diff -urN linux-2.6.15-cat/drivers/pcmcia/cat_ss.c linux-2.6.15-cat-p2403/drivers/pcmcia/cat_ss.c
--- linux-2.6.15-cat/drivers/pcmcia/cat_ss.c	2008-05-02 14:10:47.000000000 +0900
+++ linux-2.6.15-cat-p2403/drivers/pcmcia/cat_ss.c	2008-10-28 23:18:47.198759088 +0900
@@ -247,13 +247,13 @@
 	}
 
 	printk("eb760_hardware_reset (bit=%d), on=%d\n",bit,on);
-	x = ctrl_inb(PORT_PADR);
 	if(on){
-		x |=  (1<<bit);
+		*(volatile unsigned char*)(PORT_PADR) |=  (1<<bit);
+		udelay(100);
+		*(volatile unsigned char*)(PORT_PADR) &=  ~(1<<bit);
 	}else{
-		x &= ~(1<<bit);
+		*(volatile unsigned char*)(PORT_PADR) &=  ~(1<<bit);
 	}
-	ctrl_outb(x, PORT_PADR);
 }
 
 #endif // CONFIG_SH_CAT760
diff -urN linux-2.6.15-cat/include/asm-sh/serial.h linux-2.6.15-cat-p2403/include/asm-sh/serial.h
--- linux-2.6.15-cat/include/asm-sh/serial.h	2007-09-06 14:59:00.000000000 +0900
+++ linux-2.6.15-cat-p2403/include/asm-sh/serial.h	2008-10-28 23:16:59.061774832 +0900
@@ -36,11 +36,6 @@
 #include <asm/cat/cat760.h>
 #define CAT760_TL16C554_BASE_BAUD (14745600/16)
 #define SERIAL_PORT_DFNS                   \
-        /* uart, baud_base,port,            irq,              flags */   \
-	{ 0, CAT760_TL16C554_BASE_BAUD, CAT760_TL16C554_IO,    CAT760_TL16C554_IRQA, STD_COM_FLAGS },  /* ttyS0 */ \
-	{ 0, CAT760_TL16C554_BASE_BAUD, CAT760_TL16C554_IO+8,  CAT760_TL16C554_IRQB, STD_COM_FLAGS },  /* ttyS1 */ \
-	{ 0, CAT760_TL16C554_BASE_BAUD, CAT760_TL16C554_IO+16, CAT760_TL16C554_IRQC, STD_COM_FLAGS },  /* ttyS2 */ \
-	{ 0, CAT760_TL16C554_BASE_BAUD, CAT760_TL16C554_IO+24, CAT760_TL16C554_IRQD, STD_COM_FLAGS }   /* ttyS3 */ \
 
 #else
 #define SERIAL_PORT_DFNS			\