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: (24 commits)
  sh: Update r7785rp defconfig.
  sh: mach-type updates.
  sh: Fix up r7780rp highlander CF access size.
  sh: Terminate .eh_frame in VDSO with a 4-byte 0.
  sh: Correct SUBARCH matching.
  sh: Decouple 4k and soft/hardirq stacks.
  sh: Fix optimized __copy_user() movca.l usage.
  sh: Clean up SR.RB Kconfig mess.
  sh: Kill off dead ipr_irq_demux().
  sh: Make SH7750 oprofile compile again.
  sh: Provide a __read_mostly section wrapper.
  sh: linker script tidying.
  sh: Move zero page param defs somewhere sensible.
  sh: Use generic SMP_CACHE_BYTES/L1_CACHE_ALIGN.
  sh: Kill off legacy embedded ramdisk section.
  sh: Fix up early mem cmdline parsing.
  sh: Enable USBF on MS7722SE.
  sh: Add resource of USBF for SH7722.
  maple: Fix maple bus compiler warning
  sh: fix zImage build with >=binutils-2.18
  ...

Makefile

@@ -168,7 +168,8 @@ export srctree objtree VPATH TOPDIR
 SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
 				  -e s/arm.*/arm/ -e s/sa110/arm/ \
 				  -e s/s390x/s390/ -e s/parisc64/parisc/ \
-				  -e s/ppc.*/powerpc/ -e s/mips.*/mips/ )
+				  -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
+				  -e s/sh[234].*/sh/ )
 
 # Cross compiling and selecting different set of gcc/bin-utils
 # ---------------------------------------------------------------------------

arch/sh/Kconfig

@@ -182,9 +182,7 @@ config CPU_HAS_IPR_IRQ
 	bool
 
 config CPU_HAS_SR_RB
-	bool "CPU has SR.RB"
-	depends on CPU_SH3 || CPU_SH4
-	default y
+	bool
 	help
 	  This will enable the use of SR.RB register bank usage. Processors
 	  that are lacking this bit must have another method in place for
@@ -291,9 +289,7 @@ config SH_DREAMCAST
 	depends on CPU_SUBTYPE_SH7091
 	help
 	  Select Dreamcast if configuring for a SEGA Dreamcast.
-	  More information at
-	  <http://www.m17n.org/linux-sh/dreamcast/>.  There is a
-	  Dreamcast project is at <http://linuxdc.sourceforge.net/>.
+	  More information at <http://www.linux-sh.org>
 
 config SH_MPC1211
 	bool "Interface MPC1211"

arch/sh/Kconfig.debug

@@ -86,6 +86,14 @@ config 4KSTACKS
 	  on the VM subsystem for higher order allocations. This option
 	  will also use IRQ stacks to compensate for the reduced stackspace.
 
+config IRQSTACKS
+	bool "Use separate kernel stacks when processing interrupts"
+	depends on DEBUG_KERNEL
+	help
+	  If you say Y here the kernel will use separate kernel stacks
+	  for handling hard and soft interrupts.  This can help avoid
+	  overflowing the process kernel stacks.
+
 config SH_KGDB
 	bool "Include KGDB kernel debugger"
 	select FRAME_POINTER

arch/sh/Makefile

@@ -66,7 +66,7 @@ cflags-y	+= $(isaflags-y) -ffreestanding
 cflags-$(CONFIG_MORE_COMPILE_OPTIONS)	+= \
 	$(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g')
 
-OBJCOPYFLAGS	:= -O binary -R .note -R .comment -R .stab -R .stabstr -S
+OBJCOPYFLAGS	:= -O binary -R .note -R .note.gnu.build-id -R .comment -R .stab -R .stabstr -S
 
 #
 # arch/sh/defconfig doesn't reflect any real hardware, and as such should

arch/sh/boards/renesas/r7780rp/setup.c

@@ -16,6 +16,8 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/pata_platform.h>
+#include <linux/types.h>
+#include <net/ax88796.h>
 #include <asm/machvec.h>
 #include <asm/r7780rp.h>
 #include <asm/clock.h>
@@ -136,11 +138,50 @@ static struct platform_device heartbeat_device = {
 	.resource	= heartbeat_resources,
 };
 
+static struct ax_plat_data ax88796_platdata = {
+	.flags          = AXFLG_HAS_93CX6,
+	.wordlength     = 2,
+	.dcr_val        = 0x1,
+	.rcr_val        = 0x40,
+};
+
+static struct resource ax88796_resources[] = {
+	{
+#ifdef CONFIG_SH_R7780RP
+		.start  = 0xa5800400,
+		.end    = 0xa5800400 + (0x20 * 0x2) - 1,
+#else
+		.start  = 0xa4100400,
+		.end    = 0xa4100400 + (0x20 * 0x2) - 1,
+#endif
+		.flags  = IORESOURCE_MEM,
+	},
+	{
+		.start  = IRQ_AX88796,
+		.end    = IRQ_AX88796,
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device ax88796_device = {
+	.name           = "ax88796",
+	.id             = 0,
+
+	.dev    = {
+		.platform_data = &ax88796_platdata,
+	},
+
+	.num_resources  = ARRAY_SIZE(ax88796_resources),
+	.resource       = ax88796_resources,
+};
+
+
 static struct platform_device *r7780rp_devices[] __initdata = {
 	&r8a66597_usb_host_device,
 	&m66592_usb_peripheral_device,
 	&cf_ide_device,
 	&heartbeat_device,
+	&ax88796_device,
 };
 
 static int __init r7780rp_devices_setup(void)
@@ -183,6 +224,34 @@ static void r7780rp_power_off(void)
 		ctrl_outw(0x0001, PA_POFF);
 }
 
+static inline unsigned char is_ide_ioaddr(unsigned long addr)
+{
+	return ((cf_ide_resources[0].start <= addr &&
+		 addr <= cf_ide_resources[0].end) ||
+		(cf_ide_resources[1].start <= addr &&
+		 addr <= cf_ide_resources[1].end));
+}
+
+void highlander_writeb(u8 b, void __iomem *addr)
+{
+	unsigned long tmp = (unsigned long __force)addr;
+
+	if (is_ide_ioaddr(tmp))
+		ctrl_outw((u16)b, tmp);
+	else
+		ctrl_outb(b, tmp);
+}
+
+u8 highlander_readb(void __iomem *addr)
+{
+	unsigned long tmp = (unsigned long __force)addr;
+
+	if (is_ide_ioaddr(tmp))
+		return ctrl_inw(tmp) & 0xff;
+	else
+		return ctrl_inb(tmp);
+}
+
 /*
  * Initialize the board
  */
@@ -267,4 +336,6 @@ static struct sh_machine_vector mv_highlander __initmv = {
 	.mv_setup		= highlander_setup,
 	.mv_init_irq		= highlander_init_irq,
 	.mv_irq_demux		= highlander_irq_demux,
+	.mv_readb		= highlander_readb,
+	.mv_writeb		= highlander_writeb,
 };

arch/sh/boards/se/7722/setup.c

@@ -103,8 +103,8 @@ static void __init se7722_setup(char **cmdline_p)
 
 	ctrl_outl(0x00051001, MSTPCR0);
 	ctrl_outl(0x00000000, MSTPCR1);
-	/* KEYSC, VOU, BEU, CEU, VEU, VPU, LCDC */
-	ctrl_outl(0xffffbfC0, MSTPCR2);
+	/* KEYSC, VOU, BEU, CEU, VEU, VPU, LCDC, USB */
+	ctrl_outl(0xffffb7c0, MSTPCR2);
 
 	ctrl_outw(0x0000, PORT_PECR);   /* PORT E 1 = IRQ5 ,E 0 = BS */
 	ctrl_outw(0x1000, PORT_PJCR);   /* PORT J 1 = IRQ1,J 0 =IRQ0 */