diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 04797b289c21..3b807b4bc7cd 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -80,10 +80,10 @@ config MACH_DECSTATION
 	  If you have one of the following DECstation Models you definitely
 	  want to choose R4xx0 for the CPU Type:
 
-	  	DECstation 5000/50
-	  	DECstation 5000/150
-	  	DECstation 5000/260
-	  	DECsystem 5900/260
+		DECstation 5000/50
+		DECstation 5000/150
+		DECstation 5000/260
+		DECsystem 5900/260
 
 	  otherwise choose R3000.
 
@@ -818,20 +818,6 @@ config EMMA2RH
 config SERIAL_RM9000
 	bool
 
-#
-# Unfortunately not all GT64120 systems run the chip at the same clock.
-# As the user for the clock rate and try to minimize the available options.
-#
-choice
-	prompt "Galileo Chip Clock"
-	depends on MOMENCO_OCELOT
-	default SYSCLK_100 if MOMENCO_OCELOT
-
-config SYSCLK_100
-	bool "100" if MOMENCO_OCELOT
-
-endchoice
-
 config ARC32
 	bool
 
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index 2345160e63fc..b6c30800c667 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -36,6 +36,7 @@ void mask_and_ack_8259A(unsigned int);
 static struct irq_chip i8259A_chip = {
 	.name		= "XT-PIC",
 	.mask		= disable_8259A_irq,
+	.disable	= disable_8259A_irq,
 	.unmask		= enable_8259A_irq,
 	.mask_ack	= mask_and_ack_8259A,
 };
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 76903c727647..f60b3dc0fc62 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -35,7 +35,7 @@ static inline unsigned long dma_addr_to_virt(dma_addr_t dma_addr)
 static inline int cpu_is_noncoherent_r10000(struct device *dev)
 {
 	return !plat_device_is_coherent(dev) &&
-	       (current_cpu_data.cputype == CPU_R10000 &&
+	       (current_cpu_data.cputype == CPU_R10000 ||
 	       current_cpu_data.cputype == CPU_R12000);
 }
 
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 4ec0964b8394..9cb39644b6f1 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -78,7 +78,7 @@ enum fields
 	SET = 0x200
 };
 
-#define OP_MASK		0x2f
+#define OP_MASK		0x3f
 #define OP_SH		26
 #define RS_MASK		0x1f
 #define RS_SH		21
@@ -92,7 +92,7 @@ enum fields
 #define IMM_SH		0
 #define JIMM_MASK	0x3ffffff
 #define JIMM_SH		0
-#define FUNC_MASK	0x2f
+#define FUNC_MASK	0x3f
 #define FUNC_SH		0
 #define SET_MASK	0x7
 #define SET_SH		0
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 6c5c684d1422..589b745d822a 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -141,6 +141,7 @@ static int __init pcibios_init(void)
 
 		bus = pci_scan_bus(next_busno, hose->pci_ops, hose);
 		hose->bus = bus;
+		need_domain_info = need_domain_info || hose->index;
 		hose->need_domain_info = need_domain_info;
 		if (bus) {
 			next_busno = bus->subordinate + 1;
diff --git a/arch/mips/sibyte/Kconfig b/arch/mips/sibyte/Kconfig
index e6b003ec6716..fdd7bd98fb44 100644
--- a/arch/mips/sibyte/Kconfig
+++ b/arch/mips/sibyte/Kconfig
@@ -48,7 +48,6 @@ config SIBYTE_BCM1x55
 
 config SIBYTE_SB1xxx_SOC
 	bool
-	depends on EXPERIMENTAL
 	select DMA_COHERENT
 	select SIBYTE_CFE
 	select SWAP_IO_SPACE
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c
index 79ae6ef979bb..e729b5f30264 100644
--- a/arch/mips/sibyte/bcm1480/irq.c
+++ b/arch/mips/sibyte/bcm1480/irq.c
@@ -100,8 +100,8 @@ DEFINE_SPINLOCK(bcm1480_imr_lock);
 
 void bcm1480_mask_irq(int cpu, int irq)
 {
-	unsigned long flags;
-	u64 cur_ints,hl_spacing;
+	unsigned long flags, hl_spacing;
+	u64 cur_ints;
 
 	spin_lock_irqsave(&bcm1480_imr_lock, flags);
 	hl_spacing = 0;
@@ -117,8 +117,8 @@ void bcm1480_mask_irq(int cpu, int irq)
 
 void bcm1480_unmask_irq(int cpu, int irq)
 {
-	unsigned long flags;
-	u64 cur_ints,hl_spacing;
+	unsigned long flags, hl_spacing;
+	u64 cur_ints;
 
 	spin_lock_irqsave(&bcm1480_imr_lock, flags);
 	hl_spacing = 0;
diff --git a/include/asm-mips/hazards.h b/include/asm-mips/hazards.h
index 918a4894b587..6a5fa32f615b 100644
--- a/include/asm-mips/hazards.h
+++ b/include/asm-mips/hazards.h
@@ -172,6 +172,7 @@ ASMMACRO(tlb_probe_hazard,
 	 nop; nop; nop
 	)
 ASMMACRO(irq_enable_hazard,
+	 _ssnop; _ssnop; _ssnop;
 	)
 ASMMACRO(irq_disable_hazard,
 	nop; nop; nop
diff --git a/include/asm-mips/ioctls.h b/include/asm-mips/ioctls.h
index 92f6c36aac4d..5097cbf183a9 100644
--- a/include/asm-mips/ioctls.h
+++ b/include/asm-mips/ioctls.h
@@ -77,6 +77,10 @@
 #define TIOCSBRK	0x5427  /* BSD compatibility */
 #define TIOCCBRK	0x5428  /* BSD compatibility */
 #define TIOCGSID	0x7416  /* Return the session ID of FD */
+#define TCGETS2		_IOR('T',0x2A, struct termios2)
+#define TCSETS2		_IOW('T',0x2B, struct termios2)
+#define TCSETSW2	_IOW('T',0x2C, struct termios2)
+#define TCSETSF2	_IOW('T',0x2D, struct termios2)
 #define TIOCGPTN	_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
 #define TIOCSPTLCK	_IOW('T',0x31, int)  /* Lock/unlock Pty */
 
diff --git a/include/asm-mips/mach-ocelot/mach-gt64120.h b/include/asm-mips/mach-ocelot/mach-gt64120.h
deleted file mode 100644
index a62ecb53c751..000000000000
--- a/include/asm-mips/mach-ocelot/mach-gt64120.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * This program is free software; you can redistribute  it and/or modify it
- * under  the terms of  the GNU General  Public License as published by the
- * Free Software Foundation;  either version 2 of the  License, or (at your
- * option) any later version.
- */
-#ifndef _ASM_GT64120_MOMENCO_OCELOT_GT64120_DEP_H
-#define _ASM_GT64120_MOMENCO_OCELOT_GT64120_DEP_H
-
-/*
- * PCI address allocation
- */
-#define GT_PCI_MEM_BASE	(0x22000000UL)
-#define GT_PCI_MEM_SIZE	GT_DEF_PCI0_MEM0_SIZE
-#define GT_PCI_IO_BASE	(0x20000000UL)
-#define GT_PCI_IO_SIZE	GT_DEF_PCI0_IO_SIZE
-
-extern unsigned long gt64120_base;
-
-#define GT64120_BASE	(gt64120_base)
-
-/*
- * GT timer irq
- */
-#define	GT_TIMER		6
-
-#endif  /* _ASM_GT64120_MOMENCO_OCELOT_GT64120_DEP_H */
diff --git a/include/asm-mips/termbits.h b/include/asm-mips/termbits.h
index 5bfdc3b64510..c83c68444e86 100644
--- a/include/asm-mips/termbits.h
+++ b/include/asm-mips/termbits.h
@@ -164,6 +164,7 @@ struct ktermios {
 #define HUPCL	0002000		/* Hang up on last close.  */
 #define CLOCAL	0004000		/* Ignore modem status lines.  */
 #define CBAUDEX 0010000
+#define    BOTHER 0010000
 #define    B57600 0010001
 #define   B115200 0010002
 #define   B230400 0010003
@@ -179,9 +180,11 @@ struct ktermios {
 #define  B3000000 0010015
 #define  B3500000 0010016
 #define  B4000000 0010017
-#define CIBAUD	  002003600000	/* input baud rate (not used) */
+#define CIBAUD	  002003600000	/* input baud rate */
 #define CMSPAR    010000000000	/* mark or space (stick) parity */
-#define CRTSCTS	  020000000000		/* flow control */
+#define CRTSCTS	  020000000000	/* flow control */
+
+#define IBSHIFT	16		/* Shift from CBAUD to CIBAUD */
 
 /* c_lflag bits */
 #define ISIG	0000001		/* Enable signals.  */
diff --git a/include/asm-mips/termios.h b/include/asm-mips/termios.h
index 2ce07f4be369..a275661fa7e1 100644
--- a/include/asm-mips/termios.h
+++ b/include/asm-mips/termios.h
@@ -122,8 +122,10 @@ struct termio {
 	copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
 })
 
-#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
-#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2))
+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2))
+#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
+#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
 
 #endif /* defined(__KERNEL__) */