/* SPDX-License-Identifier: GPL-2.0+ */
// s2dos05.h
//
// Copyright (c) 2016 Samsung Electronics Co., Ltd
//              http://www.samsung.com
// Copyright (C) 2024 Dzmitry Sankouski <dsankouski@gmail.com>

#ifndef __LINUX_S2DOS05_H
#define __LINUX_S2DOS05_H

// S2DOS05 registers
// Slave Addr : 0xC0
enum S2DOS05_reg {
        S2DOS05_REG_DEV_ID,
        S2DOS05_REG_TOPSYS_STAT,
        S2DOS05_REG_STAT,
        S2DOS05_REG_EN,
        S2DOS05_REG_LDO1_CFG,
        S2DOS05_REG_LDO2_CFG,
        S2DOS05_REG_LDO3_CFG,
        S2DOS05_REG_LDO4_CFG,
        S2DOS05_REG_BUCK_CFG,
        S2DOS05_REG_BUCK_VOUT,
        S2DOS05_REG_IRQ_MASK = 0x0D,
        S2DOS05_REG_SSD_TSD = 0x0E,
        S2DOS05_REG_OCL = 0x10,
        S2DOS05_REG_IRQ = 0x11
};

// S2DOS05 regulator ids
enum S2DOS05_regulators {
        S2DOS05_LDO1,
        S2DOS05_LDO2,
        S2DOS05_LDO3,
        S2DOS05_LDO4,
        S2DOS05_BUCK1,
        S2DOS05_REG_MAX,
};

#define S2DOS05_IRQ_PWRMT_MASK  BIT(5)
#define S2DOS05_IRQ_TSD_MASK    BIT(4)
#define S2DOS05_IRQ_SSD_MASK    BIT(3)
#define S2DOS05_IRQ_SCP_MASK    BIT(2)
#define S2DOS05_IRQ_UVLO_MASK   BIT(1)
#define S2DOS05_IRQ_OCD_MASK    BIT(0)

#define S2DOS05_BUCK_MIN1       506250
#define S2DOS05_LDO_MIN1        1500000
#define S2DOS05_LDO_MIN2        2700000
#define S2DOS05_BUCK_STEP1      6250
#define S2DOS05_LDO_STEP1       25000
#define S2DOS05_LDO_VSEL_MASK   0x7F
#define S2DOS05_LDO_FD_MASK     0x80
#define S2DOS05_BUCK_VSEL_MASK  0xFF
#define S2DOS05_BUCK_FD_MASK    0x08

#define S2DOS05_ENABLE_MASK_L1  BIT(0)
#define S2DOS05_ENABLE_MASK_L2  BIT(1)
#define S2DOS05_ENABLE_MASK_L3  BIT(2)
#define S2DOS05_ENABLE_MASK_L4  BIT(3)
#define S2DOS05_ENABLE_MASK_B1  BIT(4)

#define S2DOS05_RAMP_DELAY      12000

#define S2DOS05_ENABLE_TIME_LDO         50
#define S2DOS05_ENABLE_TIME_BUCK        350

#define S2DOS05_LDO_N_VOLTAGES  (S2DOS05_LDO_VSEL_MASK + 1)
#define S2DOS05_BUCK_N_VOLTAGES (S2DOS05_BUCK_VSEL_MASK + 1)

#define S2DOS05_REGULATOR_MAX   (S2DOS05_REG_MAX)

#endif // __LINUX_S2DOS05_H