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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/regulator/mc13xxx.h
Initial import
Diffstat (limited to 'drivers/regulator/mc13xxx.h')
-rw-r--r--drivers/regulator/mc13xxx.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/regulator/mc13xxx.h b/drivers/regulator/mc13xxx.h
new file mode 100644
index 000000000..2ab9bfd93
--- /dev/null
+++ b/drivers/regulator/mc13xxx.h
@@ -0,0 +1,112 @@
+/*
+ * 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;
+};
+
+struct mc13xxx_regulator_priv {
+ struct mc13xxx *mc13xxx;
+ u32 powermisc_pwgt_state;
+ struct mc13xxx_regulator *mc13xxx_regulators;
+ int num_regulators;
+ struct regulator_dev *regulators[];
+};
+
+extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
+ int min_uV, int max_uV, unsigned *selector);
+
+#ifdef CONFIG_OF
+extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);
+extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
+ struct platform_device *pdev, struct mc13xxx_regulator *regulators,
+ int num_regulators);
+#else
+static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
+{
+ return -ENODEV;
+}
+
+static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
+ struct platform_device *pdev, struct mc13xxx_regulator *regulators,
+ int num_regulators)
+{
+ return NULL;
+}
+#endif
+
+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 = #_name, \
+ .n_voltages = ARRAY_SIZE(_voltages), \
+ .volt_table = _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,\
+ }
+
+#define MC13xxx_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops) \
+ [prefix ## _name] = { \
+ .desc = { \
+ .name = #_name, \
+ .n_voltages = ARRAY_SIZE(_voltages), \
+ .volt_table = _voltages, \
+ .ops = &_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = prefix ## _name, \
+ .owner = THIS_MODULE, \
+ }, \
+ .reg = prefix ## _reg, \
+ .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
+ }
+
+#define MC13xxx_GPO_DEFINE(prefix, _name, _reg, _voltages, _ops) \
+ [prefix ## _name] = { \
+ .desc = { \
+ .name = #_name, \
+ .n_voltages = ARRAY_SIZE(_voltages), \
+ .volt_table = _voltages, \
+ .ops = &_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = prefix ## _name, \
+ .owner = THIS_MODULE, \
+ }, \
+ .reg = prefix ## _reg, \
+ .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
+ }
+
+#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