diff options
Diffstat (limited to 'drivers/mfd/s5m-core.c')
| -rw-r--r-- | drivers/mfd/s5m-core.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/drivers/mfd/s5m-core.c b/drivers/mfd/s5m-core.c deleted file mode 100644 index caadabeed8e..00000000000 --- a/drivers/mfd/s5m-core.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * s5m87xx.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd - * http://www.samsung.com - * - * 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/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/i2c.h> -#include <linux/interrupt.h> -#include <linux/pm_runtime.h> -#include <linux/mutex.h> -#include <linux/mfd/core.h> -#include <linux/mfd/s5m87xx/s5m-core.h> -#include <linux/mfd/s5m87xx/s5m-pmic.h> -#include <linux/mfd/s5m87xx/s5m-rtc.h> -#include <linux/regmap.h> - -static struct mfd_cell s5m87xx_devs[] = { - { - .name = "s5m8767-pmic", - }, { - .name = "s5m-rtc", - }, -}; - -int s5m_reg_read(struct s5m87xx_dev *s5m87xx, u8 reg, void *dest) -{ - return regmap_read(s5m87xx->regmap, reg, dest); -} -EXPORT_SYMBOL_GPL(s5m_reg_read); - -int s5m_bulk_read(struct s5m87xx_dev *s5m87xx, u8 reg, int count, u8 *buf) -{ - return regmap_bulk_read(s5m87xx->regmap, reg, buf, count);; -} -EXPORT_SYMBOL_GPL(s5m_bulk_read); - -int s5m_reg_write(struct s5m87xx_dev *s5m87xx, u8 reg, u8 value) -{ - return regmap_write(s5m87xx->regmap, reg, value); -} -EXPORT_SYMBOL_GPL(s5m_reg_write); - -int s5m_bulk_write(struct s5m87xx_dev *s5m87xx, u8 reg, int count, u8 *buf) -{ - return regmap_raw_write(s5m87xx->regmap, reg, buf, count * sizeof(u16)); -} -EXPORT_SYMBOL_GPL(s5m_bulk_write); - -int s5m_reg_update(struct s5m87xx_dev *s5m87xx, u8 reg, u8 val, u8 mask) -{ - return regmap_update_bits(s5m87xx->regmap, reg, mask, val); -} -EXPORT_SYMBOL_GPL(s5m_reg_update); - -static struct regmap_config s5m_regmap_config = { - .reg_bits = 8, - .val_bits = 8, -}; - -static int s5m87xx_i2c_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) -{ - struct s5m_platform_data *pdata = i2c->dev.platform_data; - struct s5m87xx_dev *s5m87xx; - int ret = 0; - int error; - - s5m87xx = kzalloc(sizeof(struct s5m87xx_dev), GFP_KERNEL); - if (s5m87xx == NULL) - return -ENOMEM; - - i2c_set_clientdata(i2c, s5m87xx); - s5m87xx->dev = &i2c->dev; - s5m87xx->i2c = i2c; - s5m87xx->irq = i2c->irq; - s5m87xx->type = id->driver_data; - - if (pdata) { - s5m87xx->device_type = pdata->device_type; - s5m87xx->ono = pdata->ono; - s5m87xx->irq_base = pdata->irq_base; - s5m87xx->wakeup = pdata->wakeup; - } - - s5m87xx->regmap = regmap_init_i2c(i2c, &s5m_regmap_config); - if (IS_ERR(s5m87xx->regmap)) { - error = PTR_ERR(s5m87xx->regmap); - dev_err(&i2c->dev, "Failed to allocate register map: %d\n", - error); - goto err; - } - - s5m87xx->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR); - i2c_set_clientdata(s5m87xx->rtc, s5m87xx); - - if (pdata && pdata->cfg_pmic_irq) - pdata->cfg_pmic_irq(); - - s5m_irq_init(s5m87xx); - - pm_runtime_set_active(s5m87xx->dev); - - ret = mfd_add_devices(s5m87xx->dev, -1, - s5m87xx_devs, ARRAY_SIZE(s5m87xx_devs), - NULL, 0); - - if (ret < 0) - goto err; - - return ret; - -err: - mfd_remove_devices(s5m87xx->dev); - s5m_irq_exit(s5m87xx); - i2c_unregister_device(s5m87xx->rtc); - regmap_exit(s5m87xx->regmap); - kfree(s5m87xx); - return ret; -} - -static int s5m87xx_i2c_remove(struct i2c_client *i2c) -{ - struct s5m87xx_dev *s5m87xx = i2c_get_clientdata(i2c); - - mfd_remove_devices(s5m87xx->dev); - s5m_irq_exit(s5m87xx); - i2c_unregister_device(s5m87xx->rtc); - regmap_exit(s5m87xx->regmap); - kfree(s5m87xx); - return 0; -} - -static const struct i2c_device_id s5m87xx_i2c_id[] = { - { "s5m87xx", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, s5m87xx_i2c_id); - -static struct i2c_driver s5m87xx_i2c_driver = { - .driver = { - .name = "s5m87xx", - .owner = THIS_MODULE, - }, - .probe = s5m87xx_i2c_probe, - .remove = s5m87xx_i2c_remove, - .id_table = s5m87xx_i2c_id, -}; - -static int __init s5m87xx_i2c_init(void) -{ - return i2c_add_driver(&s5m87xx_i2c_driver); -} - -subsys_initcall(s5m87xx_i2c_init); - -static void __exit s5m87xx_i2c_exit(void) -{ - i2c_del_driver(&s5m87xx_i2c_driver); -} -module_exit(s5m87xx_i2c_exit); - -MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>"); -MODULE_DESCRIPTION("Core support for the S5M MFD"); -MODULE_LICENSE("GPL"); |