| /linux-6.14.4/drivers/w1/masters/ |
| D | w1-uart.c | 32 * @baudrate: baud-rate returned from serdev
37 unsigned int baudrate; member
74 * @baudrate: Requested baud-rate to create 1-Wire timing pattern
81 unsigned int baudrate; member
115 w1cfg->baudrate = serdev_device_set_baudrate(serdev, limits->baudrate); in w1_uart_set_config()
116 if (w1cfg->baudrate == 0) in w1_uart_set_config()
120 bit_ns = baud_to_bit_ns(w1cfg->baudrate); in w1_uart_set_config()
159 struct w1_uart_limits limits = { .baudrate = 9600, in w1_uart_set_config_reset()
165 of_property_read_u32(np, "reset-bps", &limits.baudrate); in w1_uart_set_config_reset()
180 struct w1_uart_limits limits = { .baudrate = 115200, in w1_uart_set_config_touch_0()
[all …]
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| /linux-6.14.4/drivers/usb/serial/ |
| D | kl5kusb105.c | 102 u8 baudrate; member
143 "pktlen %u, baudrate 0x%02x, databits %u, u1 %u, u2 %u\n", in klsi_105_chg_port_settings()
144 settings->pktlen, settings->baudrate, settings->databits, in klsi_105_chg_port_settings()
198 priv->cfg.baudrate = kl5kusb105a_sio_b9600; in klsi_105_port_probe()
238 cfg.baudrate = kl5kusb105a_sio_b9600; in klsi_105_open()
246 priv->cfg.baudrate = cfg.baudrate; in klsi_105_open()
397 priv->cfg.baudrate = kl5kusb105a_sio_b1200; in klsi_105_set_termios()
400 priv->cfg.baudrate = kl5kusb105a_sio_b2400; in klsi_105_set_termios()
403 priv->cfg.baudrate = kl5kusb105a_sio_b4800; in klsi_105_set_termios()
406 priv->cfg.baudrate = kl5kusb105a_sio_b9600; in klsi_105_set_termios()
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| D | f81232.c | 65 /* Maximum baudrate for F81232 */
131 static int calc_baud_divisor(speed_t baudrate, speed_t clockrate) in calc_baud_divisor() argument
133 return DIV_ROUND_CLOSEST(clockrate, baudrate); in calc_baud_divisor()
474 static int f81232_find_clk(speed_t baudrate) in f81232_find_clk() argument
479 if (baudrate <= baudrate_table[idx] && in f81232_find_clk()
480 baudrate_table[idx] % baudrate == 0) in f81232_find_clk()
488 struct usb_serial_port *port, speed_t baudrate, in f81232_set_baudrate() argument
497 speed_t baud_list[] = { baudrate, old_baudrate, F81232_DEF_BAUDRATE }; in f81232_set_baudrate()
500 baudrate = baud_list[i]; in f81232_set_baudrate()
501 if (baudrate == 0) { in f81232_set_baudrate()
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| D | mos7840.c | 1058 int baudRate, int *divisor, in mos7840_calc_baud_rate_divisor() argument
1061 dev_dbg(&port->dev, "%s - %d\n", __func__, baudRate); in mos7840_calc_baud_rate_divisor()
1063 if (baudRate <= 115200) { in mos7840_calc_baud_rate_divisor()
1064 *divisor = 115200 / baudRate; in mos7840_calc_baud_rate_divisor()
1067 if ((baudRate > 115200) && (baudRate <= 230400)) { in mos7840_calc_baud_rate_divisor()
1068 *divisor = 230400 / baudRate; in mos7840_calc_baud_rate_divisor()
1070 } else if ((baudRate > 230400) && (baudRate <= 403200)) { in mos7840_calc_baud_rate_divisor()
1071 *divisor = 403200 / baudRate; in mos7840_calc_baud_rate_divisor()
1073 } else if ((baudRate > 403200) && (baudRate <= 460800)) { in mos7840_calc_baud_rate_divisor()
1074 *divisor = 460800 / baudRate; in mos7840_calc_baud_rate_divisor()
[all …]
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| D | f81534.c | 537 static u32 f81534_calc_baud_divisor(u32 baudrate, u32 clockrate) in f81534_calc_baud_divisor() argument
540 return DIV_ROUND_CLOSEST(clockrate, baudrate); in f81534_calc_baud_divisor()
543 static int f81534_find_clk(u32 baudrate) in f81534_find_clk() argument
548 if (baudrate <= baudrate_table[idx] && in f81534_find_clk()
549 baudrate_table[idx] % baudrate == 0) in f81534_find_clk()
557 struct tty_struct *tty, u32 baudrate, u32 old_baudrate, u8 lcr) in f81534_set_port_config() argument
565 u32 baud_list[] = {baudrate, old_baudrate, F81534_DEFAULT_BAUD_RATE}; in f81534_set_port_config()
568 baudrate = baud_list[i]; in f81534_set_port_config()
569 if (baudrate == 0) { in f81534_set_port_config()
574 idx = f81534_find_clk(baudrate); in f81534_set_port_config()
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| D | ark3116.c | 65 int quot; /* baudrate divisor */
160 /* setup baudrate */ in ark3116_port_probe()
217 /* calc baudrate */ in ark3116_set_termios()
254 /* baudrate */ in ark3116_set_termios()
271 /* magic baudrate thingy: not sure what it does, in ark3116_set_termios()
677 * The baudrate seems to be generated from the 12MHz crystal, using
710 * Set to 0x00 for IrDA, when the baudrate is initialised.
725 * Somekind of baudrate override. The windows driver seems to set
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| D | ftdi_sio.h | 124 * - BaudDivisor = (BaseClock / 16) / BaudRate, where the (=) operation should
128 * BaudDivisor = (BaseClock / 16 / BaudRate) |
129 * (((BaseClock / 2 / BaudRate) & 4) ? 0x4000 // 0.5
130 * : ((BaseClock / 2 / BaudRate) & 2) ? 0x8000 // 0.25
131 * : ((BaseClock / 2 / BaudRate) & 1) ? 0xc000 // 0.125
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| D | mos7720.c | 1238 __u32 baudrate; member
1269 static int calc_baud_rate_divisor(struct usb_serial_port *port, int baudrate, int *divisor) in calc_baud_rate_divisor() argument
1277 dev_dbg(&port->dev, "%s - %d\n", __func__, baudrate); in calc_baud_rate_divisor()
1280 if (divisor_table[i].baudrate == baudrate) { in calc_baud_rate_divisor()
1288 if (baudrate > 75 && baudrate < 230400) { in calc_baud_rate_divisor()
1290 custom = (__u16)(230400L / baudrate); in calc_baud_rate_divisor()
1293 round1 = (__u16)(2304000L / baudrate); in calc_baud_rate_divisor()
1299 dev_dbg(&port->dev, "Baud %d = %d\n", baudrate, custom); in calc_baud_rate_divisor()
1313 int baudrate) in send_cmd_write_baud_rate() argument
1328 dev_dbg(&port->dev, "%s - baud = %d\n", __func__, baudrate); in send_cmd_write_baud_rate()
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| D | quatech2.c | 146 static inline int calc_baud_divisor(int baudrate) in calc_baud_divisor() argument
150 divisor = MAX_BAUD_RATE / baudrate; in calc_baud_divisor()
151 rem = MAX_BAUD_RATE % baudrate; in calc_baud_divisor()
153 if (((rem * 2) >= baudrate) && (baudrate != 110)) in calc_baud_divisor()
161 u16 baudrate, u16 lcr) in qt2_set_port_config() argument
163 int divisor = calc_baud_divisor(baudrate); in qt2_set_port_config()
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| /linux-6.14.4/Documentation/devicetree/bindings/net/bluetooth/ |
| D | nxp,88w8987-bt.yaml | 26 fw-init-baudrate:
30 Chip baudrate after FW is downloaded and initialized.
54 fw-init-baudrate = <3000000>;
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| /linux-6.14.4/drivers/platform/chrome/ |
| D | cros_ec_uart.c | 70 * @baudrate: UART baudrate of attached EC device.
78 u32 baudrate; member
214 ec_uart->baudrate = sb->default_baud_rate; in cros_ec_uart_resource()
215 dev_dbg(&ec_uart->serdev->dev, "Baudrate %d\n", ec_uart->baudrate); in cros_ec_uart_resource()
296 ret = serdev_device_set_baudrate(serdev, ec_uart->baudrate); in cros_ec_uart_probe()
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| /linux-6.14.4/sound/drivers/ |
| D | serial-generic.c | 48 unsigned int baudrate; member
136 drvdata->baudrate); in snd_serial_generic_ensure_serdev_open()
137 if (actual_baud != drvdata->baudrate) { in snd_serial_generic_ensure_serdev_open()
139 drvdata->baudrate, drvdata->card->shortname, actual_baud); in snd_serial_generic_ensure_serdev_open()
268 &drvdata->baudrate); in snd_serial_generic_parse_dt()
273 drvdata->baudrate = 38400; in snd_serial_generic_parse_dt()
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| /linux-6.14.4/Documentation/devicetree/bindings/serial/ |
| D | mvebu-uart.txt | 13 - clocks: UART reference clock used to derive the baudrate. If no clock
16 if the baudrate was initialized by the bootloader and no baudrate
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| D | arm_sbsa_uart.txt | 3 in the PL011 driver. It's baudrate and other communication parameters
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| /linux-6.14.4/Documentation/admin-guide/ |
| D | serial-console.rst | 29 defines the baudrate/parity/bits/flow control of
33 9600n8. The maximum baudrate is 115200.
122 set the baudrate to 38400 (baudrate of the virtual console).
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| /linux-6.14.4/drivers/bluetooth/ |
| D | btmtkuart.c | 433 bt_dev_err(hdev, "Unable to set baudrate UART device %s", in btmtkuart_open()
528 __le32 baudrate; in btmtkuart_change_baudrate() local
533 * ready to change a new baudrate. in btmtkuart_change_baudrate()
535 baudrate = cpu_to_le32(bdev->desired_speed); in btmtkuart_change_baudrate()
539 wmt_params.data = &baudrate; in btmtkuart_change_baudrate()
544 bt_dev_err(hdev, "Failed to device baudrate (%d)", err); in btmtkuart_change_baudrate()
551 bt_dev_err(hdev, "Failed to set up host baudrate (%d)", in btmtkuart_change_baudrate()
558 /* Send a dummy byte 0xff to activate the new baudrate */ in btmtkuart_change_baudrate()
566 /* Wait some time for the device changing baudrate done */ in btmtkuart_change_baudrate()
569 /* Test the new baudrate */ in btmtkuart_change_baudrate()
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| D | btqca.h | 166 int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
180 static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, in qca_uart_setup() argument
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| D | hci_bcm.c | 54 * @no_early_set_baudrate: Disallow set baudrate before driver setup()
57 * @max_autobaud_speed: max baudrate supported by device in autobaud mode
58 * @max_speed: max baudrate supported
94 * @init_speed: default baudrate of Bluetooth device;
95 * the host UART is initially set to this baudrate so that
97 * @oper_speed: preferred baudrate of Bluetooth device;
98 * set to 0 if @init_speed is already the preferred baudrate
110 * @max_autobaud_speed: max baudrate supported by device in autobaud mode
218 bt_dev_err(hdev, "BCM: failed to write update baudrate (%d)", in bcm_set_baudrate()
498 /* If oper_speed is set, ldisc/serdev will set the baudrate in bcm_open()
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| D | hci_qca.c | 1213 /* For the WCN3990 the vendor command for a baudrate change in qca_recv_event()
1216 * new baudrate. The event is received and properly decoded in qca_recv_event()
1217 * after changing the baudrate of the host port. It needs to in qca_recv_event()
1334 static int qca_set_baudrate(struct hci_dev *hdev, uint8_t baudrate) in qca_set_baudrate() argument
1341 if (baudrate > QCA_BAUDRATE_3200000) in qca_set_baudrate()
1344 cmd[4] = baudrate; in qca_set_baudrate()
1348 bt_dev_err(hdev, "Failed to allocate baudrate packet"); in qca_set_baudrate()
1352 /* Assign commands to change baudrate and packet type. */ in qca_set_baudrate()
1359 /* Wait for the baudrate change request to be sent */ in qca_set_baudrate()
1403 * at required baudrate to wcn3990. On wcn3990, we have an external in qca_send_power_pulse()
[all …]
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| /linux-6.14.4/drivers/tty/serial/ |
| D | mvebu-uart.c | 463 * The baudrate is derived from the UART clock thanks to divisors: in mvebu_uart_baud_rate_set()
468 * Exact formulas for calculating baudrate: in mvebu_uart_baud_rate_set()
471 * baudrate = xtal / (d * 16) in mvebu_uart_baud_rate_set()
472 * baudrate = tbg / (d1 * d2 * d * 16) in mvebu_uart_baud_rate_set()
475 * baudrate = 10 * xtal / (d * (3 * (m1 + m2) + 2 * (m3 + m4))) in mvebu_uart_baud_rate_set()
476 * baudrate = 10 * tbg / (d1*d2 * d * (3 * (m1 + m2) + 2 * (m3 + m4))) in mvebu_uart_baud_rate_set()
484 * To simplify baudrate setup set all the M prescalers to the same in mvebu_uart_baud_rate_set()
492 * so use M only when D divisor is not enough to derive baudrate. in mvebu_uart_baud_rate_set()
572 /* In case baudrate cannot be changed, report previous old value */ in mvebu_uart_set_termios()
1076 * divisors in their address spaces, so that final baudrate will not be in mvebu_uart_clock_prepare()
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| /linux-6.14.4/net/nfc/nci/ |
| D | uart.c | 403 void nci_uart_set_config(struct nci_uart *nu, int baudrate, int flow_ctrl) in nci_uart_set_config() argument
413 tty_termios_encode_baud_rate(&new_termios, baudrate, baudrate); in nci_uart_set_config()
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| /linux-6.14.4/Documentation/networking/device_drivers/hamradio/ |
| D | z8530drv.rst | 226 Note that you cannot use the on-board baudrate generator off DRSI
267 speed 1200 # the default baudrate
424 baudrate and number of interfaces is too high for the processing
466 The baudrate on this channel in bits/sec
503 on the baudrate selected. A few character times should be
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| /linux-6.14.4/drivers/net/hamradio/ |
| D | yam.c | 99 int baudrate; member
463 int divisor = 115200 / yp->baudrate; in yam_set_uart()
805 seq_printf(seq, " BaudRate %u\n", yp->baudrate); in yam_seq_show()
995 if (yi.cfg.baudrate > YAM_MAXBAUDRATE) in yam_siocdevprivate()
997 yp->baudrate = yi.cfg.baudrate; in yam_siocdevprivate()
1038 yi.cfg.baudrate = yp->baudrate; in yam_siocdevprivate()
1084 yp->baudrate = DEFAULT_BITRATE * 2; in yam_setup()
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| /linux-6.14.4/include/linux/can/dev/ |
| D | peak_canfd.h | 76 __le16 brp; /* BaudRate Prescaler */
103 __le16 brp; /* BaudRate Prescaler */
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| /linux-6.14.4/arch/arm64/boot/dts/ti/ |
| D | k3-am62-verdin-wifi.dtsi | 42 fw-init-baudrate = <3000000>;
|