diff options
| -rw-r--r-- | drivers/mfd/88pm860x-i2c.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c index a93b4d0134a2..7063cfded699 100644 --- a/drivers/mfd/88pm860x-i2c.c +++ b/drivers/mfd/88pm860x-i2c.c @@ -140,26 +140,6 @@ static int write_device(struct i2c_client *i2c, int reg, return 0; } -int pm860x_page_reg_read(struct i2c_client *i2c, int reg) -{ - unsigned char zero = 0; - unsigned char data; - int ret; - - i2c_lock_adapter(i2c->adapter); - read_device(i2c, 0xFA, 0, &zero); - read_device(i2c, 0xFB, 0, &zero); - read_device(i2c, 0xFF, 0, &zero); - ret = read_device(i2c, reg, 1, &data); - if (ret >= 0) - ret = (int)data; - read_device(i2c, 0xFE, 0, &zero); - read_device(i2c, 0xFC, 0, &zero); - i2c_unlock_adapter(i2c->adapter); - return ret; -} -EXPORT_SYMBOL(pm860x_page_reg_read); - int pm860x_page_reg_write(struct i2c_client *i2c, int reg, unsigned char data) { @@ -195,47 +175,3 @@ int pm860x_page_bulk_read(struct i2c_client *i2c, int reg, return ret; } EXPORT_SYMBOL(pm860x_page_bulk_read); - -int pm860x_page_bulk_write(struct i2c_client *i2c, int reg, - int count, unsigned char *buf) -{ - unsigned char zero = 0; - int ret; - - i2c_lock_adapter(i2c->adapter); - read_device(i2c, 0xFA, 0, &zero); - read_device(i2c, 0xFB, 0, &zero); - read_device(i2c, 0xFF, 0, &zero); - ret = write_device(i2c, reg, count, buf); - read_device(i2c, 0xFE, 0, &zero); - read_device(i2c, 0xFC, 0, &zero); - i2c_unlock_adapter(i2c->adapter); - i2c_unlock_adapter(i2c->adapter); - return ret; -} -EXPORT_SYMBOL(pm860x_page_bulk_write); - -int pm860x_page_set_bits(struct i2c_client *i2c, int reg, - unsigned char mask, unsigned char data) -{ - unsigned char zero; - unsigned char value; - int ret; - - i2c_lock_adapter(i2c->adapter); - read_device(i2c, 0xFA, 0, &zero); - read_device(i2c, 0xFB, 0, &zero); - read_device(i2c, 0xFF, 0, &zero); - ret = read_device(i2c, reg, 1, &value); - if (ret < 0) - goto out; - value &= ~mask; - value |= data; - ret = write_device(i2c, reg, 1, &value); -out: - read_device(i2c, 0xFE, 0, &zero); - read_device(i2c, 0xFC, 0, &zero); - i2c_unlock_adapter(i2c->adapter); - return ret; -} -EXPORT_SYMBOL(pm860x_page_set_bits); |