27 files changed, 140 insertions, 59 deletions
diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
index 13798733f2db..ace016b17036 100644
--- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
@@ -63,16 +63,19 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xf8400000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 88, 88, 88, 88 },
        }, {
                .mapbase        = 0xf8410000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 92, 92, 92, 92 },
        }, {
                .mapbase        = 0xf8420000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 96, 96, 96, 96 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh2a/setup-mxg.c b/arch/sh/kernel/cpu/sh2a/setup-mxg.c
index 869c2da4820b..7ec658ce14f8 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-mxg.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-mxg.c
@@ -211,6 +211,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xff804000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 220, 220, 220, 220 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c
index d8febe128066..2a2ac222f9c7 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c
@@ -181,41 +181,49 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xfffe8000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 180, 180, 180, 180 }
        }, {
                .mapbase        = 0xfffe8800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 184, 184, 184, 184 }
        }, {
                .mapbase        = 0xfffe9000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 188, 188, 188, 188 }
        }, {
                .mapbase        = 0xfffe9800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 192, 192, 192, 192 }
        }, {
                .mapbase        = 0xfffea000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 196, 196, 196, 196 }
        }, {
                .mapbase        = 0xfffea800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 200, 200, 200, 200 }
        }, {
                .mapbase        = 0xfffeb000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 204, 204, 204, 204 }
        }, {
                .mapbase        = 0xfffeb800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 208, 208, 208, 208 }
        }, {
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c
index 62e3039d2398..2c9f3ababfd7 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c
@@ -177,21 +177,25 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xfffe8000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           =  { 192, 192, 192, 192 },
        }, {
                .mapbase        = 0xfffe8800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           =  { 196, 196, 196, 196 },
        }, {
                .mapbase        = 0xfffe9000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           =  { 200, 200, 200, 200 },
        }, {
                .mapbase        = 0xfffe9800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           =  { 204, 204, 204, 204 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
index 3e6f3d7a58be..5a47987f3902 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
@@ -137,21 +137,25 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xfffe8000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 240, 240, 240, 240 },
        }, {
                .mapbase        = 0xfffe8800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 244, 244, 244, 244 },
        }, {
                .mapbase        = 0xfffe9000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 248, 248, 248, 248 },
        }, {
                .mapbase        = 0xfffe9800,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 252, 252, 252, 252 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7705.c b/arch/sh/kernel/cpu/sh3/setup-sh7705.c
index 88f742fed9ed..28de53b281f3 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7705.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7705.c
@@ -71,11 +71,14 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xa4410000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TIE | SCSCR_RIE  | SCSCR_TE |
+                                  SCSCR_RE  | SCSCR_CKE1 | SCSCR_CKE0,
                .type           = PORT_SCIF,
                .irqs           = { 56, 56, 56 },
        }, {
                .mapbase        = 0xa4400000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TIE | SCSCR_RIE | SCSCR_TE | SCSCR_RE,
                .type           = PORT_SCIF,
                .irqs           = { 52, 52, 52 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c
index c56306798584..50ac42836dc7 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c
@@ -110,6 +110,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xfffffe80,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TE | SCSCR_RE,
                .type           = PORT_SCI,
                .irqs           = { 23, 23, 23, 0 },
        },
@@ -119,6 +120,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xa4000150,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TE | SCSCR_RE,
                .type           = PORT_SCIF,
                .irqs           = { 56, 56, 56, 56 },
        },
@@ -128,6 +130,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xa4000140,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TE | SCSCR_RE,
                .type           = PORT_IRDA,
                .irqs           = { 52, 52, 52, 52 },
        },
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7710.c b/arch/sh/kernel/cpu/sh3/setup-sh7710.c
index efa76c8148f4..007627ecb7c8 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7710.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7710.c
@@ -100,11 +100,15 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xa4400000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TE | SCSCR_RE | SCSCR_REIE |
+                                  SCSCR_CKE1 | SCSCR_CKE0,
                .type           = PORT_SCIF,
                .irqs           = { 52, 52, 52, 52 },
        }, {
                .mapbase        = 0xa4410000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_TE | SCSCR_RE | SCSCR_REIE |
+                                  SCSCR_CKE1 | SCSCR_CKE0,
                .type           = PORT_SCIF,
                .irqs           = { 56, 56, 56, 56 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7720.c b/arch/sh/kernel/cpu/sh3/setup-sh7720.c
index 5b2107798edb..1fc3d9089199 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7720.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7720.c
@@ -1,5 +1,5 @@
 /*
- * SH7720 Setup
+ * Setup code for SH7720, SH7721.
 *
 *  Copyright (C) 2007  Markus Brunner, Mark Jonas
 *  Copyright (C) 2009  Paul Mundt
@@ -52,15 +52,16 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xa4430000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE,
                .type           = PORT_SCIF,
                .irqs           = { 80, 80, 80, 80 },
        }, {
                .mapbase        = 0xa4438000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE,
                .type           = PORT_SCIF,
                .irqs           = { 81, 81, 81, 81 },
        }, {
                .flags = 0,
        }
 };
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
index 6d088d123591..9aa6fa3ca4e6 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
@@ -19,6 +19,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe80000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 40, 41, 43, 42 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
index 851672d15cf4..2159c439dce9 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
@@ -14,6 +14,7 @@
 #include <linux/io.h>
 #include <linux/sh_timer.h>
 #include <linux/serial_sci.h>
+#include <asm/machtypes.h>
 static struct resource rtc_resources[] = {
        [0] = {
@@ -35,32 +36,36 @@ static struct platform_device rtc_device = {
        .resource       = rtc_resources,
 };
-static struct plat_sci_port sci_platform_data[] = {
+static struct plat_sci_port sci_platform_data = {
-        {
+        .mapbase        = 0xffe00000,
-#ifndef CONFIG_SH_RTS7751R2D
+        .flags          = UPF_BOOT_AUTOCONF,
-                .mapbase        = 0xffe00000,
+        .type           = PORT_SCI,
-                .flags          = UPF_BOOT_AUTOCONF,
+        .scscr          = SCSCR_TE | SCSCR_RE,
-                .type           = PORT_SCI,
+        .irqs           = { 23, 23, 23, 0 },
-                .irqs           = { 23, 23, 23, 0 },
-        }, {
-#endif
-                .mapbase        = 0xffe80000,
-                .flags          = UPF_BOOT_AUTOCONF,
-                .type           = PORT_SCIF,
-                .irqs           = { 40, 40, 40, 40 },
-        }, {
-                .flags = 0,
-        }
 };
 static struct platform_device sci_device = {
        .name           = "sh-sci",
-        .id             = -1,
        .dev            = {
                .platform_data  = sci_platform_data,
        },
 };
+static struct plat_sci_port scif_platform_data = {
+        .mapbase        = 0xffe80000,
+        .flags          = UPF_BOOT_AUTOCONF,
+        .scscr          = SCSCR_TE | SCSCR_RE | SCSCR_REIE,
+        .type           = PORT_SCIF,
+        .irqs           = { 40, 40, 40, 40 },
+};
+static struct platform_device scif_device = {
+        .name           = "sh-sci",
+        .dev            = {
+                .platform_data  = scif_platform_data,
+        },
+};
 static struct sh_timer_config tmu0_platform_data = {
        .name = "TMU0",
        .channel_offset = 0x04,
@@ -222,7 +227,6 @@ static struct platform_device tmu4_device = {
 static struct platform_device *sh7750_devices[] __initdata = {
        &rtc_device,
-        &sci_device,
        &tmu0_device,
        &tmu1_device,
        &tmu2_device,
@@ -236,6 +240,14 @@ static struct platform_device *sh7750_devices[] __initdata = {
 static int __init sh7750_devices_setup(void)
 {
+        if (mach_is_rts7751r2d()) {
+                scif_platform_data.scscr |= SCSCR_CKE1;
+                platform_register_device(&scif_device);
+        } else {
+                platform_register_device(&sci_device);
+                platform_register_device(&scif_device);
+        }
        return platform_add_devices(sh7750_devices,
                                    ARRAY_SIZE(sh7750_devices));
 }
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7760.c b/arch/sh/kernel/cpu/sh4/setup-sh7760.c
index 5b822519bd90..74b5e994724d 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7760.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7760.c
@@ -130,21 +130,25 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xfe600000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 52, 53, 55, 54 },
        }, {
                .mapbase        = 0xfe610000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 72, 73, 75, 74 },
        }, {
                .mapbase        = 0xfe620000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 76, 77, 79, 78 },
        }, {
                .mapbase        = 0xfe480000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCI,
                .irqs           = { 80, 81, 82, 0 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
index 6307e087c864..09fb5814d925 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
@@ -269,24 +269,28 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 80, 80, 80, 80 },
                .clk            = "scif0",
        }, {
                .mapbase        = 0xffe10000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 81, 81, 81, 81 },
                .clk            = "scif1",
        }, {
                .mapbase        = 0xffe20000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 82, 82, 82, 82 },
                .clk            = "scif2",
        }, {
                .mapbase        = 0xffe30000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 83, 83, 83, 83 },
                .clk            = "scif3",
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
index c18f7d09281b..307777cf04cc 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
@@ -280,6 +280,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 80, 80, 80, 80 },
                .clk            = "scif0",
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index ea524a2da3e4..ffc69bc95932 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -305,25 +305,25 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 80, 80, 80, 80 },
                .clk            = "scif0",
-        },
+        }, {
-        {
                .mapbase        = 0xffe10000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 81, 81, 81, 81 },
                .clk            = "scif1",
-        },
+        }, {
-        {
                .mapbase        = 0xffe20000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 82, 82, 82, 82 },
                .clk            = "scif2",
-        },
+        }, {
-        {
                .flags = 0,
        }
 };
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index e1bb80b2a27b..6ce331a8f1bd 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -321,36 +321,42 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 80, 80, 80, 80 },
                .clk            = "scif0",
        },{
                .mapbase        = 0xffe10000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 81, 81, 81, 81 },
                .clk            = "scif1",
        },{
                .mapbase        = 0xffe20000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 82, 82, 82, 82 },
                .clk            = "scif2",
        },{
                .mapbase        = 0xa4e30000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIFA,
                .irqs           = { 56, 56, 56, 56 },
                .clk            = "scif3",
        },{
                .mapbase        = 0xa4e40000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIFA,
                .irqs           = { 88, 88, 88, 88 },
                .clk            = "scif4",
        },{
                .mapbase        = 0xa4e50000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIFA,
                .irqs           = { 109, 109, 109, 109 },
                .clk            = "scif5",
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
index e5ac9eb11c63..4bf03c1ec8d6 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
@@ -28,36 +28,42 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 80, 80, 80, 80 },
                .clk            = "scif0",
        }, {
                .mapbase        = 0xffe10000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 81, 81, 81, 81 },
                .clk            = "scif1",
        }, {
                .mapbase        = 0xffe20000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 82, 82, 82, 82 },
                .clk            = "scif2",
        }, {
                .mapbase        = 0xa4e30000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIFA,
                .irqs           = { 56, 56, 56, 56 },
                .clk            = "scif3",
        }, {
                .mapbase        = 0xa4e40000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIFA,
                .irqs           = { 88, 88, 88, 88 },
                .clk            = "scif4",
        }, {
                .mapbase        = 0xa4e50000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIFA,
                .irqs           = { 109, 109, 109, 109 },
                .clk            = "scif5",
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c
index f1e0c0d36da7..76339c6da01e 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c
@@ -40,16 +40,19 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 40, 40, 40, 40 },
        }, {
                .mapbase        = 0xffe08000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 76, 76, 76, 76 },
        }, {
                .mapbase        = 0xffe10000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 104, 104, 104, 104 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
index 1e86209db284..07a41ff20504 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
@@ -18,51 +18,61 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xff923000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 61, 61, 61, 61 },
        }, {
                .mapbase        = 0xff924000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 62, 62, 62, 62 },
        }, {
                .mapbase        = 0xff925000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 63, 63, 63, 63 },
        }, {
                .mapbase        = 0xff926000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 64, 64, 64, 64 },
        }, {
                .mapbase        = 0xff927000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 65, 65, 65, 65 },
        }, {
                .mapbase        = 0xff928000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 66, 66, 66, 66 },
        }, {
                .mapbase        = 0xff929000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 67, 67, 67, 67 },
        }, {
                .mapbase        = 0xff92a000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 68, 68, 68, 68 },
        }, {
                .mapbase        = 0xff92b000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 69, 69, 69, 69 },
        }, {
                .mapbase        = 0xff92c000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
                .type           = PORT_SCIF,
                .irqs           = { 70, 70, 70, 70 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
index 715e05b431e5..2b355b67a33d 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
@@ -220,11 +220,13 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffe00000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 40, 40, 40, 40 },
        }, {
                .mapbase        = 0xffe10000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 76, 76, 76, 76 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
index af561402570b..acd4b1d1b813 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
@@ -202,36 +202,42 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffea0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 40, 40, 40, 40 },
                .clk            = "scif_fck",
        }, {
                .mapbase        = 0xffeb0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 44, 44, 44, 44 },
                .clk            = "scif_fck",
        }, {
                .mapbase        = 0xffec0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 60, 60, 60, 60 },
                .clk            = "scif_fck",
        }, {
                .mapbase        = 0xffed0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 61, 61, 61, 61 },
                .clk            = "scif_fck",
        }, {
                .mapbase        = 0xffee0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 62, 62, 62, 62 },
                .clk            = "scif_fck",
        }, {
                .mapbase        = 0xffef0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 63, 63, 63, 63 },
                .clk            = "scif_fck",
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
index b70049470a0b..347ce88de570 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
@@ -27,6 +27,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffea0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 40, 41, 43, 42 },
        },
@@ -36,26 +37,31 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffeb0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 44, 44, 44, 44 },
        }, {
                .mapbase        = 0xffec0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 50, 50, 50, 50 },
        }, {
                .mapbase        = 0xffed0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 51, 51, 51, 51 },
        }, {
                .mapbase        = 0xffee0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 52, 52, 52, 52 },
        }, {
                .mapbase        = 0xffef0000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
                .type           = PORT_SCIF,
                .irqs           = { 53, 53, 53, 53 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/arch/sh/kernel/cpu/sh4a/setup-shx3.c
index 53c65fd9ccef..eef94934f542 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-shx3.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-shx3.c
@@ -19,21 +19,25 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = 0xffc30000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 40, 41, 43, 42 },
        }, {
                .mapbase        = 0xffc40000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 44, 45, 47, 46 },
        }, {
                .mapbase        = 0xffc50000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 48, 49, 51, 50 },
        }, {
                .mapbase        = 0xffc60000,
                .flags          = UPF_BOOT_AUTOCONF,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 52, 53, 55, 54 },
        }, {
diff --git a/arch/sh/kernel/cpu/sh5/setup-sh5.c b/arch/sh/kernel/cpu/sh5/setup-sh5.c
index f5ff1ac57fc2..26fa10c560de 100644
--- a/arch/sh/kernel/cpu/sh5/setup-sh5.c
+++ b/arch/sh/kernel/cpu/sh5/setup-sh5.c
@@ -20,6 +20,7 @@ static struct plat_sci_port sci_platform_data[] = {
        {
                .mapbase        = PHYS_PERIPHERAL_BLOCK + 0x01030000,
                .flags          = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
+                .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
                .type           = PORT_SCIF,
                .irqs           = { 39, 40, 42, 0 },
        }, {
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 66f52674ca0c..3a13e58e9c5d 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -79,6 +79,9 @@ struct sci_port {
        struct timer_list       break_timer;
        int                     break_flag;
+        /* SCSCR initialization */
+        unsigned int            scscr;
 #ifdef CONFIG_HAVE_CLK
        /* Interface clock */
        struct clk              *iclk;
@@ -928,6 +931,7 @@ static void sci_shutdown(struct uart_port *port)
 static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
                            struct ktermios *old)
 {
+        struct sci_port *s = to_sci_port(port);
        unsigned int status, baud, smr_val;
        int t = -1;
@@ -972,7 +976,7 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
        sci_init_pins(port, termios->c_cflag);
        sci_out(port, SCFCR, (termios->c_cflag & CRTSCTS) ? SCFCR_MCE : 0);
-        sci_out(port, SCSCR, SCSCR_INIT(port));
+        sci_out(port, SCSCR, s->scscr);
        if ((termios->c_cflag & CREAD) != 0)
                sci_start_rx(port, 0);
@@ -1097,6 +1101,7 @@ static void __devinit sci_init_single(struct platform_device *dev,
        sci_port->port.mapbase  = p->mapbase;
        sci_port->port.membase  = p->membase;
+        sci_port->scscr         = p->scscr;
        sci_port->port.irq      = p->irqs[SCIx_TXI_IRQ];
        sci_port->port.flags    = p->flags;
        sci_port->port.dev      = &dev->dev;
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index 38072c15b845..4aa0ac8e67dd 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -15,7 +15,6 @@
    defined(CONFIG_CPU_SUBTYPE_SH7709)
 # define SCPCR  0xA4000116 /* 16 bit SCI and SCIF */
 # define SCPDR  0xA4000136 /* 8  bit SCI and SCIF */
-# define SCSCR_INIT(port)          0x30 /* TIE=0,RIE=0,TE=1,RE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7705)
 # define SCIF0          0xA4400000
 # define SCIF2          0xA4410000
@@ -23,15 +22,8 @@
 # define IRDA_SCIF      SCIF0
 # define SCPCR 0xA4000116
 # define SCPDR 0xA4000136
-/* Set the clock source,
- * SCIF2 (0xA4410000) -> External clock, SCK pin used as clock input
- * SCIF0 (0xA4400000) -> Internal clock, SCK pin as serial clock output
- */
-# define SCSCR_INIT(port) (port->mapbase == SCIF2) ? 0xF3 : 0xF0
 #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 */
@@ -39,7 +31,6 @@
 # define SCSPTR1 0xFFE0001C /* 8 bit SCIF */
 # define SCSPTR2 0xFFE80020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001   /* overrun error bit */
-# define SCSCR_INIT(port) 0x3a /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7750)  || \
      defined(CONFIG_CPU_SUBTYPE_SH7750R) || \
      defined(CONFIG_CPU_SUBTYPE_SH7750S) || \
@@ -49,39 +40,31 @@
 # define SCSPTR1 0xffe0001c /* 8  bit SCI */
 # define SCSPTR2 0xFFE80020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001   /* overrun error bit */
-# define SCSCR_INIT(port) (((port)->type == PORT_SCI) ? \
-        0x30 /* TIE=0,RIE=0,TE=1,RE=1 */ : \
-        0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ )
 #elif defined(CONFIG_CPU_SUBTYPE_SH7760)
 # define SCSPTR0 0xfe600024 /* 16 bit SCIF */
 # define SCSPTR1 0xfe610024 /* 16 bit SCIF */
 # define SCSPTR2 0xfe620024 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)          0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7710) || defined(CONFIG_CPU_SUBTYPE_SH7712)
 # define SCSPTR0 0xA4400000       /* 16 bit SCIF */
 # define SCIF_ORER 0x0001   /* overrun error bit */
 # define PACR 0xa4050100
 # define PBCR 0xa4050102
-# define SCSCR_INIT(port)          0x3B
 #elif defined(CONFIG_CPU_SUBTYPE_SH7343)
 # define SCSPTR0 0xffe00010     /* 16 bit SCIF */
 # define SCSPTR1 0xffe10010     /* 16 bit SCIF */
 # define SCSPTR2 0xffe20010     /* 16 bit SCIF */
 # define SCSPTR3 0xffe30010     /* 16 bit SCIF */
-# define SCSCR_INIT(port) 0x32  /* TIE=0,RIE=0,TE=1,RE=1,REIE=0,CKE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7722)
 # define PADR                   0xA4050120
 # define PSDR                   0xA405013e
 # define PWDR                   0xA4050166
 # define PSCR                   0xA405011E
 # define SCIF_ORER              0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)       0x0038  /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7366)
 # 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 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7723)
 # define SCSPTR0                0xa4050160
 # define SCSPTR1                0xa405013e
@@ -90,45 +73,34 @@
 # define SCSPTR4                0xa4050128
 # define SCSPTR5                0xa4050128
 # define SCIF_ORER              0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)       0x0038  /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7724)
 # define SCIF_ORER              0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)       0x0038  /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
 # define SCSPTR2 0xffe80020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001   /* overrun error bit */
-# define SCSCR_INIT(port) 0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103)
-# define SCIF_BASE_ADDR    0x01030000
-# define SCIF_ADDR_SH5     PHYS_PERIPHERAL_BLOCK+SCIF_BASE_ADDR
 # define SCIF_PTR2_OFFS    0x0000020
 # define SCIF_LSR2_OFFS    0x0000024
 # define SCSPTR2           ((port->mapbase)+SCIF_PTR2_OFFS) /* 16 bit SCIF */
 # define SCLSR2            ((port->mapbase)+SCIF_LSR2_OFFS) /* 16 bit SCIF */
-# define SCSCR_INIT(port)  0x38         /* TIE=0,RIE=0, TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_H83007) || defined(CONFIG_H83068)
-# 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_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_SH7763)
 # define SCSPTR0 0xffe00024 /* 16 bit SCIF */
 # define SCSPTR1 0xffe08024 /* 16 bit SCIF */
 # define SCSPTR2 0xffe10020 /* 16 bit SCIF/IRDA */
 # define SCIF_ORER 0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)       0x38    /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7770)
 # define SCSPTR0 0xff923020 /* 16 bit SCIF */
 # define SCSPTR1 0xff924020 /* 16 bit SCIF */
 # define SCSPTR2 0xff925020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)       0x3c /* TIE=0,RIE=0,TE=1,RE=1,REIE=1,cke=2 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7780)
 # define SCSPTR0        0xffe00024      /* 16 bit SCIF */
 # define SCSPTR1        0xffe10024      /* 16 bit SCIF */
 # define SCIF_ORER      0x0001          /* Overrun error bit */
-# define SCSCR_INIT(port)       0x3a    /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7785) || \
      defined(CONFIG_CPU_SUBTYPE_SH7786)
 # define SCSPTR0        0xffea0024      /* 16 bit SCIF */
@@ -138,7 +110,6 @@
 # define SCSPTR4        0xffee0024      /* 16 bit SCIF */
 # define SCSPTR5        0xffef0024      /* 16 bit SCIF */
 # define SCIF_ORER      0x0001          /* Overrun error bit */
-# define SCSCR_INIT(port)       0x3a    /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7201) || \
      defined(CONFIG_CPU_SUBTYPE_SH7203) || \
      defined(CONFIG_CPU_SUBTYPE_SH7206) || \
@@ -153,20 +124,17 @@
 #  define SCSPTR6 0xfffeB020 /* 16 bit SCIF */
 #  define SCSPTR7 0xfffeB820 /* 16 bit SCIF */
 # endif
-# define SCSCR_INIT(port)       0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7619)
 # define SCSPTR0 0xf8400020 /* 16 bit SCIF */
 # define SCSPTR1 0xf8410020 /* 16 bit SCIF */
 # define SCSPTR2 0xf8420020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001  /* overrun error bit */
-# define SCSCR_INIT(port)       0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SHX3)
 # define SCSPTR0 0xffc30020             /* 16 bit SCIF */
 # define SCSPTR1 0xffc40020             /* 16 bit SCIF */
 # define SCSPTR2 0xffc50020             /* 16 bit SCIF */
 # define SCSPTR3 0xffc60020             /* 16 bit SCIF */
 # define SCIF_ORER 0x0001               /* Overrun error bit */
-# define SCSCR_INIT(port)       0x38    /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #else
 # error CPU subtype not defined
 #endif
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
index 1c297ddc9d5a..f722a2275add 100644
--- a/include/linux/serial_sci.h
+++ b/include/linux/serial_sci.h
@@ -7,6 +7,15 @@
 * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
 */
+#define SCSCR_TIE       (1 << 7)
+#define SCSCR_RIE       (1 << 6)
+#define SCSCR_TE        (1 << 5)
+#define SCSCR_RE        (1 << 4)
+#define SCSCR_REIE      (1 << 3)
+#define SCSCR_TOIE      (1 << 2)        /* not supported by all parts */
+#define SCSCR_CKE1      (1 << 1)
+#define SCSCR_CKE0      (1 << 0)
 /* Offsets into the sci_port->irqs array */
 enum {
        SCIx_ERI_IRQ,
@@ -26,6 +35,8 @@ struct plat_sci_port {
        unsigned int    type;                   /* SCI / SCIF / IRDA */
        upf_t           flags;                  /* UPF_* flags */
        char            *clk;                   /* clock string */
+        unsigned int    scscr;                  /* SCSCR initialization */
 };
 #endif /* __LINUX_SERIAL_SCI_H */