soc/cavium: Remove white spaces before tabs

Change-Id: I8213835ac18a31f1c10d80ba07b50d33f8abcbd9
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/30620
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Tristan Corrick <tristan@corrick.kiwi>

src/soc/cavium/common/bdk-coreboot.c

@@ -81,10 +81,10 @@ int64_t bdk_twsix_read_ia(bdk_node_t node, int twsi_id, uint8_t dev_addr,
  * @param num_bytes Number of bytes to write (1-8)
  * @param ia_width_bytes
  *		    internal address width, in bytes (0, 1, 2)
- * @param data      Data to write.  Data is written MSB first on the twsi bus, and
+ * @param data      Data to write.  Data is written MSB first on the twsi bus,
- *      	    only the lower num_bytes bytes of the argument are valid.  (If
+ *		    and only the lower num_bytes bytes of the argument are
- *      	    a 2 byte write is done, only the low 2 bytes of the argument is
+ *		    valid.  If a 2 byte write is done, only the low 2 bytes of
- *      	    used.
+ *		    the argument is used.
  *
  * @return Zero on success, -1 on error
  */