| /linux/Documentation/devicetree/bindings/serial/ |
| H A D | mvebu-uart.txt | 1 * Marvell UART : Non standard UART used in some of Marvell EBU SoCs
6 - "marvell,armada-3700-uart" for the standard variant of the UART
10 UART (128 bytes FIFO, DMA, front interrupts, 8-bit or 32-bit
13 - clocks: UART reference clock used to derive the baudrate. If no clock
18 for standard variant of UART and UART2-clk for extended variant
19 of UART. TBG clock (with UART TBG divisors d1=d2=1) or xtal clock
24 respectively the UART sum interrupt, the UART TX interrupt and
25 UART RX interrupt. A corresponding interrupt-names property must
29 respectively the UART TX interrupt and the UART RX interrupt. A
33 containing only the UART sum interrupt. This form is deprecated
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| H A D | cirrus,clps711x-uart.txt | 1 * Cirrus Logic CLPS711X Universal Asynchronous Receiver/Transmitter (UART)
6 - interrupts: Should contain UART TX and RX interrupt.
7 - clocks: Should contain UART core clock number.
8 - syscon: Phandle to SYSCON node, which contain UART control bits.
14 Note: Each UART port should have an alias correctly numbered
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| H A D | arc-uart.txt | 1 * Synopsys ARC UART : Non standard UART used in some of the ARC FPGA boards
7 - clock-frequency : the input clock frequency for the UART
8 - current-speed : baud rate for UART
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| H A D | arm,mps2-uart.txt | 1 ARM MPS2 UART
6 - interrupts : Reference to the UART RX, TX and overrun interrupts
9 - clocks : The input clock of the UART
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| H A D | microchip,pic32-uart.txt | 1 * Microchip Universal Asynchronous Receiver Transmitter (UART)
10 - pinctrl-0: Phandle referencing pin configuration of the UART peripheral.
14 - cts-gpios: CTS pin for UART
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| H A D | altera_uart.txt | 1 Altera UART
8 - clock-frequency : frequency of the clock input to the UART
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| /linux/arch/arm/mach-sa1100/include/mach/ |
| H A D | uncompress.h | 21 #define UART(x) (*(volatile unsigned long *)(serial_port + (x))) macro
29 if (UART(UTCR3) & UTCR3_TXE) break; in putc()
31 if (UART(UTCR3) & UTCR3_TXE) break; in putc()
33 if (UART(UTCR3) & UTCR3_TXE) break; in putc()
38 while (!(UART(UTSR1) & UTSR1_TNF)) in putc()
42 UART(UTDR) = c; in putc()
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| /linux/arch/arm/include/debug/ |
| H A D | tegra.S | 85 cmp \rv, #2 @ 2 and 3 mean DCC, UART
89 11: lsr \rv, \rp, #15 @ 17:15 are UART ID
91 cmp \rv, #0 @ UART 0?
93 cmp \rv, #1 @ UART 1?
95 cmp \rv, #2 @ UART 2?
97 cmp \rv, #3 @ UART 3?
99 cmp \rv, #4 @ UART 4?
141 cmp \rp, #0 @ Valid UART address?
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| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-platform-kim | 6 Name of the UART device at which the WL128x chip
21 UART configurations, so the baud-rate needs to be set
32 entry most often should be 1, the host's UART is required
42 use of the shared UART transport, it registers to the shared
46 daemon managing the UART, and is notified about the change
47 by the sysfs_notify. The value would be '1' when UART needs
48 to be opened/ldisc installed, and would be '0' when UART
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| H A D | sysfs-bus-i2c-devices-fsa9480 | 10 UART UART is attached
23 UART switch to UART path
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| /linux/Documentation/w1/masters/ |
| H A D | w1-uart.rst | 13 UART 1-Wire bus driver. The driver utilizes the UART interface via the
15 the document `"Using a UART to Implement a 1-Wire Bus Master"`_.
17 .. _"Using a UART to Implement a 1-Wire Bus Master": https://www.analog.com/en/technical-articles/u…
19 In short, the UART peripheral must support full-duplex and operate in
26 UART (least significant bit first, start-bit low) sets the reset low time
45 Specify the UART 1-wire bus in the device tree by adding the single child
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| /linux/Documentation/devicetree/bindings/net/bluetooth/ |
| H A D | mediatek,bluetooth.txt | 1 MediaTek UART based Bluetooth Devices
4 This device is a serial attached device to UART device and thus it must be a
5 child node of the serial node with UART.
22 - pinctrl-0: Should contain UART RXD low when the device is powered up to
24 - pinctrl-1: Should contain UART mode pin ctrl
30 - boot-gpios: GPIO same to the pin as UART RXD and used to keep LOW when
33 - pinctrl-0: Should contain UART mode pin ctrl
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| H A D | nokia,h4p-bluetooth.txt | 4 Nokia phones often come with UART connected bluetooth chips from different
8 UART status lines for wakeup of UART transceivers to improve power management
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| /linux/Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/ |
| H A D | ucc.txt | 15 - port-number : for UART drivers, the port number to use, between 0 and 3.
18 CPM UART driver, the port-number is required for the QE UART driver.
19 - soft-uart : for UART drivers, if specified this means the QE UART device
20 driver should use "Soft-UART" mode, which is needed on some SOCs that have
21 broken UART hardware. Soft-UART is provided via a microcode upload.
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| /linux/tools/arch/x86/dell-uart-backlight-emulator/ |
| H A D | README | 1 Emulator for DELL0501 UART attached backlight controller
5 board connected to an UART.
12 With the DELL0501 indicating that we are dealing with an UART with
20 1. A (desktop) PC with a 16550 UART on the motherboard and a standard DB9
21 connector connected to this UART.
25 4. A DSDT overlay for the desktop PC replacing the _HID of the 16550 UART
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| /linux/Documentation/devicetree/bindings/net/ |
| H A D | qca,qca7000.txt | 4 be configured either as SPI or UART slave. This configuration is done by
58 (b) Ethernet over UART
60 In order to use the QCA7000 as UART slave it must be defined as a child of a
61 UART master in the device tree. It is possible to preconfigure the UART
73 UART Example:
75 /* Freescale i.MX28 UART */
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| /linux/drivers/pinctrl/ |
| H A D | pinctrl-th1520.c | 183 TH1520_PAD(17, AOGPIO_8, UART, AUD, IR, GPIO, ____, ____, 0),
184 TH1520_PAD(18, AOGPIO_9, UART, AUD, IR, GPIO, ____, ____, 0),
220 TH1520_PAD(4, QSPI1_D2_WP, QSPI, ISO, UART, GPIO, FUSE, ____, 0),
221 TH1520_PAD(5, QSPI1_D3_HOLD, QSPI, ISO, UART, GPIO, ____, ____, 0),
226 TH1520_PAD(10, UART1_TXD, UART, ____, ____, GPIO, ____, ____, 0),
227 TH1520_PAD(11, UART1_RXD, UART, ____, ____, GPIO, ____, ____, 0),
228 TH1520_PAD(12, UART4_TXD, UART, ____, ____, GPIO, ____, ____, 0),
229 TH1520_PAD(13, UART4_RXD, UART, ____, ____, GPIO, ____, ____, 0),
230 TH1520_PAD(14, UART4_CTSN, UART, ____, ____, GPIO, ____, ____, 0),
231 TH1520_PAD(15, UART4_RTSN, UART, ____, ____, GPIO, ____, ____, 0),
[all …]
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| /linux/drivers/bluetooth/ |
| H A D | Kconfig | 117 tristate "HCI UART driver"
123 Bluetooth HCI UART driver.
126 UART based Bluetooth PCMCIA and CF devices like Xircom Credit Card
129 Say Y here to compile support for Bluetooth UART devices into the
138 bool "UART (H4) protocol support"
141 UART (H4) is serial protocol for communication between Bluetooth
143 with UART interface, including PCMCIA and CF cards.
145 Say Y here to compile support for HCI UART (H4) protocol.
148 tristate "UART Nokia H4+ protocol support"
158 with UART interface in Nokia devices.
[all …]
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| /linux/arch/mips/ |
| H A D | Kconfig.debug | 102 int "UART to use for compressed kernel debugging"
107 Specify the UART that should be used for compressed kernel debugging.
127 bool "CPS SMP NS16550 UART output"
130 Output debug information via an ns16550 compatible UART if exceptions
139 hex "UART Base Address"
143 The base address of the ns16550 compatible UART on which to output
149 int "UART Register Shift"
157 int "UART Register Width"
160 ns16550 registers width. UART registers IO access methods will be
162 4 UART registers will be accessed by means of lb/sb, lh/sh or lw/sw
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| /linux/drivers/nfc/nfcmrvl/ |
| H A D | Kconfig | 24 tristate "Marvell NFC-over-UART driver"
28 Marvell NFC-over-UART driver.
30 This driver provides support for Marvell NFC-over-UART devices
32 Say Y here to compile support for Marvell NFC-over-UART driver
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| /linux/arch/arm/boot/dts/marvell/ |
| H A D | kirkwood-openrd.dtsi | 61 * mode for the second UART.
66 * To use the second UART, you need to change also
78 * SelUARTorSD selects between the second UART
81 * Low: UART
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| /linux/arch/arm64/boot/dts/amlogic/ |
| H A D | meson-gxl-s905x-khadas-vim.dts | 155 gpio-line-names = "UART TX",
156 "UART RX",
202 "Bluetooth UART TX", "Bluetooth UART RX",
203 "Bluetooth UART CTS", "Bluetooth UART RTS",
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| /linux/drivers/tty/serial/8250/ |
| H A D | Kconfig | 78 capabilities of the Fintek F81216A LPC to 4 UART as well similar
127 bool "DMA support for 16550 compatible UART controllers" if EXPERT
132 compatible UART controllers that support DMA signaling.
180 tristate "MEN MCB UART device support"
261 tristate "Aspeed Virtual UART"
268 If you want to use the virtual UART (VUART) device on Aspeed
270 compatible device on the local LPC bus, giving a UART device
284 tristate "Support Exar ST16C554/554D Quad UART"
287 The Uplogix Envoy TU301 uses this Exar Quad UART. If you are
288 tinkering with your Envoy TU301, or have a machine with this UART,
[all …]
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| /linux/drivers/nfc/s3fwrn5/ |
| H A D | Kconfig | 25 tristate "Samsung S3FWRN82 UART support"
29 This module adds support for a UART interface to the S3FWRN82 chip.
30 Select this if your platform is using the UART bus.
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| /linux/drivers/nfc/pn533/ |
| H A D | Kconfig | 31 tristate "NFC PN532 device support (UART)"
35 This module adds support for the NXP pn532 UART interface.
36 Select this if your platform is using the UART bus.
|