2 * Copyright (C) 2012 Samsung Electronics
3 * Lukasz Majewski <l.majewski@samsung.com>
5 * SPDX-License-Identifier: GPL-2.0+
9 #include <power/pmic.h>
10 #include <power/power_chrg.h>
11 #include <power/max8997_muic.h>
15 static int power_chrg_get_type(struct pmic *p)
18 unsigned char charge_type, charger;
23 pmic_reg_read(p, MAX8997_MUIC_STATUS2, &val);
24 charge_type = val & MAX8997_MUIC_CHG_MASK;
26 switch (charge_type) {
27 case MAX8997_MUIC_CHG_NO:
30 case MAX8997_MUIC_CHG_USB:
31 case MAX8997_MUIC_CHG_USB_D:
32 charger = CHARGER_USB;
34 case MAX8997_MUIC_CHG_TA:
35 case MAX8997_MUIC_CHG_TA_1A:
38 case MAX8997_MUIC_CHG_TA_500:
39 charger = CHARGER_TA_500;
42 charger = CHARGER_UNKNOWN;
49 static struct power_chrg power_chrg_muic_ops = {
50 .chrg_type = power_chrg_get_type,
53 int power_muic_init(unsigned int bus)
55 static const char name[] = "MAX8997_MUIC";
56 struct pmic *p = pmic_alloc();
59 printf("%s: POWER allocation error!\n", __func__);
63 debug("Board Micro USB Interface Controller init\n");
66 p->interface = PMIC_I2C;
67 p->number_of_regs = MUIC_NUM_OF_REGS;
68 p->hw.i2c.addr = MAX8997_MUIC_I2C_ADDR;
72 p->chrg = &power_chrg_muic_ops;