/openbmc/linux/drivers/net/hamradio/ |
H A D | z8530.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 61 #define AUTO_ENAB 0x20 /* Auto Enables */ 91 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 100 /* Write Register 6 (Sync bits 0-7/SDLC Address Field) */ 102 /* Write Register 7 (Sync bits 8-15/SDLC 01111110) */ 145 /* Write Register 12 (lower byte of baud rate generator time constant) */ 147 /* Write Register 13 (upper byte of baud rate generator time constant) */ 150 #define BRENABL 1 /* Baud rate generator enable */ 151 #define BRSRC 2 /* Baud rate generator source */ 153 #define AUTOECHO 8 /* Auto Echo */ [all …]
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/openbmc/linux/drivers/tty/serial/ |
H A D | suncore.c | 1 // SPDX-License-Identifier: GPL-2.0 32 drv->minor = sunserial_current_minor; in sunserial_register_minors() 33 drv->nr += count; in sunserial_register_minors() 35 if (drv->nr == count) in sunserial_register_minors() 39 drv->tty_driver->name_base = drv->minor - 64; in sunserial_register_minors() 47 drv->nr -= count; in sunserial_unregister_minors() 48 sunserial_current_minor -= count; in sunserial_unregister_minors() 50 if (drv->nr == 0) in sunserial_unregister_minors() 61 drv->cons = con; in sunserial_console_match() 78 con->index = line; in sunserial_console_match() [all …]
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H A D | mxs-auart.c | 1 // SPDX-License-Identifier: GPL-2.0+ 9 * Copyright 2014 Oleksij Rempel <linux@rempel-privat.de> 11 * Copyright 2008-2010 Freescale Semiconductor, Inc. 34 #include <linux/dma-mapping.h> 90 #define AUART_LINECTRL_WLEN(v) ((((v) - 5) & 0x3) << 5) 138 * RW. Receive Timeout Counter Value: number of 8-bit-time to wait before 140 * input is idle, then the watchdog counter will decrement each bit-time. Note 141 * 7-bit-time is added to the programmed value, so a value of zero will set 142 * the counter to 7-bit-time, a value of 0x1 gives 15-bit-time and so on. Also 146 * value is 0x3 (31 bit-time). [all …]
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H A D | milbeaut_usio.c | 1 // SPDX-License-Identifier: GPL-2.0 15 #define USIO_NAME "mlb-usio-uart" 67 writew(readw(port->membase + MLB_USIO_REG_FCR) & ~MLB_USIO_FCR_FTIE, in mlb_usio_stop_tx() 68 port->membase + MLB_USIO_REG_FCR); in mlb_usio_stop_tx() 69 writeb(readb(port->membase + MLB_USIO_REG_SCR) & ~MLB_USIO_SCR_TBIE, in mlb_usio_stop_tx() 70 port->membase + MLB_USIO_REG_SCR); in mlb_usio_stop_tx() 75 struct circ_buf *xmit = &port->state->xmit; in mlb_usio_tx_chars() 78 writew(readw(port->membase + MLB_USIO_REG_FCR) & ~MLB_USIO_FCR_FTIE, in mlb_usio_tx_chars() 79 port->membase + MLB_USIO_REG_FCR); in mlb_usio_tx_chars() 80 writeb(readb(port->membase + MLB_USIO_REG_SCR) & in mlb_usio_tx_chars() [all …]
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H A D | ip22zilog.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 32 #define BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) 94 #define AUTO_ENAB 0x20 /* Auto Enables */ 126 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 136 /* Write Register 6 (Sync bits 0-7/SDLC Address Field) */ 138 /* Write Register 7 (Sync bits 8-15/SDLC 01111110) */ 181 /* Write Register 12 (lower byte of baud rate generator time constant) */ 183 /* Write Register 13 (upper byte of baud rate generator time constant) */ 186 #define BRENAB 1 /* Baud rate generator enable */ 187 #define BRSRC 2 /* Baud rate generator source */ [all …]
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H A D | max310x.c | 1 // SPDX-License-Identifier: GPL-2.0+ 5 * Copyright (C) 2012-2016 Alexander Shiyan <shc_work@mail.ru> 50 #define MAX310X_HDPIXDELAY_REG (0x0d) /* Auto transceiver delays */ 64 #define MAX310X_BRGCFG_REG (0x1b) /* Baud rate generator conf */ 65 #define MAX310X_BRGDIVLSB_REG (0x1c) /* Baud rate divisor LSB */ 66 #define MAX310X_BRGDIVMSB_REG (0x1d) /* Baud rate divisor MSB */ 104 #define MAX310X_SPCHR_MULTIDROP_BIT (1 << 5) /* 9-bit multidrop addr char */ 117 #define MAX310X_MODE1_TXHIZ_BIT (1 << 2) /* TX pin three-state */ 118 #define MAX310X_MODE1_RTSHIZ_BIT (1 << 3) /* RTS pin three-state */ 121 #define MAX310X_MODE1_AUTOSLEEP_BIT (1 << 6) /* Auto sleep enable */ [all …]
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H A D | zs.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 38 * Per-SCC state for locking and the interrupt handler. 53 #define ZS_BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) 113 #define AUTO_ENAB 0x20 /* Auto Enables */ 144 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 154 /* Write Register 6 (Sync bits 0-7/SDLC Address Field) */ 156 /* Write Register 7 (Sync bits 8-15/SDLC 01111110) */ 200 /* Write Register 12 (Lower Byte of Baud Rate Generator Time Constant) */ 202 /* Write Register 13 (Upper Byte of Baud Rate Generator Time Constant) */ 205 #define BRENABL 1 /* Baud rate generator enable */ [all …]
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H A D | sunzilog.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 24 #define BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) 86 #define AUTO_ENAB 0x20 /* Auto Enables */ 118 #define SDLC_CRC 0x4 /* SDLC/CRC-16 */ 128 /* Write Register 6 (Sync bits 0-7/SDLC Address Field) */ 130 /* Write Register 7 (Sync bits 8-15/SDLC 01111110) */ 183 /* Write Register 12 (lower byte of baud rate generator time constant) */ 185 /* Write Register 13 (upper byte of baud rate generator time constant) */ 188 #define BRENAB 1 /* Baud rate generator enable */ 189 #define BRSRC 2 /* Baud rate generator source */ [all …]
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H A D | ma35d1_serial.c | 1 // SPDX-License-Identifier: GPL-2.0+ 36 /* MA35_IER_REG - Interrupt Enable Register */ 40 #define MA35_IER_RTO_IEN BIT(4) /* RX Time-out Interrupt Enable */ 42 #define MA35_IER_TIME_OUT_EN BIT(11) /* RX Buffer Time-out Counter Enable */ 43 #define MA35_IER_AUTO_RTS BIT(12) /* nRTS Auto-flow Control Enable */ 44 #define MA35_IER_AUTO_CTS BIT(13) /* nCTS Auto-flow Control Enable */ 46 /* MA35_FCR_REG - FIFO Control Register */ 62 /* MA35_LCR_REG - Line Control Register */ 74 /* MA35_MCR_REG - Modem Control Register */ 79 /* MA35_MSR_REG - Modem Status Register */ [all …]
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H A D | pmac_zilog.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 25 * of "escc" node (ie. ch-a or ch-b) 64 if (uap->flags & PMACZILOG_FLAG_IS_CHANNEL_A) in pmz_get_port_A() 66 return uap->mate; in pmz_get_port_A() 78 writeb(reg, port->control_reg); in read_zsreg() 79 return readb(port->control_reg); in read_zsreg() 85 writeb(reg, port->control_reg); in write_zsreg() 86 writeb(value, port->control_reg); in write_zsreg() 91 return readb(port->data_reg); in read_zsdata() 96 writeb(data, port->data_reg); in write_zsdata() [all …]
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H A D | liteuart.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * Copyright (C) 2019-2020 Antmicro <www.antmicro.com> 25 * The definitions below are true for LiteX SoC configured for 8-bit CSR Bus, 26 * 32-bit aligned. 76 uart->irq_reg |= mask; in liteuart_update_irq_reg() 78 uart->irq_reg &= ~mask; in liteuart_update_irq_reg() 80 if (port->irq) in liteuart_update_irq_reg() 81 litex_write8(port->membase + OFF_EV_ENABLE, uart->irq_reg); in liteuart_update_irq_reg() 99 del_timer(&uart->timer); in liteuart_stop_rx() 104 unsigned char __iomem *membase = port->membase; in liteuart_rx_chars() [all …]
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H A D | fsl_lpuart.c | 1 // SPDX-License-Identifier: GPL-2.0+ 5 * Copyright 2012-2014 Freescale Semiconductor, Inc. 13 #include <linux/dma-mapping.h> 29 /* All registers are 8-bit width */ 118 /* 32-bit global registers only for i.MX7ULP/i.MX8x 123 /* 32-bit register definition */ 244 #define DRIVER_NAME "fsl-lpuart" 337 .rx_watermark = 7, /* A lower watermark is ideal for low baud rates. */ 347 { .compatible = "fsl,vf610-lpuart", .data = &vf_data, }, 348 { .compatible = "fsl,ls1021a-lpuart", .data = &ls1021a_data, }, [all …]
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/openbmc/linux/Documentation/devicetree/bindings/serial/ |
H A D | serial.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Rob Herring <robh@kernel.org> 11 - Greg Kroah-Hartman <gregkh@linuxfoundation.org> 19 where N is the port number (non-negative decimal integer) as printed on the 28 cts-gpios: 34 dcd-gpios: 40 dsr-gpios: 46 dtr-gpios: [all …]
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/openbmc/u-boot/include/ |
H A D | fsl_qe.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */ 3 * Copyright (C) 2006-2009 Freescale Semiconductor, Inc. 21 #define QE_DATAONLY_SIZE (QE_MURAM_SIZE - QE_DATAONLY_BASE) 74 /* QE CECR Sub Block Code - sub block code of QE command. 108 /* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command. 134 QE_BRG1, /* Baud Rate Generator 1 */ 135 QE_BRG2, /* Baud Rate Generator 2 */ 136 QE_BRG3, /* Baud Rate Generator 3 */ 137 QE_BRG4, /* Baud Rate Generator 4 */ 138 QE_BRG5, /* Baud Rate Generator 5 */ [all …]
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H A D | ns16550.h | 15 * added support for port on 64-bit bus 31 #define CONFIG_SYS_NS16550_REG_SIZE (-1) 40 unsigned char prepad_##x[CONFIG_SYS_NS16550_REG_SIZE - 1]; \ 45 unsigned char postpad_##x[-CONFIG_SYS_NS16550_REG_SIZE - 1]; 49 * struct ns16550_platdata - information about a NS16550 port 123 /* Ingenic JZ47xx specific UART-enable bit. */ 139 #define UART_MCR_AFE 0x20 /* Enable auto-RTS/CTS */ 213 * ns16550_calc_divisor() - calculate the divisor given clock and baud rate 220 * @baudrate: Required baud rate 221 * @return baud rate divisor that should be used [all …]
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/openbmc/qemu/hw/char/ |
H A D | stm32l4x5_usart.c | 4 * Copyright (c) 2023 Arnaud Minier <arnaud.minier@telecom-paris.fr> 5 * Copyright (c) 2023 Inès Varhol <ines.varhol@telecom-paris.fr> 7 * SPDX-License-Identifier: GPL-2.0-or-later 10 * See the COPYING file in the top-level directory. 15 * for STM32L4x5 and STM32L4x6 advanced Arm ® -based 32-bit MCUs. 22 #include "chardev/char-fe.h" 23 #include "chardev/char-serial.h" 28 #include "hw/qdev-clock.h" 29 #include "hw/qdev-properties.h" 30 #include "hw/qdev-properties-system.h" [all …]
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/openbmc/linux/drivers/tty/serial/8250/ |
H A D | 8250_fintek.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * Copyright (C) 2014-2016 Ricardo Ribalda, Qtechnology A/S 105 outb(reg, pdata->base_port + ADDR_PORT); in sio_read_reg() 106 return inb(pdata->base_port + DATA_PORT); in sio_read_reg() 111 outb(reg, pdata->base_port + ADDR_PORT); in sio_write_reg() 112 outb(data, pdata->base_port + DATA_PORT); in sio_write_reg() 127 return -EBUSY; in fintek_8250_enter_key() 149 return -ENODEV; in fintek_8250_check_id() 152 return -ENODEV; in fintek_8250_check_id() 167 return -ENODEV; in fintek_8250_check_id() [all …]
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H A D | 8250_port.c | 1 // SPDX-License-Identifier: GPL-2.0+ 3 * Base port operations for 8250/16550-type serial ports 255 * tx_loadsz is set to 63-bytes instead of 64-bytes to implement 256 * workaround of errata A-008006 which states that tx_loadsz should 268 .name = "Palmchip BK-3103", 354 offset = offset << p->regshift; in hub6_serial_in() 355 outb(p->hub6 - 1 + offset, p->iobase); in hub6_serial_in() 356 return inb(p->iobase + 1); in hub6_serial_in() 361 offset = offset << p->regshift; in hub6_serial_out() 362 outb(p->hub6 - 1 + offset, p->iobase); in hub6_serial_out() [all …]
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H A D | 8250_exar.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * Probe module for 8250/16550-type Exar chips PCI serial ports. 105 #define UART_FCTR_EXAR_485 0x20 /* Auto 485 half duplex dir ctl */ 111 #define UART_EXAR_TXTRG 0x0a /* Tx FIFO trigger level write-only */ 112 #define UART_EXAR_RXTRG 0x0b /* Rx FIFO trigger level write-only */ 133 * ---- ---- -------- 137 * 3 - <reserved> 141 * 7 - <reserved> 144 * 10 - Red LED 145 * 11..15 - <unused> [all …]
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/openbmc/linux/drivers/tty/serial/jsm/ |
H A D | jsm_neo.c | 1 // SPDX-License-Identifier: GPL-2.0+ 25 * a non-destructive, read-only location on the Neo card. 27 * In this case, we are reading the DVID (Read-only Device Identification) 32 readb(bd->re_map_membase + 0x8D); in neo_pci_posting_flush() 38 ier = readb(&ch->ch_neo_uart->ier); in neo_set_cts_flow_control() 39 efr = readb(&ch->ch_neo_uart->efr); in neo_set_cts_flow_control() 41 jsm_dbg(PARAM, &ch->ch_bd->pci_dev, "Setting CTSFLOW\n"); in neo_set_cts_flow_control() 43 /* Turn on auto CTS flow control */ in neo_set_cts_flow_control() 47 /* Turn off auto Xon flow control */ in neo_set_cts_flow_control() 51 writeb(0, &ch->ch_neo_uart->efr); in neo_set_cts_flow_control() [all …]
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/openbmc/linux/include/soc/fsl/qe/ |
H A D | qe.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 33 QE_BRG1, /* Baud Rate Generator 1 */ 34 QE_BRG2, /* Baud Rate Generator 2 */ 35 QE_BRG3, /* Baud Rate Generator 3 */ 36 QE_BRG4, /* Baud Rate Generator 4 */ 37 QE_BRG5, /* Baud Rate Generator 5 */ 38 QE_BRG6, /* Baud Rate Generator 6 */ 39 QE_BRG7, /* Baud Rate Generator 7 */ 40 QE_BRG8, /* Baud Rate Generator 8 */ 41 QE_BRG9, /* Baud Rate Generator 9 */ [all …]
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/openbmc/linux/drivers/media/dvb-frontends/ |
H A D | bcm3510_priv.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 5 * Copyright (C) 2001-5, B2C2 inc. 267 /* auto reacquire */ 301 u8 PE :1; /* baud clock pin */ 303 u8 BE :1; /* baud clock pin */ 364 u8 ARI :1; /* auto reacquire */
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/openbmc/linux/arch/m68k/include/asm/ |
H A D | mcfuart.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 5 * mcfuart.h -- ColdFire internal UART support defines. 7 * (C) Copyright 1999-2003, Greg Ungerer (gerg@snapgear.com) 39 #define MCFUART_UBG1 0x18 /* Baud Rate MSB (r/w) */ 40 #define MCFUART_UBG2 0x1c /* Baud Rate LSB (r/w) */ 59 #define MCFUART_MR1_RXRTS 0x80 /* Auto RTS flow control */ 83 #define MCFUART_MR2_TXCTS 0x10 /* Auto CTS flow control */
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/openbmc/u-boot/drivers/spi/ |
H A D | zynq_spi.c | 1 // SPDX-License-Identifier: GPL-2.0+ 21 #define ZYNQ_SPI_CR_BAUD_MASK GENMASK(5, 3) /* Baud rate div */ 30 #define ZYNQ_SPI_CR_BAUD_MAX 8 /* Baud rate divisor max val */ 31 #define ZYNQ_SPI_CR_BAUD_SHIFT 3 /* Baud rate divisor shift */ 74 struct zynq_spi_platdata *plat = bus->platdata; in zynq_spi_ofdata_to_platdata() 75 const void *blob = gd->fdt_blob; in zynq_spi_ofdata_to_platdata() 78 plat->regs = (struct zynq_spi_regs *)devfdt_get_addr(bus); in zynq_spi_ofdata_to_platdata() 81 plat->frequency = fdtdec_get_int(blob, node, "spi-max-frequency", in zynq_spi_ofdata_to_platdata() 83 plat->deactivate_delay_us = fdtdec_get_int(blob, node, in zynq_spi_ofdata_to_platdata() 84 "spi-deactivate-delay", 0); in zynq_spi_ofdata_to_platdata() [all …]
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/openbmc/u-boot/board/synopsys/emsdp/ |
H A D | README | 2 Useful notes on bulding and using of U-Boot on 8 The DesignWare ARC EM Software Development Platform is FPGA-bases platform 12 versions of ARC EM CPUs. U-Boot is built to be run on the simplest 16 The board has the following features useful for U-Boot: 17 * On-board 2-channel FTDI TTL-to-USB converter 18 - The first channel is used for serial debug port (which makes it possible 22 There's no HW flow-control and baud-rate is 115200. 24 - The second channel is used for built-in Digilent USB JTAG probe. 29 - Also with help of this FTDI chip it is possible to reset entire 30 board with help of a special `rff-ftdi-reset` utility, see: [all …]
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