diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index d84c1f9..77f7d63 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -90,6 +90,13 @@
 # define SCSPTR3 0xffe30010	/* 16 bit SCIF */
 # define SCSCR_INIT(port) 0x32	/* TIE=0,RIE=0,TE=1,RE=1,REIE=0,CKE=1 */
 # define SCIF_ONLY
+#elif defined(CONFIG_CPU_SUBTYPE_SH7722)
+# define SCPDR0			0xA405013E	/* 16 bit SCIF0 PSDR */
+# define SCSPTR0		SCPDR0
+# define SCIF_ORER		0x0001	/* overrun error bit */
+# define SCSCR_INIT(port)	0x0038	/* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
+# define SCIF_ONLY
+# define PORT_PSCR		0xA405011E
 #elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
 # define SCSPTR2 0xffe80020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001   /* overrun error bit */
@@ -522,6 +529,13 @@
 		return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
 	return 1;
 }
+#elif defined(CONFIG_CPU_SUBTYPE_SH7722)
+static inline int sci_rxd_in(struct uart_port *port)
+{
+	if (port->mapbase == 0xffe00000)
+		return ctrl_inb(SCPDR0) & 0x0001 ? 1 : 0; /* SCIF0 */
+	return 1;
+}
 #elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
 static inline int sci_rxd_in(struct uart_port *port)
 {