OMAP_I2C_STAT_ARDY
if (stat & OMAP_I2C_STAT_ARDY)
omap_i2c_ack_stat(omap, OMAP_I2C_STAT_ARDY);
if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |
OMAP_I2C_STAT_ARDY));