158 lines · plain
1What: /sys/bus/platform/devices/INT3407:00/dptf_power/charger_type2Date: Jul, 20163KernelVersion: v4.104Contact: linux-acpi@vger.kernel.org5Description:6 (RO) The charger type - Traditional, Hybrid or NVDC.7 8What: /sys/bus/platform/devices/INT3407:00/dptf_power/adapter_rating_mw9Date: Jul, 201610KernelVersion: v4.1011Contact: linux-acpi@vger.kernel.org12Description:13 (RO) Adapter rating in milliwatts (the maximum Adapter power).14 Must be 0 if no AC Adaptor is plugged in.15 16What: /sys/bus/platform/devices/INT3407:00/dptf_power/max_platform_power_mw17Date: Jul, 201618KernelVersion: v4.1019Contact: linux-acpi@vger.kernel.org20Description:21 (RO) Maximum platform power that can be supported by the battery22 in milliwatts.23 24What: /sys/bus/platform/devices/INT3407:00/dptf_power/platform_power_source25Date: Jul, 201626KernelVersion: v4.1027Contact: linux-acpi@vger.kernel.org28Description:29 (RO) Display the platform power source30 31 ========= ============================32 bits[3:0] Current power source33 - 0x00 = DC34 - 0x01 = AC35 - 0x02 = USB36 - 0x03 = Wireless Charger37 bits[7:4] Power source sequence number38 ========= ============================39 40What: /sys/bus/platform/devices/INT3407:00/dptf_power/battery_steady_power41Date: Jul, 201642KernelVersion: v4.1043Contact: linux-acpi@vger.kernel.org44Description:45 (RO) The maximum sustained power for battery in milliwatts.46 47What: /sys/bus/platform/devices/INT3407:00/dptf_power/rest_of_platform_power_mw48Date: June, 202049KernelVersion: v5.850Contact: linux-acpi@vger.kernel.org51Description:52 (RO) Shows the rest (outside of SoC) of worst-case platform power.53 54What: /sys/bus/platform/devices/INT3407:00/dptf_power/prochot_confirm55Date: June, 202056KernelVersion: v5.857Contact: linux-acpi@vger.kernel.org58Description:59 (WO) Confirm embedded controller about a prochot notification.60 61What: /sys/bus/platform/devices/INT3532:00/dptf_battery/max_platform_power_mw62Date: June, 202063KernelVersion: v5.864Contact: linux-acpi@vger.kernel.org65Description:66 (RO) The maximum platform power that can be supported by the battery in milli watts.67 68What: /sys/bus/platform/devices/INT3532:00/dptf_battery/max_steady_state_power_mw69Date: June, 202070KernelVersion: v5.871Contact: linux-acpi@vger.kernel.org72Description:73 (RO) The maximum sustained power for battery in milli watts.74 75What: /sys/bus/platform/devices/INT3532:00/dptf_battery/high_freq_impedance_mohm76Date: June, 202077KernelVersion: v5.878Contact: linux-acpi@vger.kernel.org79Description:80 (RO) The high frequency impedance value that can be obtained from battery81 fuel gauge in milli Ohms.82 83What: /sys/bus/platform/devices/INT3532:00/dptf_battery/no_load_voltage_mv84Date: June, 202085KernelVersion: v5.886Contact: linux-acpi@vger.kernel.org87Description:88 (RO) The no-load voltage that can be obtained from battery fuel gauge in89 milli volts.90 91What: /sys/bus/platform/devices/INT3532:00/dptf_battery/current_discharge_capbility_ma92Date: June, 202093KernelVersion: v5.894Contact: linux-acpi@vger.kernel.org95Description:96 (RO) The battery discharge current capability obtained from battery fuel gauge in97 milli Amps.98 99What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_low_clock100Date: November, 2020101KernelVersion: v5.10102Contact: linux-acpi@vger.kernel.org103Description:104 (RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz,105 when FIVR clock is 19.2MHz or 24MHz.106 107What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_high_clock108Date: November, 2020109KernelVersion: v5.10110Contact: linux-acpi@vger.kernel.org111Description:112 (RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz,113 when FIVR clock is 38.4MHz.114 115What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/fivr_switching_freq_mhz116Date: September, 2021117KernelVersion: v5.15118Contact: linux-acpi@vger.kernel.org119Description:120 (RO) Get the FIVR switching control frequency in MHz.121 122What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/fivr_switching_fault_status123Date: September, 2021124KernelVersion: v5.15125Contact: linux-acpi@vger.kernel.org126Description:127 (RO) Read the FIVR switching frequency control fault status.128 129What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/ssc_clock_info130Date: September, 2021131KernelVersion: v5.15132Contact: linux-acpi@vger.kernel.org133Description:134 (RO) Presents SSC (spread spectrum clock) information for EMI135 (Electro magnetic interference) control. This is a bit mask.136 137 ======= ==========================================138 Bits Description139 ======= ==========================================140 [7:0] Sets clock spectrum spread percentage:141 0x00=0.2% , 0x3F=10%142 1 LSB = 0.1% increase in spread (for143 settings 0x01 thru 0x1C)144 1 LSB = 0.2% increase in spread (for145 settings 0x1E thru 0x3F)146 [8] When set to 1, enables spread147 spectrum clock148 [9] 0: Triangle mode. FFC frequency149 walks around the Fcenter in a linear150 fashion151 1: Random walk mode. FFC frequency152 changes randomly within the SSC153 (Spread spectrum clock) range154 [10] 0: No white noise. 1: Add white noise155 to spread waveform156 [11] When 1, future writes are ignored.157 ======= ==========================================158