1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2012 Samsung Electronics
4 * Lukasz Majewski <l.majewski@samsung.com>
8 #include <power/pmic.h>
9 #include <power/power_chrg.h>
10 #include <power/max8997_muic.h>
14 static int power_chrg_get_type(struct pmic *p)
17 unsigned char charge_type, charger;
22 pmic_reg_read(p, MAX8997_MUIC_STATUS2, &val);
23 charge_type = val & MAX8997_MUIC_CHG_MASK;
25 switch (charge_type) {
26 case MAX8997_MUIC_CHG_NO:
29 case MAX8997_MUIC_CHG_USB:
30 case MAX8997_MUIC_CHG_USB_D:
31 charger = CHARGER_USB;
33 case MAX8997_MUIC_CHG_TA:
34 case MAX8997_MUIC_CHG_TA_1A:
37 case MAX8997_MUIC_CHG_TA_500:
38 charger = CHARGER_TA_500;
41 charger = CHARGER_UNKNOWN;
48 static struct power_chrg power_chrg_muic_ops = {
49 .chrg_type = power_chrg_get_type,
52 int power_muic_init(unsigned int bus)
54 static const char name[] = "MAX8997_MUIC";
55 struct pmic *p = pmic_alloc();
58 printf("%s: POWER allocation error!\n", __func__);
62 debug("Board Micro USB Interface Controller init\n");
65 p->interface = PMIC_I2C;
66 p->number_of_regs = MUIC_NUM_OF_REGS;
67 p->hw.i2c.addr = MAX8997_MUIC_I2C_ADDR;
71 p->chrg = &power_chrg_muic_ops;