+static int fsl_i2c_fixup(const struct fsl_i2c *dev)
+{
+ const unsigned long long timeout = usec2ticks(CONFIG_I2C_MBB_TIMEOUT);
+ unsigned long long timeval = 0;
+ int ret = -1;
+
+ writeb(I2C_CR_MEN | I2C_CR_MSTA, &dev->cr);
+
+ timeval = get_ticks();
+ while (!(readb(&dev->sr) & I2C_SR_MBB)) {
+ if ((get_ticks() - timeval) > timeout)
+ goto err;
+ }
+
+ if (readb(&dev->sr) & I2C_SR_MAL) {
+ /* SDA is stuck low */
+ writeb(0, &dev->cr);
+ udelay(100);
+ writeb(I2C_CR_MSTA, &dev->cr);
+ writeb(I2C_CR_MEN | I2C_CR_MSTA, &dev->cr);
+ }
+
+ readb(&dev->dr);
+
+ timeval = get_ticks();
+ while (!(readb(&dev->sr) & I2C_SR_MIF)) {
+ if ((get_ticks() - timeval) > timeout)
+ goto err;
+ }
+ ret = 0;
+
+err:
+ writeb(I2C_CR_MEN, &dev->cr);
+ writeb(0, &dev->sr);
+ udelay(100);
+
+ return ret;
+}
+