sysfs-platform-dptf (5311B)
1What: /sys/bus/platform/devices/INT3407:00/dptf_power/charger_type 2Date: Jul, 2016 3KernelVersion: v4.10 4Contact: linux-acpi@vger.kernel.org 5Description: 6 (RO) The charger type - Traditional, Hybrid or NVDC. 7 8What: /sys/bus/platform/devices/INT3407:00/dptf_power/adapter_rating_mw 9Date: Jul, 2016 10KernelVersion: v4.10 11Contact: linux-acpi@vger.kernel.org 12Description: 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_mw 17Date: Jul, 2016 18KernelVersion: v4.10 19Contact: linux-acpi@vger.kernel.org 20Description: 21 (RO) Maximum platform power that can be supported by the battery 22 in milliwatts. 23 24What: /sys/bus/platform/devices/INT3407:00/dptf_power/platform_power_source 25Date: Jul, 2016 26KernelVersion: v4.10 27Contact: linux-acpi@vger.kernel.org 28Description: 29 (RO) Display the platform power source 30 31 ========= ============================ 32 bits[3:0] Current power source 33 - 0x00 = DC 34 - 0x01 = AC 35 - 0x02 = USB 36 - 0x03 = Wireless Charger 37 bits[7:4] Power source sequence number 38 ========= ============================ 39 40What: /sys/bus/platform/devices/INT3407:00/dptf_power/battery_steady_power 41Date: Jul, 2016 42KernelVersion: v4.10 43Contact: linux-acpi@vger.kernel.org 44Description: 45 (RO) The maximum sustained power for battery in milliwatts. 46 47What: /sys/bus/platform/devices/INT3407:00/dptf_power/rest_of_platform_power_mw 48Date: June, 2020 49KernelVersion: v5.8 50Contact: linux-acpi@vger.kernel.org 51Description: 52 (RO) Shows the rest (outside of SoC) of worst-case platform power. 53 54What: /sys/bus/platform/devices/INT3407:00/dptf_power/prochot_confirm 55Date: June, 2020 56KernelVersion: v5.8 57Contact: linux-acpi@vger.kernel.org 58Description: 59 (WO) Confirm embedded controller about a prochot notification. 60 61What: /sys/bus/platform/devices/INT3532:00/dptf_battery/max_platform_power_mw 62Date: June, 2020 63KernelVersion: v5.8 64Contact: linux-acpi@vger.kernel.org 65Description: 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_mw 69Date: June, 2020 70KernelVersion: v5.8 71Contact: linux-acpi@vger.kernel.org 72Description: 73 (RO) The maximum sustained power for battery in milli watts. 74 75What: /sys/bus/platform/devices/INT3532:00/dptf_battery/high_freq_impedance_mohm 76Date: June, 2020 77KernelVersion: v5.8 78Contact: linux-acpi@vger.kernel.org 79Description: 80 (RO) The high frequency impedance value that can be obtained from battery 81 fuel gauge in milli Ohms. 82 83What: /sys/bus/platform/devices/INT3532:00/dptf_battery/no_load_voltage_mv 84Date: June, 2020 85KernelVersion: v5.8 86Contact: linux-acpi@vger.kernel.org 87Description: 88 (RO) The no-load voltage that can be obtained from battery fuel gauge in 89 milli volts. 90 91What: /sys/bus/platform/devices/INT3532:00/dptf_battery/current_discharge_capbility_ma 92Date: June, 2020 93KernelVersion: v5.8 94Contact: linux-acpi@vger.kernel.org 95Description: 96 (RO) The battery discharge current capability obtained from battery fuel gauge in 97 milli Amps. 98 99What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_low_clock 100Date: November, 2020 101KernelVersion: v5.10 102Contact: linux-acpi@vger.kernel.org 103Description: 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_clock 108Date: November, 2020 109KernelVersion: v5.10 110Contact: linux-acpi@vger.kernel.org 111Description: 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_mhz 116Date: September, 2021 117KernelVersion: v5.15 118Contact: linux-acpi@vger.kernel.org 119Description: 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_status 123Date: September, 2021 124KernelVersion: v5.15 125Contact: linux-acpi@vger.kernel.org 126Description: 127 (RO) Read the FIVR switching frequency control fault status. 128 129What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/ssc_clock_info 130Date: September, 2021 131KernelVersion: v5.15 132Contact: linux-acpi@vger.kernel.org 133Description: 134 (RO) Presents SSC (spread spectrum clock) information for EMI 135 (Electro magnetic interference) control. This is a bit mask. 136 137 ======= ========================================== 138 Bits Description 139 ======= ========================================== 140 [7:0] Sets clock spectrum spread percentage: 141 0x00=0.2% , 0x3F=10% 142 1 LSB = 0.1% increase in spread (for 143 settings 0x01 thru 0x1C) 144 1 LSB = 0.2% increase in spread (for 145 settings 0x1E thru 0x3F) 146 [8] When set to 1, enables spread 147 spectrum clock 148 [9] 0: Triangle mode. FFC frequency 149 walks around the Fcenter in a linear 150 fashion 151 1: Random walk mode. FFC frequency 152 changes randomly within the SSC 153 (Spread spectrum clock) range 154 [10] 0: No white noise. 1: Add white noise 155 to spread waveform 156 [11] When 1, future writes are ignored. 157 ======= ==========================================