diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-designware-core.h')
-rw-r--r-- | drivers/i2c/busses/i2c-designware-core.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h index b220ad64c38d..b2f894f68523 100644 --- a/drivers/i2c/busses/i2c-designware-core.h +++ b/drivers/i2c/busses/i2c-designware-core.h @@ -314,13 +314,25 @@ static inline void __i2c_dw_disable_nowait(struct dw_i2c_dev *dev) void __i2c_dw_disable(struct dw_i2c_dev *dev); +extern void i2c_dw_configure_master(struct dw_i2c_dev *dev); extern int i2c_dw_probe(struct dw_i2c_dev *dev); + #if IS_ENABLED(CONFIG_I2C_DESIGNWARE_SLAVE) +extern void i2c_dw_configure_slave(struct dw_i2c_dev *dev); extern int i2c_dw_probe_slave(struct dw_i2c_dev *dev); #else +static inline void i2c_dw_configure_slave(struct dw_i2c_dev *dev) { } static inline int i2c_dw_probe_slave(struct dw_i2c_dev *dev) { return -EINVAL; } #endif +static inline void i2c_dw_configure(struct dw_i2c_dev *dev) +{ + if (i2c_detect_slave_mode(dev->dev)) + i2c_dw_configure_slave(dev); + else + i2c_dw_configure_master(dev); +} + #if IS_ENABLED(CONFIG_I2C_DESIGNWARE_BAYTRAIL) extern int i2c_dw_probe_lock_support(struct dw_i2c_dev *dev); #else |