| /Linux-v6.1/Documentation/devicetree/bindings/serial/ |
| 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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| 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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| 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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| D | nvidia,tegra20-hsuart.txt | 1 NVIDIA Tegra20/Tegra30 high speed (DMA based) UART controller driver.
10 - reg: Should contain UART controller registers location and length.
11 - interrupts: Should contain UART controller interrupts.
26 only if all 8 lines of UART controller are pinmuxed.
37 Standard UART devices are expected to have tolerance for baud rate error by
39 Tegra186 chip has a known hardware issue. UART Rx baud rate tolerance level
52 This slight deviation is expcted and Tegra UART is expected to handle it. Due
53 to the issue stated above, baud rate on Tegra UART should be set equal to or
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| D | qcom,msm-uart.txt | 1 * MSM Serial UART
3 The MSM serial UART hardware is designed for low-speed use cases where a
10 - reg: Should contain UART register location and length.
11 - interrupts: Should contain UART interrupt.
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| 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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| 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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| D | altera_uart.txt | 1 Altera UART
8 - clock-frequency : frequency of the clock input to the UART
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| /Linux-v6.1/arch/arm/mach-sa1100/include/mach/ |
| 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-v6.1/arch/arm/include/debug/ |
| 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-v6.1/arch/arm/ |
| D | Kconfig.debug | 123 UART definition, as specified below. Attempting to boot the kernel
140 bool "Kernel low-level debugging via asm9260 UART"
144 their output to an UART or USART port on asm9260 based
234 bool "Kernel low-level debugging on BCM2835 PL011 UART"
239 bool "Kernel low-level debugging on BCM2836 PL011 UART"
262 bool "Kernel low-level debugging messages via BCM KONA UART"
273 bool "Kernel low-level debugging on BCM63XX UART"
277 bool "Marvell Berlin SoC Debug UART"
285 bool "Use BRCMSTB UART for low-level debug"
290 UART physical and virtual address is automatically provided
[all …]
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| /Linux-v6.1/Documentation/ABI/testing/ |
| 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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| D | sysfs-bus-i2c-devices-fsa9480 | 10 UART UART is attached
23 UART switch to UART path
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| /Linux-v6.1/Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/ |
| 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-v6.1/Documentation/devicetree/bindings/net/ |
| 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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| D | mediatek-bluetooth.txt | 37 MediaTek UART based Bluetooth Devices
40 This device is a serial attached device to UART device and thus it must be a
41 child node of the serial node with UART.
58 - pinctrl-0: Should contain UART RXD low when the device is powered up to
60 - pinctrl-1: Should contain UART mode pin ctrl
66 - boot-gpios: GPIO same to the pin as UART RXD and used to keep LOW when
69 - pinctrl-0: Should contain UART mode pin ctrl
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| /Linux-v6.1/drivers/tty/serial/ |
| D | Kconfig | 26 This selects the ARM(R) AMBA(R) PrimeCell PL010 UART. If you have
37 Say Y here if you wish to use an AMBA PrimeCell UART as the system
53 This selects the ARM(R) AMBA(R) PrimeCell PL011 UART. If you have
65 Say Y here if you wish to use an AMBA PrimeCell UART as the system
145 Say Y here if you wish to use an on-chip UART on a Atmel
180 Say Y if you have an external 8250/16C550 UART. If unsure, say N.
215 Say Y here if you wish to use a Amlogic MesonX UART as the
263 Select the number of available UART ports for the Samsung S3C
294 tristate "NVIDIA Tegra Combined UART"
299 Support for the mailbox-based TCU (Tegra Combined UART) serial port.
[all …]
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| /Linux-v6.1/drivers/bluetooth/ |
| D | Kconfig | 94 tristate "HCI UART driver"
99 Bluetooth HCI UART driver.
102 UART based Bluetooth PCMCIA and CF devices like Xircom Credit Card
105 Say Y here to compile support for Bluetooth UART devices into the
114 bool "UART (H4) protocol support"
117 UART (H4) is serial protocol for communication between Bluetooth
119 with UART interface, including PCMCIA and CF cards.
121 Say Y here to compile support for HCI UART (H4) protocol.
124 tristate "UART Nokia H4+ protocol support"
134 with UART interface in Nokia devices.
[all …]
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| /Linux-v6.1/arch/mips/ |
| 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-v6.1/arch/arm64/boot/dts/ti/ |
| D | k3-j7200-common-proc-board.dts | 153 /* Wakeup UART is used by System firmware */
163 /* MAIN UART 2 is used by R5F firmware */
168 /* UART not brought out */
173 /* UART not brought out */
178 /* UART not brought out */
183 /* UART not brought out */
188 /* UART not brought out */
193 /* UART not brought out */
198 /* UART not brought out */
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| /Linux-v6.1/drivers/clk/qcom/ |
| D | Kconfig | 106 Say Y if you want to use peripheral devices such as UART, SPI,
141 Say Y if you want to use peripheral devices such as UART, SPI,
148 Say Y if you want to use peripheral devices such as UART, SPI,
156 Say Y if you want to use peripheral devices such as UART, SPI,
172 Say Y if you want to use peripheral devices such as UART, SPI,
180 Say Y if you want to use peripheral devices such as UART, SPI,
188 Say Y if you want to use devices such as UART, SPI, I2C, USB,
196 Say Y if you want to use devices such as UART, SPI i2c, USB,
204 Say Y if you want to use devices such as UART, SPI i2c, USB,
211 Say Y if you want to use peripheral devices such as UART, SPI,
[all …]
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| /Linux-v6.1/arch/arm/boot/dts/ |
| 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-v6.1/drivers/nfc/nfcmrvl/ |
| 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-v6.1/arch/arm64/boot/dts/amlogic/ |
| D | meson-gxl-s905x-khadas-vim.dts | 153 gpio-line-names = "UART TX",
154 "UART RX",
200 "Bluetooth UART TX", "Bluetooth UART RX",
201 "Bluetooth UART CTS", "Bluetooth UART RTS",
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| /Linux-v6.1/drivers/nfc/s3fwrn5/ |
| 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.
|
