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.
  ...

34 files changed, 106 insertions, 1152 deletions

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 22a3eb38438..496d635f89b 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 ab2f9f3c354..722da6851f5 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 943f93aa605..e55c6686b21 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 fa5fa392022..c05625975f2 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 2dce8bd97f9..0d56fd83bcb 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 27da88486f7..9d5bfc77d0d 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 d07a3368f54..318bc8a3969 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 20f064083cc..eb97dca5b73 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 76e53b26a80..0f08ab3b2be 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 59fc976bfc2..d2d2f4b6a50 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 edb3dd936cb..00000000000
--- 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 2b594f60000..7022483f98e 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 4c5ffdcd55b..1b0f5be01d1 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: $(obj)/zImage FORCE
diff --git a/arch/sh/cchips/hd6446x/Makefile b/arch/sh/cchips/hd6446x/Makefile
index a106dd9db98..f7de4076e24 100644
--- a/arch/sh/cchips/hd6446x/Makefile
+++ b/arch/sh/cchips/hd6446x/Makefile
@@ -1,2 +1,4 @@
 obj-$(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 085de72fd32..f73963cb374 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 2f65ac72f48..fba6b5ba0b3 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 0814a5afe9b..00000000000
--- 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_