| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #ifndef _GSC_HWMON_H |
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| 3 | #define _GSC_HWMON_H |
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| 4 | |
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| 5 | enum gsc_hwmon_mode { |
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| 6 | mode_temperature, |
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| 7 | mode_voltage_24bit, |
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| 8 | mode_voltage_raw, |
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| 9 | mode_voltage_16bit, |
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| 10 | mode_fan, |
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| 11 | mode_max, |
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| 12 | }; |
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| 13 | |
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| 14 | /** |
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| 15 | * struct gsc_hwmon_channel - configuration parameters |
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| 16 | * @reg: I2C register offset |
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| 17 | * @mode: channel mode |
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| 18 | * @name: channel name |
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| 19 | * @mvoffset: voltage offset |
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| 20 | * @vdiv: voltage divider array (2 resistor values in milli-ohms) |
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| 21 | */ |
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| 22 | struct gsc_hwmon_channel { |
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| 23 | unsigned int reg; |
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| 24 | unsigned int mode; |
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| 25 | const char *name; |
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| 26 | unsigned int mvoffset; |
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| 27 | unsigned int vdiv[2]; |
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| 28 | }; |
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| 29 | |
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| 30 | /** |
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| 31 | * struct gsc_hwmon_platform_data - platform data for gsc_hwmon driver |
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| 32 | * @nchannels: number of elements in @channels array |
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| 33 | * @vreference: voltage reference (mV) |
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| 34 | * @resolution: ADC bit resolution |
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| 35 | * @fan_base: register base for FAN controller |
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| 36 | * @channels: array of gsc_hwmon_channel structures describing channels |
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| 37 | */ |
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| 38 | struct gsc_hwmon_platform_data { |
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| 39 | int nchannels; |
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| 40 | unsigned int resolution; |
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| 41 | unsigned int vreference; |
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| 42 | unsigned int fan_base; |
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| 43 | struct gsc_hwmon_channel channels[] __counted_by(nchannels); |
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| 44 | }; |
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| 45 | #endif |
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| 46 | |
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