Add the missing register bit definitions to set the RTS pin and read the
CTS pin on (H)SCIF.
Extracted from patches by Magnus Damm <damm+renesas@opensource.se>.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
/* SCSPTR (Serial Port Register), optional */
#define SCSPTR_RTSIO (1 << 7) /* Serial Port RTS Pin Input/Output */
+#define SCSPTR_RTSDT (1 << 6) /* Serial Port RTS Pin Data */
#define SCSPTR_CTSIO (1 << 5) /* Serial Port CTS Pin Input/Output */
+#define SCSPTR_CTSDT (1 << 4) /* Serial Port CTS Pin Data */
#define SCSPTR_SPB2IO (1 << 1) /* Serial Port Break Input/Output */
#define SCSPTR_SPB2DT (1 << 0) /* Serial Port Break Data */