diff options
| author | Robin Gong <B38343@freescale.com> | 2011-10-10 18:33:38 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-01-09 21:02:42 +0800 |
| commit | e279ea2f9e5d89bbe0e926ea3077ca61166a479d (patch) | |
| tree | e5c5a4d23479f13414f6fd63421a35a1cb0bc713 /drivers/regulator/mc34708.h | |
| parent | 9341e9ab08330f9faf1907e03d202fd7bf9e8720 (diff) | |
ENGR00159530-3 mc34708:add new regulator driver
1.add new regulator driver for new pmic core driver
2.add Kconfig and Makefile
Signed-off-by: Robin Gong <B38343@freescale.com>
Diffstat (limited to 'drivers/regulator/mc34708.h')
| -rw-r--r-- | drivers/regulator/mc34708.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/drivers/regulator/mc34708.h b/drivers/regulator/mc34708.h new file mode 100644 index 000000000000..17447dc965ef --- /dev/null +++ b/drivers/regulator/mc34708.h @@ -0,0 +1,79 @@ +/* + * mc34708.h - regulators for the Freescale mc34708 PMIC + * Copyright (C) 2004-2011 Freescale Semiconductor, Inc. + * based on: + * Copyright (C) 2010 Yong Shen <yong.shen@linaro.org> + * + * 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. + */ + +#ifndef __LINUX_REGULATOR_MC34708_H +#define __LINUX_REGULATOR_MC34708_H + +#include <linux/regulator/driver.h> + +struct mc34708_regulator { + struct regulator_desc desc; + int reg; + int enable_bit; + int vsel_reg; + int vsel_shift; + int vsel_mask; + int hi_bit; + int const *voltages; +}; + +struct mc34708_regulator_priv { + struct mc_pmic *mc34708; + struct mc34708_regulator *mc34708_regulators; + struct regulator_dev *regulators[]; +}; + +int mc34708_sw_regulator(struct regulator_dev *rdev); +int mc34708_sw_regulator_is_enabled(struct regulator_dev *rdev); +int mc34708_get_best_voltage_index(struct regulator_dev *rdev, + int min_uV, int max_uV); +int mc34708_regulator_list_voltage(struct regulator_dev *rdev, + unsigned selector); +int mc34708_fixed_regulator_set_voltage(struct regulator_dev *rdev, + int min_uV, int max_uV, + unsigned *selector); +int mc34708_fixed_regulator_get_voltage(struct regulator_dev *rdev); + +#define MC34708_DEFINE(prefix, _name, _reg, _vsel_reg, _voltages, _ops) \ + [prefix ## _name] = { \ + .desc = { \ + .name = #prefix "_" #_name, \ + .n_voltages = ARRAY_SIZE(_voltages), \ + .ops = &_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = prefix ## _name, \ + .owner = THIS_MODULE, \ + }, \ + .reg = prefix ## _reg, \ + .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ + .vsel_reg = prefix ## _vsel_reg, \ + .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\ + .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\ + .voltages = _voltages, \ + } + +#define MC34708_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops) \ + [prefix ## _name] = { \ + .desc = { \ + .name = #prefix "_" #_name, \ + .n_voltages = ARRAY_SIZE(_voltages), \ + .ops = &_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = prefix ## _name, \ + .owner = THIS_MODULE, \ + }, \ + .reg = prefix ## _reg, \ + .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ + .voltages = _voltages, \ + } + +#endif |