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/linux/Documentation/fb/
H A Dviafb.modes10 # 640x480, 60 Hz, Non-Interlaced (25.175 MHz dotclock)
14 # Scan Frequency 31.469 kHz 59.94 Hz
29 # D: 25.175 MHz, H: 31.469 kHz, V: 59.94 Hz
32 # D: 24.823 MHz, H: 39.780 kHz, V: 60.00 Hz
33 geometry 480 640 480 640 32 timings 39722 72 24 19 1 48 3 endmode
35 # 640x480, 75 Hz, Non-Interlaced (31.50 MHz dotclock)
39 # Scan Frequency 37.500 kHz 75.00 Hz
43 # 2 chars 1 lines
53 # D: 31.50 MHz, H: 37.500 kHz, V: 75.00 Hz
54 geometry 640 480 640 480 32 timings 31747 120 16 16 1 64 3 endmode
[all …]
H A Dviafb.rst21 640x480(60, 75, 85, 100, 120 Hz), 720x480(60 Hz),
22 720x576(60 Hz), 800x600(60, 75, 85, 100, 120 Hz),
23 848x480(60 Hz), 856x480(60 Hz), 1024x512(60 Hz),
24 1024x768(60, 75, 85, 100 Hz), 1152x864(75 Hz),
25 1280x768(60 Hz), 1280x960(60 Hz), 1280x1024(60, 75, 85 Hz),
26 1440x1050(60 Hz), 1600x1200(60, 75 Hz), 1280x720(60 Hz),
27 1920x1080(60 Hz), 1400x1050(60 Hz), 800x480(60 Hz)
44 viafb_SAMM_ON=1
60 - 1 : centering
64 1 : LCD panel with MSB data format input
[all …]
/linux/drivers/pwm/
H A Dpwm-ab8500.c51 * The period is always 1024 q, duty_cycle is between 1q and 1024q. in ab8500_pwm_apply()
54 * | (from manual) | (1 / 1024q) | = 1 / freq in ab8500_pwm_apply()
56 * b0000 | 293 Hz | 292.968750 Hz | 3413333.33 ns in ab8500_pwm_apply()
57 * b0001 | 302 Hz | 302.419355 Hz | 3306666.66 ns in ab8500_pwm_apply()
58 * b0010 | 312 Hz | 312.500000 Hz | 3200000 ns in ab8500_pwm_apply()
59 * b0011 | 323 Hz | 323.275862 Hz | 3093333.33 ns in ab8500_pwm_apply()
60 * b0100 | 334 Hz | 334.821429 Hz | 2986666.66 ns in ab8500_pwm_apply()
61 * b0101 | 347 Hz | 347.222222 Hz | 2880000 ns in ab8500_pwm_apply()
62 * b0110 | 360 Hz | 360.576923 Hz | 2773333.33 ns in ab8500_pwm_apply()
63 * b0111 | 375 Hz | 375.000000 Hz | 2666666.66 ns in ab8500_pwm_apply()
[all …]
H A Dpwm-mc33xs2410.c8 * - Supports frequencies between 0.5Hz and 2048Hz with following steps:
9 * - 0.5 Hz steps from 0.5 Hz to 32 Hz
10 * - 2 Hz steps from 2 Hz to 128 Hz
11 * - 8 Hz steps from 8 Hz to 512 Hz
12 * - 32 Hz steps from 32 Hz to 2048 Hz
37 #define MC33XS2410_GLB_CTRL_MODE_NORMAL FIELD_PREP(MC33XS2410_GLB_CTRL_MODE, 1)
40 /* chan in { 1 ... 4 } */
41 #define MC33XS2410_PWM_CTRL1_POL_INV(chan) BIT((chan) + 1)
44 /* chan in { 1 ... 4 } */
45 #define MC33XS2410_PWM_CTRL3_EN(chan) BIT(4 + (chan) - 1)
[all …]
/linux/kernel/time/
H A Dtimeconst.bc17 return (2^b*n+d-1)/d;
25 v = 2^b*(d-1)/d;
30 which brings the mul value into the range 2^b-1 <= x < 2^b. Such
35 for (s = 0; 1; s++) {
37 if (m >= 2^(b-1))
43 define timeconst(hz) {
45 print "/* Time conversion constants for HZ == ", hz, " */\n"
54 print "#if HZ != ", hz, "\n"
55 print "#error \qinclude/generated/timeconst.h has the wrong HZ value!\q\n"
58 if (hz < 2) {
[all …]
/linux/drivers/video/fbdev/
H A Dcontrolfb.h42 /* Vertical parameters are in units of 1/2 scan line */
74 /* Vertical parameters are in units of 1/2 scan line */
97 * 3.9064MHz * 2**clock_params[2] * clock_params[1] / clock_params[0].
113 int m[2]; /* 0: 2MB vram, 1: 4MB vram */
120 {{-1,-1}}, /* 512x384, 60Hz interlaced (NTSC) */
121 {{-1,-1}}, /* 512x384, 60Hz */
122 {{-1,-1}}, /* 640x480, 50Hz interlaced (PAL) */
123 {{-1,-1}}, /* 640x480, 60Hz interlaced (NTSC) */
124 {{ 2, 2}}, /* 640x480, 60Hz (VGA) */
125 {{ 2, 2}}, /* 640x480, 67Hz */
[all …]
H A Dmacmodes.h21 #define VMODE_512_384_60I 1 /* 512x384, 60Hz interlaced (NTSC) */
22 #define VMODE_512_384_60 2 /* 512x384, 60Hz */
23 #define VMODE_640_480_50I 3 /* 640x480, 50Hz interlaced (PAL) */
24 #define VMODE_640_480_60I 4 /* 640x480, 60Hz interlaced (NTSC) */
25 #define VMODE_640_480_60 5 /* 640x480, 60Hz (VGA) */
26 #define VMODE_640_480_67 6 /* 640x480, 67Hz */
27 #define VMODE_640_870_75P 7 /* 640x870, 75Hz (portrait) */
28 #define VMODE_768_576_50I 8 /* 768x576, 50Hz (PAL full frame) */
29 #define VMODE_800_600_56 9 /* 800x600, 56Hz */
30 #define VMODE_800_600_60 10 /* 800x600, 60Hz */
[all …]
/linux/drivers/iio/accel/
H A Dst_accel_core.c57 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 8, 8,
58 ST_ACCEL_DEFAULT_OUT_X_L_ADDR+1,
62 ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 8, 8,
63 ST_ACCEL_DEFAULT_OUT_Y_L_ADDR+1,
67 ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 8, 8,
68 ST_ACCEL_DEFAULT_OUT_Z_L_ADDR+1,
76 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 12, 16,
81 ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 12, 16,
86 ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 12, 16,
95 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 16, 16,
[all …]
/linux/Documentation/leds/
H A Dleds-mlxcpld.rst57 - [0,1,0,1] = Red static ON
58 - [1,1,0,1] = Green static ON
59 - [0,1,1,0] = Red blink 3Hz
60 - [1,1,1,0] = Green blink 3Hz
61 - [0,1,1,1] = Red blink 6Hz
62 - [1,1,1,1] = Green blink 6Hz
102 - [0,1,0,1] = Red static ON
103 - [1,1,0,1] = Green static ON
104 - [0,1,1,0] = Red blink 3Hz
105 - [1,1,1,0] = Green blink 3Hz
[all …]
/linux/sound/hda/common/
H A Dbeep.c18 DIGBEEP_HZ_STEP = 46875, /* 46.875 Hz */
19 DIGBEEP_HZ_MIN = 93750, /* 93.750 Hz */
32 beep->playing = 1; in generate_tone()
57 * defined from the 8bit tone parameter, in Hz,
59 * that is from 12kHz to 93.75Hz in steps of 46.875 Hz
61 static int beep_linear_tone(struct hda_beep *beep, int hz) in beep_linear_tone() argument
63 if (hz <= 0) in beep_linear_tone()
65 hz *= 1000; /* fixed point */ in beep_linear_tone()
66 hz = hz - DIGBEEP_HZ_MIN in beep_linear_tone()
68 if (hz < 0) in beep_linear_tone()
[all …]
/linux/drivers/gpu/drm/loongson/
H A Dlsdc_pixpll.c29 unsigned locked : 1; /* 39 PLL locked indicator */
30 unsigned sel_out : 1; /* 40 output clk selector */
32 unsigned set_param : 1; /* 43 Trigger the update */
33 unsigned bypass : 1; /* 44 */
34 unsigned powerdown : 1; /* 45 */
58 {148500, 1920, 1080, 60, 11, 49, 3}, /* 1920x1080@60Hz */
59 {141750, 1920, 1080, 60, 11, 78, 5}, /* 1920x1080@60Hz */
60 /* 1920x1080@50Hz */
61 {174500, 1920, 1080, 75, 17, 89, 3}, /* 1920x1080@75Hz */
62 {181250, 2560, 1080, 75, 8, 58, 4}, /* 2560x1080@75Hz */
[all …]
/linux/include/sound/sof/
H A Dstream.h21 #define SOF_RATE_8000 (1 << 0) /**< 8000Hz */
22 #define SOF_RATE_11025 (1 << 1) /**< 11025Hz */
23 #define SOF_RATE_12000 (1 << 2) /**< 12000Hz */
24 #define SOF_RATE_16000 (1 << 3) /**< 16000Hz */
25 #define SOF_RATE_22050 (1 << 4) /**< 22050Hz */
26 #define SOF_RATE_24000 (1 << 5) /**< 24000Hz */
27 #define SOF_RATE_32000 (1 << 6) /**< 32000Hz */
28 #define SOF_RATE_44100 (1 << 7) /**< 44100Hz */
29 #define SOF_RATE_48000 (1 << 8) /**< 48000Hz */
30 #define SOF_RATE_64000 (1 << 9) /**< 64000Hz */
[all …]
/linux/include/linux/
H A Djiffies.h13 #include <asm/param.h> /* for HZ */
18 * model. The HZ variable establishes the timer interrupt frequency, 100 Hz
19 * for the SunOS kernel, 256 Hz for the Ultrix kernel and 1024 Hz for the
20 * OSF/1 kernel. The SHIFT_HZ define expresses the same value as the
23 #if HZ >= 12 && HZ < 24
25 #elif HZ >= 24 && HZ < 48
27 #elif HZ >= 48 && HZ < 96
29 #elif HZ >= 96 && HZ < 192
31 #elif HZ >= 192 && HZ < 384
33 #elif HZ >= 384 && HZ < 768
[all …]
/linux/arch/microblaze/include/asm/
H A Ddelay.h16 "1: addi %0, %0, -1\t\n" \ in __delay()
17 "bneid %0, 1b \t\n" \ in __delay()
25 * loops = (4294 * usecs * loops_per_jiffy * HZ) / 2^32.
28 * We choose a = usecs * 19 * HZ and b = loops_per_jiffy * 226
29 * because this lets us support a wide range of HZ and
31 * Thus we need usecs * HZ <= (2^32 - 1) / 19 = 226050910 and
32 * loops_per_jiffy <= (2^32 - 1) / 226 = 19004280
33 * (which corresponds to ~3800 bogomips at HZ = 100).
36 #define __MAX_UDELAY (226050910UL/HZ) /* maximum udelay argument */
37 #define __MAX_NDELAY (4294967295UL/HZ) /* maximum ndelay argument */
[all …]
/linux/drivers/iio/magnetometer/
H A Dst_magn_core.c74 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_BE, 16, 16,
79 ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_BE, 16, 16,
84 ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_BE, 16, 16,
93 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 16, 16,
98 ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 16, 16,
103 ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 16, 16,
112 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 16, 16,
117 ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 16, 16,
122 ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 16, 16,
131 ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 16, 16,
[all …]
/linux/arch/mips/boot/dts/loongson/
H A Dloongson1b.dtsi15 opp-hz = /bits/ 64 <44000000>;
18 opp-hz = /bits/ 64 <47142000>;
21 opp-hz = /bits/ 64 <50769000>;
24 opp-hz = /bits/ 64 <55000000>;
27 opp-hz = /bits/ 64 <60000000>;
30 opp-hz = /bits/ 64 <66000000>;
33 opp-hz = /bits/ 64 <73333000>;
36 opp-hz = /bits/ 64 <82500000>;
39 opp-hz = /bits/ 64 <94285000>;
42 opp-hz = /bits/ 64 <110000000>;
[all …]
/linux/drivers/video/fbdev/kyro/
H A Dfbdev.c49 /* 640x480, 16bpp @ 60 Hz */
59 .height = -1,
60 .width = -1,
84 static int nowrap = 1;
93 /* 640x350 @ 85Hz */
98 /* 640x400 @ 85Hz */
100 96, 32, 41, 1, 64, 3,
103 /* 720x400 @ 85Hz */
105 108, 36, 42, 1, 72, 3,
108 /* 640x480 @ 60Hz */
[all …]
/linux/drivers/iio/pressure/
H A Dst_pressure_core.c36 * = raw / (sensitivity * 10) (1)
40 * Therefore, from (1), "gain" becomes :
142 .scan_index = 1,
176 .scan_index = 1,
209 .scan_index = 1,
242 { .hz = 1, .value = 0x01 },
243 { .hz = 7, .value = 0x05 },
244 { .hz = 13, .value = 0x06 },
245 { .hz = 25, .value = 0x07 },
315 { .hz = 1, .value = 0x01 },
[all …]
/linux/arch/arm64/boot/dts/qcom/
H A Dsa8540p.dtsi18 opp-hz = /bits/ 64 <300000000>;
22 opp-hz = /bits/ 64 <403200000>;
26 opp-hz = /bits/ 64 <499200000>;
30 opp-hz = /bits/ 64 <595200000>;
34 opp-hz = /bits/ 64 <710400000>;
38 opp-hz = /bits/ 64 <806400000>;
42 opp-hz = /bits/ 64 <902400000>;
46 opp-hz = /bits/ 64 <1017600000>;
50 opp-hz = /bits/ 64 <1113600000>;
54 opp-hz = /bits/ 64 <1209600000>;
[all …]
H A Dmsm8996pro.dtsi14 * nibble of supported hw, so speed bin 0 becomes 0x10, speed bin 1
24 opp-hz = /bits/ 64 <307200000>;
30 opp-hz = /bits/ 64 <384000000>;
36 opp-hz = /bits/ 64 <460800000>;
42 opp-hz = /bits/ 64 <537600000>;
48 opp-hz = /bits/ 64 <614400000>;
54 opp-hz = /bits/ 64 <691200000>;
60 opp-hz = /bits/ 64 <768000000>;
66 opp-hz = /bits/ 64 <844800000>;
72 opp-hz = /bits/ 64 <902400000>;
[all …]
/linux/arch/mips/sni/
H A Dtime.c15 #define SNI_COUNTER0_DIV ((SNI_CLOCK_TICK_RATE / SNI_COUNTER2_DIV) / HZ)
60 * Counter 2 output is connected to Counter 0 & 1 input.
76 #define SNI_8254_TCSAMP_COUNTER ((SNI_8254_TICK_RATE / HZ) + 255)
103 * for every 1/HZ seconds. We round off the nearest 1 MHz of master in dosample()
104 * clock (= 1000000 / HZ / 2). in dosample()
106 /*return (ct1 - ct0 + (500000/HZ/2)) / (500000/HZ) * (500000/HZ);*/ in dosample()
107 return (ct1 - ct0) / (500000/HZ) * (500000/HZ); in dosample()
135 r4k_ticks[1] = dosample(); in plat_time_init()
136 } while (!r4k_ticks[1]); in plat_time_init()
138 if (r4k_ticks[0] != r4k_ticks[1]) { in plat_time_init()
[all …]
/linux/Documentation/devicetree/bindings/opp/
H A Dopp-v2.yaml24 * Example 1: Single cluster Dual-core ARM cortex A9, switch DVFS states
28 #address-cells = <1>;
42 cpu@1 {
45 reg = <1>;
59 opp-hz = /bits/ 64 <1000000000>;
66 opp-hz = /bits/ 64 <1100000000>;
72 opp-hz = /bits/ 64 <1200000000>;
85 #address-cells = <1>;
99 cpu@1 {
102 reg = <1>;
[all …]
/linux/arch/arm/boot/dts/samsung/
H A Dexynos4x12.dtsi42 opp-hz = /bits/ 64 <100000000>;
45 opp-hz = /bits/ 64 <134000000>;
48 opp-hz = /bits/ 64 <160000000>;
51 opp-hz = /bits/ 64 <267000000>;
87 opp-hz = /bits/ 64 <160000000>;
90 opp-hz = /bits/ 64 <200000000>;
106 opp-hz = /bits/ 64 <100000000>;
109 opp-hz = /bits/ 64 <134000000>;
143 opp-hz = /bits/ 64 <50000000>;
146 opp-hz = /bits/ 64 <100000000>;
[all …]
/linux/arch/arm64/boot/dts/amlogic/
H A Dmeson-g12b-a311d.dtsi15 opp-hz = /bits/ 64 <1000000000>;
21 opp-hz = /bits/ 64 <1200000000>;
26 opp-hz = /bits/ 64 <1398000000>;
31 opp-hz = /bits/ 64 <1512000000>;
36 opp-hz = /bits/ 64 <1608000000>;
41 opp-hz = /bits/ 64 <1704000000>;
46 opp-hz = /bits/ 64 <1800000000>;
51 cpub_opp_table_1: opp-table-1 {
56 opp-hz = /bits/ 64 <1000000000>;
62 opp-hz = /bits/ 64 <1200000000>;
[all …]
/linux/arch/riscv/lib/
H A Ddelay.c24 * jiffies_per_sec = HZ
27 * Therefore the constant part is HZ / 1000000 which is a small
36 * UDELAY_MULT = 2^31 * HZ / 1000000
37 * = (2^31 / 1000000) * HZ
38 * = 2147.483648 * HZ
39 * = 2147 * HZ + 483648 * HZ / 1000000
42 * delay_us * UDELAY_MULT assuming HZ <= 1000 and delay_us <= 2000.
46 #define UDELAY_MULT (2147UL * HZ + 483648UL * HZ / 1000000UL)
49 #if HZ > MAX_UDELAY_HZ
50 #error "HZ > MAX_UDELAY_HZ"
[all …]

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