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10c331a400
* port TCH Supra 402 branch * refactor TMP1075 (unused?) driver using i2c_master module * pulled in @Bitmaker-hub stratum_task.c DNS changes from PR #185 * removing serial debug --------- Co-authored-by: Skot <skot@bitnet.cx>
86 lines
3.1 KiB
C
86 lines
3.1 KiB
C
#ifndef TPS546_H_
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#define TPS546_H_
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#define TPS546_I2CADDR 0x24 //< TPS546 i2c address
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#define TPS546_MANUFACTURER_ID 0xFE //< Manufacturer ID
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#define TPS546_REVISION 0xFF //< Chip revision
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/*-------------------------*/
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/* These are the inital values for the voltage regulator configuration */
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/* when the config revision stored in the TPS546 doesn't match, these values are used */
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#define TPS546_INIT_ON_OFF_CONFIG 0x18 /* use ON_OFF command to control power */
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#define OPERATION_OFF 0x00
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#define OPERATION_ON 0x80
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#define TPS546_INIT_FREQUENCY 650 /* KHz */
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/* vin voltage */
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#define TPS546_INIT_VIN_ON 4.8 /* V */
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#define TPS546_INIT_VIN_OFF 4.5 /* V */
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#define TPS546_INIT_VIN_UV_WARN_LIMIT 5.8 /* V */
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#define TPS546_INIT_VIN_OV_FAULT_LIMIT 6.0 /* V */
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#define TPS546_INIT_VIN_OV_FAULT_RESPONSE 0xB7 /* retry 6 times */
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/* vout voltage */
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#define TPS546_INIT_SCALE_LOOP 0.25 /* Voltage Scale factor */
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#define TPS546_INIT_VOUT_MAX 3 /* V */
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#define TPS546_INIT_VOUT_OV_FAULT_LIMIT 1.25 /* %/100 above VOUT_COMMAND */
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#define TPS546_INIT_VOUT_OV_WARN_LIMIT 1.1 /* %/100 above VOUT_COMMAND */
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#define TPS546_INIT_VOUT_MARGIN_HIGH 1.1 /* %/100 above VOUT */
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#define TPS546_INIT_VOUT_COMMAND 1.2 /* V absolute value */
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#define TPS546_INIT_VOUT_MARGIN_LOW 0.90 /* %/100 below VOUT */
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#define TPS546_INIT_VOUT_UV_WARN_LIMIT 0.90 /* %/100 below VOUT_COMMAND */
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#define TPS546_INIT_VOUT_UV_FAULT_LIMIT 0.75 /* %/100 below VOUT_COMMAND */
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#define TPS546_INIT_VOUT_MIN 1 /* v */
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/* iout current */
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#define TPS546_INIT_IOUT_OC_WARN_LIMIT 25.00 /* A */
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#define TPS546_INIT_IOUT_OC_FAULT_LIMIT 30.00 /* A */
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#define TPS546_INIT_IOUT_OC_FAULT_RESPONSE 0xC0 /* shut down, no retries */
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/* temperature */
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// It is better to set the temperature warn limit for TPS546 more higher than Ultra
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#define TPS546_INIT_OT_WARN_LIMIT 105 /* degrees C */
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#define TPS546_INIT_OT_FAULT_LIMIT 145 /* degrees C */
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#define TPS546_INIT_OT_FAULT_RESPONSE 0xFF /* wait for cooling, and retry */
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/* timing */
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#define TPS546_INIT_TON_DELAY 0
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#define TPS546_INIT_TON_RISE 3
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#define TPS546_INIT_TON_MAX_FAULT_LIMIT 0
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#define TPS546_INIT_TON_MAX_FAULT_RESPONSE 0x3B
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#define TPS546_INIT_TOFF_DELAY 0
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#define TPS546_INIT_TOFF_FALL 0
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#define INIT_STACK_CONFIG 0x0000
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#define INIT_SYNC_CONFIG 0x0010
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#define INIT_PIN_DETECT_OVERRIDE 0x0000
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/*-------------------------*/
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/* PMBUS_ON_OFF_CONFIG initialization values */
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#define ON_OFF_CONFIG_PU 0x10 // turn on PU bit
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#define ON_OFF_CONFIG_CMD 0x08 // turn on CMD bit
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#define ON_OFF_CONFIG_CP 0x00 // turn off CP bit
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#define ON_OFF_CONFIG_POLARITY 0x00 // turn off POLARITY bit
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#define ON_OFF_CONFIG_DELAY 0x00 // turn off DELAY bit
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/* public functions */
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int TPS546_init(void);
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void TPS546_read_mfr_info(uint8_t *);
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void TPS546_set_mfr_info(void);
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void TPS546_write_entire_config(void);
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int TPS546_get_frequency(void);
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void TPS546_set_frequency(int);
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int TPS546_get_temperature(void);
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float TPS546_get_vin(void);
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float TPS546_get_iout(void);
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float TPS546_get_vout(void);
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void TPS546_set_vout(float volts);
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void TPS546_show_voltage_settings(void);
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#endif /* TPS546_H_ */
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