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/linux-6.8/drivers/comedi/drivers/
Dni_6527.c275 unsigned int falling) in ni6527_set_edge_detection() argument
280 falling &= mask; in ni6527_set_edge_detection()
288 /* preserve falling-edge detection channels */ in ni6527_set_edge_detection()
289 falling |= readb(dev->mmio + in ni6527_set_edge_detection()
296 /* update falling-edge detection channels */ in ni6527_set_edge_detection()
297 writeb(falling & 0xff, in ni6527_set_edge_detection()
301 falling >>= 8; in ni6527_set_edge_detection()
312 unsigned int rising, falling, shift; in ni6527_intr_insn_config() local
320 falling = data[2]; in ni6527_intr_insn_config()
321 ni6527_set_edge_detection(dev, mask, rising, falling); in ni6527_intr_insn_config()
[all …]
/linux-6.8/Documentation/devicetree/bindings/i2c/
Dsnps,designware-i2c.yaml74 i2c-scl-falling-time-ns:
76 The property should contain the SCL falling time in nanoseconds.
80 i2c-sda-falling-time-ns:
82 The property should contain the SDA falling time in nanoseconds.
118 i2c-sda-falling-time-ns = <300>;
119 i2c-scl-falling-time-ns = <300>;
Dhisilicon,ascend910-i2c.yaml35 i2c-sda-falling-time-ns:
38 i2c-scl-falling-time-ns:
65 i2c-sda-falling-time-ns = <56>;
66 i2c-scl-falling-time-ns = <56>;
Di2c-rk3x.yaml90 i2c-scl-falling-time-ns:
98 i2c-sda-falling-time-ns:
138 i2c-scl-falling-time-ns = <100>;
/linux-6.8/arch/riscv/boot/dts/starfive/
Djh7100-common.dtsi215 i2c-sda-falling-time-ns = <500>;
216 i2c-scl-falling-time-ns = <500>;
235 i2c-sda-falling-time-ns = <100>;
236 i2c-scl-falling-time-ns = <100>;
245 i2c-sda-falling-time-ns = <500>;
246 i2c-scl-falling-time-ns = <500>;
Djh7110-starfive-visionfive-2.dtsi163 i2c-sda-falling-time-ns = <510>;
164 i2c-scl-falling-time-ns = <510>;
173 i2c-sda-falling-time-ns = <510>;
174 i2c-scl-falling-time-ns = <510>;
183 i2c-sda-falling-time-ns = <510>;
184 i2c-scl-falling-time-ns = <510>;
226 i2c-sda-falling-time-ns = <510>;
227 i2c-scl-falling-time-ns = <510>;
/linux-6.8/Documentation/devicetree/bindings/pps/
Dpps-gpio.yaml27 assert-falling-edge:
28 description: Indicates a falling edge assert, when present. Rising edge if absent.
46 assert-falling-edge;
/linux-6.8/drivers/irqchip/
Dqcom-pdc.c105 * GIC does not handle falling edge or active low. To allow falling edge and
107 * falling edge into a rising edge and active low into an active high.
112 * Falling edge sensitive LOW
115 * Falling Edge sensitive NOT USED
134 * takes care of converting falling edge to rising edge signal
136 * takes care of converting falling edge to rising edge signal
/linux-6.8/Documentation/devicetree/bindings/net/nfc/
Dmarvell,nci.yaml36 i2c-int-falling:
40 triggered on falling edge.
91 i2c-int-falling: false
103 i2c-int-falling: false
/linux-6.8/Documentation/devicetree/bindings/soc/fsl/cpm_qe/
Dfsl,cpm1-tsa.yaml96 fsl,clock-falling-edge:
99 Data is sent on falling edge of the clock (and received on the rising
100 edge). If 'clock-falling-edge' is not present, data is sent on the
101 rising edge (and received on the falling edge).
108 the falling edge.
/linux-6.8/Documentation/ABI/testing/
Dsysfs-bus-iio-adc-hi843517 this value then the threshold falling event is pushed.
27 If falling threshold results hysteresis to odd value then rising
47 If rising threshold results hysteresis to odd value then falling
Dsysfs-bus-iio-timer-stm3237 OC4REF rising or falling edges generate pulses.
39 OC6REF rising or falling edges generate pulses.
43 OC4REF rising or OC6REF falling edges generate
48 OC5REF rising or OC6REF falling edges generate
/linux-6.8/drivers/gpio/
Dgpio-xilinx.c57 * @falling_edge: GPIO IRQ falling edge enable/disable bitfield
473 * Therefore, only rising edge or falling edge triggers are in xgpio_set_irq_type()
507 DECLARE_BITMAP(falling, 64); in xgpio_irqhandler()
527 bitmap_complement(falling, all, 64); in xgpio_irqhandler()
528 bitmap_and(falling, falling, chip->last_irq_read, 64); in xgpio_irqhandler()
529 bitmap_and(falling, falling, chip->enable, 64); in xgpio_irqhandler()
530 bitmap_and(falling, falling, chip->falling_edge, 64); in xgpio_irqhandler()
533 bitmap_or(all, rising, falling, 64); in xgpio_irqhandler()
537 dev_dbg(gc->parent, "IRQ rising %*pb falling %*pb\n", 64, rising, 64, falling); in xgpio_irqhandler()
Dgpio-mt7621.c37 u32 falling; member
122 mtk_gpio_w32(rg, GPIO_REG_FEDGE, fall | (BIT(pin) & rg->falling)); in mediatek_gpio_irq_unmask()
160 if ((rg->rising | rg->falling | in mediatek_gpio_irq_type()
168 rg->falling &= ~mask; in mediatek_gpio_irq_type()
175 rg->falling |= mask; in mediatek_gpio_irq_type()
181 rg->falling |= mask; in mediatek_gpio_irq_type()
Dgpio-sch.c177 int rising, falling; in sch_irq_type() local
182 falling = 0; in sch_irq_type()
186 falling = 1; in sch_irq_type()
190 falling = 1; in sch_irq_type()
199 sch_gpio_reg_set(sch, gpio_num, GTNE, falling); in sch_irq_type()
/linux-6.8/Documentation/devicetree/bindings/display/panel/
Dpanel-timing.yaml170 Data driving on rising or falling edge.
171 Use 0 to drive pixel data on falling edge and
174 sample data on falling edge
180 Drive sync on rising or sample sync on falling edge.
182 Use 0 to drive sync on falling edge and
185 sample sync on falling edge of pixel clock
/linux-6.8/drivers/iio/proximity/
Dping.c58 struct completion falling; member
85 complete(&data->falling); in ping_handle_irq()
107 reinit_completion(&data->falling); in ping_read()
144 /* it cannot take more than 50 ms until echo is falling */ in ping_read()
145 ret = wait_for_completion_killable_timeout(&data->falling, HZ/20); in ping_read()
294 init_completion(&data->falling); in ping_probe()
Dsrf04.c65 struct completion falling; member
89 complete(&data->falling); in srf04_handle_irq()
114 reinit_completion(&data->falling); in srf04_read()
135 /* it cannot take more than 50 ms until echo is falling */ in srf04_read()
136 ret = wait_for_completion_killable_timeout(&data->falling, HZ/20); in srf04_read()
267 init_completion(&data->falling); in srf04_probe()
/linux-6.8/include/linux/mfd/pcf50633/
Dcore.h172 PCF50633_INT2_ONKEYF = 0x02, /* ONKEY falling edge */
174 PCF50633_INT2_EXTON1F = 0x08, /* EXTON1 falling edge */
176 PCF50633_INT2_EXTON2F = 0x20, /* EXTON2 falling edge */
178 PCF50633_INT2_EXTON3F = 0x80, /* EXTON3 falling edge */
/linux-6.8/Documentation/devicetree/bindings/net/dsa/
Dqca8k.yaml85 qca,sgmii-rxclk-falling-edge:
88 Set the receive clock phase to falling edge. Mostly commonly used on
91 qca,sgmii-txclk-falling-edge:
94 Set the transmit clock phase to falling edge.
287 qca,sgmii-rxclk-falling-edge;
/linux-6.8/arch/arm/boot/dts/intel/socfpga/
Dsocfpga_arria5_socdk.dts92 * adjust the falling times to decrease the i2c frequency to 50Khz
95 i2c-sda-falling-time-ns = <5000>;
96 i2c-scl-falling-time-ns = <5000>;
Dsocfpga_cyclone5_socdk.dts96 * adjust the falling times to decrease the i2c frequency to 50Khz
99 i2c-sda-falling-time-ns = <5000>;
100 i2c-scl-falling-time-ns = <5000>;
/linux-6.8/drivers/mfd/
Dintel-lpss-acpi.c88 PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
89 PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 208),
104 PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
105 PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 208),
/linux-6.8/Documentation/devicetree/bindings/net/
Dlantiq,pef2256.yaml74 lantiq,clock-falling-edge:
77 Data is sent on falling edge of the clock (and received on the rising
78 edge). If 'clock-falling-edge' is not present, data is sent on the
79 rising edge (and received on the falling edge).
/linux-6.8/drivers/iio/common/st_sensors/
Dst_sensors_trigger.c139 * If the IRQ is triggered on falling edge, we need to mark the in st_sensors_allocate_trigger()
147 …"falling/low specified for IRQ but hardware supports only rising/high: will request rising/high\n"… in st_sensors_allocate_trigger()
153 /* Set up INT active low i.e. falling edge */ in st_sensors_allocate_trigger()
160 "interrupts on the falling edge or active low level\n"); in st_sensors_allocate_trigger()

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