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/linux/drivers/hwmon/
H A Dntc_thermistor.c31 unsigned int ohm; member
68 * A compensation table should be sorted by the values of .ohm
74 { .temp_c = -40, .ohm = 1747920 },
75 { .temp_c = -35, .ohm = 1245428 },
76 { .temp_c = -30, .ohm = 898485 },
77 { .temp_c = -25, .ohm = 655802 },
78 { .temp_c = -20, .ohm = 483954 },
79 { .temp_c = -15, .ohm = 360850 },
80 { .temp_c = -10, .ohm = 271697 },
81 { .temp_c = -5, .ohm = 206463 },
[all …]
/linux/Documentation/devicetree/bindings/phy/
H A Drockchip,rk3399-emmc-phy.yaml25 drive-impedance-ohm:
28 Specifies the drive impedance in Ohm.
29 enum: [33, 40, 50, 66, 100]
30 default: 50
62 drive-impedance-ohm = <50>;
/linux/drivers/rtc/
H A Drtc-sunplus.c170 * 0 0 1 0.86mA (2K Ohm with diode)
171 * 1 0 1 1.81mA (250 Ohm with diode)
172 * 2 0 1 2.07mA (50 Ohm with diode)
173 * 3 0 1 16.0mA (0 Ohm with diode)
174 * 0 1 1 1.36mA (2K Ohm without diode)
175 * 1 1 1 3.99mA (250 Ohm without diode)
176 * 2 1 1 4.41mA (50 Ohm without diode)
177 * 3 1 1 16.0mA (0 Ohm without diode)
199 case 50: in sp_rtc_set_trickle_charger()
/linux/Documentation/devicetree/bindings/iio/potentiostat/
H A Dti,lmp91000.yaml32 If the property ti,tia-gain-ohm is not defined this needs to be set to
35 ti,tia-gain-ohm:
41 ti,rload-ohm:
43 enum: [10, 33, 50, 100]
63 ti,tia-gain-ohm = <7000>;
64 ti,rload-ohm = <100>;
/linux/Documentation/devicetree/bindings/display/bridge/
H A Danalogix,anx7625.yaml69 adjust 50ohm impedance of DP tx termination. 00:55 ohm,
70 01:50 ohm(default), 10:45 ohm, 11:40 ohm.
/linux/sound/soc/codecs/
H A Dmax98388.c131 static DECLARE_TLV_DB_SCALE(max98388_digital_tlv, -6350, 50, 1);
215 "10ms", "25ms", "50ms", "75ms", "100ms", "200ms", "300ms", "400ms",
249 "2.00ohm", "2.25ohm", "2.50ohm", "2.75ohm", "3.00ohm", "3.25ohm",
250 "3.50ohm", "3.75ohm", "4.00ohm", "4.25ohm", "4.50ohm", "4.75ohm",
251 "5.00ohm", "5.25ohm", "5.50ohm", "5.75ohm", "6.00ohm", "6.25ohm",
252 "6.50ohm", "6.75ohm", "7.00ohm", "7.25ohm", "7.50ohm", "7.75ohm",
253 "8.00ohm", "8.25ohm", "8.50ohm", "8.75ohm", "9.00ohm", "9.25ohm",
254 "9.50ohm", "9.75ohm", "10.00ohm", "10.25ohm", "10.50ohm", "10.75ohm",
255 "11.00ohm", "11.25ohm", "11.50ohm", "11.75ohm", "12.00ohm", "12.25ohm",
256 "12.50ohm", "12.75ohm", "13.00ohm", "13.25ohm", "13.50ohm", "13.75ohm",
[all …]
H A Dwcd-clsh-v2.c106 #define WCD_USLEEP_RANGE 50
584 * For now it is assumed to be 16 ohm in wcd_clsh_state_hph_r()
674 * For now it is assumed to be 16 ohm in wcd_clsh_state_hph_l()
H A Dwcd937x.c1663 {4, 0, 4, 0x08, 0x14, 0x18}, /* < 32ohm */
1664 {2, 0, 3, 0x18, 0x7C, 0x90}, /* 32ohm < Z < 400ohm */ in wcd937x_wcd_mbhc_calc_impedance()
1665 {1, 4, 5, 0x18, 0x7C, 0x90}, /* 400ohm < Z < 1200ohm */ in wcd937x_wcd_mbhc_calc_impedance()
1666 {1, 6, 7, 0x18, 0x7C, 0x90}, /* >1200ohm */ in wcd937x_wcd_mbhc_calc_impedance()
1798 /* Parallel of left Z and 9 ohm pull down resistor */ in wcd937x_wcd_mbhc_calc_impedance()
2908 cfg->hph_thr = 50;
/linux/drivers/iio/potentiometer/
H A Dmax5432.c20 #define MAX5432_OHM_50K (50 * 1000)
28 unsigned long ohm; member
52 if (unlikely(data->ohm > INT_MAX)) in max5432_read_raw()
55 *val = data->ohm; in max5432_read_raw()
102 data->ohm = (unsigned long)device_get_match_data(dev); in max5432_probe()
/linux/drivers/pci/controller/dwc/
H A Dpcie-artpec6.c149 retries = 50; in artpec6_pcie_wait_for_phy_a6()
159 retries = 50; in artpec6_pcie_wait_for_phy_a6()
177 retries = 50; in artpec6_pcie_wait_for_phy_a7()
187 retries = 50; in artpec6_pcie_wait_for_phy_a7()
216 val |= PCIECFG_RISRCREN | /* Receiver term. 50 Ohm */ in artpec6_pcie_init_phy_a6()
218 PCIECFG_CISRREN | /* Reference clock term. 100 Ohm */ in artpec6_pcie_init_phy_a6()
254 val |= PCIECFG_RISRCREN | /* Receiver term. 50 Ohm */ in artpec6_pcie_init_phy_a7()
/linux/drivers/phy/intel/
H A Dphy-intel-lgm-emmc.c104 0, 50); in intel_emmc_phy_power()
128 * our source clock is at 50 MHz and that lock time scales linearly in intel_emmc_phy_power()
138 * generous and give it 50ms. in intel_emmc_phy_power()
143 0, 50 * USEC_PER_MSEC); in intel_emmc_phy_power()
192 /* Drive impedance: 50 Ohm */ in intel_emmc_phy_power_on()
196 dev_err(&phy->dev, "ERROR set drive-impednce-50ohm: %d\n", ret); in intel_emmc_phy_power_on()
/linux/drivers/phy/rockchip/
H A Dphy-rockchip-naneng-combphy.c801 * Set tx_rterm=50ohm and rx_rterm=44ohm for SATA. in rk3568_combphy_cfg()
802 * 0: 60ohm, 8: 50ohm 15: 44ohm (by step abort 1ohm) in rk3568_combphy_cfg()
1013 /* Set tx_rterm = 50 ohm and rx_rterm = 43.5 ohm */ in rk3576_combphy_cfg()
1279 * Set tx_rterm=50ohm and rx_rterm=44ohm for SATA. in rk3588_combphy_cfg()
1280 * 0: 60ohm, 8: 50ohm 15: 44ohm (by step abort 1ohm) in rk3588_combphy_cfg()
/linux/arch/arm/boot/dts/st/
H A Dste-hrefv60plus.dtsi24 /* At 50 degrees take down the CPU frequency */
56 pullup-ohm = <220000>;
57 pulldown-ohm = <0>;
65 pullup-ohm = <220000>;
66 pulldown-ohm = <0>;
H A Dste-snowball.dts46 pullup-ohm = <230000>;
47 pulldown-ohm = <0>;
68 debounce-interval = <50>;
75 debounce-interval = <50>;
82 debounce-interval = <50>;
89 debounce-interval = <50>;
96 debounce-interval = <50>;
/linux/arch/arm64/boot/dts/ti/
H A Dk3-am6548-iot2050-advanced-common.dtsi52 ti,driver-strength-ohm = <50>;
H A Dk3-j721e-common-proc-board.dts500 ti,driver-strength-ohm = <50>;
512 ti,driver-strength-ohm = <50>;
/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6dl-lanmcu.dts211 threshold = <50>;
363 /* DSE 0x30 => 25 Ohm, 0x20 => 37 Ohm, 0x10 => 75 Ohm */
/linux/drivers/gpu/drm/vc4/
H A Dvc4_hdmi_phy.c737 /* 100 Ohm */
753 /* 100 Ohm */
769 /* 100 Ohm */
786 /* 100 Ohm */
812 /* 50 Ohms */
837 /* 50 Ohms */
862 /* 50 Ohms */
891 /* 50 Ohms */
/linux/Documentation/devicetree/bindings/pinctrl/
H A Dfsl,imx-pinctrl.txt91 0x17059 means enable hysteresis, 47KOhm Pull Up, 50Mhz speed,
92 80Ohm driver strength and Fast Slew Rate.
/linux/drivers/pinctrl/bcm/
H A Dpinctrl-bcm281xx.c176 #define BCM281XX_PIN_KP_ROW_OP_1 50
1032 #define BCM21664_PIN_GPS_TMARK 50
1809 * 0b001: 1200 Ohm
1810 * 0b010: 1800 Ohm
1811 * 0b011: 720 Ohm
1812 * 0b100: 2700 Ohm
1813 * 0b101: 831 Ohm
1814 * 0b110: 1080 Ohm
1815 * 0b111: 568 Ohm
/linux/Documentation/devicetree/bindings/mmc/
H A Dsdhci-am654.yaml179 ti,driver-strength-ohm:
185 - 50
/linux/drivers/phy/st/
H A Dphy-stm32-combophy.c114 #define DEFAULT_IMP_INDEX 3 /* Default impedance is 50 Ohm */
129 dev_err(combophy->dev, "Invalid value %u for output ohm\n", val); in stm32_impedance_tune()
/linux/Documentation/devicetree/bindings/soc/rockchip/
H A Dgrf.yaml356 drive-impedance-ohm = <50>;
/linux/drivers/power/supply/
H A Dmax1720x_battery.c26 #define MAX1720X_NRSENSE 0xCF /* RSense in 10^-5 Ohm */
180 { .name = "nOCVTable9", .offset = 50, .bytes = 2, },
312 * RSense stored in 10^-5 Ohm, so measurement voltage must be
/linux/Documentation/networking/
H A Darcnet-hardware.rst103 For a coax network, you "should" use 93 Ohm RG-62 cable. But other cables
105 Ohm TV antenna cable.
115 with four BNC connectors containing four 47 Ohm resistors::
119 -R-+-R- R 47 Ohm resistors
137 must be properly terminated with 93 Ohm (or something else if you don't
167 difference is in cable and terminators: they should be 93 Ohm. Ethernet
168 uses 50 Ohm impedance. You use T connectors to put the computers on a single
217 cards. The ends are terminated with RJ 93 Ohm terminators which plug into
248 RG-62 93 Ohm up to 650 m
249 RG-59/U 75 Ohm up to 457 m
[all …]

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