diff options
Diffstat (limited to 'include/i2c.h')
| -rw-r--r-- | include/i2c.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/include/i2c.h b/include/i2c.h index f8a59a669..668e754e2 100644 --- a/include/i2c.h +++ b/include/i2c.h @@ -78,16 +78,22 @@ #endif #ifdef CONFIG_8xx -/* Set default values for the I2C bus speed and slave address on 8xx. In the +/* Set default value for the I2C bus speed on 8xx. In the * future, we'll define these in all 8xx board config files. */ #ifndef CONFIG_SYS_I2C_SPEED #define CONFIG_SYS_I2C_SPEED 50000 #endif +#endif +/* + * Many boards/controllers/drivers don't support an I2C slave interface so + * provide a default slave address for them for use in common code. A real + * value for CONFIG_SYS_I2C_SLAVE should be defined for any board which does + * support a slave interface. + */ #ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif +#define CONFIG_SYS_I2C_SLAVE 0xfe #endif /* |