diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-iio')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio | 185 |
1 files changed, 116 insertions, 69 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 89943c2d54e8..7e31b8cd49b3 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -94,6 +94,7 @@ Description: What: /sys/bus/iio/devices/iio:deviceX/sampling_frequency What: /sys/bus/iio/devices/iio:deviceX/in_intensity_sampling_frequency What: /sys/bus/iio/devices/iio:deviceX/buffer/sampling_frequency +What: /sys/bus/iio/devices/iio:deviceX/events/sampling_frequency What: /sys/bus/iio/devices/triggerX/sampling_frequency KernelVersion: 2.6.35 Contact: linux-iio@vger.kernel.org @@ -140,8 +141,6 @@ Description: What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_raw What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_raw -What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_raw -What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_raw KernelVersion: 2.6.35 Contact: linux-iio@vger.kernel.org Description: @@ -168,18 +167,6 @@ Description: is required is a consistent labeling. Units after application of scale and offset are millivolts. -What: /sys/bus/iio/devices/iio:deviceX/in_currentY_raw -What: /sys/bus/iio/devices/iio:deviceX/in_currentY_supply_raw -KernelVersion: 3.17 -Contact: linux-iio@vger.kernel.org -Description: - Raw (unscaled no bias removal etc.) current measurement from - channel Y. In special cases where the channel does not - correspond to externally available input one of the named - versions may be used. The number must always be specified and - unique to allow association with event codes. Units after - application of scale and offset are milliamps. - What: /sys/bus/iio/devices/iio:deviceX/in_powerY_raw KernelVersion: 4.5 Contact: linux-iio@vger.kernel.org @@ -227,7 +214,7 @@ Description: same scaling as _raw. What: /sys/bus/iio/devices/iio:deviceX/in_temp_raw -What: /sys/bus/iio/devices/iio:deviceX/in_tempX_raw +What: /sys/bus/iio/devices/iio:deviceX/in_tempY_raw What: /sys/bus/iio/devices/iio:deviceX/in_temp_x_raw What: /sys/bus/iio/devices/iio:deviceX/in_temp_y_raw What: /sys/bus/iio/devices/iio:deviceX/in_temp_ambient_raw @@ -416,11 +403,11 @@ Contact: linux-iio@vger.kernel.org Description: Scaled humidity measurement in milli percent. -What: /sys/bus/iio/devices/iio:deviceX/in_X_mean_raw +What: /sys/bus/iio/devices/iio:deviceX/in_Y_mean_raw KernelVersion: 3.5 Contact: linux-iio@vger.kernel.org Description: - Averaged raw measurement from channel X. The number of values + Averaged raw measurement from channel Y. The number of values used for averaging is device specific. The converting rules for normal raw values also applies to the averaged raw values. @@ -428,18 +415,14 @@ What: /sys/bus/iio/devices/iio:deviceX/in_accel_offset What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_offset What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_offset What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_offset +What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage_q_offset +What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage_i_offset What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_offset What: /sys/bus/iio/devices/iio:deviceX/in_voltage_offset What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_offset What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_offset -What: /sys/bus/iio/devices/iio:deviceX/in_voltage_q_offset -What: /sys/bus/iio/devices/iio:deviceX/in_voltage_i_offset What: /sys/bus/iio/devices/iio:deviceX/in_currentY_offset What: /sys/bus/iio/devices/iio:deviceX/in_current_offset -What: /sys/bus/iio/devices/iio:deviceX/in_currentY_i_offset -What: /sys/bus/iio/devices/iio:deviceX/in_currentY_q_offset -What: /sys/bus/iio/devices/iio:deviceX/in_current_q_offset -What: /sys/bus/iio/devices/iio:deviceX/in_current_i_offset What: /sys/bus/iio/devices/iio:deviceX/in_tempY_offset What: /sys/bus/iio/devices/iio:deviceX/in_temp_offset What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_offset @@ -448,7 +431,7 @@ What: /sys/bus/iio/devices/iio:deviceX/in_humidityrelative_offset What: /sys/bus/iio/devices/iio:deviceX/in_magn_offset What: /sys/bus/iio/devices/iio:deviceX/in_rot_offset What: /sys/bus/iio/devices/iio:deviceX/in_angl_offset -What: /sys/bus/iio/devices/iio:deviceX/in_capacitanceX_offset +What: /sys/bus/iio/devices/iio:deviceX/in_capacitanceY_offset KernelVersion: 2.6.35 Contact: linux-iio@vger.kernel.org Description: @@ -467,21 +450,15 @@ Description: to the _raw output. What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_scale -What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_scale What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_scale What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_scale What: /sys/bus/iio/devices/iio:deviceX/in_voltage_scale -What: /sys/bus/iio/devices/iio:deviceX/in_voltage_i_scale -What: /sys/bus/iio/devices/iio:deviceX/in_voltage_q_scale What: /sys/bus/iio/devices/iio:deviceX/in_voltage-voltage_scale What: /sys/bus/iio/devices/iio:deviceX/out_voltageY_scale What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_scale What: /sys/bus/iio/devices/iio:deviceX/in_currentY_scale What: /sys/bus/iio/devices/iio:deviceX/in_currentY_supply_scale What: /sys/bus/iio/devices/iio:deviceX/in_current_scale -What: /sys/bus/iio/devices/iio:deviceX/in_currentY_i_scale -What: /sys/bus/iio/devices/iio:deviceX/in_currentY_q_scale -What: /sys/bus/iio/devices/iio:deviceX/in_current_i_scale What: /sys/bus/iio/devices/iio:deviceX/in_current_q_scale What: /sys/bus/iio/devices/iio:deviceX/in_accel_scale What: /sys/bus/iio/devices/iio:deviceX/in_accel_peak_scale @@ -508,6 +485,9 @@ What: /sys/bus/iio/devices/iio:deviceX/in_angl_scale What: /sys/bus/iio/devices/iio:deviceX/in_intensity_x_scale What: /sys/bus/iio/devices/iio:deviceX/in_intensity_y_scale What: /sys/bus/iio/devices/iio:deviceX/in_intensity_z_scale +What: /sys/bus/iio/devices/iio:deviceX/in_intensity_red_scale +What: /sys/bus/iio/devices/iio:deviceX/in_intensity_green_scale +What: /sys/bus/iio/devices/iio:deviceX/in_intensity_blue_scale What: /sys/bus/iio/devices/iio:deviceX/in_concentration_co2_scale KernelVersion: 2.6.35 Contact: linux-iio@vger.kernel.org @@ -567,6 +547,30 @@ Description: - a small discrete set of values like "0 2 4 6 8" - a range specified as "[min step max]" +What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_convdelay +KernelVersion: 6.17 +Contact: linux-iio@vger.kernel.org +Description: + Delay of start of conversion from common reference point shared + by all channels. Can be writable when used to compensate for + delay variation introduced by external filters feeding a + simultaneous sampling ADC. + + E.g., for the ad7606 ADC series, this value is intended as a + configurable time delay in seconds, to correct delay introduced + by an optional external filtering circuit. + +What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_convdelay_available +KernelVersion: 6.16 +Contact: linux-iio@vger.kernel.org +Description: + Available values of convdelay. Maybe expressed as: + + - a range specified as "[min step max]" + + If shared across all channels, <type>_convdelay_available + is used. + What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_calibscale @@ -587,11 +591,7 @@ What: /sys/bus/iio/devices/iio:deviceX/in_pressure_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_proximity0_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_voltage_calibscale -What: /sys/bus/iio/devices/iio:deviceX/in_voltage_i_calibscale -What: /sys/bus/iio/devices/iio:deviceX/in_voltage_q_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_calibscale -What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_calibscale -What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_calibscale What: /sys/bus/iio/devices/iio:deviceX/out_currentY_calibscale What: /sys/bus/iio/devices/iio:deviceX/out_voltageY_calibscale @@ -660,10 +660,10 @@ What: /sys/.../iio:deviceX/in_magn_scale_available What: /sys/.../iio:deviceX/in_illuminance_scale_available What: /sys/.../iio:deviceX/in_intensity_scale_available What: /sys/.../iio:deviceX/in_proximity_scale_available -What: /sys/.../iio:deviceX/in_voltageX_scale_available +What: /sys/.../iio:deviceX/in_voltageY_scale_available What: /sys/.../iio:deviceX/in_voltage-voltage_scale_available -What: /sys/.../iio:deviceX/out_voltageX_scale_available -What: /sys/.../iio:deviceX/out_altvoltageX_scale_available +What: /sys/.../iio:deviceX/out_voltageY_scale_available +What: /sys/.../iio:deviceX/out_altvoltageY_scale_available What: /sys/.../iio:deviceX/in_capacitance_scale_available What: /sys/.../iio:deviceX/in_pressure_scale_available What: /sys/.../iio:deviceX/in_pressureY_scale_available @@ -681,6 +681,7 @@ What: /sys/bus/iio/devices/iio:deviceX/in_intensity_red_hardwaregain What: /sys/bus/iio/devices/iio:deviceX/in_intensity_green_hardwaregain What: /sys/bus/iio/devices/iio:deviceX/in_intensity_blue_hardwaregain What: /sys/bus/iio/devices/iio:deviceX/in_intensity_clear_hardwaregain +What: /sys/bus/iio/devices/iio:deviceX/in_illuminance_hardwaregain KernelVersion: 2.6.35 Contact: linux-iio@vger.kernel.org Description: @@ -748,7 +749,9 @@ Description: 1kohm_to_gnd: connected to ground via an 1kOhm resistor, 2.5kohm_to_gnd: connected to ground via a 2.5kOhm resistor, 6kohm_to_gnd: connected to ground via a 6kOhm resistor, + 7.7kohm_to_gnd: connected to ground via a 7.7kOhm resistor, 20kohm_to_gnd: connected to ground via a 20kOhm resistor, + 32kohm_to_gnd: connected to ground via a 32kOhm resistor, 42kohm_to_gnd: connected to ground via a 42kOhm resistor, 90kohm_to_gnd: connected to ground via a 90kOhm resistor, 100kohm_to_gnd: connected to ground via an 100kOhm resistor, @@ -810,7 +813,11 @@ Description: all the other channels, since it involves changing the VCO fundamental output frequency. +What: /sys/bus/iio/devices/iio:deviceX/in_altvoltageY_i_phase +What: /sys/bus/iio/devices/iio:deviceX/in_altvoltageY_q_phase What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_phase +What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_i_phase +What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_q_phase KernelVersion: 3.4.0 Contact: linux-iio@vger.kernel.org Description: @@ -1439,10 +1446,6 @@ What: /sys/.../iio:deviceX/bufferY/in_timestamp_en What: /sys/.../iio:deviceX/bufferY/in_voltageY_supply_en What: /sys/.../iio:deviceX/bufferY/in_voltageY_en What: /sys/.../iio:deviceX/bufferY/in_voltageY-voltageZ_en -What: /sys/.../iio:deviceX/bufferY/in_voltageY_i_en -What: /sys/.../iio:deviceX/bufferY/in_voltageY_q_en -What: /sys/.../iio:deviceX/bufferY/in_voltage_i_en -What: /sys/.../iio:deviceX/bufferY/in_voltage_q_en What: /sys/.../iio:deviceX/bufferY/in_incli_x_en What: /sys/.../iio:deviceX/bufferY/in_incli_y_en What: /sys/.../iio:deviceX/bufferY/in_pressureY_en @@ -1463,10 +1466,6 @@ What: /sys/.../iio:deviceX/bufferY/in_incli_type What: /sys/.../iio:deviceX/bufferY/in_voltageY_type What: /sys/.../iio:deviceX/bufferY/in_voltage_type What: /sys/.../iio:deviceX/bufferY/in_voltageY_supply_type -What: /sys/.../iio:deviceX/bufferY/in_voltageY_i_type -What: /sys/.../iio:deviceX/bufferY/in_voltageY_q_type -What: /sys/.../iio:deviceX/bufferY/in_voltage_i_type -What: /sys/.../iio:deviceX/bufferY/in_voltage_q_type What: /sys/.../iio:deviceX/bufferY/in_timestamp_type What: /sys/.../iio:deviceX/bufferY/in_pressureY_type What: /sys/.../iio:deviceX/bufferY/in_pressure_type @@ -1504,10 +1503,6 @@ Description: What: /sys/.../iio:deviceX/bufferY/in_voltageY_index What: /sys/.../iio:deviceX/bufferY/in_voltageY_supply_index -What: /sys/.../iio:deviceX/bufferY/in_voltageY_i_index -What: /sys/.../iio:deviceX/bufferY/in_voltageY_q_index -What: /sys/.../iio:deviceX/bufferY/in_voltage_i_index -What: /sys/.../iio:deviceX/bufferY/in_voltage_q_index What: /sys/.../iio:deviceX/bufferY/in_accel_x_index What: /sys/.../iio:deviceX/bufferY/in_accel_y_index What: /sys/.../iio:deviceX/bufferY/in_accel_z_index @@ -1562,7 +1557,7 @@ Description: This attribute is used to read the amount of quadrature error present in the device at a given time. -What: /sys/.../iio:deviceX/in_accelX_power_mode +What: /sys/.../iio:deviceX/in_accelY_power_mode KernelVersion: 3.11 Contact: linux-iio@vger.kernel.org Description: @@ -1633,6 +1628,10 @@ What: /sys/.../iio:deviceX/in_intensityY_uv_raw What: /sys/.../iio:deviceX/in_intensityY_uva_raw What: /sys/.../iio:deviceX/in_intensityY_uvb_raw What: /sys/.../iio:deviceX/in_intensityY_duv_raw +What: /sys/.../iio:deviceX/in_intensity_red_raw +What: /sys/.../iio:deviceX/in_intensity_green_raw +What: /sys/.../iio:deviceX/in_intensity_blue_raw +What: /sys/.../iio:deviceX/in_intensity_clear_raw KernelVersion: 3.4 Contact: linux-iio@vger.kernel.org Description: @@ -1691,16 +1690,17 @@ Description: Raw value of rotation from true/magnetic north measured with or without compensation from tilt sensors. -What: /sys/bus/iio/devices/iio:deviceX/in_currentX_raw -What: /sys/bus/iio/devices/iio:deviceX/in_currentX_i_raw -What: /sys/bus/iio/devices/iio:deviceX/in_currentX_q_raw -KernelVersion: 3.18 +What: /sys/bus/iio/devices/iio:deviceX/in_currentY_raw +What: /sys/bus/iio/devices/iio:deviceX/in_currentY_supply_raw +KernelVersion: 3.17 Contact: linux-iio@vger.kernel.org Description: - Raw current measurement from channel X. Units are in milliamps + Raw current measurement from channel Y. Units are in milliamps after application of scale and offset. If no offset or scale is present, output should be considered as processed with the - unit in milliamps. + unit in milliamps. In special cases where the channel does not + correspond to externally available input one of the named + versions may be used. Channels with 'i' and 'q' modifiers always exist in pairs and both channels refer to the same signal. The 'i' channel contains the in-phase @@ -1864,9 +1864,9 @@ Description: hardware fifo watermark level. What: /sys/bus/iio/devices/iio:deviceX/in_temp_calibemissivity -What: /sys/bus/iio/devices/iio:deviceX/in_tempX_calibemissivity +What: /sys/bus/iio/devices/iio:deviceX/in_tempY_calibemissivity What: /sys/bus/iio/devices/iio:deviceX/in_temp_object_calibemissivity -What: /sys/bus/iio/devices/iio:deviceX/in_tempX_object_calibemissivity +What: /sys/bus/iio/devices/iio:deviceX/in_tempY_object_calibemissivity KernelVersion: 4.1 Contact: linux-iio@vger.kernel.org Description: @@ -1887,17 +1887,17 @@ Description: is considered as one sample for <type>[_name]_sampling_frequency. What: /sys/bus/iio/devices/iio:deviceX/in_concentration_raw -What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationY_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_co2_raw -What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_co2_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationY_co2_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_ethanol_raw -What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_ethanol_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationY_ethanol_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_h2_raw -What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_h2_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationY_h2_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_o2_raw -What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_o2_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationY_o2_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_voc_raw -What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_voc_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationY_voc_raw KernelVersion: 4.3 Contact: linux-iio@vger.kernel.org Description: @@ -1905,9 +1905,9 @@ Description: after application of scale and offset are percents. What: /sys/bus/iio/devices/iio:deviceX/in_resistance_raw -What: /sys/bus/iio/devices/iio:deviceX/in_resistanceX_raw +What: /sys/bus/iio/devices/iio:deviceX/in_resistanceY_raw What: /sys/bus/iio/devices/iio:deviceX/out_resistance_raw -What: /sys/bus/iio/devices/iio:deviceX/out_resistanceX_raw +What: /sys/bus/iio/devices/iio:deviceX/out_resistanceY_raw KernelVersion: 4.3 Contact: linux-iio@vger.kernel.org Description: @@ -2096,7 +2096,7 @@ Description: One of the following thermocouple types: B, E, J, K, N, R, S, T. What: /sys/bus/iio/devices/iio:deviceX/in_temp_object_calibambient -What: /sys/bus/iio/devices/iio:deviceX/in_tempX_object_calibambient +What: /sys/bus/iio/devices/iio:deviceX/in_tempY_object_calibambient KernelVersion: 5.10 Contact: linux-iio@vger.kernel.org Description: @@ -2172,9 +2172,9 @@ Description: - a range specified as "[min step max]" -What: /sys/bus/iio/devices/iio:deviceX/in_voltageX_sampling_frequency +What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_sampling_frequency What: /sys/bus/iio/devices/iio:deviceX/in_powerY_sampling_frequency -What: /sys/bus/iio/devices/iio:deviceX/in_currentZ_sampling_frequency +What: /sys/bus/iio/devices/iio:deviceX/in_currentY_sampling_frequency KernelVersion: 5.20 Contact: linux-iio@vger.kernel.org Description: @@ -2268,6 +2268,45 @@ Description: An example format is 16-bytes, 2-digits-per-byte, HEX-string representing the sensor unique ID number. +What: /sys/bus/iio/devices/iio:deviceX/filter_type_available +What: /sys/bus/iio/devices/iio:deviceX/in_voltage-voltage_filter_type_available +KernelVersion: 6.1 +Contact: linux-iio@vger.kernel.org +Description: + Reading returns a list with the possible filter modes. Options + for the attribute: + + * "none" - Filter is disabled/bypassed. + * "sinc1" - The digital sinc1 filter. Fast 1st + conversion time. Poor noise performance. + * "sinc3" - The digital sinc3 filter. Moderate 1st + conversion time. Good noise performance. + * "sinc4" - Sinc 4. Excellent noise performance. Long + 1st conversion time. + * "sinc5" - The digital sinc5 filter. Excellent noise + performance + * "sinc4+sinc1" - Sinc4 + averaging by 8. Low 1st conversion + time. + * "sinc3+rej60" - Sinc3 + 60Hz rejection. + * "sinc3+sinc1" - Sinc3 + averaging by 8. Low 1st conversion + time. + * "sinc3+pf1" - Sinc3 + device specific Post Filter 1. + * "sinc3+pf2" - Sinc3 + device specific Post Filter 2. + * "sinc3+pf3" - Sinc3 + device specific Post Filter 3. + * "sinc3+pf4" - Sinc3 + device specific Post Filter 4. + * "sinc5+pf1" - Sinc5 + device specific Post Filter 1. + * "sinc5+avg" - Sinc5 + averaging by 4. + * "wideband" - filter with wideband low ripple passband + and sharp transition band. + +What: /sys/bus/iio/devices/iio:deviceX/filter_type +What: /sys/bus/iio/devices/iio:deviceX/in_voltageY-voltageZ_filter_type +KernelVersion: 6.1 +Contact: linux-iio@vger.kernel.org +Description: + Specifies which filter type apply to the channel. The possible + values are given by the filter_type_available attribute. + What: /sys/.../events/in_proximity_thresh_either_runningperiod KernelVersion: 6.6 Contact: linux-iio@vger.kernel.org @@ -2339,3 +2378,11 @@ KernelVersion: 6.10 Contact: linux-iio@vger.kernel.org Description: The value of current sense resistor in Ohms. + +What: /sys/.../iio:deviceX/in_attention_input +KernelVersion: 6.13 +Contact: linux-iio@vger.kernel.org +Description: + Value representing the user's attention to the system expressed + in units as percentage. This usually means if the user is + looking at the screen or not. |