7 /* enough bytes to match alignment of following func pointer */
15 void (*putc)(const char c);
16 void (*puts)(const char *s);
17 #if CONFIG_POST & CONFIG_SYS_POST_UART
20 struct serial_device *next;
23 void default_serial_puts(const char *s);
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);
29 #if defined(CONFIG_405GP) || \
30 defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
31 defined(CONFIG_405EX) || defined(CONFIG_440) || \
32 defined(CONFIG_MPC5xxx) || \
33 defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
34 defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520) || \
35 defined(CONFIG_TEGRA) || defined(CONFIG_SYS_COREBOOT) || \
36 defined(CONFIG_MICROBLAZE)
37 extern struct serial_device serial0_device;
38 extern struct serial_device serial1_device;
41 extern struct serial_device eserial1_device;
42 extern struct serial_device eserial2_device;
44 extern void serial_register(struct serial_device *);
45 extern void serial_initialize(void);
46 extern void serial_stdio_init(void);
47 extern int serial_assign(const char *name);
48 extern void serial_reinit_all(void);
53 extern int usbtty_getc(void);
54 extern void usbtty_putc(const char c);
55 extern void usbtty_puts(const char *str);
56 extern int usbtty_tstc(void);
61 #define usbtty_getc() 0
62 #define usbtty_putc(a)
63 #define usbtty_puts(a)
64 #define usbtty_tstc() 0
66 #endif /* CONFIG_USB_TTY */
68 #if defined(CONFIG_MPC512X)
69 extern struct stdio_dev *open_port(int num, int baudrate);
70 extern int close_port(int num);
71 extern int write_port(struct stdio_dev *port, char *buf);
72 extern int read_port(struct stdio_dev *port, char *buf, int size);
78 * struct struct dm_serial_ops - Driver model serial operations
80 * The uclass interface is implemented by all serial devices which use
83 struct dm_serial_ops {
85 * setbrg() - Set up the baud rate generator
87 * Adjust baud rate divisors to set up a new baud rate for this
88 * device. Not all devices will support all rates. If the rate
89 * cannot be supported, the driver is free to select the nearest
90 * available rate. or return -EINVAL if this is not possible.
92 * @dev: Device pointer
93 * @baudrate: New baud rate to use
94 * @return 0 if OK, -ve on error
96 int (*setbrg)(struct udevice *dev, int baudrate);
98 * getc() - Read a character and return it
100 * If no character is available, this should return -EAGAIN without
103 * @dev: Device pointer
104 * @return character (0..255), -ve on error
106 int (*getc)(struct udevice *dev);
108 * putc() - Write a character
110 * @dev: Device pointer
111 * @ch: character to write
112 * @return 0 if OK, -ve on error
114 int (*putc)(struct udevice *dev, const char ch);
116 * pending() - Check if input/output characters are waiting
118 * This can be used to return an indication of the number of waiting
119 * characters if the driver knows this (e.g. by looking at the FIFO
120 * level). It is acceptable to return 1 if an indeterminant number
121 * of characters is waiting.
123 * This method is optional.
125 * @dev: Device pointer
126 * @input: true to check input characters, false for output
127 * @return number of waiting characters, 0 for none, -ve on error
129 int (*pending)(struct udevice *dev, bool input);
131 * clear() - Clear the serial FIFOs/holding registers
133 * This method is optional.
135 * This quickly clears any input/output characters from the UART.
136 * If this is not possible, but characters still exist, then it
137 * is acceptable to return -EAGAIN (try again) or -EINVAL (not
140 * @dev: Device pointer
141 * @return 0 if OK, -ve on error
143 int (*clear)(struct udevice *dev);
144 #if CONFIG_POST & CONFIG_SYS_POST_UART
146 * loop() - Control serial device loopback mode
148 * @dev: Device pointer
149 * @on: 1 to turn loopback on, 0 to turn if off
151 int (*loop)(struct udevice *dev, int on);
156 * struct serial_dev_priv - information about a device used by the uclass
158 * @sdev: stdio device attached to this uart
160 struct serial_dev_priv {
161 struct stdio_dev *sdev;
164 /* Access the serial operations for a device */
165 #define serial_get_ops(dev) ((struct dm_serial_ops *)(dev)->driver->ops)
167 void amirix_serial_initialize(void);
168 void arc_serial_initialize(void);
169 void arm_dcc_initialize(void);
170 void asc_serial_initialize(void);
171 void atmel_serial_initialize(void);
172 void au1x00_serial_initialize(void);
173 void bfin_jtag_initialize(void);
174 void bfin_serial_initialize(void);
175 void bmw_serial_initialize(void);
176 void clps7111_serial_initialize(void);
177 void cogent_serial_initialize(void);
178 void cpci750_serial_initialize(void);
179 void evb64260_serial_initialize(void);
180 void imx_serial_initialize(void);
181 void iop480_serial_initialize(void);
182 void jz_serial_initialize(void);
183 void leon2_serial_initialize(void);
184 void leon3_serial_initialize(void);
185 void lh7a40x_serial_initialize(void);
186 void lpc32xx_serial_initialize(void);
187 void marvell_serial_initialize(void);
188 void max3100_serial_initialize(void);
189 void mcf_serial_initialize(void);
190 void ml2_serial_initialize(void);
191 void mpc512x_serial_initialize(void);
192 void mpc5xx_serial_initialize(void);
193 void mpc8260_scc_serial_initialize(void);
194 void mpc8260_smc_serial_initialize(void);
195 void mpc85xx_serial_initialize(void);
196 void mpc8xx_serial_initialize(void);
197 void mxc_serial_initialize(void);
198 void mxs_auart_initialize(void);
199 void ns16550_serial_initialize(void);
200 void oc_serial_initialize(void);
201 void p3mx_serial_initialize(void);
202 void pl01x_serial_initialize(void);
203 void pxa_serial_initialize(void);
204 void s3c24xx_serial_initialize(void);
205 void s5p_serial_initialize(void);
206 void sa1100_serial_initialize(void);
207 void sandbox_serial_initialize(void);
208 void sconsole_serial_initialize(void);
209 void sh_serial_initialize(void);
210 void uartlite_serial_initialize(void);
211 void zynq_serial_initialize(void);