72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
#ifndef __TPS65950_H
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#define __TPS65950_H
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/*
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* The chip is so huge it's split into multiple sub-modules, each with 256
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* byte register maps on it's own slave addresses. Use ID1, ID2, ... to
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* specify which sub-module to communicate with. Each slave address can have
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* registers for one or more peripherals.
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*/
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/* Slave Address 0x48 (USB) */
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#define ID1 0
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/* Slave Address 0x49 (AUDIO_VOICE/GPIO/INTBR/PIH/TEST) */
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#define ID2 1
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/* Interface Bit Registers (INTBR) */
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/* Chip Identifier
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*
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* When combined to uint32_t, these are the subfields:
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* [31:28] - Silicon version number
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* [27:12] - Part code number
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* [11: 1] - Manufacturer code
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* [ 0] - Least-significant bit (LSB)
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*/
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#define IDCODE_7_0_REG 0x85
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#define IDCODE_15_8_REG 0x86
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#define IDCODE_23_16_REG 0x87
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#define IDCODE_31_24_REG 0x88
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#define IDCODE_REV_1_0 0x00009002f
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#define IDCODE_REV_1_1 0x01009002f
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#define IDCODE_REV_1_2 0x03009002f
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/* Write 0x49 to UNLOCK_TEST_REG to unlock reading of IDCODE and DIEID */
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#define UNLOCK_TEST_REG 0x97
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#define UNLOCK_TEST_CODE 0x49
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/* Slave Address 0x4a (BCI/MADC/MAIN_CHARGE/PWM01/LED/PWMAB/KEYPAD) */
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#define ID3 2
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/* Slave Address 0x4b (BACKUP_REG/INT/PM_MASTER/SECURED_REG) */
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#define ID4 3
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/*
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* Real Time Clock
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*/
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#define SECONDS_REG 0x1c
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#define MINUTES_REG 0x1d
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#define HOURS_REG 0x1e
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#define DAYS_REG 0x1f
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#define MONTHS_REG 0x20
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#define YEARS_REG 0x21
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#define RTC_CTRL_REG 0x00000029
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#define GET_TIME_BIT 6
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#define STOP_RTC_BIT 0
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#define RTC_STATUS_REG 0x0000002A
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#define RUN_BIT 1
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int reg_read(uint8_t id, uint8_t reg, uint8_t * val);
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int reg_write(uint8_t id, uint8_t reg, uint8_t val);
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int reg_set(uint8_t id, uint8_t reg, uint8_t mask);
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int reg_clear(uint8_t id, uint8_t reg, uint8_t mask);
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#endif /* __TPS65950_H */
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