u-boot/drivers/power/pmic/pmic_mc34vr500.c
Hou Zhiqiang 762161b04a pmic: pmic_mc34vr500: Add a driver for the mc34vr500 pmic
This patch adds a simple pmic driver for the mc34vr500 pmic which
is used in conjunction with the fsl T1 and LS1 series SoC.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: York Sun <york.sun@nxp.com>
2017-01-18 09:28:53 -08:00

32 lines
639 B
C

/*
* Copyright 2016 Freescale Semiconductor, Inc.
* Hou Zhiqiang <Zhiqiang.Hou@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <errno.h>
#include <i2c.h>
#include <power/pmic.h>
#include <power/mc34vr500_pmic.h>
int power_mc34vr500_init(unsigned char bus)
{
static const char name[] = "MC34VR500";
struct pmic *p = pmic_alloc();
if (!p) {
printf("%s: POWER allocation error!\n", __func__);
return -ENOMEM;
}
p->name = name;
p->interface = PMIC_I2C;
p->number_of_regs = MC34VR500_NUM_OF_REGS;
p->hw.i2c.addr = MC34VR500_I2C_ADDR;
p->hw.i2c.tx_num = 1;
p->bus = bus;
return 0;
}