make mc13783 regulator code generic
move some common functions and micros of mc13783 regulaor driver to
a seperate file, which makes it possible for mc13892 to share code.
Signed-off-by: Yong Shen <yong.shen@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
diff --git a/drivers/regulator/mc13xxx.h b/drivers/regulator/mc13xxx.h
new file mode 100644
index 0000000..2775826
--- /dev/null
+++ b/drivers/regulator/mc13xxx.h
@@ -0,0 +1,101 @@
+/*
+ * mc13xxx.h - regulators for the Freescale mc13xxx PMIC
+ *
+ * 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_MC13XXX_H
+#define __LINUX_REGULATOR_MC13XXX_H
+
+#include <linux/regulator/driver.h>
+
+struct mc13xxx_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 mc13xxx_regulator_priv {
+ struct mc13xxx *mc13xxx;
+ u32 powermisc_pwgt_state;
+ struct mc13xxx_regulator *mc13xxx_regulators;
+ struct regulator_dev *regulators[];
+};
+
+extern int mc13xxx_sw_regulator(struct regulator_dev *rdev);
+extern int mc13xxx_sw_regulator_is_enabled(struct regulator_dev *rdev);
+extern int mc13xxx_get_best_voltage_index(struct regulator_dev *rdev,
+ int min_uV, int max_uV);
+extern int mc13xxx_regulator_list_voltage(struct regulator_dev *rdev,
+ unsigned selector);
+extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
+ int min_uV, int max_uV, unsigned *selector);
+extern int mc13xxx_fixed_regulator_get_voltage(struct regulator_dev *rdev);
+
+extern struct regulator_ops mc13xxx_regulator_ops;
+extern struct regulator_ops mc13xxx_fixed_regulator_ops;
+
+#define MC13xxx_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 MC13xxx_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, \
+ }
+
+#define MC13xxx_GPO_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, \
+ }
+
+#define MC13xxx_DEFINE_SW(_name, _reg, _vsel_reg, _voltages, ops) \
+ MC13xxx_DEFINE(SW, _name, _reg, _vsel_reg, _voltages, ops)
+#define MC13xxx_DEFINE_REGU(_name, _reg, _vsel_reg, _voltages, ops) \
+ MC13xxx_DEFINE(REGU, _name, _reg, _vsel_reg, _voltages, ops)
+
+#endif