xref: /openbmc/u-boot/drivers/power/pmic/pmic_ltc3676.c (revision 5e2f01772a87ddd8592d5a53de85261b62faa7fb)
1*5e2f0177STim Harvey /*
2*5e2f0177STim Harvey  * Copyright (C) 2014 Gateworks Corporation
3*5e2f0177STim Harvey  * Tim Harvey <tharvey@gateworks.com>
4*5e2f0177STim Harvey  *
5*5e2f0177STim Harvey  * SPDX-License-Identifier:      GPL-2.0+
6*5e2f0177STim Harvey  */
7*5e2f0177STim Harvey 
8*5e2f0177STim Harvey #include <common.h>
9*5e2f0177STim Harvey #include <errno.h>
10*5e2f0177STim Harvey #include <i2c.h>
11*5e2f0177STim Harvey #include <power/pmic.h>
12*5e2f0177STim Harvey #include <power/ltc3676_pmic.h>
13*5e2f0177STim Harvey 
14*5e2f0177STim Harvey int power_ltc3676_init(unsigned char bus)
15*5e2f0177STim Harvey {
16*5e2f0177STim Harvey 	static const char name[] = "LTC3676_PMIC";
17*5e2f0177STim Harvey 	struct pmic *p = pmic_alloc();
18*5e2f0177STim Harvey 
19*5e2f0177STim Harvey 	if (!p) {
20*5e2f0177STim Harvey 		printf("%s: POWER allocation error!\n", __func__);
21*5e2f0177STim Harvey 		return -ENOMEM;
22*5e2f0177STim Harvey 	}
23*5e2f0177STim Harvey 
24*5e2f0177STim Harvey 	p->name = name;
25*5e2f0177STim Harvey 	p->interface = PMIC_I2C;
26*5e2f0177STim Harvey 	p->number_of_regs = LTC3676_NUM_OF_REGS;
27*5e2f0177STim Harvey 	p->hw.i2c.addr = CONFIG_POWER_LTC3676_I2C_ADDR;
28*5e2f0177STim Harvey 	p->hw.i2c.tx_num = 1;
29*5e2f0177STim Harvey 	p->bus = bus;
30*5e2f0177STim Harvey 
31*5e2f0177STim Harvey 	return 0;
32*5e2f0177STim Harvey }
33