Documentation/hwmon/mp2975.rst

1 .. SPDX-License-Identifier: GPL-2.0
17 -----------
20 vendor dual-loop, digital, multi-phase controller MP2975.
24 - Supports up to two power rail.
25 - Provides 8 pulse-width modulations (PWMs), and can be configured up
26   to 8-phase operation for rail 1 and up to 4-phase operation for rail
28 - Supports two pages 0 and 1 for telemetry and also pages 2 and 3 for
30 - Can configured VOUT readout in direct or VID format and allows
32   protocols are available: VR13 mode with 5-mV DAC; VR13 mode with
33   10-mV DAC, IMVP9 mode with 5-mV DAC.
37 - SVID interface.
38 - AVSBus interface.
42 - PMBus rev 1.3 interface.
52 - for current in: input, maximum alarm;
53 - for current out input, maximum alarm and highest values;
54 - for phase current: input and label.
59 - 'n' is number of telemetry pages (from 1 to 2);
60 - 'k' is number of configured phases (from 1 to 8);
61 - indexes 1, 1*n for "iin";
62 - indexes n+1, n+2 for "iout";
63 - indexes 2*n+1 ... 2*n + k for phases.
65 **curr[1-{2n}]_alarm**
67 **curr[{n+1}-{n+2}]_highest**
69 **curr[1-{2n+k}]_input**
71 **curr[1-{2n+k}]_label**
75 - for voltage in: input, high critical threshold, high critical alarm, all only
77 - for voltage out: input, low and high critical thresholds, low and high
82 - 'n' is number of telemetry pages (from 1 to 2);
83 - indexes 1 for "iin";
84 - indexes n+1, n+2 for "vout";
86 **in[1-{2n+1}]_crit**
88 **in[1-{2n+1}]_crit_alarm**
90 **in[1-{2n+1}]_input**
92 **in[1-{2n+1}]_label**
94 **in[2-{n+1}]_lcrit**
96 **in[2-{n+1}1_lcrit_alarm**
100 - for power in alarm and input.
101 - for power out: highest and input.
105 - 'n' is number of telemetry pages (from 1 to 2);
106 - indexes 1 for "pin";
107 - indexes n+1, n+2 for "pout";
111 **power[2-{n+1}]_highest**
113 **power[1-{2n+1}]_input**
115 **power[1-{2n+1}]_label**