP3_ZOOM2)
67 extern struct serial_device zoom2_serial_device0;
68 extern struct serial_device zoom2_serial_device1;
69 extern struct serial_device zoom2_serial_device2;
70 extern struct serial_device zoom2_serial_device3;
71 #endif
72 
73 extern struct serial_device serial_ffuart_device;
74 extern struct serial_device serial_btuart_device;
75 extern struct serial_device serial_stuart_device;
76 
77 #if defined(CONFIG_SYS_BFIN_UART)
78 extern void serial_register_bfin_uart(void);
79 extern struct serial_device bfin_serial0_device;
80 extern struct serial_device bfin_serial1_device;
81 extern struct serial_device bfin_serial2_device;
82 extern struct serial_device bfin_serial3_device;
83 #endif
84 
85 extern void serial_register(struct serial_device *);
86 extern void serial_initialize(void);
87 extern void serial_stdio_init(void);
88 extern int serial_assign(char * name);
89 extern void serial_reinit_all(void);
90 
91 /* For usbtty */
92 #ifdef CONFIG_USB_TTY
93 
94 extern int usbtty_getc(void);
95 extern void usbtty_putc(const char c);
96 extern void usbtty_puts(const char *str);
97 extern int usbtty_tstc(void);
98 
99 #else
100 
101 /* stubs */
102 #define usbtty_getc() 0
103 #define usbtty_putc(a)
104 #define usbtty_puts(a)
105 #define usbtty_tstc() 0
106 
107 #endif /* CONFIG_USB_TTY */
108 
109 #if defined(CONFIG_MPC512X) &&  defined(CONFIG_SERIAL_MULTI)
110 extern struct stdio_dev *open_port(int num, int baudrate);
111 extern int close_port(int num);
112 extern int write_port(struct stdio_dev *port, char *buf);
113 extern int read_port(struct stdio_dev *port, char *buf, int size);
114 #endif
115 
116 #endif
117