#include <linux/mfd/max8998.h>
#include <linux/mfd/max8998-private.h>
+#define RTC_I2C_ADDR (0x0c >> 1)
+
static struct mfd_cell max8998_devs[] = {
{
.name = "max8998-pmic",
- }
+ }, {
+ .name = "max8998-rtc",
+ },
};
int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest)
}
EXPORT_SYMBOL(max8998_write_reg);
+int max8998_bulk_write(struct i2c_client *i2c, u8 reg, int count, u8 *buf)
+{
+ struct max8998_dev *max8998 = i2c_get_clientdata(i2c);
+ int ret;
+
+ mutex_lock(&max8998->iolock);
+ ret = i2c_smbus_write_i2c_block_data(i2c, reg, count, buf);
+ mutex_unlock(&max8998->iolock);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+EXPORT_SYMBOL(max8998_bulk_write);
+
int max8998_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask)
{
struct max8998_dev *max8998 = i2c_get_clientdata(i2c);
u8 old_val = ret & 0xff;
u8 new_val = (val & mask) | (old_val & (~mask));
ret = i2c_smbus_write_byte_data(i2c, reg, new_val);
- if (ret >= 0)
- ret = 0;
}
mutex_unlock(&max8998->iolock);
return ret;
max8998->dev = &i2c->dev;
max8998->i2c = i2c;
max8998->irq = i2c->irq;
+ max8998->type = id->driver_data;
if (pdata) {
max8998->ono = pdata->ono;
max8998->irq_base = pdata->irq_base;
}
mutex_init(&max8998->iolock);
+ max8998->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR);
+ i2c_set_clientdata(max8998->rtc, max8998);
+
max8998_irq_init(max8998);
ret = mfd_add_devices(max8998->dev, -1,
err:
mfd_remove_devices(max8998->dev);
+ max8998_irq_exit(max8998);
+ i2c_unregister_device(max8998->rtc);
kfree(max8998);
return ret;
}
struct max8998_dev *max8998 = i2c_get_clientdata(i2c);
mfd_remove_devices(max8998->dev);
+ max8998_irq_exit(max8998);
+ i2c_unregister_device(max8998->rtc);
kfree(max8998);
return 0;
}
static const struct i2c_device_id max8998_i2c_id[] = {
- { "max8998", 0 },
- { "lp3974", 0 },
+ { "max8998", TYPE_MAX8998 },
+ { "lp3974", TYPE_LP3974},
{ }
};
MODULE_DEVICE_TABLE(i2c, max8998_i2c_id);