Merge master.kernel.org:/pub/scm/linux/kernel/git/lethal/sh-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/lethal/sh-2.6: (26 commits)
  sh: remove dead config symbols from SH code
  sh: Kill off broken snapgear ds1302 code.
  sh: Add a dummy vga.h.
  rtc: rtc-sh: Zero out tm value for invalid rtc states.
  rtc: sh-rtc: Handle rtc_device_register() failure properly.
  sh: Fix heartbeart on Solution Engine series
  sh: Remove SCI_NPORTS from sh-sci.h
  sh: Fix up PAGE_KERNEL_PCC() for nommu.
  sh: hs7751rvoip: Kill off dead IPR IRQ mappings.
  sh: hs7751rvoip: irq.c needs linux/interrupt.h.
  sh: Kill off __{copy,clear}_user_page().
  sh: Optimized copy_{to,from}_user_page() for SH-4.
  sh: Wire up clear_user_highpage().
  sh: Kill off the remaining ST40 cruft.
  superhyway: Handle device_register() retval properly.
  sh: kgdb sysrq depends on magic sysrq.
  sh: Add -Werror for clean directories.
  sh: Fix up kgdb build with modular sh-sci.
  sh: Export __{s,u}divsi3_i4i on all CPUs.
  sh: Fix up kgdb-on-NMI branch target.
  ...

45 files changed, 148 insertions, 1194 deletions

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 22a3eb3..496d635 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -211,10 +211,12 @@ config SH_SOLUTION_ENGINE
 	bool "SolutionEngine"
 	select SOLUTION_ENGINE
 	select CPU_HAS_IPR_IRQ
-	depends on CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7750
+	depends on CPU_SUBTYPE_SH7705 || CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7710 || \
+	  CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7750S || \
+	  CPU_SUBTYPE_SH7750R 
 	help
-	  Select SolutionEngine if configuring for a Hitachi SH7709
-	  or SH7750 evaluation board.
+	  Select SolutionEngine if configuring for a Hitachi SH7705, SH7709,
+	  SH7710, SH7712, SH7750, SH7750S or SH7750R evaluation board.
 
 config SH_7206_SOLUTION_ENGINE
 	bool "SolutionEngine7206"
@@ -603,7 +605,7 @@ config BOOT_LINK_OFFSET
 
 config UBC_WAKEUP
 	bool "Wakeup UBC on startup"
-	depends on CPU_SH4
+	depends on CPU_SH4 && !CPU_SH4A
 	help
 	  Selecting this option will wakeup the User Break Controller (UBC) on
 	  startup. Although the UBC is left in an awake state when the processor
diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug
index ab2f9f3..722da68 100644
--- a/arch/sh/Kconfig.debug
+++ b/arch/sh/Kconfig.debug
@@ -124,12 +124,13 @@ config KGDB_NMI
 
 config SH_KGDB_CONSOLE
 	bool "Console messages through GDB"
-	depends on !SERIAL_SH_SCI_CONSOLE
+	depends on !SERIAL_SH_SCI_CONSOLE && SERIAL_SH_SCI=y
 	select SERIAL_CORE_CONSOLE
 	default n
 
 config KGDB_SYSRQ
 	bool "Allow SysRq 'G' to enter KGDB"
+	depends on MAGIC_SYSRQ
 	default y
 
 comment "Serial port setup"
diff --git a/arch/sh/boards/renesas/hs7751rvoip/irq.c b/arch/sh/boards/renesas/hs7751rvoip/irq.c
index 943f93a..e55c668 100644
--- a/arch/sh/boards/renesas/hs7751rvoip/irq.c
+++ b/arch/sh/boards/renesas/hs7751rvoip/irq.c
@@ -12,6 +12,7 @@
 
 #include <linux/init.h>
 #include <linux/irq.h>
+#include <linux/interrupt.h>
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/hs7751rvoip.h>
diff --git a/arch/sh/boards/renesas/hs7751rvoip/setup.c b/arch/sh/boards/renesas/hs7751rvoip/setup.c
index fa5fa39..c056259 100644
--- a/arch/sh/boards/renesas/hs7751rvoip/setup.c
+++ b/arch/sh/boards/renesas/hs7751rvoip/setup.c
@@ -15,20 +15,6 @@
 #include <asm/io.h>
 #include <asm/machvec.h>
 
-static struct ipr_data hs77501rvoip_ipr_map[] = {
-#if defined(CONFIG_HS7751RVOIP_CODEC)
-	{ DMTE0_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
-	{ DMTE1_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
-#endif
-};
-
-static void __init hs7751rvoip_init_irq(void)
-{
-	make_ipr_irq(hs77501rvoip_ipr_map, ARRAY_SIZE(hs77501rvoip_ipr_map));
-
-	init_hs7751rvoip_IRQ();
-}
-
 static void hs7751rvoip_power_off(void)
 {
 	ctrl_outw(ctrl_inw(PA_OUTPORTR) & 0xffdf, PA_OUTPORTR);
@@ -75,14 +61,13 @@ static int __init hs7751rvoip_cf_init(void)
 
 	return 0;
 }
+device_initcall(hs7751rvoip_cf_init);
 
 /*
  * Initialize the board
  */
 static void __init hs7751rvoip_setup(char **cmdline_p)
 {
-	device_initcall(hs7751rvoip_cf_init);
-
 	ctrl_outb(0xf0, PA_OUTPORTR);
 	pm_power_off = hs7751rvoip_power_off;
 
@@ -115,6 +100,6 @@ static struct sh_machine_vector mv_hs7751rvoip __initmv = {
 	.mv_outsw		= hs7751rvoip_outsw,
 	.mv_outsl		= hs7751rvoip_outsl,
 
-	.mv_init_irq		= hs7751rvoip_init_irq,
+	.mv_init_irq		= init_hs7751rvoip_IRQ,
 	.mv_ioport_map		= hs7751rvoip_ioport_map,
 };
diff --git a/arch/sh/boards/renesas/sh7710voipgw/setup.c b/arch/sh/boards/renesas/sh7710voipgw/setup.c
index 2dce8bd..0d56fd8 100644
--- a/arch/sh/boards/renesas/sh7710voipgw/setup.c
+++ b/arch/sh/boards/renesas/sh7710voipgw/setup.c
@@ -11,7 +11,6 @@
 #include <asm/machvec.h>
 #include <asm/irq.h>
 #include <asm/io.h>
-#include <asm/irq.h>
 
 static struct ipr_data sh7710voipgw_ipr_map[] = {
 	{ TIMER2_IRQ, TIMER2_IPR_ADDR, TIMER2_IPR_POS, TIMER2_PRIORITY },
diff --git a/arch/sh/boards/se/7206/irq.c b/arch/sh/boards/se/7206/irq.c
index 27da884..9d5bfc7 100644
--- a/arch/sh/boards/se/7206/irq.c
+++ b/arch/sh/boards/se/7206/irq.c
@@ -9,7 +9,6 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/io.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <asm/se7206.h>
 
diff --git a/arch/sh/boards/se/770x/setup.c b/arch/sh/boards/se/770x/setup.c
index d07a336..318bc8a 100644
--- a/arch/sh/boards/se/770x/setup.c
+++ b/arch/sh/boards/se/770x/setup.c
@@ -94,6 +94,7 @@ static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
 static struct heartbeat_data heartbeat_data = {
 	.bit_pos	= heartbeat_bit_pos,
 	.nr_bits	= ARRAY_SIZE(heartbeat_bit_pos),
+	.regsize	= 16,
 };
 
 static struct resource heartbeat_resources[] = {
diff --git a/arch/sh/boards/se/7722/setup.c b/arch/sh/boards/se/7722/setup.c
index 20f0640..eb97dca 100644
--- a/arch/sh/boards/se/7722/setup.c
+++ b/arch/sh/boards/se/7722/setup.c
@@ -16,8 +16,13 @@
 #include <asm/machvec.h>
 #include <asm/se7722.h>
 #include <asm/io.h>
+#include <asm/heartbeat.h>
 
 /* Heartbeat */
+static struct heartbeat_data heartbeat_data = {
+	.regsize = 16,
+};
+
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start  = PA_LED,
@@ -29,6 +34,9 @@ static struct resource heartbeat_resources[] = {
 static struct platform_device heartbeat_device = {
 	.name           = "heartbeat",
 	.id             = -1,
+	.dev = {
+		.platform_data = &heartbeat_data,
+	},
 	.num_resources  = ARRAY_SIZE(heartbeat_resources),
 	.resource       = heartbeat_resources,
 };
diff --git a/arch/sh/boards/se/7780/setup.c b/arch/sh/boards/se/7780/setup.c
index 76e53b2..0f08ab3 100644
--- a/arch/sh/boards/se/7780/setup.c
+++ b/arch/sh/boards/se/7780/setup.c
@@ -14,8 +14,13 @@
 #include <asm/machvec.h>
 #include <asm/se7780.h>
 #include <asm/io.h>
+#include <asm/heartbeat.h>
 
 /* Heartbeat */
+static struct heartbeat_data heartbeat_data = {
+	.regsize = 16,
+};
+
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start  = PA_LED,
@@ -27,6 +32,9 @@ static struct resource heartbeat_resources[] = {
 static struct platform_device heartbeat_device = {
 	.name           = "heartbeat",
 	.id             = -1,
+	.dev = {
+		.platform_data = &heartbeat_data,
+	},
 	.num_resources  = ARRAY_SIZE(heartbeat_resources),
 	.resource       = heartbeat_resources,
 };
diff --git a/arch/sh/boards/snapgear/Makefile b/arch/sh/boards/snapgear/Makefile
index 59fc976..d2d2f4b 100644
--- a/arch/sh/boards/snapgear/Makefile
+++ b/arch/sh/boards/snapgear/Makefile
@@ -2,5 +2,4 @@
 # Makefile for the SnapGear specific parts of the kernel
 #
 
-obj-y	 := setup.o io.o rtc.o
-
+obj-y	 := setup.o io.o
diff --git a/arch/sh/boards/snapgear/rtc.c b/arch/sh/boards/snapgear/rtc.c
deleted file mode 100644
index edb3dd9..0000000
--- a/arch/sh/boards/snapgear/rtc.c
+++ /dev/null
@@ -1,309 +0,0 @@
-/****************************************************************************/
-/*
- * linux/arch/sh/boards/snapgear/rtc.c -- Secureedge5410 RTC code
- *
- *  Copyright (C) 2002  David McCullough <davidm@snapgear.com>
- *  Copyright (C) 2003  Paul Mundt <lethal@linux-sh.org>
- *
- * The SecureEdge5410 can have one of 2 real time clocks, the SH
- * built in version or the preferred external DS1302.  Here we work out
- * each to see what we have and then run with it.
- */
-/****************************************************************************/
-
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/time.h>
-#include <linux/rtc.h>
-#include <linux/mc146818rtc.h>
-#include <asm/io.h>
-
-static int use_ds1302;
-
-/****************************************************************************/
-/*
- *	we need to implement a DS1302 driver here that can operate in
- *	conjunction with the builtin rtc driver which is already quite friendly
- */
-/*****************************************************************************/
-
-#define	RTC_CMD_READ	0x81		/* Read command */
-#define	RTC_CMD_WRITE	0x80		/* Write command */
-
-#define	RTC_ADDR_YEAR	0x06		/* Address of year register */
-#define	RTC_ADDR_DAY	0x05		/* Address of day of week register */
-#define	RTC_ADDR_MON	0x04		/* Address of month register */
-#define	RTC_ADDR_DATE	0x03		/* Address of day of month register */
-#define	RTC_ADDR_HOUR	0x02		/* Address of hour register */
-#define	RTC_ADDR_MIN	0x01		/* Address of minute register */
-#define	RTC_ADDR_SEC	0x00		/* Address of second register */
-
-#define	RTC_RESET	0x1000
-#define	RTC_IODATA	0x0800
-#define	RTC_SCLK	0x0400
-
-#define set_dirp(x)
-#define get_dirp(x) 0
-#define set_dp(x)	SECUREEDGE_WRITE_IOPORT(x, 0x1c00)
-#define get_dp(x)	SECUREEDGE_READ_IOPORT()
-
-static void ds1302_sendbits(unsigned int val)
-{
-	int	i;
-
-	for (i = 8; (i); i--, val >>= 1) {
-		set_dp((get_dp() & ~RTC_IODATA) | ((val & 0x1) ? RTC_IODATA : 0));
-		set_dp(get_dp() | RTC_SCLK);	// clock high
-		set_dp(get_dp() & ~RTC_SCLK);	// clock low
-	}
-}
-
-static unsigned int ds1302_recvbits(void)
-{
-	unsigned int	val;
-	int		i;
-
-	for (i = 0, val = 0; (i < 8); i++) {
-		val |= (((get_dp() & RTC_IODATA) ? 1 : 0) << i);
-		set_dp(get_dp() | RTC_SCLK);	// clock high
-		set_dp(get_dp() & ~RTC_SCLK);	// clock low
-	}
-	return(val);
-}
-
-static unsigned int ds1302_readbyte(unsigned int addr)
-{
-	unsigned int	val;
-	unsigned long	flags;
-
-	local_irq_save(flags);
-	set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK);
-	set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK));
-
-	set_dp(get_dp() | RTC_RESET);
-	ds1302_sendbits(((addr & 0x3f) << 1) | RTC_CMD_READ);
-	set_dirp(get_dirp() & ~RTC_IODATA);
-	val = ds1302_recvbits();
-	set_dp(get_dp() & ~RTC_RESET);
-	local_irq_restore(flags);
-
-	return(val);
-}
-
-static void ds1302_writebyte(unsigned int addr, unsigned int val)
-{
-	unsigned long	flags;
-
-	local_irq_save(flags);
-	set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK);
-	set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK));
-	set_dp(get_dp() | RTC_RESET);
-	ds1302_sendbits(((addr & 0x3f) << 1) | RTC_CMD_WRITE);
-	ds1302_sendbits(val);
-	set_dp(get_dp() & ~RTC_RESET);
-	local_irq_restore(flags);
-}
-
-static void ds1302_reset(void)
-{
-	unsigned long	flags;
-	/* Hardware dependent reset/init */
-	local_irq_save(flags);
-	set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK);
-	set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK));
-	local_irq_restore(flags);
-}
-
-/*****************************************************************************/
-
-static inline int bcd2int(int val)
-{
-	return((((val & 0xf0) >> 4) * 10) + (val & 0xf));
-}
-
-static inline int int2bcd(int val)
-{
-	return(((val / 10) << 4) + (val % 10));
-}
-
-/*****************************************************************************/
-/*
- *	Write and Read some RAM in the DS1302,  if it works assume it's there
- *	Otherwise use the SH4 internal RTC
- */
-
-void snapgear_rtc_gettimeofday(struct timespec *);
-int snapgear_rtc_settimeofday(const time_t);
-
-void __init secureedge5410_rtc_init(void)
-{
-	unsigned char *test = "snapgear";
-	int i;
-
-	ds1302_reset();
-
-	use_ds1302 = 1;
-
-	for (i = 0; test[i]; i++)
-		ds1302_writebyte(32 + i, test[i]);
-
-	for (i = 0; test[i]; i++)
-		if (ds1302_readbyte(32 + i) != test[i]) {
-			use_ds1302 = 0;
-			break;
-		}
-
-	if (use_ds1302) {
-		rtc_sh_get_time = snapgear_rtc_gettimeofday;
-		rtc_sh_set_time = snapgear_rtc_settimeofday;
-	}
-		
-	printk("SnapGear RTC: using %s rtc.\n", use_ds1302 ? "ds1302" : "internal");
-}
-
-/****************************************************************************/
-/*
- *	our generic interface that chooses the correct code to use
- */
-
-void snapgear_rtc_gettimeofday(struct timespec *ts)
-{
-	unsigned int sec, min, hr, day, mon, yr;
-
-	if (!use_ds1302)
-		return;
-
- 	sec = bcd2int(ds1302_readbyte(RTC_ADDR_SEC));
- 	min = bcd2int(ds1302_readbyte(RTC_ADDR_MIN));
- 	hr  = bcd2int(ds1302_readbyte(RTC_ADDR_HOUR));
- 	day = bcd2int(ds1302_readbyte(RTC_ADDR_DATE));
- 	mon = bcd2int(ds1302_readbyte(RTC_ADDR_MON));
- 	yr  = bcd2int(ds1302_readbyte(RTC_ADDR_YEAR));
-
-bad_time:
-	if (yr > 99 || mon < 1 || mon > 12 || day > 31 || day < 1 ||
-	    hr > 23 || min > 59 || sec > 59) {
-		printk(KERN_ERR
-		       "SnapGear RTC: invalid value, resetting to 1 Jan 2000\n");
-		ds1302_writebyte(RTC_ADDR_MIN,  min = 0);
-		ds1302_writebyte(RTC_ADDR_HOUR, hr  = 0);
-		ds1302_writebyte(RTC_ADDR_DAY,        7);
-		ds1302_writebyte(RTC_ADDR_DATE, day = 1);
-		ds1302_writebyte(RTC_ADDR_MON,  mon = 1);
-		ds1302_writebyte(RTC_ADDR_YEAR, yr  = 0);
-		ds1302_writebyte(RTC_ADDR_SEC,  sec = 0);
-	}
-
-	ts->tv_sec = mktime(2000 + yr, mon, day, hr, min, sec);
-	if (ts->tv_sec < 0) {
-#if 0
-		printk("BAD TIME %d %d %d %d %d %d\n", yr, mon, day, hr, min, sec);
-#endif
-		yr = 100;
-		goto bad_time;
-	}
-	ts->tv_nsec = 0;
-}
-
-int snapgear_rtc_settimeofday(const time_t secs)
-{
-	int retval = 0;
-	int real_seconds, real_minutes, cmos_minutes;
-	unsigned long nowtime;
-
-	if (!use_ds1302)
-		return 0;
-
-/*
- *	This is called direct from the kernel timer handling code.
- *	It is supposed to synchronize the kernel clock to the RTC.
- */
-
-	nowtime = secs;
-
-	/* STOP RTC */
-	ds1302_writebyte(RTC_ADDR_SEC, ds1302_readbyte(RTC_ADDR_SEC) | 0x80);
-
-	cmos_minutes = bcd2int(ds1302_readbyte(RTC_ADDR_MIN));
-
-	/*
-	 * since we're only adjusting minutes and seconds,
-	 * don't interfere with hour overflow. This avoids
-	 * messing with unknown time zones but requires your
-	 * RTC not to be off by more than 15 minutes
-	 */
-	real_seconds = nowtime % 60;
-	real_minutes = nowtime / 60;
-	if (((abs(real_minutes - cmos_minutes) + 15)/30) & 1)
-		real_minutes += 30;	/* correct for half hour time zone */
-	real_minutes %= 60;
-
-	if (abs(real_minutes - cmos_minutes) < 30) {
-		ds1302_writebyte(RTC_ADDR_MIN, int2bcd(real_minutes));
-		ds1302_writebyte(RTC_ADDR_SEC, int2bcd(real_seconds));
-	} else {
-		printk(KERN_WARNING
-		       "SnapGear RTC: can't update from %d to %d\n",
-		       cmos_minutes, real_minutes);
-		retval = -1;
-	}
-
-	/* START RTC */
-	ds1302_writebyte(RTC_ADDR_SEC, ds1302_readbyte(RTC_ADDR_SEC) & ~0x80);
-	return(0);
-}
-
-unsigned char secureedge5410_cmos_read(int addr)
-{
-	unsigned char val = 0;
-
-	if (!use_ds1302)
-		return(__CMOS_READ(addr, w));
-
-	switch(addr) {
-	case RTC_SECONDS:       val = ds1302_readbyte(RTC_ADDR_SEC);  break;
-	case RTC_SECONDS_ALARM:                                       break;
-	case RTC_MINUTES:       val = ds1302_readbyte(RTC_ADDR_MIN);  break;
-	case RTC_MINUTES_ALARM:                                       break;
-	case RTC_HOURS:         val = ds1302_readbyte(RTC_ADDR_HOUR); break;
-	case RTC_HOURS_ALARM:                                         break;
-	case RTC_DAY_OF_WEEK:   val = ds1302_readbyte(RTC_ADDR_DAY);  break;
-	case RTC_DAY_OF_MONTH:  val = ds1302_readbyte(RTC_ADDR_DATE); break;
-	case RTC_MONTH:         val = ds1302_readbyte(RTC_ADDR_MON);  break;
-	case RTC_YEAR:          val = ds1302_readbyte(RTC_ADDR_YEAR); break;
-	case RTC_REG_A:         /* RTC_FREQ_SELECT */                 break;
-	case RTC_REG_B:	        /* RTC_CONTROL */                     break;
-	case RTC_REG_C:	        /* RTC_INTR_FLAGS */                  break;
-	case RTC_REG_D:         val = RTC_VRT /* RTC_VALID */;        break;
-	default:                                                      break;
-	}
-
-	return(val);
-}
-
-void secureedge5410_cmos_write(unsigned char val, int addr)
-{
-	if (!use_ds1302) {
-		__CMOS_WRITE(val, addr, w);
-		return;
-	}
-
-	switch(addr) {
-	case RTC_SECONDS:       ds1302_writebyte(RTC_ADDR_SEC, val);  break;
-	case RTC_SECONDS_ALARM:                                       break;
-	case RTC_MINUTES:       ds1302_writebyte(RTC_ADDR_MIN, val);  break;
-	case RTC_MINUTES_ALARM:                                       break;
-	case RTC_HOURS:         ds1302_writebyte(RTC_ADDR_HOUR, val); break;
-	case RTC_HOURS_ALARM:                                         break;
-	case RTC_DAY_OF_WEEK:   ds1302_writebyte(RTC_ADDR_DAY, val);  break;
-	case RTC_DAY_OF_MONTH:  ds1302_writebyte(RTC_ADDR_DATE, val); break;
-	case RTC_MONTH:         ds1302_writebyte(RTC_ADDR_MON, val);  break;
-	case RTC_YEAR:          ds1302_writebyte(RTC_ADDR_YEAR, val); break;
-	case RTC_REG_A:         /* RTC_FREQ_SELECT */                 break;
-	case RTC_REG_B:        	/* RTC_CONTROL */                     break;
-	case RTC_REG_C:	        /* RTC_INTR_FLAGS */                  break;
-	case RTC_REG_D:	        /* RTC_VALID */                       break;
-	default:                                                      break;
-	}
-}
diff --git a/arch/sh/boards/snapgear/setup.c b/arch/sh/boards/snapgear/setup.c
index 2b594f6..7022483 100644
--- a/arch/sh/boards/snapgear/setup.c
+++ b/arch/sh/boards/snapgear/setup.c
@@ -22,20 +22,15 @@
 #include <asm/snapgear.h>
 #include <asm/irq.h>
 #include <asm/io.h>
-#include <asm/rtc.h>
 #include <asm/cpu/timer.h>
 
-extern void secureedge5410_rtc_init(void);
-extern void pcibios_init(void);
-
-/****************************************************************************/
 /*
  * EraseConfig handling functions
  */
 
 static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id)
 {
-	volatile char dummy __attribute__((unused)) = * (volatile char *) 0xb8000000;
+	(void)ctrl_inb(0xb8000000);	/* dummy read */
 
 	printk("SnapGear: erase switch interrupt!\n");
 
@@ -76,19 +71,10 @@ static void __init init_snapgear_IRQ(void)
 }
 
 /*
- * Initialize the board
- */
-static void __init snapgear_setup(char **cmdline_p)
-{
-	board_time_init = secureedge5410_rtc_init;
-}
-
-/*
  * The Machine Vector
  */
 static struct sh_machine_vector mv_snapgear __initmv = {
 	.mv_name		= "SnapGear SecureEdge5410",
-	.mv_setup		= snapgear_setup,
 	.mv_nr_irqs		= 72,
 
 	.mv_inb			= snapgear_inb,
diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile
index 4c5ffdc..1b0f5be 100644
--- a/arch/sh/boot/Makefile
+++ b/arch/sh/boot/Makefile
@@ -39,7 +39,7 @@ KERNEL_LOAD	:= $(shell /bin/bash -c 'printf "0x%8x" \
 
 quiet_cmd_uimage = UIMAGE  $@
       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
-		   -C gzip -a $(KERNEL_LOAD) -e $(KERNEL_LOAD) \
+		   -C none -a $(KERNEL_LOAD) -e $(KERNEL_LOAD) \
 		   -n 'Linux-$(KERNELRELEASE)' -d $< $@
 
 $(obj)/uImage: $(obj)/zImage FORCE
diff --git a/arch/sh/cchips/hd6446x/Makefile b/arch/sh/cchips/hd6446x/Makefile
index a106dd9..f7de407 100644
--- a/arch/sh/cchips/hd6446x/Makefile
+++ b/arch/sh/cchips/hd6446x/Makefile
@@ -1,2 +1,4 @@
 obj-$(CONFIG_HD64461)	+= hd64461.o
 obj-$(CONFIG_HD64465)	+= hd64465/
+
+EXTRA_CFLAGS += -Werror
diff --git a/arch/sh/cchips/voyagergx/Makefile b/arch/sh/cchips/voyagergx/Makefile
index 085de72..f73963c 100644
--- a/arch/sh/cchips/voyagergx/Makefile
+++ b/arch/sh/cchips/voyagergx/Makefile
@@ -6,3 +6,4 @@ obj-y	:= irq.o setup.o
 
 obj-$(CONFIG_USB_OHCI_HCD)	+= consistent.o
 
+EXTRA_CFLAGS += -Werror
diff --git a/arch/sh/drivers/pci/Makefile b/arch/sh/drivers/pci/Makefile
index 2f65ac7..fba6b5b 100644
--- a/arch/sh/drivers/pci/Makefile
+++ b/arch/sh/drivers/pci/Makefile
@@ -5,7 +5,6 @@
 obj-y					+= pci.o
 obj-$(CONFIG_PCI_AUTO)			+= pci-auto.o
 
-obj-$(CONFIG_CPU_SUBTYPE_ST40STB1)	+= pci-st40.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7751)	+= pci-sh7751.o ops-sh4.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7751R)	+= pci-sh7751.o ops-sh4.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7780)	+= pci-sh7780.o ops-sh4.o
diff --git a/arch/sh/drivers/pci/pci-st40.c b/arch/sh/drivers/pci/pci-st40.c
deleted file mode 100644
index 0814a5a..0000000
--- a/arch/sh/drivers/pci/pci-st40.c
+++ /dev/null
@@ -1,488 +0,0 @@
-/* 
- * Copyright (C) 2001 David J. Mckay (david.mckay@st.com)
- *
- * May be copied or modified under the terms of the GNU General Public
- * License.  See linux/COPYING for more information.                            
- *
- * Support functions for the ST40 PCI hardware.
- */
-
-#include <linux/kernel.h>
-#include <linux/smp.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/types.h>
-#include <asm/pci.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>	/* irqreturn_t */
-
-#include "pci-st40.h"
-
-/* This is in P2 of course */
-#define ST40PCI_BASE_ADDRESS     (0xb0000000)
-#define ST40PCI_MEM_ADDRESS      (ST40PCI_BASE_ADDRESS+0x0)
-#define ST40PCI_IO_ADDRESS       (ST40PCI_BASE_ADDRESS+0x06000000)
-#define ST40PCI_REG_ADDRESS      (ST40PCI_BASE_ADDRESS+0x07000000)
-
-#define ST40PCI_REG(x) (ST40PCI_REG_ADDRESS+(ST40PCI_##x))
-#define ST40PCI_REG_INDEXED(reg, index) 				\
-	(ST40PCI_REG(reg##0) +					\
-	  ((ST40PCI_REG(reg##1) - ST40PCI_REG(reg##0))*index))
-
-#define ST40PCI_WRITE(reg,val) writel((val),ST40PCI_REG(reg))
-#define ST40PCI_WRITE_SHORT(reg,val) writew((val),ST40PCI_REG(reg))
-#define ST40PCI_WRITE_BYTE(reg,val) writeb((val),ST40PCI_REG(reg))
-#define ST40PCI_WRITE_INDEXED(reg, index, val)				\
-	 writel((val), ST40PCI_REG_INDEXED(reg, index));
-
-#define ST40PCI_READ(reg) readl(ST40PCI_REG(reg))
-#define ST40PCI_READ_SHORT(reg) readw(ST40PCI_REG(reg))
-#define ST40PCI_READ_BYTE(reg) readb(ST40PCI_REG(reg))
-
-#define ST40PCI_SERR_IRQ	64
-#define ST40PCI_ERR_IRQ        	65
-
-
-/* Macros to extract PLL params */
-#define PLL_MDIV(reg)  ( ((unsigned)reg) & 0xff )
-#define PLL_NDIV(reg) ( (((unsigned)reg)>>8) & 0xff )
-#define PLL_PDIV(reg) ( (((unsigned)reg)>>16) & 0x3 )
-#define PLL_SETUP(reg) ( (((unsigned)reg)>>19) & 0x1ff )
-
-/* Build up the appropriate settings */
-#define PLL_SET(mdiv,ndiv,pdiv,setup) \
-( ((mdiv)&0xff) | (((ndiv)&0xff)<<8) | (((pdiv)&3)<<16)| (((setup)&0x1ff)<<19))
-
-#define PLLPCICR (0xbb040000+0x10)
-
-#define PLLPCICR_POWERON (1<<28)
-#define PLLPCICR_OUT_EN (1<<29)
-#define PLLPCICR_LOCKSELECT (1<<30)
-#define PLLPCICR_LOCK (1<<31)
-
-
-#define PLL_25MHZ 0x793c8512
-#define PLL_33MHZ PLL_SET(18,88,3,295)
-
-static void pci_set_rbar_region(unsigned int region,     unsigned long localAddr,
-			 unsigned long pciOffset, unsigned long regionSize);
-
-static __init void SetPCIPLL(void)
-{
-	{
-		/* Lets play with the PLL values */
-		unsigned long pll1cr1;
-		unsigned long mdiv, ndiv, pdiv;
-		unsigned long muxcr;
-		unsigned int muxcr_ratios[4] = { 8, 16, 21, 1 };
-		unsigned int freq;
-
-#define CLKGENA            0xbb040000
-#define CLKGENA_PLL2_MUXCR CLKGENA + 0x48
-		pll1cr1 = ctrl_inl(PLLPCICR);
-		printk("PLL1CR1 %08lx\n", pll1cr1);
-		mdiv = PLL_MDIV(pll1cr1);
-		ndiv = PLL_NDIV(pll1cr1);
-		pdiv = PLL_PDIV(pll1cr1);
-		printk("mdiv %02lx ndiv %02lx pdiv %02lx\n", mdiv, ndiv, pdiv);
-		freq = ((2*27*ndiv)/mdiv) / (1 << pdiv);
-		printk("PLL freq %dMHz\n", freq);
-		muxcr = ctrl_inl(CLKGENA_PLL2_MUXCR);
-		printk("PCI freq %dMhz\n", freq / muxcr_ratios[muxcr & 3]);
-	}
-}
-
-
-struct pci_err {
-  unsigned mask;
-  const char *error_string;
-};
-
-static struct pci_err int_error[]={
-  { INT_MNLTDIM,"MNLTDIM: Master non-lock transfer"},
-  { INT_TTADI,  "TTADI: Illegal byte enable in I/O transfer"},
-  { INT_TMTO,   "TMTO: Target memory read/write timeout"},
-  { INT_MDEI,   "MDEI: Master function disable error"},
-  { INT_APEDI,  "APEDI: Address parity error"},
-  { INT_SDI,    "SDI: SERR detected"},
-  { INT_DPEITW, "DPEITW: Data parity error target write"},
-  { INT_PEDITR, "PEDITR: PERR detected"},
-  { INT_TADIM,  "TADIM: Target abort detected"},
-  { INT_MADIM,  "MADIM: Master abort detected"},
-  { INT_MWPDI,  "MWPDI: PERR from target at data write"},
-  { INT_MRDPEI, "MRDPEI: Master read data parity error"}
-};
-#define NUM_PCI_INT_ERRS ARRAY_SIZE(int_error)
-
-static struct pci_err aint_error[]={
-  { AINT_MBI,   "MBI: Master broken"},
-  { AINT_TBTOI, "TBTOI: Target bus timeout"},
-  { AINT_MBTOI, "MBTOI: Master bus timeout"},
-  { AINT_TAI,   "TAI: Target abort"},
-  { AINT_MAI,   "MAI: Master abort"},
-  { AINT_RDPEI, "RDPEI: Read data parity"},
-  { AINT_WDPE,  "WDPE: Write data parity"}
-};
-
-#define NUM_PCI_AINT_ERRS ARRAY_SIZE(aint_error)
-
-static void print_pci_errors(unsigned reg,struct pci_err *error,int num_errors)
-{
-  int i;
-
-  for(i=0;i<num_errors;i++) {
-    if(reg & error[i].mask) {
-      printk("%s\n",error[i].error_string);
-    }
-  }
-
-}
-
-
-static char * pci_commands[16]={
-	"Int Ack",
-	"Special Cycle",
-	"I/O Read",
-	"I/O Write",
-	"Reserved",
-	"Reserved",
-	"Memory Read",
-	"Memory Write",
-	"Reserved",
-	"Reserved",
-	"Configuration Read",
-	"Configuration Write",
-	"Memory Read Multiple",
-	"Dual Address Cycle",
-	"Memory Read Line",
-	"Memory Write-and-Invalidate"
-};
-
-static irqreturn_t st40_pci_irq(int irq, void *dev_instance)
-{
-	unsigned pci_int, pci_air, pci_cir, pci_aint;
-	static int count=0;
-
-
-	pci_int = ST40PCI_READ(INT);pci_aint = ST40PCI_READ(AINT);
-	pci_cir = ST40PCI_READ(CIR);pci_air = ST40PCI_READ(AIR);
-
-	/* Reset state to stop multiple interrupts */
-        ST40PCI_WRITE(INT, ~0); ST40PCI_WRITE(AINT, ~0);
-
-
-	if(++count>1) return IRQ_HANDLED;
-
-	printk("** PCI ERROR **\n");
-
-        if(pci_int) {
-		printk("** INT register status\n");
-		print_pci_errors(pci_int,int_error,NUM_PCI_INT_ERRS);
-	}
-
-        if(pci_aint) {
-		printk("** AINT register status\n");
-		print_pci_errors(pci_aint,aint_error,NUM_PCI_AINT_ERRS);
-	}
-
-	printk("** Address and command info\n");
-
-	printk("** Command  %s : Address 0x%x\n",
-	       pci_commands[pci_cir&0xf],pci_air);
-
-	if(pci_cir&CIR_PIOTEM) {
-		printk("CIR_PIOTEM:PIO transfer error for master\n");
-	}
-        if(pci_cir&CIR_RWTET) {
-		printk("CIR_RWTET:Read/Write transfer error for target\n");
-	}
-
-	return IRQ_HANDLED;
-}
-
-
-/* Rounds a number UP to the nearest power of two. Used for
- * sizing the PCI window.
- */
-static u32 r2p2(u32 num)
-{
-	int i = 31;
-	u32 tmp = num;
-
-	if (num == 0)
-		return 0;
-
-	do {
-		if (tmp & (1 << 31))
-			break;
-		i--;
-		tmp <<= 1;
-	} while (i >= 0);
-
-	tmp = 1 << i;
-	/* If the original number isn't a power of 2, round it up */
-	if (tmp != num)
-		tmp <<= 1;
-
-	return tmp;
-}
-
-static void __init pci_fixup_ide_bases(struct pci_dev *d)
-{
-	int i;
-
-	/*
-	 * PCI IDE controllers use non-standard I/O port decoding, respect it.
-	 */
-	if ((d->class >> 8) != PCI_CLASS_STORAGE_IDE)
-		return;
-	printk("PCI: IDE base address fixup for %s\n", pci_name(d));
-	for(i=0; i<4; i++) {
-		struct resource *r = &d->resource[i];
-		if ((r->start & ~0x80) == 0x374) {
-			r->start |= 2;
-			r->end = r->start;
-		}
-	}
-}
-DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_ide_bases);
-
-int __init st40pci_init(unsigned memStart, unsigned memSize)
-{
-	u32 lsr0;
-
-	SetPCIPLL();
-
-	/* Initialises the ST40 pci subsystem, performing a reset, then programming
-	 * up the address space decoders appropriately
-	 */
-
-	/* Should reset core here as well methink */
-
-	ST40PCI_WRITE(CR, CR_LOCK_MASK | CR_SOFT_RESET);
-
-	/* Loop while core resets */
-	while (ST40PCI_READ(CR) & CR_SOFT_RESET);
-
-	/* Switch off interrupts */
-	ST40PCI_WRITE(INTM, 0);
-	ST40PCI_WRITE(AINT, 0);
-
-	/* Now, lets reset all the cards on the bus with extreme prejudice */
-	ST40PCI_WRITE(CR, CR_LOCK_MASK | CR_RSTCTL);
-	udelay(250);
-
-	/* Set bus active, take it out of reset */
-	ST40PCI_WRITE(CR, CR_LOCK_MASK | CR_BMAM | CR_CFINT | CR_PFCS | CR_PFE);
-
-	/* The PCI spec says that no access must be made to the bus until 1 second
-	 * after reset. This seem ludicrously long, but some delay is needed here
-	 */
-	mdelay(1000);
-
-	/* Switch off interrupts */
-	ST40PCI_WRITE(INTM, 0);
-	ST40PCI_WRITE(AINT, 0);
-
-	/* Allow it to be a master */
-
-	ST40PCI_WRITE_SHORT(CSR_CMD,
-			    PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER |
-			    PCI_COMMAND_IO);
-
-	/* Access to the 0xb0000000 -> 0xb6000000 area will go through to 0x10000000 -> 0x16000000
-	 * on the PCI bus. This allows a nice 1-1 bus to phys mapping.
-	 */
-
-
-	ST40PCI_WRITE(MBR, 0x10000000);
-	/* Always set the max size 128M (actually, it is only 96MB wide) */
-	ST40PCI_WRITE(MBMR, 0x07ff0000);
-
-	/* I/O addresses are mapped at 0xb6000000 -> 0xb7000000. These are changed to 0, to 
-	 * allow cards that have legacy io such as vga to function correctly. This gives a 
-	 * maximum of 64K of io/space as only the bottom 16 bits of the address are copied 
-	 * over to the bus  when the transaction is made. 64K of io space is more than enough
-	 */
-	ST40PCI_WRITE(IOBR, 0x0);
-	/* Set up the 64K window */
-	ST40PCI_WRITE(IOBMR, 0x0);
-
-	/* Now we set up the mbars so the PCI bus can see the local memory */
-	/* Expose a 256M window starting at PCI address 0... */
-	ST40PCI_WRITE(CSR_MBAR0, 0);
-	ST40PCI_WRITE(LSR0, 0x0fff0001);
-
-	/* ... and set up the initial incoming window to expose all of RAM */
-	pci_set_rbar_region(7, memStart, memStart, memSize);
-
-	/* Maximise timeout values */
-	ST40PCI_WRITE_BYTE(CSR_TRDY, 0xff);
-	ST40PCI_WRITE_BYTE(CSR_RETRY, 0xff);
-	ST40PCI_WRITE_BYTE(CSR_MIT, 0xff);
-
-	ST40PCI_WRITE_BYTE(PERF,PERF_MASTER_WRITE_POSTING);
-
-	return 1;
-}
-
-char * __devinit pcibios_setup(char *str)
-{
-	return str;
-}
-
-
-#define SET_CONFIG_BITS(bus,devfn,where)\
-  (((bus) << 16) | ((devfn) << 8) | ((where) & ~3) | (bus!=0))
-
-#define CONFIG_CMD(bus, devfn, where) SET_CONFIG_BITS(bus->number,devfn,where)
-
-
-static int CheckForMasterAbort(void)
-{
-	if (ST40PCI_READ(INT) & INT_MADIM) {
-		/* Should we clear config space version as well ??? */
-		ST40PCI_WRITE(INT, INT_MADIM);
-		ST40PCI_WRITE_SHORT(CSR_STATUS, 0);
-		return 1;
-	}
-
-	return 0;
-}
-
-/* Write to config register */
-static int st40pci_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 * val)
-{
-	ST40PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where));
-	switch (size) {
-		case 1:
-			*val = (u8)ST40PCI_READ_BYTE(PDR + (where & 3));
-			break;
-		case 2:
-			*val = (u16)ST40PCI_READ_SHORT(PDR + (where & 2));
-			break;
-		case 4:
-			*val = ST40PCI_READ(PDR);
-			break;
-	}
-
-	if (CheckForMasterAbort()){
-		switch (size) {
-			case 1:
-				*val = (u8)0xff;
-				break;
-			case 2:
-				*val = (u16)0xffff;
-				break;
-			case 4:
-				*val = 0xffffffff;
-				break;
-		}
-	}
-
-	return PCIBIOS_SUCCESSFUL;
-}
-
-static int st40pci_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val)
-{
-	ST40PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where));
-
-	switch (size) {
-		case 1:
-			ST40PCI_WRITE_BYTE(PDR + (where & 3), (u8)val);
-			break;
-		case 2:
-			ST40PCI_WRITE_SHORT(PDR + (where & 2), (u16)val);
-			break;
-		case 4:
-			ST40PCI_WRITE(PDR, val);
-			break;
-	}
-
-	CheckForMasterAbort();
-
-	return PCIBIOS_SUCCESSFUL;
-}
-
-struct pci_ops st40pci_config_ops = {
-	.read = 	st40pci_read,
-	.write = 	st40pci_write,
-};
-
-
-/* Everything hangs off this */
-static struct pci_bus *pci_root_bus;
-
-static int __init pcibios_init(void)
-{
-	extern unsigned long memory_start, memory_end;
-
-	printk(KERN_ALERT "pci-st40.c: pcibios_init\n");
-
-	if (sh_mv.mv_init_pci != NULL) {
-		sh_mv.mv_init_pci();
-	}
-
-	/* The pci subsytem needs to know where memory is and how much 
-	 * of it there is. I've simply made these globals. A better mechanism
-	 * is probably needed.
-	 */
-	st40pci_init(PHYSADDR(memory_start),
-		     PHYSADDR(memory_end) - PHYSADDR(memory_start));
-
-	if (request_irq(ST40PCI_ERR_IRQ, st40_pci_irq, 
-                        IRQF_DISABLED, "st40pci", NULL)) {
-		printk(KERN_ERR "st40pci: Cannot hook interrupt\n");
-		return -EIO;
-	}
-
-	/* Enable the PCI interrupts on the device */
-	ST40PCI_WRITE(INTM, ~0);
-	ST40PCI_WRITE(AINT, ~0);
-
-	/* Map the io address apprioately */
-#ifdef CONFIG_HD64465
-	hd64465_port_map(PCIBIOS_MIN_IO, (64 * 1024) - PCIBIOS_MIN_IO + 1,
-			 ST40_IO_ADDR + PCIBIOS_MIN_IO, 0);
-#endif
-
-	/* ok, do the scan man */
-	pci_root_bus = pci_scan_bus(0, &st40pci_config_ops, NULL);
-	pci_assign_unassigned_resources();
-
-	return 0;
-}
-subsys_initcall(pcibios_init);
-
-/*
- * Publish a region of local address space over the PCI bus
- * to other devices.
- */
-static void pci_set_rbar_region(unsigned int region,     unsigned long localAddr,
-			 unsigned long pciOffset, unsigned long regionSize)
-{
-	unsigned long mask;
-
-	if (region > 7)
-		return;
-
-	if (regionSize > (512 * 1024 * 1024))
-		return;
-
-	mask = r2p2(regionSize) - 0x10000;
-
-	/* Disable the region (in case currently in use, should never happen) */
-	ST40PCI_WRITE_INDEXED(RSR, region, 0);
-
-	/* Start of local address space to publish */
-	ST40PCI_WRITE_INDEXED(RLAR, region, PHYSADDR(localAddr) );
-
-	/* Start of region in PCI address space as an offset from MBAR0 */
-	ST40PCI_WRITE_INDEXED(RBAR, region, pciOffset);
-
-	/* Size of region */
-	ST40PCI_WRITE_INDEXED(RSR, region, mask | 1);
-}
-
diff --git a/arch/sh/drivers/pci/pci-st40.h b/arch/sh/drivers/pci/pci-st40.h
deleted file mode 100644
index cf0d35b..0000000
--- a/arch/sh/drivers/pci/pci-st40.h
+++ /dev/null
@@ -1,136 +0,0 @@
-/* 
- * Copyright (C) 2001 David J. Mckay (david.mckay@st.com)
- *
- * May be copied or modified under the terms of the GNU General Public
- * License.  See linux/COPYING for more information.                            
- *
- * Definitions for the ST40 PCI hardware.
- */
-
-#ifndef __PCI_ST40_H__
-#define __PCI_ST40_H__
-
-#define ST40PCI_VCR_STATUS    0x00
-
-#define ST40PCI_VCR_VERSION   0x08
-
-#define ST40PCI_CR            0x10
-
-#define CR_SOFT_RESET (1<<12)
-#define CR_PFCS       (1<<11)
-#define CR_PFE        (1<<9)
-#define CR_BMAM       (1<<6)
-#define CR_HOST       (1<<5)
-#define CR_CLKEN      (1<<4)
-#define CR_SOCS       (1<<3)
-#define CR_IOCS       (1<<2)
-#define CR_RSTCTL     (1<<1)
-#define CR_CFINT      (1<<0)
-#define CR_LOCK_MASK  0x5a000000
-
-
-#define ST40PCI_LSR0          0X14
-#define ST40PCI_LAR0          0x1c
-
-#define ST40PCI_INT           0x24
-#define INT_MNLTDIM           (1<<15)
-#define INT_TTADI             (1<<14)
-#define INT_TMTO              (1<<9)
-#define INT_MDEI              (1<<8)
-#define INT_APEDI             (1<<7)
-#define INT_SDI               (1<<6)
-#define INT_DPEITW            (1<<5)
-#define INT_PEDITR            (1<<4)
-#define INT_TADIM             (1<<3)
-#define INT_MADIM             (1<<2)
-#define INT_MWPDI             (1<<1)
-#define INT_MRDPEI            (1<<0)
-
-
-#define ST40PCI_INTM          0x28
-#define ST40PCI_AIR           0x2c
-
-#define ST40PCI_CIR           0x30
-#define CIR_PIOTEM            (1<<31)
-#define CIR_RWTET             (1<<26)
-
-#define ST40PCI_AINT          0x40
-#define AINT_MBI              (1<<13)
-#define AINT_TBTOI            (1<<12)
-#define AINT_MBTOI            (1<<11)
-#define AINT_TAI              (1<<3)
-#define AINT_MAI              (1<<2)
-#define AINT_RDPEI            (1<<1)
-#define AINT_WDPE             (1<<0)
-
-#define ST40PCI_AINTM         0x44
-#define ST40PCI_BMIR          0x48
-#define ST40PCI_PAR           0x4c
-#define ST40PCI_MBR           0x50
-#define ST40PCI_IOBR          0x54
-#define ST40PCI_PINT          0x58
-#define ST40PCI_PINTM         0x5c
-#define ST40PCI_MBMR          0x70
-#define ST40PCI_IOBMR         0x74
-#define ST40PCI_PDR           0x78
-
-/* H8 specific registers start here */
-#define ST40PCI_WCBAR         0x7c
-#define ST40PCI_LOCCFG_UNLOCK 0x34
-
-#define ST40PCI_RBAR0         0x100
-#define ST40PCI_RSR0          0x104
-#define ST40PCI_RLAR0         0x108
-
-#define ST40PCI_RBAR1         0x110
-#define ST40PCI_RSR1          0x114
-#define ST40PCI_RLAR1         0x118
-
-
-#define ST40PCI_RBAR2         0x120
-#define ST40PCI_RSR2          0x124
-#define ST40PCI_RLAR2         0x128
-
-#define ST40PCI_RBAR3         0x130
-#define ST40PCI_RSR3          0x134
-#define ST40PCI_RLAR3         0x138
-
-#define ST40PCI_RBAR4         0x140
-#define ST40PCI_RSR4          0x144
-#define ST40PCI_RLAR4         0x148
-
-#define ST40PCI_RBAR5         0x150
-#define ST40PCI_RSR5          0x154
-#define ST40PCI_RLAR5         0x158
-
-#define ST40PCI_RBAR6         0x160
-#define ST40PCI_RSR6          0x164
-#define ST40PCI_RLAR6         0x168
-
-#define ST40PCI_RBAR7         0x170
-#define ST40PCI_RSR7          0x174
-#define ST40PCI_RLAR7         0x178
-
-
-#define ST40PCI_RBAR(n)      (0x100+(0x10*(n)))
-#define ST40PCI_RSR(n)       (0x104+(0x10*(n)))
-#define ST40PCI_RLAR(n)      (0x108+(0x10*(n)))
-
-#define ST40PCI_PERF               0x80
-#define PERF_MASTER_WRITE_POSTING  (1<<4)
-/* H8 specific registers end here */
-
-
-/* These are configs space registers */
-#define ST40PCI_CSR_VID               0x10000
-#define ST40PCI_CSR_DID               0x10002
-#define ST40PCI_CSR_CMD               0x10004
-#define ST40PCI_CSR_STATUS            0x10006
-#define ST40PCI_CSR_MBAR0             0x10010
-#define ST40PCI_CSR_TRDY              0x10040
-#define ST40PCI_CSR_RETRY             0x10041
-#define ST40PCI_CSR_MIT               0x1000d
-
-#define ST40_IO_ADDR 0xb6000000       
-
-#endif /* __PCI_ST40_H__ */
diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile
index 1f141a8..4b81d9c 100644
--- a/arch/sh/kernel/Makefile
+++ b/arch/sh/kernel/Makefile
@@ -10,7 +10,6 @@ obj-y	:= debugtraps.o io.o io_generic.o irq.o machvec.o process.o ptrace.o \
 
 obj-y				+= cpu/ timers/
 obj-$(CONFIG_VSYSCALL)		+= vsyscall/
-
 obj-$(CONFIG_SMP)		+= smp.o
 obj-$(CONFIG_CF_ENABLER)	+= cf-enabler.o
 obj-$(CONFIG_SH_STANDARD_BIOS)	+= sh_bios.o
@@ -22,3 +21,5 @@ obj-$(CONFIG_KEXEC)		+= machine_kexec.o relocate_kernel.o
 obj-$(CONFIG_CRASH_DUMP)	+= crash_dump.o
 obj-$(CONFIG_PM)		+= pm.o
 obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
+
+EXTRA_CFLAGS += -Werror
diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S
index 2b2a9e0..b6abf38 100644
--- a/arch/sh/kernel/cpu/sh3/ex.S
+++ b/arch/sh/kernel/cpu/sh3/ex.S
@@ -46,7 +46,7 @@ ENTRY(exception_handling_table)
 	.long	exception_error	! illegal_slot_instruction (filled by trap_init) /*1A0*/
 ENTRY(nmi_slot)
 #if defined (CONFIG_KGDB_NMI)
-	.long	debug_enter	/* 1C0 */	! Allow trap to debugger
+	.long	kgdb_handle_exception	/* 1C0 */	! Allow trap to debugger
 #else
 	.long	exception_none	/* 1C0 */	! Not implemented yet
 #endif
diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index 21375d7..bc9c28a 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -139,14 +139,6 @@ int __init detect_cpu_and_cache_system(void)
 		boot_cpu_data.flags |= CPU_HAS_FPU | CPU_HAS_PERF_COUNTER |
 					  CPU_HAS_LLSC;
 		break;
-	case 0x8000:
-		boot_cpu_data.type = CPU_ST40RA;
-		boot_cpu_data.flags |= CPU_HAS_FPU;
-		break;
-	case 0x8100:
-		boot_cpu_data.type = CPU_ST40GX1;
-		boot_cpu_data.flags |= CPU_HAS_FPU;
-		break;
 	case 0x700:
 		boot_cpu_data.type = CPU_SH4_501;
 		boot_cpu_data.icache.ways = 2;
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 348da19..0586bc6 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -11,7 +11,6 @@
 #include <linux/module.h>
 #include <linux/kernel_stat.h>
 #include <linux/seq_file.h>
-#include <linux/irq.h>
 #include <asm/processor.h>
 #include <asm/machvec.h>
 #include <asm/uaccess.h>
diff --git a/arch/sh/kernel/kgdb_stub.c b/arch/sh/kernel/kgdb_stub.c
index 2fdc700..d453c3a 100644
--- a/arch/sh/kernel/kgdb_stub.c
+++ b/arch/sh/kernel/kgdb_stub.c
@@ -102,6 +102,7 @@
 #include <linux/init.h>
 #include <linux/console.h>
 #include <linux/sysrq.h>
+#include <linux/module.h>
 #include <asm/system.h>
 #include <asm/cacheflush.h>
 #include <asm/current.h>
@@ -116,7 +117,9 @@ kgdb_debug_hook_t *kgdb_debug_hook;
 kgdb_bus_error_hook_t *kgdb_bus_err_hook;
 
 int (*kgdb_getchar)(void);
+EXPORT_SYMBOL_GPL(kgdb_getchar);
 void (*kgdb_putchar)(int);
+EXPORT_SYMBOL_GPL(kgdb_putchar);
 
 static void put_debug_char(int c)
 {
@@ -136,7 +139,7 @@ static int get_debug_char(void)
 #define NUMREGBYTES (MAXREG*4)
 #define OUTBUFMAX (NUMREGBYTES*2+512)
 
-enum regs {
+enum {
 	R0 = 0, R1,  R2,  R3,   R4,   R5,  R6, R7,
 	R8, R9, R10, R11, R12,  R13,  R14, R15,
 	PC, PR, GBR, VBR, MACH, MACL, SR,
@@ -176,9 +179,13 @@ int kgdb_nofault;		/* Boolean to ignore bus errs (i.e. in GDB) */
 
 /* SCI/UART settings, used in kgdb_console_setup() */
 int  kgdb_portnum = CONFIG_KGDB_DEFPORT;
+EXPORT_SYMBOL_GPL(kgdb_portnum);
 int  kgdb_baud = CONFIG_KGDB_DEFBAUD;
+EXPORT_SYMBOL_GPL(kgdb_baud);
 char kgdb_parity = CONFIG_KGDB_DEFPARITY;
+EXPORT_SYMBOL_GPL(kgdb_parity);
 char kgdb_bits = CONFIG_KGDB_DEFBITS;
+EXPORT_SYMBOL_GPL(kgdb_bits);
 
 /* Jump buffer for setjmp/longjmp */
 static jmp_buf rem_com_env;
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 0b8c45d..4156aac 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -303,7 +303,6 @@ static const char *cpu_name[] = {
 	[CPU_SH7750S]	= "SH7750S",	[CPU_SH7750R]	= "SH7750R",
 	[CPU_SH7751]	= "SH7751",	[CPU_SH7751R]	= "SH7751R",
 	[CPU_SH7760]	= "SH7760",
-	[CPU_ST40RA]	= "ST40RA",	[CPU_ST40GX1]	= "ST40GX1",
 	[CPU_SH4_202]	= "SH4-202",	[CPU_SH4_501]	= "SH4-501",
 	[CPU_SH7770]	= "SH7770",	[CPU_SH7780]	= "SH7780",
 	[CPU_SH7781]	= "SH7781",	[CPU_SH7343]	= "SH7343",
diff --git a/arch/sh/kernel/sh_ksyms.c b/arch/sh/kernel/sh_ksyms.c
index 548e428..e1a6de9 100644
--- a/arch/sh/kernel/sh_ksyms.c
+++ b/arch/sh/kernel/sh_ksyms.c
@@ -106,7 +106,6 @@ DECLARE_EXPORT(__movmem);
 DECLARE_EXPORT(__movstr);
 #endif
 
-#ifdef CONFIG_CPU_SH4
 #if __GNUC__ == 4
 DECLARE_EXPORT(__movmem_i4_even);
 DECLARE_EXPORT(__movmem_i4_odd);
@@ -126,7 +125,6 @@ DECLARE_EXPORT(__movstr_i4_even);
 DECLARE_EXPORT(__movstr_i4_odd);
 DECLARE_EXPORT(__movstrSI12_i4);
 #endif /* __GNUC__ == 4 */
-#endif
 
 #if !defined(CONFIG_CACHE_OFF) && (defined(CONFIG_CPU_SH4) || \
 	defined(CONFIG_SH7705_CACHE_32KB))
diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile
index e23dd1a..9dc7b69 100644
--- a/arch/sh/lib/Makefile
+++ b/arch/sh/lib/Makefile
@@ -9,3 +9,5 @@ memcpy-y			:= memcpy.o
 memcpy-$(CONFIG_CPU_SH4)	:= memcpy-sh4.o
 
 lib-y	+= $(memcpy-y)
+
+EXTRA_CFLAGS += -Werror
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index cf446bb..1265f20 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -17,7 +17,7 @@ config CPU_SH4
 	bool
 	select CPU_HAS_INTEVT
 	select CPU_HAS_SR_RB
-	select CPU_HAS_PTEA if (!CPU_SUBTYPE_ST40 && !CPU_SH4A) || CPU_SHX2
+	select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2
 	select CPU_HAS_FPU if !CPU_SH4AL_DSP
 
 config CPU_SH4A
@@ -29,10 +29,6 @@ config CPU_SH4AL_DSP
 	select CPU_SH4A
 	select CPU_HAS_DSP
 
-config CPU_SUBTYPE_ST40
-	bool
-	select CPU_SH4
-
 config CPU_SHX2
 	bool
 
@@ -152,21 +148,6 @@ config CPU_SUBTYPE_SH4_202
 	bool "Support SH4-202 processor"
 	select CPU_SH4
 
-# ST40 Processor Support
-
-config CPU_SUBTYPE_ST40STB1
-	bool "Support ST40STB1/ST40RA processors"
-	select CPU_SUBTYPE_ST40
-	help
-	  Select ST40STB1 if you have a ST40RA CPU.
-	  This was previously called the ST40STB1, hence the option name.
-
-config CPU_SUBTYPE_ST40GX1
-	bool "Support ST40GX1 processor"
-	select CPU_SUBTYPE_ST40
-	help
-	  Select ST40GX1 if you have a ST40GX1 CPU.
-
 # SH-4A Processor Support
 
 config CPU_SUBTYPE_SH7770
diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile
index ee30fb4..aa44607 100644
--- a/arch/sh/mm/Makefile
+++ b/arch/sh/mm/Makefile
@@ -33,3 +33,5 @@ endif
 obj-$(CONFIG_HUGETLB_PAGE)	+= hugetlbpage.o
 obj-$(CONFIG_32BIT)		+= pmb.o
 obj-$(CONFIG_NUMA)		+= numa.o
+
+EXTRA_CFLAGS += -Werror
diff --git a/arch/sh/mm/clear_page.S b/arch/sh/mm/clear_page.S
index 8a70613..7a7c81e 100644
--- a/arch/sh/mm/clear_page.S
+++ b/arch/sh/mm/clear_page.S
@@ -150,48 +150,3 @@ ENTRY(__clear_user)
 	.long	8b, .Lbad_clear_user
 	.long	9b, .Lbad_clear_user
 .previous
-
-#if defined(CONFIG_CPU_SH4)
-/*
- * __clear_user_page
- * @to: P3 address (with same color)
- * @orig_to: P1 address
- *
- * void __clear_user_page(void *to, void *orig_to)
- */
-
-/*
- * r0 --- scratch 
- * r4 --- to
- * r5 --- orig_to
- * r6 --- to + PAGE_SIZE
- */
-ENTRY(__clear_user_page)
-	mov.l	.Lpsz,r0
-	mov	r4,r6
-	add	r0,r6
-	mov	#0,r0
-	!
-1:	ocbi	@r5
-	add	#32,r5
-	movca.l	r0,@r4
-	mov	r4,r1
-	add	#32,r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	add	#28,r4
-	cmp/eq	r6,r4
-	bf/s	1b
-	 ocbwb	@r1
-	!
-	rts
-	 nop
-.Lpsz:	.long	PAGE_SIZE
-
-#endif
-
diff --git a/arch/sh/mm/copy_page.S b/arch/sh/mm/copy_page.S
index 3d8409d..4068501 100644
--- a/arch/sh/mm/copy_page.S
+++ b/arch/sh/mm/copy_page.S
@@ -68,67 +68,6 @@ ENTRY(copy_page_slow)
 	rts
 	 nop
 
-#if defined(CONFIG_CPU_SH4)
-/*
- * __copy_user_page
- * @to: P1 address (with same color)
- * @from: P1 address
- * @orig_to: P1 address
- *
- * void __copy_user_page(void *to, void *from, void *orig_to)
- */
-
-/*
- * r0, r1, r2, r3, r4, r5, r6, r7 --- scratch 
- * r8 --- from + PAGE_SIZE
- * r9 --- orig_to
- * r10 --- to
- * r11 --- from
- */
-ENTRY(__copy_user_page)
-	mov.l	r8,@-r15
-	mov.l	r9,@-r15
-	mov.l	r10,@-r15
-	mov.l	r11,@-r15
-	mov	r4,r10
-	mov	r5,r11
-	mov	r6,r9
-	mov	r5,r8
-	mov.l	.Lpsz,r0
-	add	r0,r8
-	!
-1:	ocbi	@r9
-	add	#32,r9
-	mov.l	@r11+,r0
-	mov.l	@r11+,r1
-	mov.l	@r11+,r2
-	mov.l	@r11+,r3
-	mov.l	@r11+,r4
-	mov.l	@r11+,r5
-	mov.l	@r11+,r6
-	mov.l	@r11+,r7
-	movca.l	r0,@r10
-	mov	r10,r0
-	add	#32,r10
-	mov.l	r7,@-r10
-	mov.l	r6,@-r10
-	mov.l	r5,@-r10
-	mov.l	r4,@-r10
-	mov.l	r3,@-r10
-	mov.l	r2,@-r10
-	mov.l	r1,@-r10
-	ocbwb	@r0
-	cmp/eq	r11,r8
-	bf/s	1b
-	 add	#28,r10
-	!
-	mov.l	@r15+,r11
-	mov.l	@r15+,r10
-	mov.l	@r15+,r9
-	mov.l	@r15+,r8
-	rts
-	 nop
-#endif
 	.align 2
 .Lpsz:	.long	PAGE_SIZE
 /*
diff --git a/arch/sh/mm/pg-sh4.c b/arch/sh/mm/pg-sh4.c
index 25f5c6f..8c7a9ca 100644
--- a/arch/sh/mm/pg-sh4.c
+++ b/arch/sh/mm/pg-sh4.c
@@ -9,6 +9,8 @@
 #include <linux/mm.h>
 #include <linux/mutex.h>
 #include <linux/fs.h>
+#include <linux/highmem.h>
+#include <linux/module.h>
 #include <asm/mmu_context.h>
 #include <asm/cacheflush.h>
 
@@ -50,34 +52,61 @@ static inline void kunmap_coherent(struct page *page)
 void clear_user_page(void *to, unsigned long address, struct page *page)
 {
 	__set_bit(PG_mapped, &page->flags);
-	if (((address ^ (unsigned long)to) & CACHE_ALIAS) == 0)
-		clear_page(to);
-	else {
-		void *vto = kmap_coherent(page, address);
-		__clear_user_page(vto, to);
-		kunmap_coherent(vto);
-	}
+
+	clear_page(to);
+	if ((((address & PAGE_MASK) ^ (unsigned long)to) & CACHE_ALIAS))
+		__flush_wback_region(to, PAGE_SIZE);
 }
 
-/*
- * copy_user_page
- * @to: P1 address
- * @from: P1 address
- * @address: U0 address to be mapped
- * @page: page (virt_to_page(to))
- */
-void copy_user_page(void *to, void *from, unsigned long address,
-		    struct page *page)
+void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
+		       unsigned long vaddr, void *dst, const void *src,
+		       unsigned long len)
 {
+	void *vto;
+
 	__set_bit(PG_mapped, &page->flags);
-	if (((address ^ (unsigned long)to) & CACHE_ALIAS) == 0)
-		copy_page(to, from);
-	else {
-		void *vfrom = kmap_coherent(page, address);
-		__copy_user_page(vfrom, from, to);
-		kunmap_coherent(vfrom);
-	}
+
+	vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
+	memcpy(vto, src, len);
+	kunmap_coherent(vto);
+
+	if (vma->vm_flags & VM_EXEC)
+		flush_cache_page(vma, vaddr, page_to_pfn(page));
+}
+
+void copy_from_user_page(struct vm_area_struct *vma, struct page *page,
+			 unsigned long vaddr, void *dst, const void *src,
+			 unsigned long len)
+{
+	void *vfrom;
+
+	__set_bit(PG_mapped, &page->flags);
+
+	vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
+	memcpy(dst, vfrom, len);
+	kunmap_coherent(vfrom);
+}
+
+void copy_user_highpage(struct page *to, struct page *from,
+			unsigned long vaddr, struct vm_area_struct *vma)
+{
+	void *vfrom, *vto;
+
+	__set_bit(PG_mapped, &to->flags);
+
+	vto = kmap_atomic(to, KM_USER1);
+	vfrom = kmap_coherent(from, vaddr);
+	copy_page(vto, vfrom);
+	kunmap_coherent(vfrom);
+
+	if (((vaddr ^ (unsigned long)vto) & CACHE_ALIAS))
+		__flush_wback_region(vto, PAGE_SIZE);
+
+	kunmap_atomic(vto, KM_USER1);
+	/* Make sure this page is cleared on other CPU's too before using it */
+	smp_wmb();
 }
+EXPORT_SYMBOL(copy_user_highpage);
 
 /*
  * For SH-4, we have our own implementation for ptep_get_and_clear
diff --git a/arch/sh/oprofile/Makefile b/arch/sh/oprofile/Makefile
index 1f25d9b..2efc2e7 100644
--- a/arch/sh/oprofile/Makefile
+++ b/arch/sh/oprofile/Makefile
@@ -15,3 +15,4 @@ profdrvr-$(CONFIG_CPU_SUBTYPE_SH7091)	:= op_model_sh7750.o
 
 oprofile-y				:= $(DRIVER_OBJS) $(profdrvr-y)
 
+EXTRA_CFLAGS += -Werror
diff --git a/arch/sh64/kernel/process.c b/arch/sh64/kernel/process.c
index ceb9458..0761af4 100644
--- a/arch/sh64/kernel/process.c
+++ b/arch/sh64/kernel/process.c
@@ -26,6 +26,7 @@
 #include <linux/reboot.h>
 #include <linux/init.h>
 #include <linux/module.h>
+#include <linux/proc_fs.h>
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 
@@ -656,9 +657,6 @@ unsigned long get_wchan(struct task_struct *p)
    */
 
 #if defined(CONFIG_SH64_PROC_ASIDS)
-#include <linux/init.h>
-#include <linux/proc_fs.h>
-
 static int
 asids_proc_info(char *buf, char **start, off_t fpos, int length, int *eof, void *data)
 {
@@ -686,10 +684,8 @@ asids_proc_info(char *buf, char **start, off_t fpos, int length, int *eof, void
 
 static int __init register_proc_asids(void)
 {
-  create_proc_read_entry("asids", 0, NULL, asids_proc_info, NULL);
-  return 0;
+	create_proc_read_entry("asids", 0, NULL, asids_proc_info, NULL);
+	return 0;
 }
-
 __initcall(register_proc_asids);
 #endif
-
diff --git a/arch/sh64/kernel/traps.c b/arch/sh64/kernel/traps.c
index c03101f..f32df38 100644
--- a/arch/sh64/kernel/traps.c
+++ b/arch/sh64/kernel/traps.c
@@ -30,7 +30,6 @@
 #include <linux/interrupt.h>
 #include <linux/sysctl.h>
 #include <linux/module.h>
-
 #include <asm/system.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
@@ -242,9 +241,6 @@ DO_ERROR(12, SIGILL,  "reserved instruction", reserved_inst, current)
 
 #endif /* CONFIG_SH64_ID2815_WORKAROUND */
 
-
-#include <asm/system.h>
-
 /* Called with interrupts disabled */
 asmlinkage void do_exception_error(unsigned long ex, struct pt_regs *regs)
 {
@@ -984,4 +980,3 @@ asmlinkage void do_debug_interrupt(unsigned long code, struct pt_regs *regs)
 	/* Clear all DEBUGINT causes */
 	poke_real_address_q(DM_EXP_CAUSE_PHY, 0x0);
 }
-
diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index 78277a1..8e8c8b8 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -351,8 +351,10 @@ static int sh_rtc_read_time(struct device *dev, struct rtc_time *tm)
 		tm->tm_sec, tm->tm_min, tm->tm_hour,
 		tm->tm_mday, tm->tm_mon + 1, tm->tm_year, tm->tm_wday);
 
-	if (rtc_valid_tm(tm) < 0)
+	if (rtc_valid_tm(tm) < 0) {
 		dev_err(dev, "invalid date\n");
+		rtc_time_to_tm(0, tm);
+	}
 
 	return 0;
 }
@@ -588,7 +590,7 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
 
 	rtc->rtc_dev = rtc_device_register("sh", &pdev->dev,
 					   &sh_rtc_ops, THIS_MODULE);
-	if (IS_ERR(rtc)) {
+	if (IS_ERR(rtc->rtc_dev)) {
 		ret = PTR_ERR(rtc->rtc_dev);
 		goto err_badmap;
 	}
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index e89ae29..d24621c 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -77,7 +77,6 @@
 # define SCIF_ONLY
 #elif defined(CONFIG_CPU_SUBTYPE_SH7710) || defined(CONFIG_CPU_SUBTYPE_SH7712)
 # define SCSPTR0 0xA4400000	  /* 16 bit SCIF */
-# define SCI_NPORTS 2
 # define SCIF_ORER 0x0001   /* overrun error bit */
 # define PACR 0xa4050100
 # define PBCR 0xa4050102
@@ -102,12 +101,6 @@
 # define SCIF_ORER 0x0001   /* overrun error bit */
 # define SCSCR_INIT(port) 0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 # define SCIF_ONLY
-#elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
-# define SCSPTR1 0xffe00020 /* 16 bit SCIF */
-# 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 */
-# define SCIF_ONLY
 #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103)
 # include <asm/hardware.h>
 # define SCIF_BASE_ADDR    0x01030000
@@ -116,8 +109,7 @@
 # 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 */
+# define SCSCR_INIT(port)  0x38		/* TIE=0,RIE=0, TE=1,RE=1,REIE=1 */
 # define SCIF_ONLY
 #elif defined(CONFIG_H83007) || defined(CONFIG_H83068)
 # define SCSCR_INIT(port)          0x30 /* TIE=0,RIE=0,TE=1,RE=1 */
@@ -577,15 +569,6 @@ static inline int sci_rxd_in(struct uart_port *port)
 		return ctrl_inb(SCPDR0) & 0x0001 ? 1 : 0; /* SCIF0 */
 	return 1;
 }
-#elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
-static inline int sci_rxd_in(struct uart_port *port)
-{
-	if (port->mapbase == 0xffe00000)
-		return ctrl_inw(SCSPTR1)&0x0001 ? 1 : 0; /* SCIF */
-	else
-		return ctrl_inw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
-
-}
 #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103)
 static inline int sci_rxd_in(struct uart_port *port)
 {
diff --git a/drivers/sh/superhyway/superhyway.c b/drivers/sh/superhyway/superhyway.c
index 7d873b3..4d0282b 100644
--- a/drivers/sh/superhyway/superhyway.c
+++ b/drivers/sh/superhyway/superhyway.c
@@ -107,16 +107,17 @@ int superhyway_add_devices(struct superhyway_bus *bus,
 static int __init superhyway_init(void)
 {
 	struct superhyway_bus *bus;
-	int ret = 0;
+	int ret;
 
-	device_register(&superhyway_bus_device);
+	ret = device_register(&superhyway_bus_device);
+	if (unlikely(ret))
+		return ret;
 
 	for (bus = superhyway_channels; bus->ops; bus++)
 		ret |= superhyway_scan_bus(bus);
 
 	return ret;
 }
-
 postcore_initcall(superhyway_init);
 
 static const struct superhyway_device_id *
diff --git a/include/asm-sh/cacheflush.h b/include/asm-sh/cacheflush.h
index aa558da..b912461 100644
--- a/include/asm-sh/cacheflush.h
+++ b/include/asm-sh/cacheflush.h
@@ -43,21 +43,31 @@ extern void __flush_purge_region(void *start, int size);
 extern void __flush_invalidate_region(void *start, int size);
 #endif
 
-#define flush_cache_vmap(start, end)		flush_cache_all()
-#define flush_cache_vunmap(start, end)		flush_cache_all()
+#ifdef CONFIG_CPU_SH4
+extern void copy_to_user_page(struct vm_area_struct *vma,
+	struct page *page, unsigned long vaddr, void *dst, const void *src,
+	unsigned long len);
 
-#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
+extern void copy_from_user_page(struct vm_area_struct *vma,
+	struct page *page, unsigned long vaddr, void *dst, const void *src,
+	unsigned long len);
+#else
+#define copy_to_user_page(vma, page, vaddr, dst, src, len)	\
 	do {							\
 		flush_cache_page(vma, vaddr, page_to_pfn(page));\
 		memcpy(dst, src, len);				\
 		flush_icache_user_range(vma, page, vaddr, len);	\
 	} while (0)
 
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
+#define copy_from_user_page(vma, page, vaddr, dst, src, len)	\
 	do {							\
 		flush_cache_page(vma, vaddr, page_to_pfn(page));\
 		memcpy(dst, src, len);				\
 	} while (0)
+#endif
+
+#define flush_cache_vmap(start, end)		flush_cache_all()
+#define flush_cache_vunmap(start, end)		flush_cache_all()
 
 #define HAVE_ARCH_UNMAPPED_AREA
 
diff --git a/include/asm-sh/cpu-sh3/timer.h b/include/asm-sh/cpu-sh3/timer.h
index 3880ce0..7b795ac 100644
--- a/include/asm-sh/cpu-sh3/timer.h
+++ b/include/asm-sh/cpu-sh3/timer.h
@@ -23,8 +23,7 @@
  * ---------------------------------------------------------------------------
  */
 
-#if  !defined(CONFIG_CPU_SUBTYPE_SH7720) && \
-     !defined(CONFIG_CPU_SUBTYPE_SH7727)
+#if  !defined(CONFIG_CPU_SUBTYPE_SH7720)
 #define TMU_TOCR	0xfffffe90	/* Byte access */
 #endif
 
@@ -58,8 +57,7 @@
 #define TMU2_TCOR	0xfffffeac	/* Long access */
 #define TMU2_TCNT	0xfffffeb0	/* Long access */
 #define TMU2_TCR	0xfffffeb4	/* Word access */
-#if !defined(CONFIG_CPU_SUBTYPE_SH7720) && \
-    !defined(CONFIG_CPU_SUBTYPE_SH7727)
+#if !defined(CONFIG_CPU_SUBTYPE_SH7720)
 #define TMU2_TCPR2	0xfffffeb8	/* Long access */
 #endif
 #endif
diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index 3aa8b07..d00a8fd 100644
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -73,10 +73,13 @@ extern void copy_page_nommu(void *to, void *from);
 #if !defined(CONFIG_CACHE_OFF) && defined(CONFIG_MMU) && \
 	(defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB))
 struct page;
-extern void clear_user_page(void *to, unsigned long address, struct page *pg);
-extern void copy_user_page(void *to, void *from, unsigned long address, struct page *pg);
-extern void __clear_user_page(void *to, void *orig_to);
-extern void __copy_user_page(void *to, void *from, void *orig_to);
+struct vm_area_struct;
+extern void clear_user_page(void *to, unsigned long address, struct page *page);
+#ifdef CONFIG_CPU_SH4
+extern void copy_user_highpage(struct page *to, struct page *from,
+			       unsigned long vaddr, struct vm_area_struct *vma);
+#define __HAVE_ARCH_COPY_USER_HIGHPAGE
+#endif
 #else
 #define clear_user_page(page, vaddr, pg)	clear_page(page)
 #define copy_user_page(to, from, vaddr, pg)	copy_page(to, from)
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index 0b1d7c6..8f1e8be 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -322,7 +322,9 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
 #define PAGE_KERNEL		__pgprot(0)
 #define PAGE_KERNEL_NOCACHE	__pgprot(0)
 #define PAGE_KERNEL_RO		__pgprot(0)
-#define PAGE_KERNEL_PCC		__pgprot(0)
+
+#define PAGE_KERNEL_PCC(slot, type) \
+				__pgprot(0)
 #endif
 
 #endif /* __ASSEMBLY__ */
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h
index ab0028d..fda6848 100644
--- a/include/asm-sh/processor.h
+++ b/include/asm-sh/processor.h
@@ -49,7 +49,7 @@ enum cpu_type {
 
 	/* SH-4 types */
 	CPU_SH7750, CPU_SH7750S, CPU_SH7750R, CPU_SH7751, CPU_SH7751R,
-	CPU_SH7760, CPU_ST40RA, CPU_ST40GX1, CPU_SH4_202, CPU_SH4_501,
+	CPU_SH7760, CPU_SH4_202, CPU_SH4_501,
 
 	/* SH-4A types */
 	CPU_SH7770, CPU_SH7780, CPU_SH7781, CPU_SH7785, CPU_SHX3,
diff --git a/include/asm-sh/ptrace.h b/include/asm-sh/ptrace.h
index ed358a3..b9789c8 100644
--- a/include/asm-sh/ptrace.h
+++ b/include/asm-sh/ptrace.h
@@ -42,9 +42,6 @@
 #define REG_FPSCR	55
 #define REG_FPUL	56
 
-/* options set using PTRACE_SETOPTIONS */
-#define PTRACE_O_TRACESYSGOOD     0x00000001
-
 /*
  * This struct defines the way the registers are stored on the
  * kernel stack during a system call or other kernel entry.
diff --git a/include/asm-sh/vga.h b/include/asm-sh/vga.h
new file mode 100644
index 0000000..06a5de8
--- /dev/null
+++ b/include/asm-sh/vga.h
@@ -0,0 +1,6 @@
+#ifndef __ASM_SH_VGA_H
+#define __ASM_SH_VGA_H
+
+/* Stupid drivers. */
+
+#endif /* __ASM_SH_VGA_H */
diff --git a/include/asm-sh64/ptrace.h b/include/asm-sh64/ptrace.h
index a6d4da5..c424f80 100644
--- a/include/asm-sh64/ptrace.h
+++ b/include/asm-sh64/ptrace.h
@@ -32,6 +32,4 @@ struct pt_regs {
 extern void show_regs(struct pt_regs *);
 #endif
 
-#define PTRACE_O_TRACESYSGOOD     0x00000001
-
 #endif /* __ASM_SH64_PTRACE_H */