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/Linux-v5.15/drivers/pcmcia/
Dsoc_common.h182 * has a minimum value of 165ns. Section 4.13.5 says that twIOWR has
183 * a minimum value of 165ns, as well. Section 4.7.2 (describing
185 * minimum value of 150ns for a 250ns cycle time (for 5V operation;
186 * see section 4.7.4), or 300ns for a 600ns cycle time (for 3.3V
188 * has a maximum value of 150ns for a 300ns cycle time (for 5V
189 * operation), or 300ns for a 600ns cycle time (for 3.3V operation).
193 * PCMCIA I/O command width time is 165ns. The default PCMCIA 5V attribute
194 * and memory command width time is 150ns; the PCMCIA 3.3V attribute and
195 * memory command width time is 300ns.
Dvg468.h70 #define VG468_CTL_SLOW 0x01 /* 600ns memory timing */
/Linux-v5.15/Documentation/devicetree/bindings/iio/resolver/
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-v5.15/Documentation/devicetree/bindings/net/
Damlogic,meson-dwmac.yaml60 amlogic,tx-delay-ns:
64 nanoseconds. Allowed values are 0ns, 2ns, 4ns, 6ns.
66 explicitly configured. When not configured a fallback of 2ns is
69 this property should be set to 0ns (which disables the TX clock
74 amlogic,rx-delay-ns:
116 - 600
/Linux-v5.15/drivers/comedi/drivers/
Ddt2811.c75 #define DT2811_OSC_BASE 1666 /* 600 kHz = 1666.6667ns */
81 * 0 1 600 kHz 0 1
310 unsigned long long ns; in dt2811_ns_to_timer() local
332 * speed of 0.005hz (600 Khz/120000000), which requires in dt2811_ns_to_timer()
336 ns = divider * DT2811_OSC_BASE; in dt2811_ns_to_timer()
337 if (ns > COMEDI_MIN_SPEED) in dt2811_ns_to_timer()
341 if (ns <= *nanosec && ns > ns_hi) { in dt2811_ns_to_timer()
342 ns_hi = ns; in dt2811_ns_to_timer()
346 if (ns >= *nanosec && ns < ns_lo) { in dt2811_ns_to_timer()
347 ns_lo = ns; in dt2811_ns_to_timer()
/Linux-v5.15/drivers/i2c/busses/
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()
Di2c-mxs.c727 * tLOW (SCL LOW period) 4700 ns 1300 ns in mxs_i2c_derive_timing()
728 * tHIGH (SCL HIGH period) 4000 ns 600 ns in mxs_i2c_derive_timing()
729 * tSU;DAT (data setup time) 250 ns 100 ns in mxs_i2c_derive_timing()
730 * tHD;STA (START hold time) 4000 ns 600 ns in mxs_i2c_derive_timing()
731 * tBUF (bus free time) 4700 ns 1300 ns in mxs_i2c_derive_timing()
742 leadin = DIV_ROUND_UP(600 * (clk / 1000000), 1000); in mxs_i2c_derive_timing()
/Linux-v5.15/tools/perf/scripts/python/
Dpowerpc-hcalls.py126 600: 'H_QUERY_HEA',
162 print(print_ptrn % ('hcall', 'count', 'min(ns)', 'max(ns)', 'avg(ns)'))
/Linux-v5.15/arch/arm/boot/dts/
Dat91-sama7g5ek.dts156 i2c1: i2c@600 {
161 i2c-digital-filter-width-ns = <35>;
319 i2c8: i2c@600 {
324 i2c-digital-filter-width-ns = <35>;
333 i2c9: i2c@600 {
338 i2c-digital-filter-width-ns = <35>;
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>;
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 …]
Dat91-sama5d2_xplained.dts187 i2c-sda-hold-time-ns = <350>;
334 i2c2: i2c@600 {
341 i2c-sda-hold-time-ns = <350>;
344 i2c-digital-filter-width-ns = <35>;
386 i2c6: i2c@600 {
395 i2c-digital-filter-width-ns = <35>;
406 i2c-digital-filter-width-ns = <35>;
Drk3288-veyron.dtsi184 i2c-scl-falling-time-ns = <50>; /* 2.5ns measured */
185 i2c-scl-rising-time-ns = <100>; /* 45ns measured */
320 i2c-scl-falling-time-ns = <50>; /* 2.5ns measured */
321 i2c-scl-rising-time-ns = <100>; /* 40ns measured */
335 i2c-scl-falling-time-ns = <50>; /* 10ns measured */
336 i2c-scl-rising-time-ns = <800>; /* 600ns measured */
343 i2c-scl-falling-time-ns = <50>; /* 11ns measured */
344 i2c-scl-rising-time-ns = <300>; /* 225ns measured */
385 rx-sample-delay-ns = <12>;
Dat91-sama5d27_som1_ek.dts128 i2c3: i2c@600 {
132 i2c-digital-filter-width-ns = <35>;
205 i2c6: i2c@600 {
217 i2c-digital-filter-width-ns = <35>;
Dsun8i-a33-sinlinx-sina33.dts88 clock-latency-ns = <244144>; /* 8 32k periods */
94 clock-latency-ns = <244144>; /* 8 32k periods */
128 button-600 {
/Linux-v5.15/arch/arm64/boot/dts/rockchip/
Drk3399-sapphire-excavator.dts161 i2c-scl-rising-time-ns = <300>;
162 i2c-scl-falling-time-ns = <15>;
177 i2c-scl-rising-time-ns = <600>;
178 i2c-scl-falling-time-ns = <20>;
Drk3399-roc-pc.dtsi286 i2c-scl-rising-time-ns = <168>;
287 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>;
Drk3399-leez-p710.dts176 i2c-scl-rising-time-ns = <168>;
177 i2c-scl-falling-time-ns = <4>;
385 i2c-scl-rising-time-ns = <300>;
386 i2c-scl-falling-time-ns = <15>;
391 i2c-scl-rising-time-ns = <450>;
392 i2c-scl-falling-time-ns = <15>;
397 i2c-scl-rising-time-ns = <600>;
398 i2c-scl-falling-time-ns = <20>;
/Linux-v5.15/drivers/media/dvb-frontends/
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-v5.15/Documentation/scheduler/
Dsched-energy.rst159 below. CPUs 0-3 have a util_avg of 400, 100, 600 and 500 respectively
199 * CPU2: 600 / 768 * 800 = 625
217 PP * CPU2: 600 / 768 * 800 = 625
235 * CPU2: 600 / 768 * 800 = 625
367 C = Nd * (Nc + Ns)
369 with: Nd the number of performance domains; Nc the number of CPUs; and Ns the
370 total number of OPPs (ex: for two perf. domains with 4 OPPs each, Ns = 8).
/Linux-v5.15/drivers/gpu/drm/i915/display/
Ddvo_ns2501.c395 struct ns2501_priv *ns = dvo->dev_priv; in ns2501_readb() local
423 if (!ns->quiet) { in ns2501_readb()
440 struct ns2501_priv *ns = dvo->dev_priv; in ns2501_writeb() local
458 if (!ns->quiet) { in ns2501_writeb()
476 struct ns2501_priv *ns; in ns2501_init() local
479 ns = kzalloc(sizeof(struct ns2501_priv), GFP_KERNEL); in ns2501_init()
480 if (ns == NULL) in ns2501_init()
484 dvo->dev_priv = ns; in ns2501_init()
485 ns->quiet = true; in ns2501_init()
504 ns->quiet = false; in ns2501_init()
[all …]
/Linux-v5.15/include/linux/
Dacct.h31 #define acct_exit_ns(ns) do { } while (0) argument
94 * exact for AHZ=60, 72, 90, 120, 144, 180, 300, 600, 900, ... in nsec_to_AHZ()
/Linux-v5.15/drivers/iio/resolver/
Dad2s90.c19 * Although chip's max frequency is 2Mhz, it needs 600ns between CS and the
/Linux-v5.15/drivers/fpga/
Daltera-ps-spi.c50 * t_CF2ST0 | [; 600] | [; 600] | [; 600] |ns
/Linux-v5.15/drivers/video/fbdev/kyro/
Dfbdev.c128 NULL, 56, 800, 600, KHZ2PICOS(36000),
133 NULL, 60, 800, 600, KHZ2PICOS(40000),
138 NULL, 72, 800, 600, KHZ2PICOS(50000),
143 NULL, 75, 800, 600, KHZ2PICOS(49500),
148 NULL, 85, 800, 600, KHZ2PICOS(56250),
491 /* time for a line in ns */ in kyrofb_set_par()
498 /* time for a frame in ns (precision in 32bpp) */ in kyrofb_set_par()

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