Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (80 commits)
  [MIPS] tlbex.c: Cleanup __init usage.
  [MIPS] WRPPMC serial support move to platform device
  [MIPS] R1: Fix hazard barriers to make kernels work on R2 also.
  [MIPS] VPE: reimplement ELF loader.
  [MIPS] cleanup WRPPMC include files
  [MIPS] Add BUG_ON assertion for attempt to run kernel on the wrong CPU type.
  [MIPS] SMP: Use ISO C struct initializer for local structs.
  [MIPS] SMP: Kill useless casts.
  [MIPS] Kill num_online_cpus() loops.
  [MIPS] SMP: Implement smp_call_function_mask().
  [MIPS] Make facility to convert CPU types to strings generally available.
  [MIPS] Convert list of CPU types from #define to enum.
  [MIPS] Optimize get_unaligned / put_unaligned implementations.
  [MIPS] checkfiles: Fix "need space after that ','" errors.
  [MIPS] Fix "no space between function name and open parenthesis" warnings.
  [MIPS] Allow hardwiring of the CPU type to a single type for optimization.
  [MIPS] tlbex: Size optimize code by declaring a few functions inline.
  [MIPS] pg-r4k.c: Dump the generated code
  [MIPS] Cobalt: Remove cobalt_machine_power_off()
  [MIPS] Cobalt: Move reset port definition to arch/mips/cobalt/reset.c
  ...

3 files changed, 33 insertions, 38 deletions

diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
index 9607ad5e734..3f808b62924 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
@@ -176,7 +176,7 @@ static const u32 toshiba_rbtx4927_irq_debug_flag =
            printk( "%s(%s:%u)::%s", __FUNCTION__, __FILE__, __LINE__, tmp ); \
         }
 #else
-#define TOSHIBA_RBTX4927_IRQ_DPRINTK(flag,str...)
+#define TOSHIBA_RBTX4927_IRQ_DPRINTK(flag, str...)
 #endif
 
 
@@ -204,8 +204,8 @@ static struct irq_chip toshiba_rbtx4927_irq_ioc_type = {
 	.mask_ack = toshiba_rbtx4927_irq_ioc_disable,
 	.unmask = toshiba_rbtx4927_irq_ioc_enable,
 };
-#define TOSHIBA_RBTX4927_IOC_INTR_ENAB 0xbc002000
-#define TOSHIBA_RBTX4927_IOC_INTR_STAT 0xbc002006
+#define TOSHIBA_RBTX4927_IOC_INTR_ENAB (void __iomem *)0xbc002000UL
+#define TOSHIBA_RBTX4927_IOC_INTR_STAT (void __iomem *)0xbc002006UL
 
 
 u32 bit2num(u32 num)
@@ -224,7 +224,7 @@ int toshiba_rbtx4927_irq_nested(int sw_irq)
 {
 	u32 level3;
 
-	level3 = reg_rd08(TOSHIBA_RBTX4927_IOC_INTR_STAT) & 0x1f;
+	level3 = readb(TOSHIBA_RBTX4927_IOC_INTR_STAT) & 0x1f;
 	if (level3) {
 		sw_irq = TOSHIBA_RBTX4927_IRQ_IOC_BEG + bit2num(level3);
 		if (sw_irq != TOSHIBA_RBTX4927_IRQ_NEST_ISA_ON_IOC) {
@@ -243,10 +243,12 @@ int toshiba_rbtx4927_irq_nested(int sw_irq)
 	return (sw_irq);
 }
 
-//#define TOSHIBA_RBTX4927_PIC_ACTION(s) { no_action, 0, CPU_MASK_NONE, s, NULL, NULL }
-#define TOSHIBA_RBTX4927_PIC_ACTION(s) { no_action, IRQF_SHARED, CPU_MASK_NONE, s, NULL, NULL }
-static struct irqaction toshiba_rbtx4927_irq_ioc_action =
-TOSHIBA_RBTX4927_PIC_ACTION(TOSHIBA_RBTX4927_IOC_NAME);
+static struct irqaction toshiba_rbtx4927_irq_ioc_action = {
+	.handler	= no_action,
+	.flags		= IRQF_SHARED,
+	.mask		= CPU_MASK_NONE,
+	.name		= TOSHIBA_RBTX4927_IOC_NAME
+};
 
 
 /**********************************************************************************/
@@ -286,9 +288,9 @@ static void toshiba_rbtx4927_irq_ioc_enable(unsigned int irq)
 		panic("\n");
 	}
 
-	v = TX4927_RD08(TOSHIBA_RBTX4927_IOC_INTR_ENAB);
+	v = readb(TOSHIBA_RBTX4927_IOC_INTR_ENAB);
 	v |= (1 << (irq - TOSHIBA_RBTX4927_IRQ_IOC_BEG));
-	TOSHIBA_RBTX4927_WR08(TOSHIBA_RBTX4927_IOC_INTR_ENAB, v);
+	writeb(v, TOSHIBA_RBTX4927_IOC_INTR_ENAB);
 }
 
 
@@ -306,9 +308,10 @@ static void toshiba_rbtx4927_irq_ioc_disable(unsigned int irq)
 		panic("\n");
 	}
 
-	v = TX4927_RD08(TOSHIBA_RBTX4927_IOC_INTR_ENAB);
+	v = readb(TOSHIBA_RBTX4927_IOC_INTR_ENAB);
 	v &= ~(1 << (irq - TOSHIBA_RBTX4927_IRQ_IOC_BEG));
-	TOSHIBA_RBTX4927_WR08(TOSHIBA_RBTX4927_IOC_INTR_ENAB, v);
+	writeb(v, TOSHIBA_RBTX4927_IOC_INTR_ENAB);
+	mmiowb();
 }
 
 
@@ -385,12 +388,12 @@ void toshiba_rbtx4927_irq_dump_pics(char *s)
 	level1_m = level0_m;
 	level1_s = level0_s & 0x87;
 
-	level2 = TX4927_RD(0xff1ff6a0);
+	level2 = __raw_readl((void __iomem *)0xff1ff6a0UL);
 	level2_p = (((level2 & 0x10000)) ? 0 : 1);
 	level2_s = (((level2 & 0x1f) == 0x1f) ? 0 : (level2 & 0x1f));
 
-	level3_m = reg_rd08(TOSHIBA_RBTX4927_IOC_INTR_ENAB) & 0x1f;
-	level3_s = reg_rd08(TOSHIBA_RBTX4927_IOC_INTR_STAT) & 0x1f;
+	level3_m = readb(TOSHIBA_RBTX4927_IOC_INTR_ENAB) & 0x1f;
+	level3_s = readb(TOSHIBA_RBTX4927_IOC_INTR_STAT) & 0x1f;
 
 	level4_m = inb(0x21);
 	outb(0x0A, 0x20);
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
index 9a3a5babd1f..f3f86857bea 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
@@ -66,8 +66,6 @@ void __init prom_init(void)
 
 	prom_init_cmdline();
 
-	mips_machgroup = MACH_GROUP_TOSHIBA;
-
 	if ((read_c0_prid() & 0xff) == PRID_REV_TX4927) {
 		mips_machtype = MACH_TOSHIBA_RBTX4927;
 		toshiba_name  = "TX4927";
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
index 3e84237abe6..acaf613358c 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
@@ -122,7 +122,7 @@ static const u32 toshiba_rbtx4927_setup_debug_flag =
            printk( "%s(%s:%u)::%s", __FUNCTION__, __FILE__, __LINE__, tmp ); \
         }
 #else
-#define TOSHIBA_RBTX4927_SETUP_DPRINTK(flag,str...)
+#define TOSHIBA_RBTX4927_SETUP_DPRINTK(flag, str...)
 #endif
 
 /* These functions are used for rebooting or halting the machine*/
@@ -497,7 +497,7 @@ void __init tx4927_pci_setup(void)
 		     "Internal");
 		called = 1;
 	}
-	printk("%s PCIC --%s PCICLK:",toshiba_name,
+	printk("%s PCIC --%s PCICLK:", toshiba_name,
 	       (tx4927_ccfgptr->ccfg & TX4927_CCFG_PCI66) ? " PCI66" : "");
 	if (tx4927_ccfgptr->pcfg & TX4927_PCFG_PCICLKEN_ALL) {
 		int pciclk = 0;
@@ -679,25 +679,30 @@ void __init tx4927_pci_setup(void)
 
 #endif /* CONFIG_PCI */
 
+static void __noreturn wait_forever(void)
+{
+	while (1)
+		if (cpu_wait)
+			(*cpu_wait)();
+}
+
 void toshiba_rbtx4927_restart(char *command)
 {
 	printk(KERN_NOTICE "System Rebooting...\n");
 
 	/* enable the s/w reset register */
-	reg_wr08(RBTX4927_SW_RESET_ENABLE, RBTX4927_SW_RESET_ENABLE_SET);
+	writeb(RBTX4927_SW_RESET_ENABLE_SET, RBTX4927_SW_RESET_ENABLE);
 
 	/* wait for enable to be seen */
-	while ((reg_rd08(RBTX4927_SW_RESET_ENABLE) &
+	while ((readb(RBTX4927_SW_RESET_ENABLE) &
 		RBTX4927_SW_RESET_ENABLE_SET) == 0x00);
 
 	/* do a s/w reset */
-	reg_wr08(RBTX4927_SW_RESET_DO, RBTX4927_SW_RESET_DO_SET);
+	writeb(RBTX4927_SW_RESET_DO_SET, RBTX4927_SW_RESET_DO);
 
 	/* do something passive while waiting for reset */
 	local_irq_disable();
-	while (1)
-		asm_wait();
-
+	wait_forever();
 	/* no return */
 }
 
@@ -706,9 +711,7 @@ void toshiba_rbtx4927_halt(void)
 {
 	printk(KERN_NOTICE "System Halted\n");
 	local_irq_disable();
-	while (1) {
-		asm_wait();
-	}
+	wait_forever();
 	/* no return */
 }
 
@@ -720,7 +723,7 @@ void toshiba_rbtx4927_power_off(void)
 
 void __init toshiba_rbtx4927_setup(void)
 {
-	vu32 cp0_config;
+	u32 cp0_config;
 	char *argptr;
 
 	printk("CPU is %s\n", toshiba_name);
@@ -747,15 +750,6 @@ void __init toshiba_rbtx4927_setup(void)
 	}
 #endif
 
-	/* setup serial stuff */
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       ":Setting up tx4927 sio.\n");
-	TX4927_WR(0xff1ff314, 0x00000000);	/* h/w flow control off */
-	TX4927_WR(0xff1ff414, 0x00000000);	/* h/w flow control off */
-
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       "+\n");
-
 	set_io_port_base(KSEG1 + TBTX4927_ISA_IO_OFFSET);
 	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
 				       ":mips_io_port_base=0x%08lx\n",