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authorYoshihiro Shimoda <shimoda.yoshihiro@renesas.com>2009-08-21 16:30:28 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-08-21 17:25:47 +0900
commitc01f0f1a4a96eb3acc5850e18cc43f24366966d0 (patch)
tree402c307afc1af3023e1e1528f0abd190e94ae4e7 /drivers/serial
parent9e7291c1124655980ab05fc89930de8e218c7d64 (diff)
sh: Add initial support for SH7757 CPU subtype
Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/sh-sci.c3
-rw-r--r--drivers/serial/sh-sci.h17
2 files changed, 19 insertions, 1 deletions
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 4cbb87ad070..32dc2fc50e6 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -272,7 +272,8 @@ static inline void sci_init_pins(struct uart_port *port, unsigned int cflag)
__raw_writew(data, PSCR);
}
}
-#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
+#elif defined(CONFIG_CPU_SUBTYPE_SH7757) || \
+ defined(CONFIG_CPU_SUBTYPE_SH7763) || \
defined(CONFIG_CPU_SUBTYPE_SH7780) || \
defined(CONFIG_CPU_SUBTYPE_SH7785) || \
defined(CONFIG_CPU_SUBTYPE_SH7786) || \
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index 38072c15b84..3e2fcf93b42 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -112,6 +112,13 @@
#elif defined(CONFIG_H8S2678)
# define SCSCR_INIT(port) 0x30 /* TIE=0,RIE=0,TE=1,RE=1 */
# define H8300_SCI_DR(ch) *(volatile char *)(P1DR + h8300_sci_pins[ch].port)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7757)
+# define SCSPTR0 0xfe4b0020
+# define SCSPTR1 0xfe4b0020
+# define SCSPTR2 0xfe4b0020
+# define SCIF_ORER 0x0001
+# define SCSCR_INIT(port) 0x38
+# define SCIF_ONLY
#elif defined(CONFIG_CPU_SUBTYPE_SH7763)
# define SCSPTR0 0xffe00024 /* 16 bit SCIF */
# define SCSPTR1 0xffe08024 /* 16 bit SCIF */
@@ -562,6 +569,16 @@ static inline int sci_rxd_in(struct uart_port *port)
return ctrl_inw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
return 1;
}
+#elif defined(CONFIG_CPU_SUBTYPE_SH7757)
+static inline int sci_rxd_in(struct uart_port *port)
+{
+ if (port->mapbase == 0xfe4b0000)
+ return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0;
+ if (port->mapbase == 0xfe4c0000)
+ return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0;
+ if (port->mapbase == 0xfe4d0000)
+ return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0;
+}
#elif defined(CONFIG_CPU_SUBTYPE_SH7760)
static inline int sci_rxd_in(struct uart_port *port)
{