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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ |
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MA 02110-1301 USA. */ |
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/* ------------------------------------------------------------------------- */ |
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/* ------------------------------------------------------------------------- */ |
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/* With some changes from Kyösti Mälkki and |
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Frodo Looijaard */ |
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/* With some changes from Kyösti Mälkki and |
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|
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Frodo Looijaard */ |
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#ifndef _LINUX_I2C_H |
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#ifndef _LINUX_I2C_H |
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#define _LINUX_I2C_H |
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#define _LINUX_I2C_H |
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#include |
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#include |
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#ifdef __KERNEL__ |
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#ifdef __KERNEL__ |
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#include |
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#include |
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#include |
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#include |
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#include |
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|
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#include |
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extern struct bus_type i2c_bus_type; |
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* @clients: List of detected clients we created (for i2c-core use only) |
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* @clients: List of detected clients we created (for i2c-core use only) |
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* |
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* |
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* The driver.owner field should be set to the module owner of this driver. |
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* The driver.owner field should be set to the module owner of this driver. |
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* The driver.name field should be set to the name of this driver. |
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* The driver.name field should be set to the name of this driver. |
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* |
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* |
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* For automatic device detection, both @detect and @address_data must |
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* For automatic device detection, both @detect and @address_list must |
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* be defined. @class should also be set, otherwise only devices forced |
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* be defined. @class should also be set, otherwise only devices forced |
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* with module parameters will be created. The detect function must |
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* with module parameters will be created. The detect function must |
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* fill at least the name field of the i2c_board_info structure it is |
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* fill at least the name field of the i2c_board_info structure it is |
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* handed upon successful detection, and possibly also the flags field. |
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* handed upon successful detection, and possibly also the flags field. |
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* |
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* |
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/*flags for the client struct: */ |
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/*flags for the client struct: */ |
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#define I2C_CLIENT_PEC 0x04 /* Use Packet Error Checking */ |
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#define I2C_CLIENT_PEC 0x04 /* Use Packet Error Checking */ |
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#define I2C_CLIENT_TEN 0x10 /* we have a ten bit chip address */ |
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#define I2C_CLIENT_TEN 0x10 /* we have a ten bit chip address */ |
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/* Must equal I2C_M_TEN below */ |
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/* Must equal I2C_M_TEN below */ |
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#define I2C_CLIENT_WAKE 0x80 /* for board_info; true iff can wake */ |
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#define I2C_CLIENT_WAKE 0x80 /* for board_info; true iff can wake */ |
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#define I2C_CLIENT_SCCB 0x9000 /* Use Omnivision SCCB protocol */ |
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/* Must match I2C_M_STOP|IGNORE_NAK */ |
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/* i2c adapter classes (bitmask) */ |
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/* i2c adapter classes (bitmask) */ |
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#define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */ |
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#define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */ |
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#define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */ |
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#define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */ |