serial: sh-sci: Fix up SH7720/SH7721 SCI build.

Missing definitions for PORT_xxx defs.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

drivers/serial/sh-sci.h

@@ -32,6 +32,8 @@
 #elif defined(CONFIG_CPU_SUBTYPE_SH7720) || \
       defined(CONFIG_CPU_SUBTYPE_SH7721)
 # define SCSCR_INIT(port)  0x0030 /* TIE=0,RIE=0,TE=1,RE=1 */
+# define PORT_PTCR	   0xA405011EUL
+# define PORT_PVCR	   0xA4050122UL
 # define SCIF_ORER	   0x0200   /* overrun error bit */
 #elif defined(CONFIG_SH_RTS7751R2D)
 # define SCSPTR1 0xFFE0001C /* 8 bit SCIF */