linux_dsm_epyc7002/include/linux/regulator/lp3972.h
Axel Lin 5976f0959d Regulator: LP3972 PMIC regulator driver
This patch adds regulator drivers for National Semiconductors LP3972 PMIC.
This LP3972 PMIC controller has 3 DC/DC voltage converters and 5 low drop-out
(LDO) regulators. LP3972 PMIC controller uses I2C interface.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
2010-10-28 22:40:31 +01:00

49 lines
1.3 KiB
C

/*
* National Semiconductors LP3972 PMIC chip client interface
*
* Based on lp3971.h
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __LINUX_REGULATOR_LP3972_H
#define __LINUX_REGULATOR_LP3972_H
#include <linux/regulator/machine.h>
#define LP3972_LDO1 0
#define LP3972_LDO2 1
#define LP3972_LDO3 2
#define LP3972_LDO4 3
#define LP3972_LDO5 4
#define LP3972_DCDC1 5
#define LP3972_DCDC2 6
#define LP3972_DCDC3 7
#define LP3972_NUM_REGULATORS 8
struct lp3972_regulator_subdev {
int id;
struct regulator_init_data *initdata;
};
struct lp3972_platform_data {
int num_regulators;
struct lp3972_regulator_subdev *regulators;
};
#endif