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/Linux-v5.15/drivers/comedi/drivers/
Dni_6527.c276 unsigned int falling) in ni6527_set_edge_detection() argument
281 falling &= mask; in ni6527_set_edge_detection()
289 /* preserve falling-edge detection channels */ in ni6527_set_edge_detection()
290 falling |= readb(dev->mmio + in ni6527_set_edge_detection()
297 /* update falling-edge detection channels */ in ni6527_set_edge_detection()
298 writeb(falling & 0xff, in ni6527_set_edge_detection()
302 falling >>= 8; in ni6527_set_edge_detection()
313 unsigned int rising, falling, shift; in ni6527_intr_insn_config() local
321 falling = data[2]; in ni6527_intr_insn_config()
322 ni6527_set_edge_detection(dev, mask, rising, falling); in ni6527_intr_insn_config()
[all …]
/Linux-v5.15/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>;
Di2c-rk3x.yaml87 i2c-scl-falling-time-ns:
95 i2c-sda-falling-time-ns:
135 i2c-scl-falling-time-ns = <100>;
/Linux-v5.15/Documentation/devicetree/bindings/pps/
Dpps-gpio.txt15 - assert-falling-edge: when present, assert is indicated by a falling edge
24 assert-falling-edge;
/Linux-v5.15/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
Dsysfs-bus-iio-light-lm3533-als7 in each direction (rising|falling) and a zone change occurs.
42 in_illuminance0_threshY_{falling,rising} thresholds.
/Linux-v5.15/drivers/irqchip/
Dqcom-pdc.c85 * GIC does not handle falling edge or active low. To allow falling edge and
87 * falling edge into a rising edge and active low into an active high.
92 * Falling edge sensitive LOW
95 * Falling Edge sensitive NOT USED
114 * takes care of converting falling edge to rising edge signal
116 * takes care of converting falling edge to rising edge signal
/Linux-v5.15/drivers/gpio/
Dgpio-xilinx.c58 * @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.c38 u32 falling; member
121 mtk_gpio_w32(rg, GPIO_REG_FEDGE, fall | (BIT(pin) & rg->falling)); in mediatek_gpio_irq_unmask()
157 if ((rg->rising | rg->falling | in mediatek_gpio_irq_type()
165 rg->falling &= ~mask; in mediatek_gpio_irq_type()
172 rg->falling |= mask; in mediatek_gpio_irq_type()
178 rg->falling |= mask; in mediatek_gpio_irq_type()
Dgpio-sch.c178 int rising, falling; in sch_irq_type() local
183 falling = 0; in sch_irq_type()
187 falling = 1; in sch_irq_type()
191 falling = 1; in sch_irq_type()
200 sch_gpio_reg_set(sch, gpio_num, GTNE, falling); in sch_irq_type()
/Linux-v5.15/Documentation/devicetree/bindings/display/panel/
Dpanel-timing.yaml173 Data driving on rising or falling edge.
174 Use 0 to drive pixel data on falling edge and
177 sample data on falling edge
182 Drive sync on rising or sample sync on falling edge.
184 Use 0 to drive sync on falling edge and
187 sample sync on falling edge of pixel clock
/Linux-v5.15/drivers/iio/proximity/
Dping.c59 struct completion falling; member
86 complete(&data->falling); in ping_handle_irq()
108 reinit_completion(&data->falling); in ping_read()
145 /* it cannot take more than 50 ms until echo is falling */ in ping_read()
146 ret = wait_for_completion_killable_timeout(&data->falling, HZ/20); in ping_read()
295 init_completion(&data->falling); in ping_probe()
Dsrf04.c66 struct completion falling; member
90 complete(&data->falling); in srf04_handle_irq()
115 reinit_completion(&data->falling); in srf04_read()
136 /* it cannot take more than 50 ms until echo is falling */ in srf04_read()
137 ret = wait_for_completion_killable_timeout(&data->falling, HZ/20); in srf04_read()
268 init_completion(&data->falling); in srf04_probe()
/Linux-v5.15/drivers/mfd/
Dintel-lpss-acpi.c62 PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
63 PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 208),
78 PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
79 PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 208),
/Linux-v5.15/include/linux/mfd/pcf50633/
Dcore.h171 PCF50633_INT2_ONKEYF = 0x02, /* ONKEY falling edge */
173 PCF50633_INT2_EXTON1F = 0x08, /* EXTON1 falling edge */
175 PCF50633_INT2_EXTON2F = 0x20, /* EXTON2 falling edge */
177 PCF50633_INT2_EXTON3F = 0x80, /* EXTON3 falling edge */
/Linux-v5.15/arch/arm/boot/dts/
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>;
Dsocfpga_arria10_socdk.dtsi131 * adjust the falling times to decrease the i2c frequency to 50Khz
135 i2c-sda-falling-time-ns = <6000>;
136 i2c-scl-falling-time-ns = <6000>;
/Linux-v5.15/include/linux/platform_data/
Dadp5588.h60 #define CMP_CONFG_SENS2 0x32 /* L2 Light Sensor Reference Level, Output Falling for Sensor 1 */
62 #define CMP1_LVL2_HYS 0x34 /* L3 Light Sensor Reference Level, Output Falling For Sensor 1 */
65 #define CMP2_LVL2_TRIP 0x37 /* L2 Light Sensor Reference Level, Output Falling for Sensor 2 */
67 #define CMP2_LVL3_TRIP 0x39 /* L3 Light Sensor Reference Level, Output Falling For Sensor 2 */
/Linux-v5.15/drivers/iio/common/st_sensors/
Dst_sensors_trigger.c137 * If the IRQ is triggered on falling edge, we need to mark the in st_sensors_allocate_trigger()
145 …"falling/low specified for IRQ but hardware supports only rising/high: will request rising/high\n"… in st_sensors_allocate_trigger()
151 /* Set up INT active low i.e. falling edge */ in st_sensors_allocate_trigger()
158 "interrupts on the falling edge or active low level\n"); in st_sensors_allocate_trigger()
/Linux-v5.15/sound/soc/ti/
Ddavinci-i2s.c310 * 1 - clocked on falling edge of CLKX in davinci_i2s_set_dai_fmt()
319 * 0 - sampled on falling edge of CLKR in davinci_i2s_set_dai_fmt()
320 * valid on falling edge in davinci_i2s_set_dai_fmt()
323 * valid on falling edge in davinci_i2s_set_dai_fmt()
334 * 1 - clocked on falling edge of CLKX in davinci_i2s_set_dai_fmt()
344 * 0 - sampled on falling edge of CLKR in davinci_i2s_set_dai_fmt()
345 * valid on falling edge in davinci_i2s_set_dai_fmt()
348 * valid on falling edge in davinci_i2s_set_dai_fmt()
/Linux-v5.15/Documentation/input/devices/
Drotary-encoder.rst12 and by triggering on falling and rising edges, the turn direction can
63 c) Falling edge on channel A, channel B in high state
66 d) Falling edge on channel B, channel A in low state
/Linux-v5.15/Documentation/devicetree/bindings/gpio/
Dcavium-octeon-gpio.txt22 2 - edge triggered on the falling edge
38 * 2 - edge falling
/Linux-v5.15/drivers/gpu/drm/sti/
Dsti_vtg.c110 *@hsync: sample number falling and rising edge
111 *@vsync_line_top: vertical top field line number falling and rising edge
112 *@vsync_line_bot: vertical bottom field line number falling and rising edge
113 *@vsync_off_top: vertical top field sample number rising and falling edge
114 *@vsync_off_bot: vertical bottom field sample number rising and falling edge

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