@@ -409,42 +409,6 @@ static struct regval_list ov7670_fmt_raw[] = {
/*
* Low-level register I/O.
- *
- * Note that there are two versions of these. On the XO 1, the
- * i2c controller only does SMBUS, so that's what we use. The
- * ov7670 is not really an SMBUS device, though, so the communication
- * is not always entirely reliable.
- */
-#ifdef CONFIG_OLPC_XO_1
-static int ov7670_read(struct v4l2_subdev *sd, unsigned char reg,
- unsigned char *value)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- int ret;
-
- ret = i2c_smbus_read_byte_data(client, reg);
- if (ret >= 0) {
- *value = (unsigned char)ret;
- ret = 0;
- }
- return ret;
-}
-
-
-static int ov7670_write(struct v4l2_subdev *sd, unsigned char reg,
- unsigned char value)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- int ret = i2c_smbus_write_byte_data(client, reg, value);
-
- if (reg == REG_COM7 && (value & COM7_RESET))
- msleep(5); /* Wait for reset to run */
- return ret;
-}
-
-#else /* ! CONFIG_OLPC_XO_1 */
-/*
- * On most platforms, we'd rather do straight i2c I/O.
*/
static int ov7670_read(struct v4l2_subdev *sd, unsigned char reg,
unsigned char *value)
@@ -498,7 +462,6 @@ static int ov7670_write(struct v4l2_subdev *sd, unsigned char reg,
msleep(5); /* Wait for reset to run */
return ret;
}
-#endif /* CONFIG_OLPC_XO_1 */
/*