9bcfca123c
Add the following functions: tps65218_reg_read() for accessing redisters tps65218_toggle_fseal() for toggling the fseal bit tps65218_lock_fsea() for locking the fseal bit to 1 Add the following defines: All status register bits Cc: Tom Rini <trini@konsulko.com> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: Igor Grinberg <grinberg@compulab.co.il> Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il> Reviewed-by: Tom Rini <trini@konsulko.com>
80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
/*
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* (C) Copyright 2014
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* Texas Instruments, <www.ti.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __POWER_TPS65218_H__
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#define __POWER_TPS65218_H__
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#include <linux/bitops.h>
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/* I2C chip address */
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#define TPS65218_CHIP_PM 0x24
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/* Registers */
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enum {
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TPS65218_CHIPID = 0x00,
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TPS65218_INT1,
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TPS65218_INT2,
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TPS65218_INT_MASK1,
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TPS65218_INT_MASK2,
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TPS65218_STATUS,
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TPS65218_CONTROL,
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TPS65218_FLAG,
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TPS65218_PASSWORD = 0x10,
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TPS65218_ENABLE1,
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TPS65218_ENABLE2,
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TPS65218_CONFIG1,
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TPS65218_CONFIG2,
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TPS65218_CONFIG3,
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TPS65218_DCDC1,
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TPS65218_DCDC2,
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TPS65218_DCDC3,
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TPS65218_DCDC4,
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TPS65218_SLEW,
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TPS65218_LDO1,
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TPS65218_SEQ1 = 0x20,
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TPS65218_SEQ2,
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TPS65218_SEQ3,
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TPS65218_SEQ4,
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TPS65218_SEQ5,
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TPS65218_SEQ6,
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TPS65218_SEQ7,
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TPS65218_PMIC_NUM_OF_REGS,
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};
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#define TPS65218_PROT_LEVEL_NONE 0x00
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#define TPS65218_PROT_LEVEL_1 0x01
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#define TPS65218_PROT_LEVEL_2 0x02
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#define TPS65218_PASSWORD_LOCK_FOR_WRITE 0x00
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#define TPS65218_PASSWORD_UNLOCK 0x7D
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#define TPS65218_DCDC_GO 0x80
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#define TPS65218_MASK_ALL_BITS 0xFF
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#define TPS65218_DCDC_VOLT_SEL_0950MV 0x0a
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#define TPS65218_DCDC_VOLT_SEL_1100MV 0x19
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#define TPS65218_DCDC_VOLT_SEL_1200MV 0x23
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#define TPS65218_DCDC_VOLT_SEL_1260MV 0x29
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#define TPS65218_DCDC_VOLT_SEL_1330MV 0x30
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#define TPS65218_CC_STAT (BIT(0) | BIT(1))
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#define TPS65218_STATE (BIT(2) | BIT(3))
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#define TPS65218_PB_STATE BIT(4)
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#define TPS65218_AC_STATE BIT(5)
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#define TPS65218_EE BIT(6)
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#define TPS65218_FSEAL BIT(7)
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int tps65218_reg_read(uchar dest_reg, uchar *dest_val);
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int tps65218_reg_write(uchar prot_level, uchar dest_reg, uchar dest_val,
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uchar mask);
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int tps65218_voltage_update(uchar dc_cntrl_reg, uchar volt_sel);
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int tps65218_toggle_fseal(void);
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int tps65218_lock_fseal(void);
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int power_tps65218_init(unsigned char bus);
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#endif /* __POWER_TPS65218_H__ */
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