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/linux/Documentation/userspace-api/media/v4l/
H A Ddev-touch.rst26 lines, or tx/rx). Mutual Capacitance measured is at the nodes where the
27 conductors cross. Alternatively, Self Capacitance measures the signal from each
30 A touch input may be determined by comparing the raw capacitance measurement to
35 The reference measurement takes account of variations in the capacitance across
/linux/drivers/input/rmi4/
H A Drmi_f54.c47 * @F54_8BIT_IMAGE: Normalized 8-Bit Image Report. The capacitance variance
50 * @F54_16BIT_IMAGE: Normalized 16-Bit Image Report. The capacitance variance
54 * Raw 16-Bit Image Report. The raw capacitance for each
57 * @F54_TRUE_BASELINE: True Baseline Report. The baseline capacitance for each
60 * @F54_FULL_RAW_CAP: Full Raw Capacitance Report. The raw capacitance with
65 * Full Raw Capacitance with Receiver Offset Removed
68 * capacitance for each pixel.
91 [F54_FULL_RAW_CAP] = "Full Raw Capacitance",
93 = "Full Raw Capacitance RX Offset Removed",
/linux/Documentation/devicetree/bindings/input/
H A Dmicrochip,cap11xx.yaml63 smaller delta capacitance is required to
81 capacitance corresponding to a "lighter" touch.
105 been detected. A higher value means a larger difference in capacitance
120 Gain is based on touch pad capacitance range
H A Diqs626a.yaml192 Decreases the internal measurement capacitance from 60 pF to 15 pF.
268 Specifies the bias current applied during projected-capacitance
299 description: Enables projected-capacitance sensing (ULP channel only).
364 Specifies the capacitance to be added to the channel as follows:
378 0: Self capacitance
379 1: Projected capacitance
530 Decreases the internal measurement capacitance from 60 pF to 15 pF.
589 Specifies the bias current applied during projected-capacitance
H A Diqs269a.yaml187 description: Increases the global capacitance adder from 0.5 pF to 1.5 pF.
336 Decreases the internal measurement capacitance from 60 pF to 15 pF.
347 Specifies the capacitance to be added to the channel as follows:
363 Specifies the bias current applied during projected-capacitance
376 0: Self capacitance
377 1: Projected capacitance
/linux/arch/arm/mach-omap2/
H A Dvc.c96 /* Default I2C trace length on pcb, 6.3cm. Used for capacitance calculations. */
658 * channel capacitance and set the timing parameters based on this.
664 u32 capacitance; in omap4_vc_i2c_timing_init() local
674 /* PCB trace capacitance, 0.125pF / mm => mm / 8 */ in omap4_vc_i2c_timing_init()
675 capacitance = DIV_ROUND_UP(sr_i2c_pcb_length, 8); in omap4_vc_i2c_timing_init()
677 /* OMAP pad capacitance */ in omap4_vc_i2c_timing_init()
678 capacitance += 4; in omap4_vc_i2c_timing_init()
680 /* PMIC pad capacitance */ in omap4_vc_i2c_timing_init()
681 capacitance += voltdm->pmic->i2c_pad_load; in omap4_vc_i2c_timing_init()
683 /* Search for capacitance match in the table */ in omap4_vc_i2c_timing_init()
[all …]
/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-cdc-ad77467 calibscale. For calibscale, a full scale capacitance should
8 be connected to the capacitance input and a
H A Dsysfs-bus-iio-health-afe440x38 Get and set the resistance and the capacitance settings for the
/linux/Documentation/devicetree/bindings/i2c/
H A Dsnps,designware-i2c.yaml100 snps,bus-capacitance-pf:
103 This property indicates the bus capacitance in picofarads (pF).
140 snps,bus-capacitance-pf = <400>;
/linux/include/linux/mfd/
H A Dsi476x-platform.h185 * @xcload: Selects the amount of additional on-chip capacitance to
187 * GND. One half of the capacitance value shown here is the
188 * additional load capacitance presented to the xtal. The
/linux/Documentation/devicetree/bindings/iio/proximity/
H A Dsemtech,sx9324.yaml86 Capacitance measurement resolution. For phase 0 and 1.
94 Capacitance measurement resolution. For phase 2 and 3
104 only capacitance changes introduced by the user.
/linux/Documentation/devicetree/bindings/iio/cdc/
H A Dadi,ad7746.yaml7 title: AD7746 24-Bit Capacitance-to-Digital Converter with Temperature Sensor
13 AD7746 24-Bit Capacitance-to-Digital Converter with Temperature Sensor
H A Dadi,ad7150.yaml7 title: Analog device AD7150 and similar capacitance to digital converters.
/linux/Documentation/driver-api/thermal/
H A Dcpu-idle-cooling.rst146 Power = Capacitance x Voltage^2 x Frequency x Utilisation
149 wrong in the system setup). The ‘Capacitance’ and ‘Utilisation’ are a
152 ‘Capacitance’ and the ‘Utilisation’ into a single term which is the
H A Dcpu-cooling-api.rst100 Pdyn = Capacitance * Voltage^2 * Frequency * Utilisation
102 Where `capacitance` is a constant that represents an indicative
/linux/drivers/iio/cdc/
H A DMakefile3 # Makefile for industrial I/O capacitance to digital converter (CDC) drivers
H A DKconfig5 menu "Capacitance to digital converters"
/linux/Documentation/devicetree/bindings/net/ieee802154/
H A Dat86rf230.txt15 - xtal-trim: u8 value for fine tuning the internal capacitance
/linux/drivers/input/mouse/
H A Dhgpk.h15 HGPK_MODEL_B = 0x28, /* B2s, has capacitance issues */
/linux/Documentation/driver-api/iio/
H A Dintro.rst21 * capacitance to digital converters (CDCs)
/linux/include/linux/spi/
H A Dads7846.h14 * capacitance on the X/Y drivers. If set to non-zero, two samples
/linux/Documentation/devicetree/bindings/input/touchscreen/
H A Dazoteq,iqs5xx.yaml14 employ projected-capacitance sensing and can track up to five independent
/linux/Documentation/devicetree/bindings/media/i2c/
H A Dmax2175.txt22 - maxim,refout-load : load capacitance value (in picofarads) on reference
/linux/drivers/input/keyboard/
H A Dmpr121_touchkey.c40 * enabled capacitance sensing inputs and its run/suspend mode.
165 * Capacitance on sensing input varies and needs to be compensated. in mpr121_phys_init()
/linux/Documentation/devicetree/bindings/clock/
H A Drenesas,r9a08g045-vbattb.yaml49 description: load capacitance of the on board crystal

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