| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-class-led-trigger-tty | 44 What: /sys/class/leds/<tty_led>/dcd
48 DCD = Data Carrier Detect
51 If set to 0 (default), the LED will not evaluate CAR (DCD).
52 If set to 1, the LED will evaluate CAR (DCD).
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| /linux/arch/m68k/include/asm/ |
| H A D | nettel.h | 30 * NETtel/5307 based hardware first. DTR/DCD lines are wired to
47 * PPIO bits used for DTR/DCD.
76 * NETtel/5272 based hardware. DTR/DCD lines are wired to GPB lines.
79 #define MCFPP_DCD1 0x0000 /* Port 1 no DCD support */
86 * PPIO bits used for DTR/DCD.
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| /linux/arch/arm/boot/dts/ti/omap/ |
| H A D | am335x-netcom-plus-2xx.dts | 29 AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* DCD */
42 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) /* DCD */
62 dcd-gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
73 dcd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
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| H A D | am335x-baltos-ir3220.dts | 35 …M33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2[24] DCD */
48 …3XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) /* gpmc_ad14.gpio1[14] DCD */
67 dcd-gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
78 dcd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
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| H A D | am335x-baltos-ir5221.dts | 43 …M33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2[24] DCD */
56 …3XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) /* gpmc_ad14.gpio1[14] DCD */
75 dcd-gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
86 dcd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
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| H A D | am335x-baltos-ir2110.dts | 29 …M33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2[24] DCD */
46 dcd-gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
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| /linux/Documentation/devicetree/bindings/net/ |
| H A D | intel,ixp4xx-hss.yaml | 94 dcd-gpios:
96 description: Data Carrier Detect (DCD) GPIO line
119 - dcd-gpios
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| /linux/drivers/media/rc/ |
| H A D | serial_ir.c | 323 int counter, dcd; in serial_ir_irq_handler() local
354 dcd = (status & hardware[type].signal_pin) ? 1 : 0; in serial_ir_irq_handler()
356 if (dcd == last_dcd) { in serial_ir_irq_handler()
359 dcd, sense, ktime_to_ns(kt), in serial_ir_irq_handler()
367 if (!(dcd ^ sense)) { in serial_ir_irq_handler()
370 "dcd unexpected: %d %d %lldns %lldns\n", in serial_ir_irq_handler()
371 dcd, sense, ktime_to_ns(kt), in serial_ir_irq_handler()
382 frbwrite(data, !(dcd ^ sense)); in serial_ir_irq_handler()
384 last_dcd = dcd; in serial_ir_irq_handler()
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| /linux/arch/sh/include/mach-common/mach/ |
| H A D | secureedge5410.h | 23 * D0 DCD on ttySC1 power
27 * D4 ttySC0 DCD (7100) CONSOLE
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| /linux/arch/arm/mach-sa1100/ |
| H A D | h3xxx.c | 109 PWER |= PWER_GPIO23 | PWER_GPIO25; /* DCD and CTS */ in h3xxx_uart_set_wake()
111 PWER &= ~(PWER_GPIO23 | PWER_GPIO25); /* DCD and CTS */ in h3xxx_uart_set_wake()
125 GPIO_LOOKUP("gpio", H3XXX_GPIO_COM_DCD, "dcd", GPIO_ACTIVE_LOW),
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| /linux/include/linux/ |
| H A D | hdlc.h | 22 void (*start)(struct net_device *dev); /* if open & DCD */
23 void (*stop)(struct net_device *dev); /* if open & !DCD */
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| H A D | serial.h | 41 __u32 cts, dsr, rng, dcd, tx, rx; member
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| /linux/drivers/net/wan/ |
| H A D | hd64570.h | 221 #define ST1_CDCD 0x04 /* DCD level changed */
224 #define ST3_DCD 0x04 /* modem input - /DCD */
229 #define IE1_CDCD 0x04 /* DCD level changed */
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| /linux/include/linux/amba/ |
| H A D | serial.h | 183 #define UART011_DCDMIM BIT(2) /* DCD interrupt mask */
195 #define UART011_DCDMIS BIT(2) /* DCD interrupt status */
207 #define UART011_DCDMIC BIT(2) /* DCD interrupt clear */
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| /linux/Documentation/arch/arm/sa1100/ |
| H A D | assabet.rst | 253 Radio: TX, RX, CTS, DSR, DCD, RI
255 - COM: TX, RX, CTS, DSR, DCD, RTS, DTR, PM
294 - COM1,2: TX, RX, CTS, DSR, DCD, RTS, DTR
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| /linux/include/uapi/linux/ |
| H A D | serial.h | 101 * Four lines can interrupt: CTS, DSR, RI, DCD
104 int cts, dsr, rng, dcd; member
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| /linux/drivers/mmc/core/ |
| H A D | sdio_uart.c | 55 __u32 dcd; member
461 port->icount.dcd++; in sdio_uart_check_modem_status()
462 /* DCD raise - wake for open */ in sdio_uart_check_modem_status()
466 /* DCD drop - hang up if tty attached */ in sdio_uart_check_modem_status()
978 if (port->icount.dcd) in sdio_uart_proc_show()
979 seq_printf(m, " dcd:%d", in sdio_uart_proc_show()
980 port->icount.dcd); in sdio_uart_proc_show()
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| /linux/drivers/usb/serial/ |
| H A D | keyspan_usa90msg.h | 158 dcd, // reports DCD pin member
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| H A D | generic.c | 518 ((arg & TIOCM_CD) && (cnow.dcd != cprev->dcd)) || in usb_serial_generic_msr_changed()
560 icount->dcd = cnow.dcd; in usb_serial_generic_get_icount()
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| /linux/drivers/tty/ |
| H A D | nozomi.c | 224 unsigned int DCD:1; member
281 unsigned int DCD:1; member
931 if (old_ctrl.DCD != ctrl_dl.DCD) in receive_flow_control()
932 dc->port[port].tty_icount.dcd++; in receive_flow_control()
936 DBG1("port: %d DCD(%d), CTS(%d), RI(%d), DSR(%d)", in receive_flow_control()
938 dc->port[port].tty_icount.dcd, dc->port[port].tty_icount.cts, in receive_flow_control()
1646 | (ctrl_dl->DCD ? TIOCM_CAR : 0) in ntty_tiocmget()
1682 || ((flags & TIOCM_CD) && (cnow.dcd != cprev->dcd)) in ntty_cflags_changed()
1699 icount->dcd = cnow.dcd; in ntty_tiocgicount()
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| /linux/drivers/tty/serial/ |
| H A D | ip22zilog.h | 201 #define DCDIE 8 /* DCD IE */
212 #define DCD 0x8 /* DCD */ macro
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| H A D | zs.h | 220 #define DCDIE 8 /* DCD IE */
231 #define DCD 0x8 /* DCD */
232 #define DCD 0x8 /* DCD global() macro
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| H A D | sunzilog.h | 205 #define DCDIE 8 /* DCD IE */
216 #define DCD 0x8 /* DCD */ macro
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| /linux/Documentation/devicetree/bindings/soc/fsl/cpm_qe/ |
| H A D | serial.txt | 14 CTS, RTS, DCD, DSR, DTR, and RI.
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| /linux/arch/arm/boot/dts/intel/ixp/ |
| H A D | intel-ixp42x-goramo-multilink.dts | 130 dcd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
145 dcd-gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
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