xref: /openbmc/u-boot/include/serial.h (revision 3f82d89d)
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  (*init) (void);
11 	int  (*uninit) (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 
21 	struct serial_device *next;
22 };
23 
24 extern struct serial_device serial_smc_device;
25 extern struct serial_device serial_scc_device;
26 extern struct serial_device *default_serial_console(void);
27 
28 #if	defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
29 	defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
30 	defined(CONFIG_405EX) || defined(CONFIG_440) || \
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) || defined(CONFIG_SYS_COREBOOT)
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_S3C2410)
61 extern struct serial_device s3c24xx_serial0_device;
62 extern struct serial_device s3c24xx_serial1_device;
63 extern struct serial_device s3c24xx_serial2_device;
64 #endif
65 
66 #if defined(CONFIG_S5P)
67 extern struct serial_device s5p_serial0_device;
68 extern struct serial_device s5p_serial1_device;
69 extern struct serial_device s5p_serial2_device;
70 extern struct serial_device s5p_serial3_device;
71 #endif
72 
73 #if defined(CONFIG_OMAP3_ZOOM2)
74 extern struct serial_device zoom2_serial_device0;
75 extern struct serial_device zoom2_serial_device1;
76 extern struct serial_device zoom2_serial_device2;
77 extern struct serial_device zoom2_serial_device3;
78 #endif
79 
80 extern struct serial_device serial_ffuart_device;
81 extern struct serial_device serial_btuart_device;
82 extern struct serial_device serial_stuart_device;
83 
84 #if defined(CONFIG_SYS_BFIN_UART)
85 extern void serial_register_bfin_uart(void);
86 extern struct serial_device bfin_serial0_device;
87 extern struct serial_device bfin_serial1_device;
88 extern struct serial_device bfin_serial2_device;
89 extern struct serial_device bfin_serial3_device;
90 #endif
91 
92 extern void serial_register(struct serial_device *);
93 extern void serial_initialize(void);
94 extern void serial_stdio_init(void);
95 extern int serial_assign(const char *name);
96 extern void serial_reinit_all(void);
97 
98 /* For usbtty */
99 #ifdef CONFIG_USB_TTY
100 
101 extern int usbtty_getc(void);
102 extern void usbtty_putc(const char c);
103 extern void usbtty_puts(const char *str);
104 extern int usbtty_tstc(void);
105 
106 #else
107 
108 /* stubs */
109 #define usbtty_getc() 0
110 #define usbtty_putc(a)
111 #define usbtty_puts(a)
112 #define usbtty_tstc() 0
113 
114 #endif /* CONFIG_USB_TTY */
115 
116 #if defined(CONFIG_MPC512X) &&  defined(CONFIG_SERIAL_MULTI)
117 extern struct stdio_dev *open_port(int num, int baudrate);
118 extern int close_port(int num);
119 extern int write_port(struct stdio_dev *port, char *buf);
120 extern int read_port(struct stdio_dev *port, char *buf, int size);
121 #endif
122 
123 #endif
124