serial: sh-sci: Fix fifo stall on SH7760/SH7780/SH7785 SCIF.

[linux-block.git] / drivers / serial / sh-sci.c

diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 73440e26834beb8d09cd6b07edb0dd1e8b73208a..9d244d1644e14031d9cf24280c7280449a9a15cc 100644 (file)
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -41,6 +41,7 @@
 #include <linux/delay.h>
 #include <linux/console.h>
 #include <linux/platform_device.h>
+#include <linux/serial_sci.h>
 
 #ifdef CONFIG_CPU_FREQ
 #include <linux/notifier.h>
@@ -54,7 +55,6 @@
 #include <asm/kgdb.h>
 #endif
 
-#include <asm/sci.h>
 #include "sh-sci.h"
 
 struct sci_port {
@@ -302,7 +302,7 @@ static void sci_init_pins_scif(struct uart_port* port, unsigned int cflag)
        }
        sci_out(port, SCFCR, fcr_val);
 }
-#elif defined(CONFIG_CPU_SUBTYPE_SH7720)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7720) || defined(CONFIG_CPU_SUBTYPE_SH7721)
 static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
 {
        unsigned int fcr_val = 0;
@@ -393,9 +393,10 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
        if (cflag & CRTSCTS) {
                fcr_val |= SCFCR_MCE;
        } else {
-#ifdef CONFIG_CPU_SUBTYPE_SH7343
+#if defined(CONFIG_CPU_SUBTYPE_SH7343) || defined(CONFIG_CPU_SUBTYPE_SH7366)
                /* Nothing */
-#elif defined(CONFIG_CPU_SUBTYPE_SH7780) || \
+#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
+      defined(CONFIG_CPU_SUBTYPE_SH7780) || \
       defined(CONFIG_CPU_SUBTYPE_SH7785) || \
       defined(CONFIG_CPU_SUBTYPE_SHX3)
                ctrl_outw(0x0080, SCSPTR0); /* Set RTS = 1 */
@@ -408,16 +409,17 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
 #endif
 
 #if defined(CONFIG_CPU_SUBTYPE_SH7760) || \
+    defined(CONFIG_CPU_SUBTYPE_SH7763) || \
     defined(CONFIG_CPU_SUBTYPE_SH7780) || \
     defined(CONFIG_CPU_SUBTYPE_SH7785)
 static inline int scif_txroom(struct uart_port *port)
 {
-       return SCIF_TXROOM_MAX - (sci_in(port, SCTFDR) & 0x7f);
+       return SCIF_TXROOM_MAX - (sci_in(port, SCTFDR) & 0xff);
 }
 
 static inline int scif_rxroom(struct uart_port *port)
 {
-       return sci_in(port, SCRFDR) & 0x7f;
+       return sci_in(port, SCRFDR) & 0xff;
 }
 #else
 static inline int scif_txroom(struct uart_port *port)