docs: updated @param tags, added missing function descriptions, other minor changes

Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

src/wt5001/wt5001.hpp

@@ -172,7 +172,7 @@ namespace upm {
     /**
      * Gets a command response and returns its validity
      *
-     * @param index Opcode to verify
+     * @param opcode Opcode to verify
      * @return True if successful
      */
     bool checkResponse(WT5001_OPCODE_T opcode);