From 5976f0959d5251ae5b4db848eaa2f42a19e98652 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Thu, 16 Sep 2010 16:48:49 +0800 Subject: 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 Acked-by: Mark Brown Signed-off-by: Liam Girdwood --- include/linux/regulator/lp3972.h | 48 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 include/linux/regulator/lp3972.h (limited to 'include') diff --git a/include/linux/regulator/lp3972.h b/include/linux/regulator/lp3972.h new file mode 100644 index 00000000000..9bb7389b7a1 --- /dev/null +++ b/include/linux/regulator/lp3972.h @@ -0,0 +1,48 @@ +/* + * 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 + +#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 -- cgit v1.2.3-70-g09d2