Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

53 files changed, 638 insertions, 224 deletions

diff --git a/arch/sh/kernel/Makefile_32 b/arch/sh/kernel/Makefile_32
index 62bf373266f..4bbdce36b92 100644
--- a/arch/sh/kernel/Makefile_32
+++ b/arch/sh/kernel/Makefile_32
@@ -5,7 +5,7 @@
 extra-y	:= head_32.o init_task.o vmlinux.lds
 
 obj-y	:= debugtraps.o io.o io_generic.o irq.o machvec.o process_32.o \
-	   ptrace_32.o semaphore.o setup.o signal_32.o sys_sh.o sys_sh32.o \
+	   ptrace_32.o setup.o signal_32.o sys_sh.o sys_sh32.o \
 	   syscalls_32.o time_32.o topology.o traps.o traps_32.o
 
 obj-y				+= cpu/ timers/
diff --git a/arch/sh/kernel/Makefile_64 b/arch/sh/kernel/Makefile_64
index e01283d49cb..6edf53b93d9 100644
--- a/arch/sh/kernel/Makefile_64
+++ b/arch/sh/kernel/Makefile_64
@@ -1,7 +1,7 @@
 extra-y	:= head_64.o init_task.o vmlinux.lds
 
 obj-y	:= debugtraps.o io.o io_generic.o irq.o machvec.o process_64.o \
-	   ptrace_64.o semaphore.o setup.o signal_64.o sys_sh.o sys_sh64.o \
+	   ptrace_64.o setup.o signal_64.o sys_sh.o sys_sh64.o \
 	   syscalls_64.o time_64.o topology.o traps.o traps_64.o
 
 obj-y				+= cpu/ timers/
diff --git a/arch/sh/kernel/cf-enabler.c b/arch/sh/kernel/cf-enabler.c
index 1c3b99642e1..01ff4d05aab 100644
--- a/arch/sh/kernel/cf-enabler.c
+++ b/arch/sh/kernel/cf-enabler.c
@@ -83,6 +83,8 @@ static int __init cf_init_default(void)
 #include <asm/se.h>
 #elif defined(CONFIG_SH_7722_SOLUTION_ENGINE)
 #include <asm/se7722.h>
+#elif defined(CONFIG_SH_7721_SOLUTION_ENGINE)
+#include <asm/se7721.h>
 #endif
 
 /*
@@ -99,7 +101,9 @@ static int __init cf_init_default(void)
  * 0xB0600000 : I/O
  */
 
-#if defined(CONFIG_SH_SOLUTION_ENGINE) || defined(CONFIG_SH_7722_SOLUTION_ENGINE) 
+#if defined(CONFIG_SH_SOLUTION_ENGINE) || \
+    defined(CONFIG_SH_7722_SOLUTION_ENGINE) || \
+    defined(CONFIG_SH_7721_SOLUTION_ENGINE)
 static int __init cf_init_se(void)
 {
 	if ((ctrl_inw(MRSHPC_CSR) & 0x000c) != 0)
@@ -112,7 +116,7 @@ static int __init cf_init_se(void)
 	}
 
 	/*
-	 *  PC-Card window open 
+	 *  PC-Card window open
 	 *  flag == COMMON/ATTRIBUTE/IO
 	 */
 	/* common window open */
@@ -122,7 +126,7 @@ static int __init cf_init_se(void)
 		ctrl_outw(0x0b00, MRSHPC_MW0CR2);
 	else
 		/* common mode & bus width 16bit SWAP = 0*/
-		ctrl_outw(0x0300, MRSHPC_MW0CR2); 
+		ctrl_outw(0x0300, MRSHPC_MW0CR2);
 
 	/* attribute window open */
 	ctrl_outw(0x8a85, MRSHPC_MW1CR1);
@@ -155,10 +159,9 @@ static int __init cf_init_se(void)
 
 int __init cf_init(void)
 {
-	if( mach_is_se() || mach_is_7722se() ){
+	if (mach_is_se() || mach_is_7722se() || mach_is_7721se())
 		return cf_init_se();
-	}
-	
+
 	return cf_init_default();
 }
 
diff --git a/arch/sh/kernel/cpu/init.c b/arch/sh/kernel/cpu/init.c
index 80a31329ead..75fb03d3567 100644
--- a/arch/sh/kernel/cpu/init.c
+++ b/arch/sh/kernel/cpu/init.c
@@ -233,7 +233,7 @@ static void __init dsp_init(void)
  * and cache configuration in detect_cpu_and_cache_system().
  */
 
-asmlinkage void __cpuinit sh_cpu_init(void)
+asmlinkage void __init sh_cpu_init(void)
 {
 	current_thread_info()->cpu = hard_smp_processor_id();
 
diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S
index 7a26569e795..0fc89069d8c 100644
--- a/arch/sh/kernel/cpu/sh2/entry.S
+++ b/arch/sh/kernel/cpu/sh2/entry.S
@@ -267,7 +267,6 @@ ENTRY(sh_bios_handler)
 
 ENTRY(address_error_trap_handler)
 	mov	r15,r4				! regs
-	add	#4,r4
 	mov	#OFF_PC,r0
 	mov.l	@(r0,r15),r6			! pc
 	mov.l	1f,r0
diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
index b230eb278ce..cc530f4d84d 100644
--- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 enum {
 	UNUSED = 0,
diff --git a/arch/sh/kernel/cpu/sh2a/Makefile b/arch/sh/kernel/cpu/sh2a/Makefile
index b279cdc3a23..7e2b90cfa7b 100644
--- a/arch/sh/kernel/cpu/sh2a/Makefile
+++ b/arch/sh/kernel/cpu/sh2a/Makefile
@@ -8,6 +8,7 @@ common-y	+= $(addprefix ../sh2/, ex.o entry.o)
 
 obj-$(CONFIG_SH_FPU)	+= fpu.o
 
-obj-$(CONFIG_CPU_SUBTYPE_SH7206) += setup-sh7206.o clock-sh7206.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7203) += setup-sh7203.o clock-sh7203.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7263) += setup-sh7203.o clock-sh7203.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7206)	+= setup-sh7206.o clock-sh7206.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7203)	+= setup-sh7203.o clock-sh7203.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7263)	+= setup-sh7203.o clock-sh7203.o
+obj-$(CONFIG_CPU_SUBTYPE_MXG)		+= setup-mxg.o clock-sh7206.o
diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7203.c b/arch/sh/kernel/cpu/sh2a/clock-sh7203.c
index 3feb95a4fcb..fb781329848 100644
--- a/arch/sh/kernel/cpu/sh2a/clock-sh7203.c
+++ b/arch/sh/kernel/cpu/sh2a/clock-sh7203.c
@@ -21,8 +21,8 @@
 #include <asm/freq.h>
 #include <asm/io.h>
 
-const static int pll1rate[]={8,12,16,0};
-const static int pfc_divisors[]={1,2,3,4,6,8,12};
+static const int pll1rate[]={8,12,16,0};
+static const int pfc_divisors[]={1,2,3,4,6,8,12};
 #define ifc_divisors pfc_divisors
 
 #if (CONFIG_SH_CLK_MD == 0)
diff --git a/arch/sh/kernel/cpu/sh2a/fpu.c b/arch/sh/kernel/cpu/sh2a/fpu.c
index ff99562456f..5627c0b3ffa 100644
--- a/arch/sh/kernel/cpu/sh2a/fpu.c
+++ b/arch/sh/kernel/cpu/sh2a/fpu.c
@@ -13,6 +13,7 @@
 #include <linux/signal.h>
 #include <asm/processor.h>
 #include <asm/io.h>
+#include <asm/fpu.h>
 
 /* The PR (precision) bit in the FP Status Register must be clear when
  * an frchg instruction is executed, otherwise the instruction is undefined.
diff --git a/arch/sh/kernel/cpu/sh2a/probe.c b/arch/sh/kernel/cpu/sh2a/probe.c
index 6910e266446..6e79132f6f3 100644
--- a/arch/sh/kernel/cpu/sh2a/probe.c
+++ b/arch/sh/kernel/cpu/sh2a/probe.c
@@ -29,6 +29,9 @@ int __init detect_cpu_and_cache_system(void)
 	boot_cpu_data.type			= CPU_SH7206;
 	/* While SH7206 has a DSP.. */
 	boot_cpu_data.flags			|= CPU_HAS_DSP;
+#elif defined(CONFIG_CPU_SUBTYPE_MXG)
+	boot_cpu_data.type			= CPU_MXG;
+	boot_cpu_data.flags			|= CPU_HAS_DSP;
 #endif
 
 	boot_cpu_data.dcache.ways		= 4;
diff --git a/arch/sh/kernel/cpu/sh2a/setup-mxg.c b/arch/sh/kernel/cpu/sh2a/setup-mxg.c
new file mode 100644
index 00000000000..e611d79fac4
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh2a/setup-mxg.c
@@ -0,0 +1,168 @@
+/*
+ * Renesas MX-G (R8A03022BG) Setup
+ *
+ *  Copyright (C) 2008  Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <linux/serial_sci.h>
+
+enum {
+	UNUSED = 0,
+
+	/* interrupt sources */
+	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
+	IRQ8, IRQ9, IRQ10, IRQ11, IRQ12, IRQ13, IRQ14, IRQ15,
+
+	PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7,
+
+	SINT8, SINT7, SINT6, SINT5, SINT4, SINT3, SINT2, SINT1,
+
+	SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI,
+	SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI,
+
+	MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D,
+	MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F,
+	MTU2_TGI1A, MTU2_TGI1B, MTU2_TCI1V, MTU2_TCI1U,
+	MTU2_TGI2A, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U,
+	MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D, MTU2_TCI3V,
+	MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D, MTU2_TCI4V,
+	MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W,
+
+	/* interrupt groups */
+	PINT, SCIF0, SCIF1,
+	MTU2_GROUP1, MTU2_GROUP2, MTU2_GROUP3, MTU2_GROUP4, MTU2_GROUP5
+};
+
+static struct intc_vect vectors[] __initdata = {
+	INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
+	INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
+	INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69),
+	INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71),
+	INTC_IRQ(IRQ8, 72), INTC_IRQ(IRQ9, 73),
+	INTC_IRQ(IRQ10, 74), INTC_IRQ(IRQ11, 75),
+	INTC_IRQ(IRQ12, 76), INTC_IRQ(IRQ13, 77),
+	INTC_IRQ(IRQ14, 78), INTC_IRQ(IRQ15, 79),
+
+	INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81),
+	INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83),
+	INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85),
+	INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87),
+
+	INTC_IRQ(SINT8, 94), INTC_IRQ(SINT7, 95),
+	INTC_IRQ(SINT6, 96), INTC_IRQ(SINT5, 97),
+	INTC_IRQ(SINT4, 98), INTC_IRQ(SINT3, 99),
+	INTC_IRQ(SINT2, 100), INTC_IRQ(SINT1, 101),
+
+	INTC_IRQ(SCIF0_RXI, 220), INTC_IRQ(SCIF0_TXI, 221),
+	INTC_IRQ(SCIF0_BRI, 222), INTC_IRQ(SCIF0_ERI, 223),
+	INTC_IRQ(SCIF1_RXI, 224), INTC_IRQ(SCIF1_TXI, 225),
+	INTC_IRQ(SCIF1_BRI, 226), INTC_IRQ(SCIF1_ERI, 227),
+
+	INTC_IRQ(MTU2_TGI0A, 228), INTC_IRQ(MTU2_TGI0B, 229),
+	INTC_IRQ(MTU2_TGI0C, 230), INTC_IRQ(MTU2_TGI0D, 231),
+	INTC_IRQ(MTU2_TCI0V, 232), INTC_IRQ(MTU2_TGI0E, 233),
+
+	INTC_IRQ(MTU2_TGI0F, 234), INTC_IRQ(MTU2_TGI1A, 235),
+	INTC_IRQ(MTU2_TGI1B, 236), INTC_IRQ(MTU2_TCI1V, 237),
+	INTC_IRQ(MTU2_TCI1U, 238), INTC_IRQ(MTU2_TGI2A, 239),
+
+	INTC_IRQ(MTU2_TGI2B, 240), INTC_IRQ(MTU2_TCI2V, 241),
+	INTC_IRQ(MTU2_TCI2U, 242), INTC_IRQ(MTU2_TGI3A, 243),
+
+	INTC_IRQ(MTU2_TGI3B, 244),
+	INTC_IRQ(MTU2_TGI3C, 245),
+
+	INTC_IRQ(MTU2_TGI3D, 246), INTC_IRQ(MTU2_TCI3V, 247),
+	INTC_IRQ(MTU2_TGI4A, 248), INTC_IRQ(MTU2_TGI4B, 249),
+	INTC_IRQ(MTU2_TGI4C, 250), INTC_IRQ(MTU2_TGI4D, 251),
+
+	INTC_IRQ(MTU2_TCI4V, 252), INTC_IRQ(MTU2_TGI5U, 253),
+	INTC_IRQ(MTU2_TGI5V, 254), INTC_IRQ(MTU2_TGI5W, 255),
+};
+
+static struct intc_group groups[] __initdata = {
+	INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3,
+		   PINT4, PINT5, PINT6, PINT7),
+	INTC_GROUP(MTU2_GROUP1, MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D,
+		   MTU2_TCI0V, MTU2_TGI0E),
+	INTC_GROUP(MTU2_GROUP2, MTU2_TGI0F, MTU2_TGI1A, MTU2_TGI1B,
+		   MTU2_TCI1V, MTU2_TCI1U, MTU2_TGI2A),
+	INTC_GROUP(MTU2_GROUP3, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U,
+		   MTU2_TGI3A),
+	INTC_GROUP(MTU2_GROUP4, MTU2_TGI3D, MTU2_TCI3V, MTU2_TGI4A,
+		   MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D),
+	INTC_GROUP(MTU2_GROUP5, MTU2_TCI4V, MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W),
+	INTC_GROUP(SCIF0, SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI),
+	INTC_GROUP(SCIF1, SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI),
+};
+
+static struct intc_prio_reg prio_registers[] __initdata = {
+	{ 0xfffd9418, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
+	{ 0xfffd941a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
+	{ 0xfffd941c, 0, 16, 4, /* IPR03 */ { IRQ8, IRQ9, IRQ10, IRQ11 } },
+	{ 0xfffd941e, 0, 16, 4, /* IPR04 */ { IRQ12, IRQ13, IRQ14, IRQ15 } },
+	{ 0xfffd9420, 0, 16, 4, /* IPR05 */ { PINT, 0, 0, 0 } },
+	{ 0xfffd9800, 0, 16, 4, /* IPR06 */ { } },
+	{ 0xfffd9802, 0, 16, 4, /* IPR07 */ { } },
+	{ 0xfffd9804, 0, 16, 4, /* IPR08 */ { } },
+	{ 0xfffd9806, 0, 16, 4, /* IPR09 */ { } },
+	{ 0xfffd9808, 0, 16, 4, /* IPR10 */ { } },
+	{ 0xfffd980a, 0, 16, 4, /* IPR11 */ { } },
+	{ 0xfffd980c, 0, 16, 4, /* IPR12 */ { } },
+	{ 0xfffd980e, 0, 16, 4, /* IPR13 */ { } },
+	{ 0xfffd9810, 0, 16, 4, /* IPR14 */ { 0, 0, 0, SCIF0 } },
+	{ 0xfffd9812, 0, 16, 4, /* IPR15 */
+		{ SCIF1, MTU2_GROUP1, MTU2_GROUP2, MTU2_GROUP3 } },
+	{ 0xfffd9814, 0, 16, 4, /* IPR16 */
+		{ MTU2_TGI3B, MTU2_TGI3C, MTU2_GROUP4, MTU2_GROUP5 } },
+};
+
+static struct intc_mask_reg mask_registers[] __initdata = {
+	{ 0xfffd9408, 0, 16, /* PINTER */
+	  { 0, 0, 0, 0, 0, 0, 0, 0,
+	    PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } },
+};
+
+static DECLARE_INTC_DESC(intc_desc, "mxg", vectors, groups,
+			 mask_registers, prio_registers, NULL);
+
+static struct plat_sci_port sci_platform_data[] = {
+	{
+		.mapbase	= 0xff804000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 223, 220, 221, 222 },
+	}, {
+		.flags = 0,
+	}
+};
+
+static struct platform_device sci_device = {
+	.name		= "sh-sci",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= sci_platform_data,
+	},
+};
+
+static struct platform_device *mxg_devices[] __initdata = {
+	&sci_device,
+};
+
+static int __init mxg_devices_setup(void)
+{
+	return platform_add_devices(mxg_devices,
+				    ARRAY_SIZE(mxg_devices));
+}
+__initcall(mxg_devices_setup);
+
+void __init plat_irq_setup(void)
+{
+	register_intc_controller(&intc_desc);
+}
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c
index db6ef5cecde..e98dc445035 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 enum {
 	UNUSED = 0,
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
index a564425b905..e6d4ec445dd 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 enum {
 	UNUSED = 0,
diff --git a/arch/sh/kernel/cpu/sh3/probe.c b/arch/sh/kernel/cpu/sh3/probe.c
index fcc80bb7bee..10f2a760c5e 100644
--- a/arch/sh/kernel/cpu/sh3/probe.c
+++ b/arch/sh/kernel/cpu/sh3/probe.c
@@ -94,9 +94,9 @@ int __uses_jump_to_uncached detect_cpu_and_cache_system(void)
 		boot_cpu_data.dcache.way_incr	= (1 << 13);
 		boot_cpu_data.dcache.entry_mask	= 0x1ff0;
 		boot_cpu_data.dcache.sets	= 512;
-		ctrl_outl(CCR_CACHE_32KB, CCR3);
+		ctrl_outl(CCR_CACHE_32KB, CCR3_REG);
 #else
-		ctrl_outl(CCR_CACHE_16KB, CCR3);
+		ctrl_outl(CCR_CACHE_16KB, CCR3_REG);
 #endif
 #endif
 	}
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7705.c b/arch/sh/kernel/cpu/sh3/setup-sh7705.c
index dd0a20a685f..f581534cb73 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7705.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7705.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 #include <asm/rtc.h>
 
 enum {
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c
index 969804bb523..d3733b13ea5 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c
@@ -16,7 +16,7 @@
 #include <linux/irq.h>
 #include <linux/platform_device.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 enum {
 	UNUSED = 0,
@@ -123,15 +123,15 @@ static struct resource rtc_resources[] = {
 		.flags  = IORESOURCE_IO,
 	},
 	[1] =	{
-		.start  = 20,
+		.start  = 21,
 		.flags	= IORESOURCE_IRQ,
 	},
 	[2] =	{
-		.start	= 21,
+		.start	= 22,
 		.flags	= IORESOURCE_IRQ,
 	},
 	[3] =	{
-		.start	= 22,
+		.start	= 20,
 		.flags  = IORESOURCE_IRQ,
 	},
 };
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7710.c b/arch/sh/kernel/cpu/sh3/setup-sh7710.c
index 0cc0e2bf135..7406c9ad925 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7710.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7710.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 #include <asm/rtc.h>
 
 enum {
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7720.c b/arch/sh/kernel/cpu/sh3/setup-sh7720.c
index 3855ea4c21c..8028082527c 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7720.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7720.c
@@ -16,7 +16,7 @@
 #include <linux/init.h>
 #include <linux/serial.h>
 #include <linux/io.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 #include <asm/rtc.h>
 
 #define INTC_ICR1	0xA4140010UL
diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c
index 817f9939cda..8020796139f 100644
--- a/arch/sh/kernel/cpu/sh4/fpu.c
+++ b/arch/sh/kernel/cpu/sh4/fpu.c
@@ -16,6 +16,7 @@
 #include <asm/cpu/fpu.h>
 #include <asm/processor.h>
 #include <asm/system.h>
+#include <asm/fpu.h>
 
 /* The PR (precision) bit in the FP Status Register must be clear when
  * an frchg instruction is executed, otherwise the instruction is undefined.
diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index 9e89984c4f1..ebceb0dadff 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -53,7 +53,7 @@ int __init detect_cpu_and_cache_system(void)
 	/*
 	 * Setup some generic flags we can probe on SH-4A parts
 	 */
-	if (((pvr >> 16) & 0xff) == 0x10) {
+	if (((pvr >> 24) & 0xff) == 0x10) {
 		if ((cvr & 0x10000000) == 0)
 			boot_cpu_data.flags |= CPU_HAS_DSP;
 
@@ -126,17 +126,22 @@ int __init detect_cpu_and_cache_system(void)
 					  CPU_HAS_LLSC;
 		break;
 	case 0x3008:
-		if (prr == 0xa0 || prr == 0xa1) {
-			boot_cpu_data.type = CPU_SH7722;
-			boot_cpu_data.icache.ways = 4;
-			boot_cpu_data.dcache.ways = 4;
-			boot_cpu_data.flags |= CPU_HAS_LLSC;
-		}
-		else if (prr == 0x70) {
+		boot_cpu_data.icache.ways = 4;
+		boot_cpu_data.dcache.ways = 4;
+		boot_cpu_data.flags |= CPU_HAS_LLSC;
+
+		switch (prr) {
+		case 0x50:
+			boot_cpu_data.type = CPU_SH7723;
+			boot_cpu_data.flags |= CPU_HAS_FPU | CPU_HAS_L2_CACHE;
+			break;
+		case 0x70:
 			boot_cpu_data.type = CPU_SH7366;
-			boot_cpu_data.icache.ways = 4;
-			boot_cpu_data.dcache.ways = 4;
-			boot_cpu_data.flags |= CPU_HAS_LLSC;
+			break;
+		case 0xa0:
+		case 0xa1:
+			boot_cpu_data.type = CPU_SH7722;
+			break;
 		}
 		break;
 	case 0x4000:	/* 1st cut */
@@ -215,6 +220,12 @@ int __init detect_cpu_and_cache_system(void)
 	 * SH-4A's have an optional PIPT L2.
 	 */
 	if (boot_cpu_data.flags & CPU_HAS_L2_CACHE) {
+		/* Bug if we can't decode the L2 info */
+		BUG_ON(!(cvr & 0xf));
+
+		/* Silicon and specifications have clearly never met.. */
+		cvr ^= 0xf;
+
 		/*
 		 * Size calculation is much more sensible
 		 * than it is for the L1.
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
index dab193293f2..7371abf64f8 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct plat_sci_port sci_platform_data[] = {
 	{
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
index ae3603aca61..ec884039b91 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/serial.h>
 #include <linux/io.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct resource rtc_resources[] = {
 	[0] = {
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7760.c b/arch/sh/kernel/cpu/sh4/setup-sh7760.c
index 85f81579b97..254c5c55ab9 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7760.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7760.c
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 enum {
 	UNUSED = 0,
diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c
index 8250e017bd4..9561b02ade0 100644
--- a/arch/sh/kernel/cpu/sh4/sq.c
+++ b/arch/sh/kernel/cpu/sh4/sq.c
@@ -216,7 +216,7 @@ void sq_unmap(unsigned long vaddr)
 
 	if (unlikely(!map)) {
 		printk("%s: bad store queue address 0x%08lx\n",
-		       __FUNCTION__, vaddr);
+		       __func__, vaddr);
 		return;
 	}
 
@@ -233,7 +233,7 @@ void sq_unmap(unsigned long vaddr)
 		vma = remove_vm_area((void *)(map->sq_addr & PAGE_MASK));
 		if (!vma) {
 			printk(KERN_ERR "%s: bad address 0x%08lx\n",
-			       __FUNCTION__, map->sq_addr);
+			       __func__, map->sq_addr);
 			return;
 		}
 	}
diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile
index 5d890ac8e79..a880e796875 100644
--- a/arch/sh/kernel/cpu/sh4a/Makefile
+++ b/arch/sh/kernel/cpu/sh4a/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_CPU_SUBTYPE_SH7780)	+= setup-sh7780.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7785)	+= setup-sh7785.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7343)	+= setup-sh7343.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7722)	+= setup-sh7722.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7723)	+= setup-sh7723.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7366)	+= setup-sh7366.o
 obj-$(CONFIG_CPU_SUBTYPE_SHX3)		+= setup-shx3.o
 
@@ -22,6 +23,7 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7780)	:= clock-sh7780.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7785)	:= clock-sh7785.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7343)	:= clock-sh7343.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7722)	:= clock-sh7722.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7723)	:= clock-sh7722.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7366)	:= clock-sh7722.o
 clock-$(CONFIG_CPU_SUBTYPE_SHX3)	:= clock-shx3.o
 
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
index c0a3f079dfd..6d4f50cd4aa 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct plat_sci_port sci_platform_data[] = {
 	{
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
index 967e8b69a2f..f26b5cdad0d 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
@@ -12,7 +12,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct plat_sci_port sci_platform_data[] = {
 	{
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index 73c778d40d1..06931403704 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -10,19 +10,18 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
+#include <linux/serial_sci.h>
 #include <linux/mm.h>
 #include <asm/mmzone.h>
-#include <asm/sci.h>
 
 static struct resource usbf_resources[] = {
 	[0] = {
-		.name	= "m66592_udc",
-		.start	= 0xA4480000,
-		.end	= 0xA44800FF,
+		.name	= "USBF",
+		.start	= 0x04480000,
+		.end	= 0x044800FF,
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
-		.name	= "m66592_udc",
 		.start	= 65,
 		.end	= 65,
 		.flags	= IORESOURCE_IRQ,
@@ -40,6 +39,26 @@ static struct platform_device usbf_device = {
 	.resource	= usbf_resources,
 };
 
+static struct resource iic_resources[] = {
+	[0] = {
+		.name	= "IIC",
+		.start  = 0x04470000,
+		.end    = 0x04470017,
+		.flags  = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = 96,
+		.end    = 99,
+		.flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device iic_device = {
+	.name           = "i2c-sh_mobile",
+	.num_resources  = ARRAY_SIZE(iic_resources),
+	.resource       = iic_resources,
+};
+
 static struct plat_sci_port sci_platform_data[] = {
 	{
 		.mapbase	= 0xffe00000,
@@ -74,6 +93,7 @@ static struct platform_device sci_device = {
 
 static struct platform_device *sh7722_devices[] __initdata = {
 	&usbf_device,
+	&iic_device,
 	&sci_device,
 };
 
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
new file mode 100644
index 00000000000..16925cf28db
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -0,0 +1,300 @@
+/*
+ * SH7723 Setup
+ *
+ *  Copyright (C) 2008  Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <linux/mm.h>
+#include <linux/serial_sci.h>
+#include <asm/mmzone.h>
+
+static struct plat_sci_port sci_platform_data[] = {
+	{
+		.mapbase	= 0xa4e30000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCI,
+		.irqs		= { 56, 56, 56, 56 },
+	},{
+		.mapbase	= 0xa4e40000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCI,
+		.irqs		= { 88, 88, 88, 88 },
+	},{
+		.mapbase	= 0xa4e50000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCI,
+		.irqs		= { 109, 109, 109, 109 },
+	}, {
+		.flags = 0,
+	}
+};
+
+static struct platform_device sci_device = {
+	.name		= "sh-sci",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= sci_platform_data,
+	},
+};
+
+static struct resource rtc_resources[] = {
+	[0] = {
+		.start	= 0xa465fec0,
+		.end	= 0xa465fec0 + 0x58 - 1,
+		.flags	= IORESOURCE_IO,
+	},
+	[1] = {
+		/* Period IRQ */
+		.start	= 69,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[2] = {
+		/* Carry IRQ */
+		.start	= 70,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[3] = {
+		/* Alarm IRQ */
+		.start	= 68,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device rtc_device = {
+	.name		= "sh-rtc",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(rtc_resources),
+	.resource	= rtc_resources,
+};
+
+static struct platform_device *sh7723_devices[] __initdata = {
+	&sci_device,
+	&rtc_device,
+};
+
+static int __init sh7723_devices_setup(void)
+{
+	return platform_add_devices(sh7723_devices,
+				    ARRAY_SIZE(sh7723_devices));
+}
+__initcall(sh7723_devices_setup);
+
+enum {
+	UNUSED=0,
+
+	/* interrupt sources */
+	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
+	HUDI,
+	DMAC1A_DEI0,DMAC1A_DEI1,DMAC1A_DEI2,DMAC1A_DEI3,
+	_2DG_TRI,_2DG_INI,_2DG_CEI,
+	DMAC0A_DEI0,DMAC0A_DEI1,DMAC0A_DEI2,DMAC0A_DEI3,
+	VIO_CEUI,VIO_BEUI,VIO_VEU2HI,VIO_VOUI,
+	SCIFA_SCIFA0,
+	VPU_VPUI,
+	TPU_TPUI,
+	ADC_ADI,
+	USB_USI0,
+	RTC_ATI,RTC_PRI,RTC_CUI,
+	DMAC1B_DEI4,DMAC1B_DEI5,DMAC1B_DADERR,
+	DMAC0B_DEI4,DMAC0B_DEI5,DMAC0B_DADERR,
+	KEYSC_KEYI,
+	SCIF_SCIF0,SCIF_SCIF1,SCIF_SCIF2,
+	MSIOF_MSIOFI0,MSIOF_MSIOFI1,
+	SCIFA_SCIFA1,
+	FLCTL_FLSTEI,FLCTL_FLTENDI,FLCTL_FLTREQ0I,FLCTL_FLTREQ1I,
+	I2C_ALI,I2C_TACKI,I2C_WAITI,I2C_DTEI,
+	SDHI0_SDHII0,SDHI0_SDHII1,SDHI0_SDHII2,
+	CMT_CMTI,
+	TSIF_TSIFI,
+	SIU_SIUI,
+	SCIFA_SCIFA2,
+	TMU0_TUNI0, TMU0_TUNI1, TMU0_TUNI2,
+	IRDA_IRDAI,
+	ATAPI_ATAPII,
+	SDHI1_SDHII0,SDHI1_SDHII1,SDHI1_SDHII2,
+	VEU2H1_VEU2HI,
+	LCDC_LCDCI,
+	TMU1_TUNI0,TMU1_TUNI1,TMU1_TUNI2,
+
+	/* interrupt groups */
+	DMAC1A, DMAC0A, VIO, DMAC0B, FLCTL, I2C, _2DG,
+	SDHI1, RTC, DMAC1B, SDHI0,
+};
+
+static struct intc_vect vectors[] __initdata = {
+	INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
+	INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
+	INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
+	INTC_VECT(IRQ6, 0x6c0), INTC_VECT(IRQ7, 0x6e0),
+
+	INTC_VECT(DMAC1A_DEI0,0x700),
+	INTC_VECT(DMAC1A_DEI1,0x720),
+	INTC_VECT(DMAC1A_DEI2,0x740),
+	INTC_VECT(DMAC1A_DEI3,0x760),
+
+	INTC_VECT(_2DG_TRI, 0x780),
+	INTC_VECT(_2DG_INI, 0x7A0),
+	INTC_VECT(_2DG_CEI, 0x7C0),
+
+	INTC_VECT(DMAC0A_DEI0,0x800),
+	INTC_VECT(DMAC0A_DEI1,0x820),
+	INTC_VECT(DMAC0A_DEI2,0x840),
+	INTC_VECT(DMAC0A_DEI3,0x860),
+
+	INTC_VECT(VIO_CEUI,0x880),
+	INTC_VECT(VIO_BEUI,0x8A0),
+	INTC_VECT(VIO_VEU2HI,0x8C0),
+	INTC_VECT(VIO_VOUI,0x8E0),
+
+	INTC_VECT(SCIFA_SCIFA0,0x900),
+	INTC_VECT(VPU_VPUI,0x920),
+	INTC_VECT(TPU_TPUI,0x9A0),
+	INTC_VECT(ADC_ADI,0x9E0),
+	INTC_VECT(USB_USI0,0xA20),
+
+	INTC_VECT(RTC_ATI,0xA80),
+	INTC_VECT(RTC_PRI,0xAA0),
+	INTC_VECT(RTC_CUI,0xAC0),
+
+	INTC_VECT(DMAC1B_DEI4,0xB00),
+	INTC_VECT(DMAC1B_DEI5,0xB20),
+	INTC_VECT(DMAC1B_DADERR,0xB40),
+
+	INTC_VECT(DMAC0B_DEI4,0xB80),
+	INTC_VECT(DMAC0B_DEI5,0xBA0),
+	INTC_VECT(DMAC0B_DADERR,0xBC0),
+
+	INTC_VECT(KEYSC_KEYI,0xBE0),
+	INTC_VECT(SCIF_SCIF0,0xC00),
+	INTC_VECT(SCIF_SCIF1,0xC20),
+	INTC_VECT(SCIF_SCIF2,0xC40),
+	INTC_VECT(MSIOF_MSIOFI0,0xC80),
+	INTC_VECT(MSIOF_MSIOFI1,0xCA0),
+	INTC_VECT(SCIFA_SCIFA1,0xD00),
+
+	INTC_VECT(FLCTL_FLSTEI,0xD80),
+	INTC_VECT(FLCTL_FLTENDI,0xDA0),
+	INTC_VECT(FLCTL_FLTREQ0I,0xDC0),
+	INTC_VECT(FLCTL_FLTREQ1I,0xDE0),
+
+	INTC_VECT(I2C_ALI,0xE00),
+	INTC_VECT(I2C_TACKI,0xE20),
+	INTC_VECT(I2C_WAITI,0xE40),
+	INTC_VECT(I2C_DTEI,0xE60),
+
+	INTC_VECT(SDHI0_SDHII0,0xE80),
+	INTC_VECT(SDHI0_SDHII1,0xEA0),
+	INTC_VECT(SDHI0_SDHII2,0xEC0),
+
+	INTC_VECT(CMT_CMTI,0xF00),
+	INTC_VECT(TSIF_TSIFI,0xF20),
+	INTC_VECT(SIU_SIUI,0xF80),
+	INTC_VECT(SCIFA_SCIFA2,0xFA0),
+
+	INTC_VECT(TMU0_TUNI0,0x400),
+	INTC_VECT(TMU0_TUNI1,0x420),
+	INTC_VECT(TMU0_TUNI2,0x440),
+
+	INTC_VECT(IRDA_IRDAI,0x480),
+	INTC_VECT(ATAPI_ATAPII,0x4A0),
+
+	INTC_VECT(SDHI1_SDHII0,0x4E0),
+	INTC_VECT(SDHI1_SDHII1,0x500),
+	INTC_VECT(SDHI1_SDHII2,0x520),
+
+	INTC_VECT(VEU2H1_VEU2HI,0x560),
+	INTC_VECT(LCDC_LCDCI,0x580),
+
+	INTC_VECT(TMU1_TUNI0,0x920),
+	INTC_VECT(TMU1_TUNI1,0x940),
+	INTC_VECT(TMU1_TUNI2,0x960),
+
+};
+
+static struct intc_group groups[] __initdata = {
+	INTC_GROUP(DMAC1A,DMAC1A_DEI0,DMAC1A_DEI1,DMAC1A_DEI2,DMAC1A_DEI3),
+	INTC_GROUP(DMAC0A,DMAC0A_DEI0,DMAC0A_DEI1,DMAC0A_DEI2,DMAC0A_DEI3),
+	INTC_GROUP(VIO, VIO_CEUI,VIO_BEUI,VIO_VEU2HI,VIO_VOUI),
+	INTC_GROUP(DMAC0B, DMAC0B_DEI4,DMAC0B_DEI5,DMAC0B_DADERR),
+	INTC_GROUP(FLCTL,FLCTL_FLSTEI,FLCTL_FLTENDI,FLCTL_FLTREQ0I,FLCTL_FLTREQ1I),
+	INTC_GROUP(I2C,I2C_ALI,I2C_TACKI,I2C_WAITI,I2C_DTEI),
+	INTC_GROUP(_2DG, _2DG_TRI,_2DG_INI,_2DG_CEI),
+	INTC_GROUP(SDHI1, SDHI1_SDHII0,SDHI1_SDHII1,SDHI1_SDHII2),
+	INTC_GROUP(RTC, RTC_ATI,RTC_PRI,RTC_CUI),
+	INTC_GROUP(DMAC1B, DMAC1B_DEI4,DMAC1B_DEI5,DMAC1B_DADERR),
+	INTC_GROUP(SDHI0,SDHI0_SDHII0,SDHI0_SDHII1,SDHI0_SDHII2),
+};
+
+static struct intc_mask_reg mask_registers[] __initdata = {
+	{ 0xa4080080, 0xa40800c0, 8, /* IMR0 / IMCR0 */
+	  { 0,  TMU1_TUNI2,TMU1_TUNI1,TMU1_TUNI0,0,SDHI1_SDHII2,SDHI1_SDHII1,SDHI1_SDHII0} },
+	{ 0xa4080084, 0xa40800c4, 8, /* IMR1 / IMCR1 */
+	  { VIO_VOUI, VIO_VEU2HI,VIO_BEUI,VIO_CEUI,DMAC0A_DEI3,DMAC0A_DEI2,DMAC0A_DEI1,DMAC0A_DEI0 } },
+	{ 0xa4080088, 0xa40800c8, 8, /* IMR2 / IMCR2 */
+	  { 0, 0, 0, VPU_VPUI,0,0,0,SCIFA_SCIFA0 } },
+	{ 0xa408008c, 0xa40800cc, 8, /* IMR3 / IMCR3 */
+	  { DMAC1A_DEI3,DMAC1A_DEI2,DMAC1A_DEI1,DMAC1A_DEI0,0,0,0,IRDA_IRDAI } },
+	{ 0xa4080090, 0xa40800d0, 8, /* IMR4 / IMCR4 */
+	  { 0,TMU0_TUNI2,TMU0_TUNI1,TMU0_TUNI0,VEU2H1_VEU2HI,0,0,LCDC_LCDCI } },
+	{ 0xa4080094, 0xa40800d4, 8, /* IMR5 / IMCR5 */
+	  { KEYSC_KEYI,DMAC0B_DADERR,DMAC0B_DEI5,DMAC0B_DEI4,0,SCIF_SCIF2,SCIF_SCIF1,SCIF_SCIF0 } },
+	{ 0xa4080098, 0xa40800d8, 8, /* IMR6 / IMCR6 */
+	  { 0,0,0,SCIFA_SCIFA1,ADC_ADI,0,MSIOF_MSIOFI1,MSIOF_MSIOFI0 } },
+	{ 0xa408009c, 0xa40800dc, 8, /* IMR7 / IMCR7 */
+	  { I2C_DTEI, I2C_WAITI, I2C_TACKI, I2C_ALI,
+	    FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLTENDI, FLCTL_FLSTEI } },
+	{ 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */
+	  { 0,SDHI0_SDHII2,SDHI0_SDHII1,SDHI0_SDHII0,0,0,SCIFA_SCIFA2,SIU_SIUI } },
+	{ 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */
+	  { 0, 0, 0, CMT_CMTI, 0, 0, USB_USI0,0 } },
+	{ 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */
+	  { 0, DMAC1B_DADERR,DMAC1B_DEI5,DMAC1B_DEI4,0,RTC_ATI,RTC_PRI,RTC_CUI } },
+	{ 0xa40800ac, 0xa40800ec, 8, /* IMR11 / IMCR11 */
+	  { 0,_2DG_CEI,_2DG_INI,_2DG_TRI,0,TPU_TPUI,0,TSIF_TSIFI } },
+	{ 0xa40800b0, 0xa40800f0, 8, /* IMR12 / IMCR12 */
+	  { 0,0,0,0,0,0,0,ATAPI_ATAPII } },
+	{ 0xa4140044, 0xa4140064, 8, /* INTMSK00 / INTMSKCLR00 */
+	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static struct intc_prio_reg prio_registers[] __initdata = {
+	{ 0xa4080000, 0, 16, 4, /* IPRA */ { TMU0_TUNI0, TMU0_TUNI1, TMU0_TUNI2, IRDA_IRDAI } },
+	{ 0xa4080004, 0, 16, 4, /* IPRB */ { VEU2H1_VEU2HI, LCDC_LCDCI, DMAC1A, 0} },
+	{ 0xa4080008, 0, 16, 4, /* IPRC */ { TMU1_TUNI0, TMU1_TUNI1, TMU1_TUNI2, 0} },
+	{ 0xa408000c, 0, 16, 4, /* IPRD */ { } },
+	{ 0xa4080010, 0, 16, 4, /* IPRE */ { DMAC0A, VIO, SCIFA_SCIFA0, VPU_VPUI } },
+	{ 0xa4080014, 0, 16, 4, /* IPRF */ { KEYSC_KEYI, DMAC0B, USB_USI0, CMT_CMTI } },
+	{ 0xa4080018, 0, 16, 4, /* IPRG */ { SCIF_SCIF0, SCIF_SCIF1, SCIF_SCIF2,0 } },
+	{ 0xa408001c, 0, 16, 4, /* IPRH */ { MSIOF_MSIOFI0,MSIOF_MSIOFI1, FLCTL, I2C } },
+	{ 0xa4080020, 0, 16, 4, /* IPRI */ { SCIFA_SCIFA1,0,TSIF_TSIFI,_2DG } },
+	{ 0xa4080024, 0, 16, 4, /* IPRJ */ { ADC_ADI,0,SIU_SIUI,SDHI1 } },
+	{ 0xa4080028, 0, 16, 4, /* IPRK */ { RTC,DMAC1B,0,SDHI0 } },
+	{ 0xa408002c, 0, 16, 4, /* IPRL */ { SCIFA_SCIFA2,0,TPU_TPUI,ATAPI_ATAPII } },
+	{ 0xa4140010, 0, 32, 4, /* INTPRI00 */
+	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static struct intc_sense_reg sense_registers[] __initdata = {
+	{ 0xa414001c, 16, 2, /* ICR1 */
+	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static DECLARE_INTC_DESC(intc_desc, "sh7723", vectors, groups,
+			 mask_registers, prio_registers, sense_registers);
+
+void __init plat_irq_setup(void)
+{
+	register_intc_controller(&intc_desc);
+}
+
+void __init plat_mem_setup(void)
+{
+	/* Register the URAM space as Node 1 */
+	setup_bootmem_node(1, 0x055f0000, 0x05610000);
+}
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c
index eabd5386812..ae2b22219f0 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/serial.h>
 #include <linux/io.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct resource rtc_resources[] = {
 	[0] = {
@@ -231,12 +231,6 @@ static struct intc_group groups[] __initdata = {
 	INTC_GROUP(GPIO, GPIO_CH0, GPIO_CH1, GPIO_CH2, GPIO_CH3),
 };
 
-static struct intc_prio priorities[] __initdata = {
-	INTC_PRIO(SCIF0, 3),
-	INTC_PRIO(SCIF1, 3),
-	INTC_PRIO(SCIF2, 3),
-};
-
 static struct intc_mask_reg mask_registers[] __initdata = {
 	{ 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
 	  { 0, 0, 0, 0, 0, 0, GPIO, 0,
@@ -270,11 +264,10 @@ static struct intc_prio_reg prio_registers[] __initdata = {
 	{ 0xffd400b4, 0, 32, 8, /* INT2PRI13 */ { 0, 0, STIF1, STIF0 } },
 };
 
-static DECLARE_INTC_DESC(intc_desc, "sh7763", vectors, groups, priorities,
+static DECLARE_INTC_DESC(intc_desc, "sh7763", vectors, groups,
 			 mask_registers, prio_registers, NULL);
 
 /* Support for external interrupt pins in IRQ mode */
-
 static struct intc_vect irq_vectors[] __initdata = {
 	INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
 	INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
@@ -302,7 +295,6 @@ static DECLARE_INTC_DESC(intc_irq_desc, "sh7763-irq", irq_vectors,
 			 irq_sense_registers);
 
 /* External interrupt pins in IRL mode */
-
 static struct intc_vect irl_vectors[] __initdata = {
 	INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
 	INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
index 32f4f59a837..b73578ee295 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
@@ -1,7 +1,7 @@
 /*
  * SH7770 Setup
  *
- *  Copyright (C) 2006  Paul Mundt
+ *  Copyright (C) 2006 - 2008  Paul Mundt
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -10,7 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct plat_sci_port sci_platform_data[] = {
 	{
@@ -29,6 +29,41 @@ static struct plat_sci_port sci_platform_data[] = {
 		.type		= PORT_SCIF,
 		.irqs		= { 63, 63, 63, 63 },
 	}, {
+		.mapbase	= 0xff926000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 64, 64, 64, 64 },
+	}, {
+		.mapbase	= 0xff927000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 65, 65, 65, 65 },
+	}, {
+		.mapbase	= 0xff928000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 66, 66, 66, 66 },
+	}, {
+		.mapbase	= 0xff929000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 67, 67, 67, 67 },
+	}, {
+		.mapbase	= 0xff92a000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 68, 68, 68, 68 },
+	}, {
+		.mapbase	= 0xff92b000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 69, 69, 69, 69 },
+	}, {
+		.mapbase	= 0xff92c000,
+		.flags		= UPF_BOOT_AUTOCONF,
+		.type		= PORT_SCIF,
+		.irqs		= { 70, 70, 70, 70 },
+	}, {
 		.flags = 0,
 	}
 };
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
index 293004b526f..18dbbe23fea 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
@@ -11,7 +11,7 @@
 #include <linux/init.h>
 #include <linux/serial.h>
 #include <linux/io.h>
-#include <asm/sci.h>
+#include <linux/serial_sci.h>
 
 static struct resource rtc_resources[] = {
 	[0] = {
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
index 74b60e96cdf..621e7329ec6 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
@@ -10,10 +10,10 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
+#include <linux/serial_sci.h>
 #include <linux/io.h>
 #include <linux/mm.h>
 #include <asm/mmzone.h>
-#include <asm/sci.h>
 
 static struct plat_sci_port sci_platform_data[] = {
 	{
diff --git a/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/arch/sh/kernel/cpu/sh4a/setup-shx3.c
index 4dc958b6b31..bd35f32534b 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-shx3.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-shx3.c
@@ -10,9 +10,9 @@
 #include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/serial.h>
+#include <linux/serial_sci.h>
 #include <linux/io.h>
 #include <asm/mmzone.h>
-#include <asm/sci.h>
 
 static struct plat_sci_port sci_platform_data[] = {
 	{
diff --git a/arch/sh/kernel/cpu/sh5/fpu.c b/arch/sh/kernel/cpu/sh5/fpu.c
index 30b76a94abf..dd4f51ffb50 100644
--- a/arch/sh/kernel/cpu/sh5/fpu.c
+++ b/arch/sh/kernel/cpu/sh5/fpu.c
@@ -17,6 +17,7 @@
 #include <asm/processor.h>
 #include <asm/user.h>
 #include <asm/io.h>
+#include <asm/fpu.h>
 
 /*
  * Initially load the FPU with signalling NANS.  This bit pattern
diff --git a/arch/sh/kernel/cpu/sh5/unwind.c b/arch/sh/kernel/cpu/sh5/unwind.c
index 119c20afd4e..b205b25eaf4 100644
--- a/arch/sh/kernel/cpu/sh5/unwind.c
+++ b/arch/sh/kernel/cpu/sh5/unwind.c
@@ -149,7 +149,7 @@ static int lookup_prev_stack_frame(unsigned long fp, unsigned long pc,
 			if (dest >= 63) {
 				printk(KERN_NOTICE "%s: Invalid dest reg %d "
 				       "specified in movi handler. Failed "
-				       "opcode was 0x%lx: ", __FUNCTION__,
+				       "opcode was 0x%lx: ", __func__,
 				       dest, op);
 
 				continue;
diff --git a/arch/sh/kernel/dump_task.c b/arch/sh/kernel/dump_task.c
index 4a8a4083ff0..1db7ce0f25d 100644
--- a/arch/sh/kernel/dump_task.c
+++ b/arch/sh/kernel/dump_task.c
@@ -1,5 +1,6 @@
 #include <linux/elfcore.h>
 #include <linux/sched.h>
+#include <asm/fpu.h>
 
 /*
  * Capture the user space registers if the task is not running (in user space)
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c
index 86a665d9220..39cd7f3aec7 100644
--- a/arch/sh/kernel/io_trapped.c
+++ b/arch/sh/kernel/io_trapped.c
@@ -32,7 +32,7 @@ EXPORT_SYMBOL_GPL(trapped_mem);
 #endif
 static DEFINE_SPINLOCK(trapped_lock);
 
-int __init register_trapped_io(struct trapped_io *tiop)
+int register_trapped_io(struct trapped_io *tiop)
 {
 	struct resource *res;
 	unsigned long len = 0, flags = 0;
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index 9ab1926b9d1..b98e37a1f54 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -25,6 +25,7 @@
 #include <asm/pgalloc.h>
 #include <asm/system.h>
 #include <asm/ubc.h>
+#include <asm/fpu.h>
 
 static int hlt_counter;
 int ubc_usercnt = 0;
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index 046999b1d1a..0283d813307 100644
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -28,6 +28,7 @@
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/mmu_context.h>
+#include <asm/fpu.h>
 
 struct task_struct *last_task_used_math = NULL;
 
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c
index f6fbdfa6876..d453c47dc52 100644
--- a/arch/sh/kernel/ptrace_64.c
+++ b/arch/sh/kernel/ptrace_64.c
@@ -33,6 +33,7 @@
 #include <asm/system.h>
 #include <asm/processor.h>
 #include <asm/mmu_context.h>
+#include <asm/fpu.h>
 
 /* This mask defines the bits of the SR which the user is not allowed to
    change, which are everything except S, Q, M, PR, SZ, FR. */
diff --git a/arch/sh/kernel/semaphore.c b/arch/sh/kernel/semaphore.c
deleted file mode 100644
index 184119eeae5..00000000000
--- a/arch/sh/kernel/semaphore.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Just taken from alpha implementation.
- * This can't work well, perhaps.
- */
-/*
- *  Generic semaphore code. Buyer beware. Do your own
- * specific changes in <asm/semaphore-helper.h>
- */
-
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/wait.h>
-#include <linux/init.h>
-#include <asm/semaphore.h>
-#include <asm/semaphore-helper.h>
-
-DEFINE_SPINLOCK(semaphore_wake_lock);
-
-/*
- * Semaphores are implemented using a two-way counter:
- * The "count" variable is decremented for each process
- * that tries to sleep, while the "waking" variable is
- * incremented when the "up()" code goes to wake up waiting
- * processes.
- *
- * Notably, the inline "up()" and "down()" functions can
- * efficiently test if they need to do any extra work (up
- * needs to do something only if count was negative before
- * the increment operation.
- *
- * waking_non_zero() (from asm/semaphore.h) must execute
- * atomically.
- *
- * When __up() is called, the count was negative before
- * incrementing it, and we need to wake up somebody.
- *
- * This routine adds one to the count of processes that need to
- * wake up and exit.  ALL waiting processes actually wake up but
- * only the one that gets to the "waking" field first will gate
- * through and acquire the semaphore.  The others will go back
- * to sleep.
- *
- * Note that these functions are only called when there is
- * contention on the lock, and as such all this is the
- * "non-critical" part of the whole semaphore business. The
- * critical part is the inline stuff in <asm/semaphore.h>
- * where we want to avoid any extra jumps and calls.
- */
-void __up(struct semaphore *sem)
-{
-	wake_one_more(sem);
-	wake_up(&sem->wait);
-}
-
-/*
- * Perform the "down" function.  Return zero for semaphore acquired,
- * return negative for signalled out of the function.
- *
- * If called from __down, the return is ignored and the wait loop is
- * not interruptible.  This means that a task waiting on a semaphore
- * using "down()" cannot be killed until someone does an "up()" on
- * the semaphore.
- *
- * If called from __down_interruptible, the return value gets checked
- * upon return.  If the return value is negative then the task continues
- * with the negative value in the return register (it can be tested by
- * the caller).
- *
- * Either form may be used in conjunction with "up()".
- *
- */
-
-#define DOWN_VAR				\
-	struct task_struct *tsk = current;	\
-	wait_queue_t wait;			\
-	init_waitqueue_entry(&wait, tsk);
-
-#define DOWN_HEAD(task_state)						\
-									\
-									\
-	tsk->state = (task_state);					\
-	add_wait_queue(&sem->wait, &wait);				\
-									\
-	/*								\
-	 * Ok, we're set up.  sem->count is known to be less than zero	\
-	 * so we must wait.						\
-	 *								\
-	 * We can let go the lock for purposes of waiting.		\
-	 * We re-acquire it after awaking so as to protect		\
-	 * all semaphore operations.					\
-	 *								\
-	 * If "up()" is called before we call waking_non_zero() then	\
-	 * we will catch it right away.  If it is called later then	\
-	 * we will have to go through a wakeup cycle to catch it.	\
-	 *								\
-	 * Multiple waiters contend for the semaphore lock to see	\
-	 * who gets to gate through and who has to wait some more.	\
-	 */								\
-	for (;;) {
-
-#define DOWN_TAIL(task_state)			\
-		tsk->state = (task_state);	\
-	}					\
-	tsk->state = TASK_RUNNING;		\
-	remove_wait_queue(&sem->wait, &wait);
-
-void __sched __down(struct semaphore * sem)
-{
-	DOWN_VAR
-	DOWN_HEAD(TASK_UNINTERRUPTIBLE)
-	if (waking_non_zero(sem))
-		break;
-	schedule();
-	DOWN_TAIL(TASK_UNINTERRUPTIBLE)
-}
-
-int __sched __down_interruptible(struct semaphore * sem)
-{
-	int ret = 0;
-	DOWN_VAR
-	DOWN_HEAD(TASK_INTERRUPTIBLE)
-
-	ret = waking_non_zero_interruptible(sem, tsk);
-	if (ret)
-	{
-		if (ret == 1)
-			/* ret != 0 only if we get interrupted -arca */
-			ret = 0;
-		break;
-	}
-	schedule();
-	DOWN_TAIL(TASK_INTERRUPTIBLE)
-	return ret;
-}
-
-int __down_trylock(struct semaphore * sem)
-{
-	return waking_non_zero_trylock(sem);
-}
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index ff4f54a47c0..284f66f1ebb 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -23,6 +23,8 @@
 #include <linux/kexec.h>
 #include <linux/module.h>
 #include <linux/smp.h>
+#include <linux/err.h>
+#include <linux/debugfs.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/page.h>
@@ -333,6 +335,7 @@ static const char *cpu_name[] = {
 	[CPU_SH7343]	= "SH7343",	[CPU_SH7785]	= "SH7785",
 	[CPU_SH7722]	= "SH7722",	[CPU_SHX3]	= "SH-X3",
 	[CPU_SH5_101]	= "SH5-101",	[CPU_SH5_103]	= "SH5-103",
+	[CPU_MXG]	= "MX-G",	[CPU_SH7723]	= "SH7723",
 	[CPU_SH7366]	= "SH7366",	[CPU_SH_NONE]	= "Unknown"
 };
 
@@ -443,3 +446,15 @@ const struct seq_operations cpuinfo_op = {
 	.show	= show_cpuinfo,
 };
 #endif /* CONFIG_PROC_FS */
+
+struct dentry *sh_debugfs_root;
+
+static int __init sh_debugfs_init(void)
+{
+	sh_debugfs_root = debugfs_create_dir("sh", NULL);
+	if (IS_ERR(sh_debugfs_root))
+		return PTR_ERR(sh_debugfs_root);
+
+	return 0;
+}
+arch_initcall(sh_debugfs_init);
diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c
index e1a6de9088b..6d405462cee 100644
--- a/arch/sh/kernel/sh_ksyms_32.c
+++ b/arch/sh/kernel/sh_ksyms_32.c
@@ -9,7 +9,6 @@
 #include <linux/pci.h>
 #include <linux/irq.h>
 #include <asm/sections.h>
-#include <asm/semaphore.h>
 #include <asm/processor.h>
 #include <asm/uaccess.h>
 #include <asm/checksum.h>
@@ -48,12 +47,6 @@ EXPORT_SYMBOL(__copy_user);
 EXPORT_SYMBOL(get_vm_area);
 #endif
 
-/* semaphore exports */
-EXPORT_SYMBOL(__up);
-EXPORT_SYMBOL(__down);
-EXPORT_SYMBOL(__down_interruptible);
-EXPORT_SYMBOL(__down_trylock);
-
 EXPORT_SYMBOL(__udelay);
 EXPORT_SYMBOL(__ndelay);
 EXPORT_SYMBOL(__const_udelay);
@@ -111,9 +104,9 @@ DECLARE_EXPORT(__movmem_i4_even);
 DECLARE_EXPORT(__movmem_i4_odd);
 DECLARE_EXPORT(__movmemSI12_i4);
 
-#if (__GNUC_MINOR__ == 2 || defined(__GNUC_STM_RELEASE__))
+#if (__GNUC_MINOR__ >= 2 || defined(__GNUC_STM_RELEASE__))
 /*
- * GCC 4.2 emits these for division, as do GCC 4.1.x versions of the ST
+ * GCC >= 4.2 emits these for division, as do GCC 4.1.x versions of the ST
  * compiler which include backported patches.
  */
 DECLARE_EXPORT(__sdivsi3_i4i);
@@ -146,5 +139,7 @@ EXPORT_SYMBOL(csum_partial_copy_generic);
 EXPORT_SYMBOL(csum_ipv6_magic);
 #endif
 EXPORT_SYMBOL(clear_page);
+EXPORT_SYMBOL(copy_page);
 EXPORT_SYMBOL(__clear_user);
 EXPORT_SYMBOL(_ebss);
+EXPORT_SYMBOL(empty_zero_page);
diff --git a/arch/sh/kernel/sh_ksyms_64.c b/arch/sh/kernel/sh_ksyms_64.c
index 8004c38d3d3..a310c9707f0 100644
--- a/arch/sh/kernel/sh_ksyms_64.c
+++ b/arch/sh/kernel/sh_ksyms_64.c
@@ -16,7 +16,6 @@
 #include <linux/in6.h>
 #include <linux/interrupt.h>
 #include <linux/screen_info.h>
-#include <asm/semaphore.h>
 #include <asm/processor.h>
 #include <asm/uaccess.h>
 #include <asm/checksum.h>
@@ -37,12 +36,11 @@ EXPORT_SYMBOL(csum_partial_copy_nocheck);
 EXPORT_SYMBOL(screen_info);
 #endif
 
-EXPORT_SYMBOL(__down);
-EXPORT_SYMBOL(__down_trylock);
-EXPORT_SYMBOL(__up);
 EXPORT_SYMBOL(__put_user_asm_l);
 EXPORT_SYMBOL(__get_user_asm_l);
+EXPORT_SYMBOL(copy_page);
 EXPORT_SYMBOL(__copy_user);
+EXPORT_SYMBOL(empty_zero_page);
 EXPORT_SYMBOL(memcpy);
 EXPORT_SYMBOL(__udelay);
 EXPORT_SYMBOL(__ndelay);
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index f6b5fbfe75c..f311551d9a0 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -29,6 +29,7 @@
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/cacheflush.h>
+#include <asm/fpu.h>
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
 
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index 80bde19d445..552eb810cd8 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -26,6 +26,7 @@
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/cacheflush.h>
+#include <asm/fpu.h>
 
 #define REG_RET 9
 #define REG_ARG1 2
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 94075e1a1e6..5d039d168f5 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -179,7 +179,7 @@ void smp_send_stop(void)
 }
 
 struct smp_fn_call_struct smp_fn_call = {
-	.lock		= SPIN_LOCK_UNLOCKED,
+	.lock		= __SPIN_LOCK_UNLOCKED(smp_fn_call.lock),
 	.finished	= ATOMIC_INIT(0),
 };
 
diff --git a/arch/sh/kernel/timers/timer-cmt.c b/arch/sh/kernel/timers/timer-cmt.c
index 71312324b5d..d20c8c37588 100644
--- a/arch/sh/kernel/timers/timer-cmt.c
+++ b/arch/sh/kernel/timers/timer-cmt.c
@@ -77,7 +77,7 @@ static unsigned long cmt_timer_get_offset(void)
 				count -= LATCH;
 			} else {
 				printk("%s (): hardware timer problem?\n",
-				       __FUNCTION__);
+				       __func__);
 			}
 		}
 	} else
diff --git a/arch/sh/kernel/timers/timer-mtu2.c b/arch/sh/kernel/timers/timer-mtu2.c
index ade9d6eb29f..fe453c01f9c 100644
--- a/arch/sh/kernel/timers/timer-mtu2.c
+++ b/arch/sh/kernel/timers/timer-mtu2.c
@@ -76,7 +76,7 @@ static unsigned long mtu2_timer_get_offset(void)
 				count -= LATCH;
 			} else {
 				printk("%s (): hardware timer problem?\n",
-				       __FUNCTION__);
+				       __func__);
 			}
 		}
 	} else
diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c
index 9b5844a1bda..0838942b708 100644
--- a/arch/sh/kernel/topology.c
+++ b/arch/sh/kernel/topology.c
@@ -29,7 +29,7 @@ static int __init topology_init(void)
 		ret = register_cpu(&per_cpu(cpu_devices, i), i);
 		if (unlikely(ret))
 			printk(KERN_WARNING "%s: register_cpu %d failed (%d)\n",
-			       __FUNCTION__, i, ret);
+			       __func__, i, ret);
 	}
 
 #if defined(CONFIG_NUMA) && !defined(CONFIG_SMP)
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index baa4fa368dc..e08b3bfeb65 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -25,6 +25,7 @@
 #include <linux/limits.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
+#include <asm/fpu.h>
 
 #ifdef CONFIG_SH_KGDB
 #include <asm/kgdb.h>
diff --git a/arch/sh/kernel/traps_64.c b/arch/sh/kernel/traps_64.c
index a55ac81d795..a85831cbf18 100644
--- a/arch/sh/kernel/traps_64.c
+++ b/arch/sh/kernel/traps_64.c
@@ -30,6 +30,7 @@
 #include <asm/atomic.h>
 #include <asm/processor.h>
 #include <asm/pgtable.h>
+#include <asm/fpu.h>
 
 #undef DEBUG_EXCEPTION
 #ifdef DEBUG_EXCEPTION
@@ -238,7 +239,7 @@ DO_ERROR(12, SIGILL,  "reserved instruction", reserved_inst, current)
 /* Called with interrupts disabled */
 asmlinkage void do_exception_error(unsigned long ex, struct pt_regs *regs)
 {
-	show_excp_regs(__FUNCTION__, -1, -1, regs);
+	show_excp_regs(__func__, -1, -1, regs);
 	die_if_kernel("exception", regs, ex);
 }