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Searched refs:baud (Results 1 – 25 of 184) sorted by relevance

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/linux/arch/m68k/atari/
H A Ddebug.c168 int baud = cflag & CBAUD; in atari_init_mfp_port() local
173 baud += B38400; in atari_init_mfp_port()
174 if (baud < B1200 || baud > B38400+2) in atari_init_mfp_port()
175 baud = B9600; /* use default 9600bps for non-implemented rates */ in atari_init_mfp_port()
176 baud -= B1200; /* baud_table[] starts at 1200bps */ in atari_init_mfp_port()
181 st_mfp.tim_dt_d = baud_table[baud]; in atari_init_mfp_port()
218 int baud = cflag & CBAUD; in atari_init_scc_port() local
222 baud += B38400; in atari_init_scc_port()
223 if (baud < B1200 || baud > B38400+2) in atari_init_scc_port()
224 baud = B9600; /* use default 9600bps for non-implemented rates */ in atari_init_scc_port()
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/linux/arch/mips/pic32/pic32mzda/
H A Dearly_console.c50 static void __init configure_uart(int port, int baud) in configure_uart() argument
57 __raw_writel(((pbclk / baud) / 16) - 1, uart_base + U_BRG(port)); in configure_uart()
63 static void __init setup_early_console(int port, int baud) in setup_early_console() argument
69 configure_uart(console_port, baud); in setup_early_console()
111 int baud = -1; in get_baud_from_cmdline() local
124 baud = 0; in get_baud_from_cmdline()
126 baud = baud * 10 + *s++ - '0'; in get_baud_from_cmdline()
130 return baud; in get_baud_from_cmdline()
136 int baud, port; in fw_init_early_console() local
140 baud = get_baud_from_cmdline(arch_cmdline); in fw_init_early_console()
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/linux/arch/x86/boot/
H A Dearly_serial_console.c26 static void early_serial_init(int port, int baud) in early_serial_init() argument
36 divisor = 115200 / baud; in early_serial_init()
48 int baud = DEFAULT_BAUD; in parse_earlyprintk() local
92 baud = simple_strtoull(arg + pos, &e, 0); in parse_earlyprintk()
93 if (baud == 0 || arg + pos == e) in parse_earlyprintk()
94 baud = DEFAULT_BAUD; in parse_earlyprintk()
98 early_serial_init(port, baud); in parse_earlyprintk()
120 int baud = DEFAULT_BAUD; in parse_console_uart8250() local
140 baud = simple_strtoull(options + 1, &options, 0); in parse_console_uart8250()
142 baud = probe_baud(port); in parse_console_uart8250()
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/linux/drivers/tty/serial/
H A Dsuncore.c89 int baud, bits, stop, cflag; in sunserial_console_termios() local
121 baud = simple_strtoul(s, NULL, 0); in sunserial_console_termios()
131 switch (baud) { in sunserial_console_termios()
145 default: baud = 9600; cflag |= B9600; break; in sunserial_console_termios()
172 int baud; member
187 for (i = 0; mouse_baud_table[i].baud != -1; i++) in suncore_mouse_baud_cflag_next()
192 if (mouse_baud_table[i].baud == -1) in suncore_mouse_baud_cflag_next()
195 *new_baud = mouse_baud_table[i].baud; in suncore_mouse_baud_cflag_next()
H A Dar933x_uart.c253 unsigned int baud, in ar933x_uart_get_scale_step() argument
263 min_diff = baud; in ar933x_uart_get_scale_step()
268 tstep = baud * (tscale + 1); in ar933x_uart_get_scale_step()
275 diff = abs(ar933x_uart_get_baud(clk, tscale, tstep) - baud); in ar933x_uart_get_scale_step()
292 unsigned int baud, scale, step; in ar933x_uart_set_termios() local
314 baud = uart_get_baud_rate(port, new, old, up->min_baud, up->max_baud); in ar933x_uart_set_termios()
315 ar933x_uart_get_scale_step(port->uartclk, baud, &scale, &step); in ar933x_uart_set_termios()
328 uart_update_timeout(port, new->c_cflag, baud); in ar933x_uart_set_termios()
358 tty_termios_encode_baud_rate(new, baud, baud); in ar933x_uart_set_termios()
658 int baud = 115200; in ar933x_uart_console_setup() local
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H A Desp32_uart.c362 static bool esp32_uart_set_baud(struct uart_port *port, u32 baud) in esp32_uart_set_baud() argument
365 u32 div = sclk / baud; in esp32_uart_set_baud()
372 div = sclk / baud; in esp32_uart_set_baud()
380 u32 frag = (sclk * 16) / baud - div * 16; in esp32_uart_set_baud()
396 u32 baud; in esp32_uart_set_termios() local
405 baud = uart_get_baud_rate(port, termios, old, in esp32_uart_set_termios()
449 if (baud) { in esp32_uart_set_termios()
450 esp32_uart_set_baud(port, baud); in esp32_uart_set_termios()
451 uart_update_timeout(port, termios->c_cflag, baud); in esp32_uart_set_termios()
454 baud = 115200; in esp32_uart_set_termios()
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H A Dvt8500_serial.c279 static int vt8500_set_baud_rate(struct uart_port *port, unsigned int baud) in vt8500_set_baud_rate() argument
287 div |= (uart_get_divisor(port, baud) - 1) & 0x3ff; in vt8500_set_baud_rate()
290 baud = port->uartclk / 16 / ((div & 0x3ff) + 1); in vt8500_set_baud_rate()
298 vt8500_write(port, mult_frac(baud, 4096, 1000000), VT8500_URBKR); in vt8500_set_baud_rate()
300 return baud; in vt8500_set_baud_rate()
342 unsigned int baud, lcr; in vt8500_set_termios() local
348 baud = uart_get_baud_rate(port, termios, old, 900, 921600); in vt8500_set_termios()
349 baud = vt8500_set_baud_rate(port, baud); in vt8500_set_termios()
351 tty_termios_encode_baud_rate(termios, baud, baud); in vt8500_set_termios()
393 uart_update_timeout(port, termios->c_cflag, baud); in vt8500_set_termios()
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H A D21285.c228 unsigned int baud, quot, h_lcr, b; in serial21285_set_termios() local
244 baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16); in serial21285_set_termios()
245 quot = uart_get_divisor(port, baud); in serial21285_set_termios()
280 uart_update_timeout(port, termios->c_cflag, baud); in serial21285_set_termios()
400 serial21285_get_options(struct uart_port *port, int *baud, in serial21285_get_options() argument
431 *baud = port->uartclk / (16 * (tmp + 1)); in serial21285_get_options()
438 int baud = 9600; in serial21285_console_setup() local
449 uart_parse_options(options, &baud, &parity, &bits, &flow); in serial21285_console_setup()
451 serial21285_get_options(port, &baud, &parity, &bits); in serial21285_console_setup()
453 return uart_set_options(port, co, baud, parity, bits, flow); in serial21285_console_setup()
H A Dsunsab.c645 static void calc_ebrg(int baud, int *n_ret, int *m_ret) in calc_ebrg() argument
649 if (baud == 0) { in calc_ebrg()
660 n = (SAB_BASE_BAUD * 10) / baud; in calc_ebrg()
681 unsigned int iflag, unsigned int baud, in sunsab_convert_to_sab() argument
710 calc_ebrg(baud, &n, &m); in sunsab_convert_to_sab()
714 up->tec_timeout = (10 * 1000000) / baud; in sunsab_convert_to_sab()
781 unsigned int baud = uart_get_baud_rate(port, termios, old, 0, 4000000); in sunsab_set_termios() local
782 unsigned int quot = uart_get_divisor(port, baud); in sunsab_set_termios()
785 sunsab_convert_to_sab(up, termios->c_cflag, termios->c_iflag, baud, quot); in sunsab_set_termios()
877 unsigned int baud, quot; in sunsab_console_setup() local
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H A Dmax3100.c91 int baud; /* current baud rate */ member
410 unsigned int baud = port->uartclk / 16; in max3100_set_termios() local
411 unsigned int baud230400 = (baud == 230400) ? 1 : 0; in max3100_set_termios()
420 baud = tty_termios_baud_rate(termios); in max3100_set_termios()
422 switch (baud) { in max3100_set_termios()
425 baud = s->baud; in max3100_set_termios()
460 baud = s->baud; in max3100_set_termios()
463 baud = s->baud; in max3100_set_termios()
465 tty_termios_encode_baud_rate(termios, baud, baud); in max3100_set_termios()
466 s->baud = baud; in max3100_set_termios()
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H A Dapbuart.c209 unsigned int baud, quot; in apbuart_set_termios() local
212 baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk / 16); in apbuart_set_termios()
213 if (baud == 0) in apbuart_set_termios()
217 quot = (uart_get_divisor(port, baud)) * 2; in apbuart_set_termios()
234 uart_update_timeout(port, termios->c_cflag, baud); in apbuart_set_termios()
423 apbuart_console_get_options(struct uart_port *port, int *baud, in apbuart_console_get_options() argument
441 *baud = port->uartclk / (16 * (quot + 1)); in apbuart_console_get_options()
448 int baud = 38400; in apbuart_console_setup() local
469 uart_parse_options(options, &baud, &parity, &bits, &flow); in apbuart_console_setup()
471 apbuart_console_get_options(port, &baud, &parity, &bits); in apbuart_console_setup()
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H A Dsccnxp.c270 int baud; member
303 static int sccnxp_set_baud(struct uart_port *port, int baud) in sccnxp_set_baud() argument
311 div_std = DIV_ROUND_CLOSEST(port->uartclk, 2 * 16 * baud); in sccnxp_set_baud()
314 sccnxp_update_best_err(baud, bestbaud, &besterr); in sccnxp_set_baud()
323 for (i = 0; baud_std[i].baud && besterr; i++) { in sccnxp_set_baud()
326 div_std = DIV_ROUND_CLOSEST(chip->freq_std, baud_std[i].baud); in sccnxp_set_baud()
328 if (!sccnxp_update_best_err(baud, tmp_baud, &besterr)) { in sccnxp_set_baud()
347 if (baud != bestbaud) in sccnxp_set_baud()
349 baud, bestbaud); in sccnxp_set_baud()
647 int baud; in sccnxp_set_termios() local
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/linux/arch/mips/sni/
H A Dsetup.c65 char *baud; in sni_console_setup() local
76 baud = prom_getenv("lbaud"); in sni_console_setup()
80 baud = prom_getenv("rbaud"); in sni_console_setup()
83 if (baud) in sni_console_setup()
84 strcpy(options, baud); in sni_console_setup()
87 baud ? options : NULL); in sni_console_setup()
90 baud ? options : NULL); in sni_console_setup()
/linux/arch/x86/kernel/
H A Dearly_printk.c151 unsigned long baud = DEFAULT_BAUD; in early_serial_init() local
177 baud = simple_strtoull(s, &e, 0); in early_serial_init()
179 if (baud == 0 || s == e) in early_serial_init()
180 baud = DEFAULT_BAUD; in early_serial_init()
184 divisor = 115200 / baud; in early_serial_init()
220 unsigned long baud = DEFAULT_BAUD; in early_pci_serial_init() local
308 if (kstrtoul(s, 0, &baud) < 0 || baud == 0) in early_pci_serial_init()
309 baud = DEFAULT_BAUD; in early_pci_serial_init()
313 divisor = 115200 / baud; in early_pci_serial_init()
/linux/arch/mips/mti-malta/
H A Dmalta-init.c45 int baud = 0; in console_config() local
52 baud = baud*10 + *s++ - '0'; in console_config()
66 if (baud == 0) in console_config()
67 baud = 38400; in console_config()
76 sprintf(console_string, "uart8250,io,0x3f8,%d%c%c", baud, in console_config()
82 sprintf(console_string, " console=ttyS0,%d%c%c%c", baud, in console_config()
/linux/arch/mips/sgi-ip22/
H A Dip22-setup.c66 char *baud = ArcGetEnvironmentVariable("dbaud"); in plat_mem_setup() local
67 if (baud) in plat_mem_setup()
68 strcpy(options, baud); in plat_mem_setup()
70 baud ? options : NULL); in plat_mem_setup()
/linux/arch/mips/generic/
H A Dyamon-dt.c161 unsigned int uart, baud, stop_bits; in yamon_dt_serial_config() local
176 baud = stop_bits = 0; in yamon_dt_serial_config()
184 baud *= 10; in yamon_dt_serial_config()
185 baud += mode_var[0] - '0'; in yamon_dt_serial_config()
202 if (!baud) in yamon_dt_serial_config()
203 baud = 38400; in yamon_dt_serial_config()
212 uart, baud, parity, stop_bits, in yamon_dt_serial_config()
/linux/drivers/tty/serial/8250/
H A D8250_pericom.c51 static void pericom_do_set_divisor(struct uart_port *port, unsigned int baud, in pericom_do_set_divisor() argument
58 unsigned int divisor = max(maxrate / baud, 1U); in pericom_do_set_divisor()
59 int delta = maxrate / divisor - baud; in pericom_do_set_divisor()
61 if (baud > maxrate + baud / 50) in pericom_do_set_divisor()
64 if (delta > baud / 50) in pericom_do_set_divisor()
71 delta = maxrate / divisor - baud; in pericom_do_set_divisor()
72 if (abs(delta) < baud / 50) { in pericom_do_set_divisor()
H A D8250_mtk.c316 unsigned int baud, quot, fraction; in mtk8250_set_termios() local
340 baud = tty_termios_baud_rate(termios); in mtk8250_set_termios()
344 tty_termios_encode_baud_rate(termios, baud, baud); in mtk8250_set_termios()
359 baud = uart_get_baud_rate(port, termios, old, in mtk8250_set_termios()
363 if (baud < 115200) { in mtk8250_set_termios()
365 quot = uart_get_divisor(port, baud); in mtk8250_set_termios()
368 quot = DIV_ROUND_UP(port->uartclk, 256 * baud); in mtk8250_set_termios()
380 uart_update_timeout(port, termios->c_cflag, baud); in mtk8250_set_termios()
389 if (baud >= 115200) { in mtk8250_set_termios()
392 tmp = (port->uartclk / (baud * quot)) - 1; in mtk8250_set_termios()
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/linux/drivers/power/reset/
H A Dqnap-poweroff.c24 u32 baud; member
29 .baud = 19200,
34 .baud = 9600,
55 const unsigned divisor = ((tclk + (8 * cfg->baud)) / (16 * cfg->baud)); in qnap_power_off()
/linux/arch/mips/sgi-ip32/
H A Dip32-setup.c91 char *baud = ArcGetEnvironmentVariable("dbaud"); in plat_mem_setup() local
92 if (baud) in plat_mem_setup()
93 strcpy(options, baud); in plat_mem_setup()
95 baud ? options : NULL); in plat_mem_setup()
/linux/drivers/usb/serial/
H A Dconsole.c58 int baud = 9600; in usb_console_setup() local
71 baud = simple_strtoul(options, NULL, 10); in usb_console_setup()
84 if (baud == 0) in usb_console_setup()
85 baud = 9600; in usb_console_setup()
164 tty_termios_encode_baud_rate(&tty->termios, baud, baud); in usb_console_setup()
H A Diuu_phoenix.c790 u32 baud; in iuu_uart_baud() local
803 baud = baud_base; in iuu_uart_baud()
805 if (baud < 1200 || baud > 230400) { in iuu_uart_baud()
809 if (baud > 977) { in iuu_uart_baud()
814 if (baud > 3906) { in iuu_uart_baud()
819 if (baud > 11718) { in iuu_uart_baud()
824 if (baud > 46875) { in iuu_uart_baud()
829 T1reload = 256 - (u8) (T1FrekvensHZ / (baud * 2)); in iuu_uart_baud()
892 int baud; in iuu_set_termios() local
896 baud = tty->termios.c_ospeed; in iuu_set_termios()
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/linux/Documentation/w1/masters/
H A Dw1-uart.rst21 combination of baud-rate and transmitted byte, which corresponds to a
25 the baud-rate 9600, i.e. 104.2 us per bit. The transmitted byte 0xf0 over
31 Similar for a 1-Wire read bit or write bit, which uses the baud-rate
36 The default baud-rate for reset and presence detection is 9600 and for
37 a 1-Wire read or write operation 115200. In case the actual baud-rate
/linux/Documentation/misc-devices/
H A Doxsemi-tornado.rst10 The baud rate produced by the baud generator is obtained from this input
16 determine the actual baud rate used. Baud rates from 15625000bps down
23 used for the divisor to obtain the requested baud rates by software that
41 Here are the figures for the standard and some non-standard baud rates
88 With the baud base set to 15625000 and the unsigned 16-bit UART_DIV_MAX
89 limitation imposed by ``serial8250_get_baud_rate`` standard baud rates
91 200bps requires the baud base to be divided by 78125 and that is beyond
108 the baud rate of 38400bps. Note that the value of 0 in TCR sets the
115 respectively. These parameters will set the baud rate for the serial

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