mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-27 11:55:53 +00:00
37778d83a7
Remove incorrect e-mail addresses from the copyright header and MODULE_AUTHOR() macro. These e-mail addresses are no longer in use. The author names have not been changed, only the e-mail addresses have been deleted from the source files. Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
299 lines
7.7 KiB
C
299 lines
7.7 KiB
C
/* da9063-i2c.c: Interrupt support for Dialog DA9063
|
|
*
|
|
* Copyright 2012 Dialog Semiconductor Ltd.
|
|
* Copyright 2013 Philipp Zabel, Pengutronix
|
|
*
|
|
* Author: Krystian Garbaciak, Dialog Semiconductor
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/regmap.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/err.h>
|
|
|
|
#include <linux/mfd/core.h>
|
|
#include <linux/mfd/da9063/core.h>
|
|
#include <linux/mfd/da9063/pdata.h>
|
|
#include <linux/mfd/da9063/registers.h>
|
|
|
|
#include <linux/of.h>
|
|
#include <linux/regulator/of_regulator.h>
|
|
|
|
static const struct regmap_range da9063_ad_readable_ranges[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_AD_REG_SECOND_D,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ,
|
|
.range_max = DA9063_REG_ID_32_31,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ_A,
|
|
.range_max = DA9063_REG_AUTO3_LOW,
|
|
}, {
|
|
.range_min = DA9063_REG_T_OFFSET,
|
|
.range_max = DA9063_AD_REG_GP_ID_19,
|
|
}, {
|
|
.range_min = DA9063_REG_CHIP_ID,
|
|
.range_max = DA9063_REG_CHIP_VARIANT,
|
|
},
|
|
};
|
|
|
|
static const struct regmap_range da9063_ad_writeable_ranges[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_REG_PAGE_CON,
|
|
}, {
|
|
.range_min = DA9063_REG_FAULT_LOG,
|
|
.range_max = DA9063_REG_VSYS_MON,
|
|
}, {
|
|
.range_min = DA9063_REG_COUNT_S,
|
|
.range_max = DA9063_AD_REG_ALARM_Y,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ,
|
|
.range_max = DA9063_REG_ID_32_31,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ_A,
|
|
.range_max = DA9063_REG_AUTO3_LOW,
|
|
}, {
|
|
.range_min = DA9063_REG_CONFIG_I,
|
|
.range_max = DA9063_AD_REG_MON_REG_4,
|
|
}, {
|
|
.range_min = DA9063_AD_REG_GP_ID_0,
|
|
.range_max = DA9063_AD_REG_GP_ID_19,
|
|
},
|
|
};
|
|
|
|
static const struct regmap_range da9063_ad_volatile_ranges[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_REG_EVENT_D,
|
|
}, {
|
|
.range_min = DA9063_REG_CONTROL_A,
|
|
.range_max = DA9063_REG_CONTROL_B,
|
|
}, {
|
|
.range_min = DA9063_REG_CONTROL_E,
|
|
.range_max = DA9063_REG_CONTROL_F,
|
|
}, {
|
|
.range_min = DA9063_REG_BCORE2_CONT,
|
|
.range_max = DA9063_REG_LDO11_CONT,
|
|
}, {
|
|
.range_min = DA9063_REG_DVC_1,
|
|
.range_max = DA9063_REG_ADC_MAN,
|
|
}, {
|
|
.range_min = DA9063_REG_ADC_RES_L,
|
|
.range_max = DA9063_AD_REG_SECOND_D,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ,
|
|
.range_max = DA9063_REG_SEQ,
|
|
}, {
|
|
.range_min = DA9063_REG_EN_32K,
|
|
.range_max = DA9063_REG_EN_32K,
|
|
}, {
|
|
.range_min = DA9063_AD_REG_MON_REG_5,
|
|
.range_max = DA9063_AD_REG_MON_REG_6,
|
|
},
|
|
};
|
|
|
|
static const struct regmap_access_table da9063_ad_readable_table = {
|
|
.yes_ranges = da9063_ad_readable_ranges,
|
|
.n_yes_ranges = ARRAY_SIZE(da9063_ad_readable_ranges),
|
|
};
|
|
|
|
static const struct regmap_access_table da9063_ad_writeable_table = {
|
|
.yes_ranges = da9063_ad_writeable_ranges,
|
|
.n_yes_ranges = ARRAY_SIZE(da9063_ad_writeable_ranges),
|
|
};
|
|
|
|
static const struct regmap_access_table da9063_ad_volatile_table = {
|
|
.yes_ranges = da9063_ad_volatile_ranges,
|
|
.n_yes_ranges = ARRAY_SIZE(da9063_ad_volatile_ranges),
|
|
};
|
|
|
|
static const struct regmap_range da9063_bb_readable_ranges[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_BB_REG_SECOND_D,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ,
|
|
.range_max = DA9063_REG_ID_32_31,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ_A,
|
|
.range_max = DA9063_REG_AUTO3_LOW,
|
|
}, {
|
|
.range_min = DA9063_REG_T_OFFSET,
|
|
.range_max = DA9063_BB_REG_GP_ID_19,
|
|
}, {
|
|
.range_min = DA9063_REG_CHIP_ID,
|
|
.range_max = DA9063_REG_CHIP_VARIANT,
|
|
},
|
|
};
|
|
|
|
static const struct regmap_range da9063_bb_writeable_ranges[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_REG_PAGE_CON,
|
|
}, {
|
|
.range_min = DA9063_REG_FAULT_LOG,
|
|
.range_max = DA9063_REG_VSYS_MON,
|
|
}, {
|
|
.range_min = DA9063_REG_COUNT_S,
|
|
.range_max = DA9063_BB_REG_ALARM_Y,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ,
|
|
.range_max = DA9063_REG_ID_32_31,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ_A,
|
|
.range_max = DA9063_REG_AUTO3_LOW,
|
|
}, {
|
|
.range_min = DA9063_REG_CONFIG_I,
|
|
.range_max = DA9063_BB_REG_MON_REG_4,
|
|
}, {
|
|
.range_min = DA9063_BB_REG_GP_ID_0,
|
|
.range_max = DA9063_BB_REG_GP_ID_19,
|
|
},
|
|
};
|
|
|
|
static const struct regmap_range da9063_bb_volatile_ranges[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_REG_EVENT_D,
|
|
}, {
|
|
.range_min = DA9063_REG_CONTROL_A,
|
|
.range_max = DA9063_REG_CONTROL_B,
|
|
}, {
|
|
.range_min = DA9063_REG_CONTROL_E,
|
|
.range_max = DA9063_REG_CONTROL_F,
|
|
}, {
|
|
.range_min = DA9063_REG_BCORE2_CONT,
|
|
.range_max = DA9063_REG_LDO11_CONT,
|
|
}, {
|
|
.range_min = DA9063_REG_DVC_1,
|
|
.range_max = DA9063_REG_ADC_MAN,
|
|
}, {
|
|
.range_min = DA9063_REG_ADC_RES_L,
|
|
.range_max = DA9063_BB_REG_SECOND_D,
|
|
}, {
|
|
.range_min = DA9063_REG_SEQ,
|
|
.range_max = DA9063_REG_SEQ,
|
|
}, {
|
|
.range_min = DA9063_REG_EN_32K,
|
|
.range_max = DA9063_REG_EN_32K,
|
|
}, {
|
|
.range_min = DA9063_BB_REG_MON_REG_5,
|
|
.range_max = DA9063_BB_REG_MON_REG_6,
|
|
},
|
|
};
|
|
|
|
static const struct regmap_access_table da9063_bb_readable_table = {
|
|
.yes_ranges = da9063_bb_readable_ranges,
|
|
.n_yes_ranges = ARRAY_SIZE(da9063_bb_readable_ranges),
|
|
};
|
|
|
|
static const struct regmap_access_table da9063_bb_writeable_table = {
|
|
.yes_ranges = da9063_bb_writeable_ranges,
|
|
.n_yes_ranges = ARRAY_SIZE(da9063_bb_writeable_ranges),
|
|
};
|
|
|
|
static const struct regmap_access_table da9063_bb_volatile_table = {
|
|
.yes_ranges = da9063_bb_volatile_ranges,
|
|
.n_yes_ranges = ARRAY_SIZE(da9063_bb_volatile_ranges),
|
|
};
|
|
|
|
static const struct regmap_range_cfg da9063_range_cfg[] = {
|
|
{
|
|
.range_min = DA9063_REG_PAGE_CON,
|
|
.range_max = DA9063_REG_CHIP_VARIANT,
|
|
.selector_reg = DA9063_REG_PAGE_CON,
|
|
.selector_mask = 1 << DA9063_I2C_PAGE_SEL_SHIFT,
|
|
.selector_shift = DA9063_I2C_PAGE_SEL_SHIFT,
|
|
.window_start = 0,
|
|
.window_len = 256,
|
|
}
|
|
};
|
|
|
|
static struct regmap_config da9063_regmap_config = {
|
|
.reg_bits = 8,
|
|
.val_bits = 8,
|
|
.ranges = da9063_range_cfg,
|
|
.num_ranges = ARRAY_SIZE(da9063_range_cfg),
|
|
.max_register = DA9063_REG_CHIP_VARIANT,
|
|
|
|
.cache_type = REGCACHE_RBTREE,
|
|
};
|
|
|
|
static const struct of_device_id da9063_dt_ids[] = {
|
|
{ .compatible = "dlg,da9063", },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(of, da9063_dt_ids);
|
|
static int da9063_i2c_probe(struct i2c_client *i2c,
|
|
const struct i2c_device_id *id)
|
|
{
|
|
struct da9063 *da9063;
|
|
int ret;
|
|
|
|
da9063 = devm_kzalloc(&i2c->dev, sizeof(struct da9063), GFP_KERNEL);
|
|
if (da9063 == NULL)
|
|
return -ENOMEM;
|
|
|
|
i2c_set_clientdata(i2c, da9063);
|
|
da9063->dev = &i2c->dev;
|
|
da9063->chip_irq = i2c->irq;
|
|
|
|
if (da9063->variant_code == PMIC_DA9063_AD) {
|
|
da9063_regmap_config.rd_table = &da9063_ad_readable_table;
|
|
da9063_regmap_config.wr_table = &da9063_ad_writeable_table;
|
|
da9063_regmap_config.volatile_table = &da9063_ad_volatile_table;
|
|
} else {
|
|
da9063_regmap_config.rd_table = &da9063_bb_readable_table;
|
|
da9063_regmap_config.wr_table = &da9063_bb_writeable_table;
|
|
da9063_regmap_config.volatile_table = &da9063_bb_volatile_table;
|
|
}
|
|
|
|
da9063->regmap = devm_regmap_init_i2c(i2c, &da9063_regmap_config);
|
|
if (IS_ERR(da9063->regmap)) {
|
|
ret = PTR_ERR(da9063->regmap);
|
|
dev_err(da9063->dev, "Failed to allocate register map: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
return da9063_device_init(da9063, i2c->irq);
|
|
}
|
|
|
|
static int da9063_i2c_remove(struct i2c_client *i2c)
|
|
{
|
|
struct da9063 *da9063 = i2c_get_clientdata(i2c);
|
|
|
|
da9063_device_exit(da9063);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct i2c_device_id da9063_i2c_id[] = {
|
|
{"da9063", PMIC_DA9063},
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, da9063_i2c_id);
|
|
|
|
static struct i2c_driver da9063_i2c_driver = {
|
|
.driver = {
|
|
.name = "da9063",
|
|
.of_match_table = of_match_ptr(da9063_dt_ids),
|
|
},
|
|
.probe = da9063_i2c_probe,
|
|
.remove = da9063_i2c_remove,
|
|
.id_table = da9063_i2c_id,
|
|
};
|
|
|
|
module_i2c_driver(da9063_i2c_driver);
|