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/linux/drivers/pcmcia/
H A Dsoc_common.h64 * has a minimum value of 165ns. Section 4.13.5 says that twIOWR has
65 * a minimum value of 165ns, as well. Section 4.7.2 (describing
67 * minimum value of 150ns for a 250ns cycle time (for 5V operation;
68 * see section 4.7.4), or 300ns for a 600ns cycle time (for 3.3V
70 * has a maximum value of 150ns for a 300ns cycle time (for 5V
71 * operation), or 300ns for a 600ns cycle time (for 3.3V operation).
75 * PCMCIA I/O command width time is 165ns. The default PCMCIA 5V attribute
76 * and memory command width time is 150ns; the PCMCIA 3.3V attribute and
77 * memory command width time is 300ns.
H A Dvg468.h70 #define VG468_CTL_SLOW 0x01 /* 600ns memory timing */
/linux/Documentation/devicetree/bindings/iio/resolver/
H A Dadi,ad2s90.yaml25 Chip's max frequency, as specified in its datasheet, is 2Mhz. But a 600ns
29 most 2 * 600ns, so the max frequency should be 1 / (2 * 6e-7), which gives
/linux/drivers/comedi/drivers/
H A Ddt2811.c74 #define DT2811_OSC_BASE 1666 /* 600 kHz = 1666.6667ns */
80 * 0 1 600 kHz 0 1
309 unsigned long long ns; in dt2811_ns_to_timer() local
331 * speed of 0.005hz (600 Khz/120000000), which requires in dt2811_ns_to_timer()
335 ns = divider * DT2811_OSC_BASE; in dt2811_ns_to_timer()
336 if (ns > COMEDI_MIN_SPEED) in dt2811_ns_to_timer()
340 if (ns <= *nanosec && ns > ns_hi) { in dt2811_ns_to_timer()
341 ns_hi = ns; in dt2811_ns_to_timer()
345 if (ns >= *nanosec && ns < ns_lo) { in dt2811_ns_to_timer()
346 ns_lo = ns; in dt2811_ns_to_timer()
/linux/drivers/i2c/busses/
H A Di2c-jz4780.c263 * standard mode, min LOW and HIGH period are 4700 ns and 4000 ns in jz4780_i2c_set_speed()
264 * fast mode, min LOW and HIGH period are 1300 ns and 600 ns in jz4780_i2c_set_speed()
271 cnt_high = (cnt_period * 600) / (1300 + 600); in jz4780_i2c_set_speed()
303 * a i2c device must internally provide a hold time at least 300ns in jz4780_i2c_set_speed()
305 * Standard Mode: min=300ns, max=3450ns in jz4780_i2c_set_speed()
306 * Fast Mode: min=0ns, max=900ns in jz4780_i2c_set_speed()
308 * Standard Mode: min=250ns, max=infinite in jz4780_i2c_set_speed()
309 * Fast Mode: min=100(250ns is recommended), max=infinite in jz4780_i2c_set_speed()
312 * on FPGA, dev_clk_khz = 12000, so 1i2c_clk = 1000/12 = 83ns in jz4780_i2c_set_speed()
313 * on Pisces(1008M), dev_clk_khz=126000, so 1i2c_clk = 1000 / 126 = 8ns in jz4780_i2c_set_speed()
H A Di2c-mxs.c734 * tLOW (SCL LOW period) 4700 ns 1300 ns in mxs_i2c_derive_timing()
735 * tHIGH (SCL HIGH period) 4000 ns 600 ns in mxs_i2c_derive_timing()
736 * tSU;DAT (data setup time) 250 ns 100 ns in mxs_i2c_derive_timing()
737 * tHD;STA (START hold time) 4000 ns 600 ns in mxs_i2c_derive_timing()
738 * tBUF (bus free time) 4700 ns 1300 ns in mxs_i2c_derive_timing()
749 leadin = DIV_ROUND_UP(600 * (clk / 1000000), 1000); in mxs_i2c_derive_timing()
/linux/tools/testing/selftests/tc-testing/tc-tests/actions/
H A Dgate.json20 … "cmdUnderTest": "$TC action add action gate priority 1 sched-entry close 100000000ns index 100",
47 …derTest": "$TC action add action gate base-time 200000000000ns sched-entry close 100000000ns index…
74 …erTest": "$TC action add action gate cycle-time 200000000000ns sched-entry close 100000000ns index…
101 …est": "$TC action add action gate cycle-time-ext 20000000000ns sched-entry close 100000000ns index…
128 …"$TC action add action gate base-time 200000000000ns sched-entry open 200000000ns -1 8000000b inde…
134 "cmdUnderTest": "$TC action replace action gate base-time 400000000000ns index 20",
161 …"$TC action add action gate base-time 200000000000ns sched-entry open 200000000ns -1 8000000b inde…
194 …"$TC action add action gate base-time 600000000000ns sched-entry open 200000000ns -1 8000000b inde…
203 "matchPattern": "action order [0-9]*: .*base-time 600s.*index 999 ref",
226 …"$TC action add action gate base-time 600000000000ns sched-entry open 200000000ns -1 8000000b inde…
[all …]
/linux/tools/perf/scripts/python/
H A Dpowerpc-hcalls.py126 600: 'H_QUERY_HEA',
162 print(print_ptrn % ('hcall', 'count', 'min(ns)', 'max(ns)', 'avg(ns)'))
/linux/drivers/media/dvb-frontends/
H A Dsp2.c192 usleep_range(500, 600); in sp2_ci_slot_reset()
273 0x44, /* memory access time A, 600 ns */ in sp2_init()
282 0x44, /* memory access time B, 600 ns */ in sp2_init()
/linux/Documentation/translations/zh_CN/scheduler/
H A Dsched-energy.rst134 目前CPU的利用率情况如下图所示。CPU 0-3的util_avg分别为400、100、600和500。
169 * CPU2: 600 / 768 * 800 = 625
187 PP * CPU2: 600 / 768 * 800 = 625
204 * CPU2: 600 / 768 * 800 = 625
302 C = Nd * (Nc + Ns)
/linux/arch/arm64/boot/dts/rockchip/
H A Drk3399-sapphire-excavator.dts153 i2c-scl-rising-time-ns = <300>;
154 i2c-scl-falling-time-ns = <15>;
169 i2c-scl-rising-time-ns = <600>;
170 i2c-scl-falling-time-ns = <20>;
H A Drk3399-roc-pc.dtsi288 i2c-scl-rising-time-ns = <168>;
289 i2c-scl-falling-time-ns = <4>;
515 i2c-scl-rising-time-ns = <300>;
516 i2c-scl-falling-time-ns = <15>;
521 i2c-scl-rising-time-ns = <450>;
522 i2c-scl-falling-time-ns = <15>;
527 i2c-scl-rising-time-ns = <600>;
528 i2c-scl-falling-time-ns = <20>;
544 i2c-scl-rising-time-ns = <600>;
545 i2c-scl-falling-time-ns = <20>;
/linux/arch/arm/boot/dts/intel/socfpga/
H A Dsocfpga_arria10_socdk.dtsi74 * These skews assume the user's FPGA design is adding 600ps of delay
135 i2c-sda-falling-time-ns = <6000>;
136 i2c-scl-falling-time-ns = <6000>;
/linux/arch/arm/boot/dts/microchip/
H A Dlan966x-pcb8309.dts119 i2c4: i2c@600 {
128 i2c-digital-filter-width-ns = <35>;
129 i2c-sda-hold-time-ns = <1500>;
H A Dat91-sama5d2_xplained.dts189 i2c-sda-hold-time-ns = <350>;
336 i2c2: i2c@600 {
343 i2c-sda-hold-time-ns = <350>;
346 i2c-digital-filter-width-ns = <35>;
388 i2c6: i2c@600 {
397 i2c-digital-filter-width-ns = <35>;
408 i2c-digital-filter-width-ns = <35>;
H A Dat91-sama5d27_som1_ek.dts127 i2c3: i2c@600 {
131 i2c-digital-filter-width-ns = <35>;
207 i2c6: i2c@600 {
219 i2c-digital-filter-width-ns = <35>;
H A Dat91-sama7g5ek.dts230 i2c1: i2c@600 {
235 i2c-digital-filter-width-ns = <35>;
434 i2c8: i2c@600 {
439 i2c-digital-filter-width-ns = <35>;
484 i2c9: i2c@600 {
489 i2c-digital-filter-width-ns = <35>;
H A Dat91-sam9x60_curiosity.dts197 i2c0: i2c@600 {
203 i2c-digital-filter-width-ns = <35>;
218 i2c6: i2c@600 {
224 i2c-digital-filter-width-ns = <35>;
H A Dat91-sam9x60ek.dts209 i2c0: i2c@600 {
215 i2c-digital-filter-width-ns = <35>;
254 i2c6: i2c@600 {
260 i2c-digital-filter-width-ns = <35>;
612 spi-cs-setup-delay-ns = <7>;
H A Dsama7g5.dtsi60 clock-latency-ns = <320000>;
66 clock-latency-ns = <320000>;
72 clock-latency-ns = <320000>;
79 clock-latency-ns = <320000>;
85 clock-latency-ns = <320000>;
747 i2c1: i2c@600 {
935 i2c8: i2c@600 {
959 i2c9: i2c@600 {
983 i2c10: i2c@600 {
/linux/arch/arm/boot/dts/ti/omap/
H A Domap3-lilly-a83x.dtsi321 ti,y-min = /bits/ 16 <600>;
374 gpmc,wait-monitoring-ns = <0>;
376 gpmc,cs-on-ns = <0>;
377 gpmc,cs-rd-off-ns = <100>;
378 gpmc,cs-wr-off-ns = <100>;
379 gpmc,adv-on-ns = <0>;
380 gpmc,adv-rd-off-ns = <100>;
381 gpmc,adv-wr-off-ns = <100>;
382 gpmc,oe-on-ns = <5>;
383 gpmc,oe-off-ns = <75>;
[all …]
/linux/include/linux/
H A Dacct.h30 #define acct_exit_ns(ns) do { } while (0) argument
93 * exact for AHZ=60, 72, 90, 120, 144, 180, 300, 600, 900, ... in nsec_to_AHZ()
/linux/drivers/iio/resolver/
H A Dad2s90.c19 * Although chip's max frequency is 2Mhz, it needs 600ns between CS and the
/linux/arch/arm/boot/dts/allwinner/
H A Dsun8i-a33-sinlinx-sina33.dts88 clock-latency-ns = <244144>; /* 8 32k periods */
94 clock-latency-ns = <244144>; /* 8 32k periods */
128 button-600 {
/linux/drivers/video/fbdev/kyro/
H A Dfbdev.c129 NULL, 56, 800, 600, KHZ2PICOS(36000),
134 NULL, 60, 800, 600, KHZ2PICOS(40000),
139 NULL, 72, 800, 600, KHZ2PICOS(50000),
144 NULL, 75, 800, 600, KHZ2PICOS(49500),
149 NULL, 85, 800, 600, KHZ2PICOS(56250),
492 /* time for a line in ns */ in kyrofb_set_par()
501 /* time for a frame in ns (precision in 32bpp) */ in kyrofb_set_par()

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