Merge branch 'linus' into x86/core

Conflicts:
	arch/x86/kernel/genapic_64.c
	include/asm-x86/kvm_host.h

Signed-off-by: Ingo Molnar <mingo@elte.hu>

21 files changed, 1117 insertions, 0 deletions

diff --git a/arch/arm/mach-ns9xxx/include/mach/board.h b/arch/arm/mach-ns9xxx/include/mach/board.h
new file mode 100644
index 00000000000..f7e9196eb9a
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/board.h
@@ -0,0 +1,42 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/board.h
+ *
+ * Copyright (C) 2006,2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_BOARD_H
+#define __ASM_ARCH_BOARD_H
+
+#include <asm/mach-types.h>
+
+#define board_is_a9m9750dev()	(0			\
+		|| machine_is_cc9p9360dev()		\
+		|| machine_is_cc9p9750dev()		\
+		)
+
+#define board_is_a9mvali()	(0			\
+		|| machine_is_cc9p9360val() 		\
+		|| machine_is_cc9p9750val()		\
+		)
+
+#define board_is_jscc9p9210()	(0			\
+		|| machine_is_cc9p9210js()		\
+		)
+
+#define board_is_jscc9p9215()	(0			\
+		|| machine_is_cc9p9215js()		\
+		)
+
+#define board_is_jscc9p9360()	(0			\
+		|| machine_is_cc9p9360js()		\
+		)
+
+#define board_is_uncbas()	(0			\
+		|| machine_is_cc7ucamry()		\
+		)
+
+#endif /* ifndef __ASM_ARCH_BOARD_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/debug-macro.S b/arch/arm/mach-ns9xxx/include/mach/debug-macro.S
new file mode 100644
index 00000000000..c9530fba00a
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/debug-macro.S
@@ -0,0 +1,22 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/debug-macro.S
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#include <mach/hardware.h>
+
+#include <mach/regs-board-a9m9750dev.h>
+
+		.macro	addruart,rx
+		mrc	p15, 0, \rx, c1, c0
+		tst	\rx, #1
+		ldreq	\rx, =NS9XXX_CSxSTAT_PHYS(0)
+		ldrne	\rx, =io_p2v(NS9XXX_CSxSTAT_PHYS(0))
+		.endm
+
+#define UART_SHIFT	2
+#include <asm/hardware/debug-8250.S>
diff --git a/arch/arm/mach-ns9xxx/include/mach/dma.h b/arch/arm/mach-ns9xxx/include/mach/dma.h
new file mode 100644
index 00000000000..3f50d8c9e5c
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/dma.h
@@ -0,0 +1,14 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/dma.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_DMA_H
+#define __ASM_ARCH_DMA_H
+
+#endif /* ifndef __ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/entry-macro.S b/arch/arm/mach-ns9xxx/include/mach/entry-macro.S
new file mode 100644
index 00000000000..71ca0319b54
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/entry-macro.S
@@ -0,0 +1,28 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/entry-macro.S
+ *
+ * Copyright (C) 2006,2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#include <mach/hardware.h>
+#include <mach/regs-sys-common.h>
+
+		.macro	get_irqnr_preamble, base, tmp
+		ldr	\base, =SYS_ISRADDR
+		.endm
+
+		.macro	arch_ret_to_user, tmp1, tmp2
+		.endm
+
+		.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
+		ldr	\irqstat, [\base, #(SYS_ISA - SYS_ISRADDR)]
+		cmp	\irqstat, #0
+		ldrne	\irqnr, [\base]
+		.endm
+
+		.macro	disable_fiq
+		.endm
diff --git a/arch/arm/mach-ns9xxx/include/mach/gpio.h b/arch/arm/mach-ns9xxx/include/mach/gpio.h
new file mode 100644
index 00000000000..5eb34903257
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/gpio.h
@@ -0,0 +1,47 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/gpio.h
+ *
+ * Copyright (C) 2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_GPIO_H
+#define __ASM_ARCH_GPIO_H
+
+#include <asm/errno.h>
+
+int gpio_request(unsigned gpio, const char *label);
+
+void gpio_free(unsigned gpio);
+
+int ns9xxx_gpio_configure(unsigned gpio, int inv, int func);
+
+int gpio_direction_input(unsigned gpio);
+
+int gpio_direction_output(unsigned gpio, int value);
+
+int gpio_get_value(unsigned gpio);
+
+void gpio_set_value(unsigned gpio, int value);
+
+/*
+ * ns9xxx can use gpio pins to trigger an irq, but it's not generic
+ * enough to be supported by the gpio_to_irq/irq_to_gpio interface
+ */
+static inline int gpio_to_irq(unsigned gpio)
+{
+	return -EINVAL;
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+	return -EINVAL;
+}
+
+/* get the cansleep() stubs */
+#include <asm-generic/gpio.h>
+
+#endif /* ifndef __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/hardware.h b/arch/arm/mach-ns9xxx/include/mach/hardware.h
new file mode 100644
index 00000000000..6dbb2030f56
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/hardware.h
@@ -0,0 +1,79 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/hardware.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/memory.h>
+
+/*
+ * NetSilicon NS9xxx internal mapping:
+ *
+ * physical                <--> virtual
+ * 0x90000000 - 0x906fffff <--> 0xf9000000 - 0xf96fffff
+ * 0xa0100000 - 0xa0afffff <--> 0xfa100000 - 0xfaafffff
+ */
+#define io_p2v(x)	(0xf0000000 \
+			 + (((x) & 0xf0000000) >> 4) \
+			 + ((x) & 0x00ffffff))
+
+#define io_v2p(x)	((((x) & 0x0f000000) << 4) \
+			 + ((x) & 0x00ffffff))
+
+#define __REGSHIFT(mask)	((mask) & (-(mask)))
+
+#define __REGBIT(bit)		((u32)1 << (bit))
+#define __REGBITS(hbit, lbit)	((((u32)1 << ((hbit) - (lbit) + 1)) - 1) << (lbit))
+#define __REGVAL(mask, value)	(((value) * __REGSHIFT(mask)) & (mask))
+
+#ifndef __ASSEMBLY__
+
+#  define __REG(x)	((void __iomem __force *)io_p2v((x)))
+#  define __REG2(x, y)	((void __iomem __force *)(io_p2v((x)) + 4 * (y)))
+
+#  define __REGSET(var, field, value)					\
+	((var) = (((var) & ~((field) & ~(value))) | (value)))
+
+#  define REGSET(var, reg, field, value)				\
+	__REGSET(var, reg ## _ ## field, reg ## _ ## field ## _ ## value)
+
+#  define REGSET_IDX(var, reg, field, idx, value)			\
+	__REGSET(var, reg ## _ ## field((idx)), reg ## _ ## field ## _ ## value((idx)))
+
+#  define REGSETIM(var, reg, field, value)				\
+	__REGSET(var, reg ## _ ## field, __REGVAL(reg ## _ ## field, (value)))
+
+#  define REGSETIM_IDX(var, reg, field, idx, value)			\
+	__REGSET(var, reg ## _ ## field((idx)), __REGVAL(reg ## _ ## field((idx)), (value)))
+
+#  define __REGGET(var, field)						\
+	(((var) & (field)))
+
+#  define REGGET(var, reg, field)					\
+	 __REGGET(var, reg ## _ ## field)
+
+#  define REGGET_IDX(var, reg, field, idx)				\
+	 __REGGET(var, reg ## _ ## field((idx)))
+
+#  define REGGETIM(var, reg, field)					\
+	 __REGGET(var, reg ## _ ## field) / __REGSHIFT(reg ## _ ## field)
+
+#  define REGGETIM_IDX(var, reg, field, idx)				\
+	 __REGGET(var, reg ## _ ## field((idx))) /			\
+	 __REGSHIFT(reg ## _ ## field((idx)))
+
+#else
+
+#  define __REG(x)	io_p2v(x)
+#  define __REG2(x, y)	io_p2v((x) + 4 * (y))
+
+#endif
+
+#endif /* ifndef __ASM_ARCH_HARDWARE_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/io.h b/arch/arm/mach-ns9xxx/include/mach/io.h
new file mode 100644
index 00000000000..027bf649645
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/io.h
@@ -0,0 +1,20 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/io.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_IO_H
+#define __ASM_ARCH_IO_H
+
+#define IO_SPACE_LIMIT  0xffffffff /* XXX */
+
+#define __io(a)         ((void __iomem *)(a))
+#define __mem_pci(a)    (a)
+#define __mem_isa(a)    (IO_BASE + (a))
+
+#endif /* ifndef __ASM_ARCH_IO_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/irqs.h b/arch/arm/mach-ns9xxx/include/mach/irqs.h
new file mode 100644
index 00000000000..13483949e21
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/irqs.h
@@ -0,0 +1,86 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/irqs.h
+ *
+ * Copyright (C) 2006,2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H
+
+/* NetSilicon 9360 */
+#define IRQ_NS9XXX_WATCHDOG	0
+#define IRQ_NS9XXX_AHBBUSERR	1
+#define IRQ_NS9360_BBUSAGG	2
+/* irq 3 is reserved for NS9360 */
+#define IRQ_NS9XXX_ETHRX	4
+#define IRQ_NS9XXX_ETHTX	5
+#define IRQ_NS9XXX_ETHPHY	6
+#define IRQ_NS9360_LCD		7
+#define IRQ_NS9360_SERBRX	8
+#define IRQ_NS9360_SERBTX	9
+#define IRQ_NS9360_SERARX	10
+#define IRQ_NS9360_SERATX	11
+#define IRQ_NS9360_SERCRX	12
+#define IRQ_NS9360_SERCTX	13
+#define IRQ_NS9360_I2C		14
+#define IRQ_NS9360_BBUSDMA	15
+#define IRQ_NS9360_TIMER0	16
+#define IRQ_NS9360_TIMER1	17
+#define IRQ_NS9360_TIMER2	18
+#define IRQ_NS9360_TIMER3	19
+#define IRQ_NS9360_TIMER4	20
+#define IRQ_NS9360_TIMER5	21
+#define IRQ_NS9360_TIMER6	22
+#define IRQ_NS9360_TIMER7	23
+#define IRQ_NS9360_RTC		24
+#define IRQ_NS9360_USBHOST	25
+#define IRQ_NS9360_USBDEVICE	26
+#define IRQ_NS9360_IEEE1284	27
+#define IRQ_NS9XXX_EXT0		28
+#define IRQ_NS9XXX_EXT1		29
+#define IRQ_NS9XXX_EXT2		30
+#define IRQ_NS9XXX_EXT3		31
+
+#define BBUS_IRQ(irq)	(32 + irq)
+
+#define IRQ_BBUS_DMA		BBUS_IRQ(0)
+#define IRQ_BBUS_SERBRX		BBUS_IRQ(2)
+#define IRQ_BBUS_SERBTX		BBUS_IRQ(3)
+#define IRQ_BBUS_SERARX		BBUS_IRQ(4)
+#define IRQ_BBUS_SERATX		BBUS_IRQ(5)
+#define IRQ_BBUS_SERCRX		BBUS_IRQ(6)
+#define IRQ_BBUS_SERCTX		BBUS_IRQ(7)
+#define IRQ_BBUS_SERDRX		BBUS_IRQ(8)
+#define IRQ_BBUS_SERDTX		BBUS_IRQ(9)
+#define IRQ_BBUS_I2C		BBUS_IRQ(10)
+#define IRQ_BBUS_1284		BBUS_IRQ(11)
+#define IRQ_BBUS_UTIL		BBUS_IRQ(12)
+#define IRQ_BBUS_RTC		BBUS_IRQ(13)
+#define IRQ_BBUS_USBHST		BBUS_IRQ(14)
+#define IRQ_BBUS_USBDEV		BBUS_IRQ(15)
+#define IRQ_BBUS_AHBDMA1	BBUS_IRQ(24)
+#define IRQ_BBUS_AHBDMA2	BBUS_IRQ(25)
+
+/*
+ * these Interrupts are specific for the a9m9750dev board.
+ * They are generated by an FPGA that interrupts the CPU on
+ * IRQ_NS9360_EXT2
+ */
+#define FPGA_IRQ(irq)	(64 + irq)
+
+#define IRQ_FPGA_UARTA		FPGA_IRQ(0)
+#define IRQ_FPGA_UARTB		FPGA_IRQ(1)
+#define IRQ_FPGA_UARTC		FPGA_IRQ(2)
+#define IRQ_FPGA_UARTD		FPGA_IRQ(3)
+#define IRQ_FPGA_TOUCH		FPGA_IRQ(4)
+#define IRQ_FPGA_CF		FPGA_IRQ(5)
+#define IRQ_FPGA_CAN0		FPGA_IRQ(6)
+#define IRQ_FPGA_CAN1		FPGA_IRQ(7)
+
+#define NR_IRQS	72
+
+#endif /* __ASM_ARCH_IRQS_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/memory.h b/arch/arm/mach-ns9xxx/include/mach/memory.h
new file mode 100644
index 00000000000..649ee6235b9
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/memory.h
@@ -0,0 +1,27 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/memory.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+/* x in [0..3] */
+#define NS9XXX_CSxSTAT_PHYS(x)	UL(((x) + 4) << 28)
+
+#define NS9XXX_CS0STAT_LENGTH	UL(0x1000)
+#define NS9XXX_CS1STAT_LENGTH	UL(0x1000)
+#define NS9XXX_CS2STAT_LENGTH	UL(0x1000)
+#define NS9XXX_CS3STAT_LENGTH	UL(0x1000)
+
+#define PHYS_OFFSET	UL(0x00000000)
+
+#define __virt_to_bus(x) __virt_to_phys(x)
+#define __bus_to_virt(x) __phys_to_virt(x)
+
+#endif
diff --git a/arch/arm/mach-ns9xxx/include/mach/module.h b/arch/arm/mach-ns9xxx/include/mach/module.h
new file mode 100644
index 00000000000..f851a6b7da6
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/module.h
@@ -0,0 +1,60 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/module.h
+ *
+ * Copyright (C) 2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_MODULE_H
+#define __ASM_ARCH_MODULE_H
+
+#include <asm/mach-types.h>
+
+#define module_is_cc7ucamry()	(0			\
+		|| machine_is_cc7ucamry()		\
+		)
+
+#define module_is_cc9c()	(0			\
+		|| machine_is_cc9c()			\
+		)
+
+#define module_is_cc9p9210()	(0			\
+		|| machine_is_cc9p9210()		\
+		|| machine_is_cc9p9210js()		\
+		)
+
+#define module_is_cc9p9215()	(0			\
+		|| machine_is_cc9p9215()		\
+		|| machine_is_cc9p9215js()		\
+		)
+
+#define module_is_cc9p9360()	(0			\
+		|| machine_is_a9m9360()			\
+		|| machine_is_cc9p9360dev()		\
+		|| machine_is_cc9p9360js()		\
+		|| machine_is_cc9p9360val()		\
+		)
+
+#define module_is_cc9p9750()	(0			\
+		|| machine_is_a9m9750()			\
+		|| machine_is_cc9p9750dev()		\
+		|| machine_is_cc9p9750js()		\
+		|| machine_is_cc9p9750val()		\
+		)
+
+#define module_is_ccw9c()	(0			\
+		|| machine_is_ccw9c()			\
+		)
+
+#define module_is_inc20otter()	(0			\
+		|| machine_is_inc20otter()		\
+		)
+
+#define module_is_otter()	(0			\
+		|| machine_is_otter()			\
+		)
+
+#endif /* ifndef __ASM_ARCH_MODULE_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/processor-ns9360.h b/arch/arm/mach-ns9xxx/include/mach/processor-ns9360.h
new file mode 100644
index 00000000000..f41deda5129
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/processor-ns9360.h
@@ -0,0 +1,32 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/processor-ns9360.h
+ *
+ * Copyright (C) 2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_PROCESSORNS9360_H
+#define __ASM_ARCH_PROCESSORNS9360_H
+
+#include <linux/init.h>
+
+void ns9360_reset(char mode);
+
+unsigned long ns9360_systemclock(void) __attribute__((const));
+
+static inline unsigned long ns9360_cpuclock(void) __attribute__((const));
+static inline unsigned long ns9360_cpuclock(void)
+{
+	return ns9360_systemclock() / 2;
+}
+
+void __init ns9360_map_io(void);
+
+extern struct sys_timer ns9360_timer;
+
+int ns9360_gpio_configure(unsigned gpio, int inv, int func);
+
+#endif /* ifndef __ASM_ARCH_PROCESSORNS9360_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/processor.h b/arch/arm/mach-ns9xxx/include/mach/processor.h
new file mode 100644
index 00000000000..9f77f746a38
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/processor.h
@@ -0,0 +1,42 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/processor.h
+ *
+ * Copyright (C) 2006,2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_PROCESSOR_H
+#define __ASM_ARCH_PROCESSOR_H
+
+#include <mach/module.h>
+
+#define processor_is_ns9210()	(0			\
+		|| module_is_cc7ucamry()		\
+		|| module_is_cc9p9210()			\
+		|| module_is_inc20otter()		\
+		|| module_is_otter()			\
+		)
+
+#define processor_is_ns9215()	(0			\
+		|| module_is_cc9p9215()			\
+		)
+
+#define processor_is_ns9360()	(0			\
+		|| module_is_cc9p9360()			\
+		|| module_is_cc9c()			\
+		|| module_is_ccw9c()			\
+		)
+
+#define processor_is_ns9750()	(0			\
+		|| module_is_cc9p9750()			\
+		)
+
+#define processor_is_ns921x()	(0			\
+		|| processor_is_ns9210()		\
+		|| processor_is_ns9215()		\
+		)
+
+#endif /* ifndef __ASM_ARCH_PROCESSOR_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/regs-bbu.h b/arch/arm/mach-ns9xxx/include/mach/regs-bbu.h
new file mode 100644
index 00000000000..af227c058fb
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/regs-bbu.h
@@ -0,0 +1,45 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/regs-bbu.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_REGSBBU_H
+#define __ASM_ARCH_REGSBBU_H
+
+#include <mach/hardware.h>
+
+/* BBus Utility */
+
+/* GPIO Configuration Registers block 1 */
+/* NOTE: the HRM starts counting at 1 for the GPIO registers, here the start is
+ * at 0 for each block.  That is, BBU_GCONFb1(0) is GPIO Configuration Register
+ * #1, BBU_GCONFb2(0) is GPIO Configuration Register #8. */
+#define BBU_GCONFb1(x)	__REG2(0x90600010, (x))
+#define BBU_GCONFb2(x)	__REG2(0x90600100, (x))
+
+#define BBU_GCONFx_DIR(m)	__REGBIT(3 + (((m) & 7) << 2))
+#define BBU_GCONFx_DIR_INPUT(m)	__REGVAL(BBU_GCONFx_DIR(m), 0)
+#define BBU_GCONFx_DIR_OUTPUT(m)	__REGVAL(BBU_GCONFx_DIR(m), 1)
+#define BBU_GCONFx_INV(m)	__REGBIT(2 + (((m) & 7) << 2))
+#define BBU_GCONFx_INV_NO(m)		__REGVAL(BBU_GCONFx_INV(m), 0)
+#define BBU_GCONFx_INV_YES(m)		__REGVAL(BBU_GCONFx_INV(m), 1)
+#define BBU_GCONFx_FUNC(m)	__REGBITS(1 + (((m) & 7) << 2), ((m) & 7) << 2)
+#define BBU_GCONFx_FUNC_0(m)		__REGVAL(BBU_GCONFx_FUNC(m), 0)
+#define BBU_GCONFx_FUNC_1(m)		__REGVAL(BBU_GCONFx_FUNC(m), 1)
+#define BBU_GCONFx_FUNC_2(m)		__REGVAL(BBU_GCONFx_FUNC(m), 2)
+#define BBU_GCONFx_FUNC_3(m)		__REGVAL(BBU_GCONFx_FUNC(m), 3)
+
+#define BBU_GCTRL1	__REG(0x90600030)
+#define BBU_GCTRL2	__REG(0x90600034)
+#define BBU_GCTRL3	__REG(0x90600120)
+
+#define BBU_GSTAT1	__REG(0x90600040)
+#define BBU_GSTAT2	__REG(0x90600044)
+#define BBU_GSTAT3	__REG(0x90600130)
+
+#endif /* ifndef __ASM_ARCH_REGSBBU_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/regs-board-a9m9750dev.h b/arch/arm/mach-ns9xxx/include/mach/regs-board-a9m9750dev.h
new file mode 100644
index 00000000000..cd1593693f5
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/regs-board-a9m9750dev.h
@@ -0,0 +1,24 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/regs-board-a9m9750dev.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_REGSBOARDA9M9750_H
+#define __ASM_ARCH_REGSBOARDA9M9750_H
+
+#include <mach/hardware.h>
+
+#define FPGA_UARTA_BASE	io_p2v(NS9XXX_CSxSTAT_PHYS(0))
+#define FPGA_UARTB_BASE	io_p2v(NS9XXX_CSxSTAT_PHYS(0) + 0x08)
+#define FPGA_UARTC_BASE	io_p2v(NS9XXX_CSxSTAT_PHYS(0) + 0x10)
+#define FPGA_UARTD_BASE	io_p2v(NS9XXX_CSxSTAT_PHYS(0) + 0x18)
+
+#define FPGA_IER	__REG(NS9XXX_CSxSTAT_PHYS(0) + 0x50)
+#define FPGA_ISR	__REG(NS9XXX_CSxSTAT_PHYS(0) + 0x60)
+
+#endif /* ifndef __ASM_ARCH_REGSBOARDA9M9750_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/regs-mem.h b/arch/arm/mach-ns9xxx/include/mach/regs-mem.h
new file mode 100644
index 00000000000..f1625bf8cdc
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/regs-mem.h
@@ -0,0 +1,135 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/regs-mem.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_REGSMEM_H
+#define __ASM_ARCH_REGSMEM_H
+
+#include <mach/hardware.h>
+
+/* Memory Module */
+
+/* Control register */
+#define MEM_CTRL	__REG(0xa0700000)
+
+/* Status register */
+#define MEM_STAT	__REG(0xa0700004)
+
+/* Configuration register */
+#define MEM_CONF	__REG(0xa0700008)
+
+/* Dynamic Memory Control register */
+#define MEM_DMCTRL	__REG(0xa0700020)
+
+/* Dynamic Memory Refresh Timer */
+#define MEM_DMRT	__REG(0xa0700024)
+
+/* Dynamic Memory Read Configuration register */
+#define MEM_DMRC	__REG(0xa0700028)
+
+/* Dynamic Memory Precharge Command Period (tRP) */
+#define MEM_DMPCP	__REG(0xa0700030)
+
+/* Dynamic Memory Active to Precharge Command Period (tRAS) */
+#define MEM_DMAPCP	__REG(0xa0700034)
+
+/* Dynamic Memory Self-Refresh Exit Time (tSREX) */
+#define MEM_DMSRET	__REG(0xa0700038)
+
+/* Dynamic Memory Last Data Out to Active Time (tAPR) */
+#define MEM_DMLDOAT	__REG(0xa070003c)
+
+/* Dynamic Memory Data-in to Active Command Time (tDAL or TAPW) */
+#define MEM_DMDIACT	__REG(0xa0700040)
+
+/* Dynamic Memory Write Recovery Time (tWR, tDPL, tRWL, tRDL) */
+#define MEM_DMWRT	__REG(0xa0700044)
+
+/* Dynamic Memory Active to Active Command Period (tRC) */
+#define MEM_DMAACP	__REG(0xa0700048)
+
+/* Dynamic Memory Auto Refresh Period, and Auto Refresh to Active Command Period (tRFC) */
+#define MEM_DMARP	__REG(0xa070004c)
+
+/* Dynamic Memory Exit Self-Refresh to Active Command (tXSR) */
+#define MEM_DMESRAC	__REG(0xa0700050)
+
+/* Dynamic Memory Active Bank A to Active B Time (tRRD) */
+#define MEM_DMABAABT	__REG(0xa0700054)
+
+/* Dynamic Memory Load Mode register to Active Command Time (tMRD) */
+#define MEM_DMLMACT	__REG(0xa0700058)
+
+/* Static Memory Extended Wait */
+#define MEM_SMEW	__REG(0xa0700080)
+
+/* Dynamic Memory Configuration Register x */
+#define MEM_DMCONF(x) 	__REG2(0xa0700100, (x) << 3)
+
+/* Dynamic Memory RAS and CAS Delay x */
+#define MEM_DMRCD(x)	__REG2(0xa0700104, (x) << 3)
+
+/* Static Memory Configuration Register x */
+#define MEM_SMC(x)	__REG2(0xa0700200, (x) << 3)
+
+/* Static Memory Configuration Register x: Write protect */
+#define MEM_SMC_PSMC		__REGBIT(20)
+#define MEM_SMC_PSMC_OFF		__REGVAL(MEM_SMC_PSMC, 0)
+#define MEM_SMC_PSMC_ON			__REGVAL(MEM_SMC_PSMC, 1)
+
+/* Static Memory Configuration Register x: Buffer enable */
+#define MEM_SMC_BSMC		__REGBIT(19)
+#define MEM_SMC_BSMC_OFF		__REGVAL(MEM_SMC_BSMC, 0)
+#define MEM_SMC_BSMC_ON			__REGVAL(MEM_SMC_BSMC, 1)
+
+/* Static Memory Configuration Register x: Extended Wait */
+#define MEM_SMC_EW		__REGBIT(8)
+#define MEM_SMC_EW_OFF			__REGVAL(MEM_SMC_EW, 0)
+#define MEM_SMC_EW_ON			__REGVAL(MEM_SMC_EW, 1)
+
+/* Static Memory Configuration Register x: Byte lane state */
+#define MEM_SMC_PB		__REGBIT(7)
+#define MEM_SMC_PB_0			__REGVAL(MEM_SMC_PB, 0)
+#define MEM_SMC_PB_1			__REGVAL(MEM_SMC_PB, 1)
+
+/* Static Memory Configuration Register x: Chip select polarity */
+#define MEM_SMC_PC		__REGBIT(6)
+#define MEM_SMC_PC_AL			__REGVAL(MEM_SMC_PC, 0)
+#define MEM_SMC_PC_AH			__REGVAL(MEM_SMC_PC, 1)
+
+/* static memory configuration register x: page mode*/
+#define MEM_SMC_PM		__REGBIT(3)
+#define MEM_SMC_PM_DIS			__REGVAL(MEM_SMC_PM, 0)
+#define MEM_SMC_PM_ASYNC		__REGVAL(MEM_SMC_PM, 1)
+
+/* static memory configuration register x: Memory width */
+#define MEM_SMC_MW		__REGBITS(1, 0)
+#define MEM_SMC_MW_8			__REGVAL(MEM_SMC_MW, 0)
+#define MEM_SMC_MW_16			__REGVAL(MEM_SMC_MW, 1)
+#define MEM_SMC_MW_32			__REGVAL(MEM_SMC_MW, 2)
+
+/* Static Memory Write Enable Delay x */
+#define MEM_SMWED(x)	__REG2(0xa0700204, (x) << 3)
+
+/* Static Memory Output Enable Delay x */
+#define MEM_SMOED(x)	__REG2(0xa0700208, (x) << 3)
+
+/* Static Memory Read Delay x */
+#define MEM_SMRD(x)	__REG2(0xa070020c, (x) << 3)
+
+/* Static Memory Page Mode Read Delay 0 */
+#define MEM_SMPMRD(x)	__REG2(0xa0700210, (x) << 3)
+
+/* Static Memory Write Delay */
+#define MEM_SMWD(x)	__REG2(0xa0700214, (x) << 3)
+
+/* Static Memory Turn Round Delay x */
+#define MEM_SWT(x)	__REG2(0xa0700218, (x) << 3)
+
+#endif /* ifndef __ASM_ARCH_REGSMEM_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/regs-sys-common.h b/arch/arm/mach-ns9xxx/include/mach/regs-sys-common.h
new file mode 100644
index 00000000000..14f91dfd573
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/regs-sys-common.h
@@ -0,0 +1,31 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/regs-sys-common.h
+ *
+ * Copyright (C) 2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_REGSSYSCOMMON_H
+#define __ASM_ARCH_REGSSYSCOMMON_H
+#include <mach/hardware.h>
+
+/* Interrupt Vector Address Register Level x */
+#define SYS_IVA(x)	__REG2(0xa09000c4, (x))
+
+/* Interrupt Configuration registers */
+#define SYS_IC(x)	__REG2(0xa0900144, (x))
+
+/* ISRADDR */
+#define SYS_ISRADDR     __REG(0xa0900164)
+
+/* Interrupt Status Active */
+#define SYS_ISA		__REG(0xa0900168)
+
+/* Interrupt Status Raw */
+#define SYS_ISR		__REG(0xa090016c)
+
+#endif /* ifndef __ASM_ARCH_REGSSYSCOMMON_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/regs-sys-ns9360.h b/arch/arm/mach-ns9xxx/include/mach/regs-sys-ns9360.h
new file mode 100644
index 00000000000..8ff254d9901
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/regs-sys-ns9360.h
@@ -0,0 +1,148 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/regs-sys-ns9360.h
+ *
+ * Copyright (C) 2006,2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_REGSSYSNS9360_H
+#define __ASM_ARCH_REGSSYSNS9360_H
+
+#include <mach/hardware.h>
+
+/* System Control Module */
+
+/* AHB Arbiter Gen Configuration */
+#define SYS_AHBAGENCONF	__REG(0xa0900000)
+
+/* BRC */
+#define SYS_BRC(x)	__REG2(0xa0900004, (x))
+
+/* Timer x Reload Count register */
+#define SYS_TRC(x)	__REG2(0xa0900044, (x))
+
+/* Timer x Read register */
+#define SYS_TR(x)	__REG2(0xa0900084, (x))
+
+/* Timer Interrupt Status register */
+#define SYS_TIS		__REG(0xa0900170)
+
+/* PLL Configuration register */
+#define SYS_PLL		__REG(0xa0900188)
+
+/* PLL FS status */
+#define SYS_PLL_FS		__REGBITS(24, 23)
+
+/* PLL ND status */
+#define SYS_PLL_ND		__REGBITS(20, 16)
+
+/* PLL Configuration register: PLL SW change */
+#define SYS_PLL_SWC		__REGBIT(15)
+#define SYS_PLL_SWC_NO			__REGVAL(SYS_PLL_SWC, 0)
+#define SYS_PLL_SWC_YES			__REGVAL(SYS_PLL_SWC, 1)
+
+/* Timer x Control register */
+#define SYS_TC(x)	__REG2(0xa0900190, (x))
+
+/* Timer x Control register: Timer enable */
+#define SYS_TCx_TEN		__REGBIT(15)
+#define SYS_TCx_TEN_DIS			__REGVAL(SYS_TCx_TEN, 0)
+#define SYS_TCx_TEN_EN			__REGVAL(SYS_TCx_TEN, 1)
+
+/* Timer x Control register: CPU debug mode */
+#define SYS_TCx_TDBG		__REGBIT(10)
+#define SYS_TCx_TDBG_CONT		__REGVAL(SYS_TCx_TDBG, 0)
+#define SYS_TCx_TDBG_STOP		__REGVAL(SYS_TCx_TDBG, 1)
+
+/* Timer x Control register: Interrupt clear */
+#define SYS_TCx_INTC		__REGBIT(9)
+#define SYS_TCx_INTC_UNSET		__REGVAL(SYS_TCx_INTC, 0)
+#define SYS_TCx_INTC_SET		__REGVAL(SYS_TCx_INTC, 1)
+
+/* Timer x Control register: Timer clock select */
+#define SYS_TCx_TLCS		__REGBITS(8, 6)
+#define SYS_TCx_TLCS_CPU		__REGVAL(SYS_TCx_TLCS, 0)	/* CPU clock */
+#define SYS_TCx_TLCS_DIV2		__REGVAL(SYS_TCx_TLCS, 1)	/* CPU clock / 2 */
+#define SYS_TCx_TLCS_DIV4		__REGVAL(SYS_TCx_TLCS, 2)	/* CPU clock / 4 */
+#define SYS_TCx_TLCS_DIV8		__REGVAL(SYS_TCx_TLCS, 3)	/* CPU clock / 8 */
+#define SYS_TCx_TLCS_DIV16		__REGVAL(SYS_TCx_TLCS, 4)	/* CPU clock / 16 */
+#define SYS_TCx_TLCS_DIV32		__REGVAL(SYS_TCx_TLCS, 5)	/* CPU clock / 32 */
+#define SYS_TCx_TLCS_DIV64		__REGVAL(SYS_TCx_TLCS, 6)	/* CPU clock / 64 */
+#define SYS_TCx_TLCS_EXT		__REGVAL(SYS_TCx_TLCS, 7)
+
+/* Timer x Control register: Timer mode */
+#define SYS_TCx_TM		__REGBITS(5, 4)
+#define SYS_TCx_TM_IEE			__REGVAL(SYS_TCx_TM, 0)		/* Internal timer or external event */
+#define SYS_TCx_TM_ELL			__REGVAL(SYS_TCx_TM, 1)		/* External low-level, gated timer */
+#define SYS_TCx_TM_EHL			__REGVAL(SYS_TCx_TM, 2)		/* External high-level, gated timer */
+#define SYS_TCx_TM_CONCAT		__REGVAL(SYS_TCx_TM, 3)		/* Concatenate the lower timer. */
+
+/* Timer x Control register: Interrupt select */
+#define SYS_TCx_INTS		__REGBIT(3)
+#define SYS_TCx_INTS_DIS		__REGVAL(SYS_TCx_INTS, 0)
+#define SYS_TCx_INTS_EN			__REGVAL(SYS_TCx_INTS, 1)
+
+/* Timer x Control register: Up/down select */
+#define SYS_TCx_UDS		__REGBIT(2)
+#define SYS_TCx_UDS_UP			__REGVAL(SYS_TCx_UDS, 0)
+#define SYS_TCx_UDS_DOWN		__REGVAL(SYS_TCx_UDS, 1)
+
+/* Timer x Control register: 32- or 16-bit timer */
+#define SYS_TCx_TSZ		__REGBIT(1)
+#define SYS_TCx_TSZ_16			__REGVAL(SYS_TCx_TSZ, 0)
+#define SYS_TCx_TSZ_32			__REGVAL(SYS_TCx_TSZ, 1)
+
+/* Timer x Control register: Reload enable */
+#define SYS_TCx_REN		__REGBIT(0)
+#define SYS_TCx_REN_DIS			__REGVAL(SYS_TCx_REN, 0)
+#define SYS_TCx_REN_EN			__REGVAL(SYS_TCx_REN, 1)
+
+/* System Memory Chip Select x Dynamic Memory Base */
+#define SYS_SMCSDMB(x)	__REG2(0xa09001d0, (x) << 1)
+
+/* System Memory Chip Select x Dynamic Memory Mask */
+#define SYS_SMCSDMM(x)	__REG2(0xa09001d4, (x) << 1)
+
+/* System Memory Chip Select x Static Memory Base */
+#define SYS_SMCSSMB(x)	__REG2(0xa09001f0, (x) << 1)
+
+/* System Memory Chip Select x Static Memory Base: Chip select x base */
+#define SYS_SMCSSMB_CSxB	__REGBITS(31, 12)
+
+/* System Memory Chip Select x Static Memory Mask */
+#define SYS_SMCSSMM(x)	__REG2(0xa09001f4, (x) << 1)
+
+/* System Memory Chip Select x Static Memory Mask: Chip select x mask */
+#define SYS_SMCSSMM_CSxM	__REGBITS(31, 12)
+
+/* System Memory Chip Select x Static Memory Mask: Chip select x enable */
+#define SYS_SMCSSMM_CSEx	__REGBIT(0)
+#define SYS_SMCSSMM_CSEx_DIS		__REGVAL(SYS_SMCSSMM_CSEx, 0)
+#define SYS_SMCSSMM_CSEx_EN		__REGVAL(SYS_SMCSSMM_CSEx, 1)
+
+/* General purpose, user-defined ID register */
+#define SYS_GENID	__REG(0xa0900210)
+
+/* External Interrupt x Control register */
+#define SYS_EIC(x)	__REG2(0xa0900214, (x))
+
+/* External Interrupt x Control register: Status */
+#define SYS_EIC_STS		__REGBIT(3)
+
+/* External Interrupt x Control register: Clear */
+#define SYS_EIC_CLR		__REGBIT(2)
+
+/* External Interrupt x Control register: Polarity */
+#define SYS_EIC_PLTY		__REGBIT(1)
+#define SYS_EIC_PLTY_AH			__REGVAL(SYS_EIC_PLTY, 0)
+#define SYS_EIC_PLTY_AL			__REGVAL(SYS_EIC_PLTY, 1)
+
+/* External Interrupt x Control register: Level edge */
+#define SYS_EIC_LVEDG		__REGBIT(0)
+#define SYS_EIC_LVEDG_LEVEL		__REGVAL(SYS_EIC_LVEDG, 0)
+#define SYS_EIC_LVEDG_EDGE		__REGVAL(SYS_EIC_LVEDG, 1)
+
+#endif /* ifndef __ASM_ARCH_REGSSYSNS9360_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/system.h b/arch/arm/mach-ns9xxx/include/mach/system.h
new file mode 100644
index 00000000000..e2068c57415
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/system.h
@@ -0,0 +1,35 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/system.h
+ *
+ * Copyright (C) 2006,2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <asm/proc-fns.h>
+#include <mach/processor.h>
+#include <mach/processor-ns9360.h>
+
+static inline void arch_idle(void)
+{
+	cpu_do_idle();
+}
+
+static inline void arch_reset(char mode)
+{
+#ifdef CONFIG_PROCESSOR_NS9360
+	if (processor_is_ns9360())
+		ns9360_reset(mode);
+	else
+#endif
+		BUG();
+
+	BUG();
+}
+
+#endif /* ifndef __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/timex.h b/arch/arm/mach-ns9xxx/include/mach/timex.h
new file mode 100644
index 00000000000..734a8d8bd57
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/timex.h
@@ -0,0 +1,20 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/timex.h
+ *
+ * Copyright (C) 2005-2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_TIMEX_H
+#define __ASM_ARCH_TIMEX_H
+
+/*
+ * value for CLOCK_TICK_RATE stolen from arch/arm/mach-s3c2410/include/mach/timex.h.
+ * See there for an explanation.
+ */
+#define CLOCK_TICK_RATE         12000000
+
+#endif /* ifndef __ASM_ARCH_TIMEX_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/uncompress.h b/arch/arm/mach-ns9xxx/include/mach/uncompress.h
new file mode 100644
index 00000000000..5dbc3c5167c
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/uncompress.h
@@ -0,0 +1,164 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/uncompress.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_UNCOMPRESS_H
+#define __ASM_ARCH_UNCOMPRESS_H
+
+#include <asm/io.h>
+
+#define __REG(x)	((void __iomem __force *)(x))
+
+static void putc_dummy(char c, void __iomem *base)
+{
+	/* nothing */
+}
+
+static void putc_ns9360(char c, void __iomem *base)
+{
+	static int t = 0x10000;
+	do {
+		if (t)
+			--t;
+
+		if (__raw_readl(base + 8) & (1 << 3)) {
+			__raw_writeb(c, base + 16);
+			t = 0x10000;
+			break;
+		}
+	} while (t);
+}
+
+static void putc_a9m9750dev(char c, void __iomem *base)
+{
+	static int t = 0x10000;
+	do {
+		if (t)
+			--t;
+
+		if (__raw_readb(base + 5) & (1 << 5)) {
+			__raw_writeb(c, base);
+			t = 0x10000;
+			break;
+		}
+	} while (t);
+
+}
+
+static void putc_ns921x(char c, void __iomem *base)
+{
+	static int t = 0x10000;
+	do {
+		if (t)
+			--t;
+
+		if (!(__raw_readl(base) & (1 << 11))) {
+			__raw_writeb(c, base + 0x0028);
+			t = 0x10000;
+			break;
+		}
+	} while (t);
+}
+
+#define MSCS __REG(0xA0900184)
+
+#define NS9360_UARTA	__REG(0x90200040)
+#define NS9360_UARTB	__REG(0x90200000)
+#define NS9360_UARTC	__REG(0x90300000)
+#define NS9360_UARTD	__REG(0x90300040)
+
+#define NS9360_UART_ENABLED(base)					\
+		(__raw_readl(NS9360_UARTA) & (1 << 31))
+
+#define A9M9750DEV_UARTA	__REG(0x40000000)
+
+#define NS921XSYS_CLOCK	__REG(0xa090017c)
+#define NS921X_UARTA	__REG(0x90010000)
+#define NS921X_UARTB	__REG(0x90018000)
+#define NS921X_UARTC	__REG(0x90020000)
+#define NS921X_UARTD	__REG(0x90028000)
+
+#define NS921X_UART_ENABLED(base)					\
+		(__raw_readl((base) + 0x1000) & (1 << 29))
+
+static void autodetect(void (**putc)(char, void __iomem *), void __iomem **base)
+{
+	if (((__raw_readl(MSCS) >> 16) & 0xfe) == 0x00) {
+		/* ns9360 or ns9750 */
+		if (NS9360_UART_ENABLED(NS9360_UARTA)) {
+			*putc = putc_ns9360;
+			*base = NS9360_UARTA;
+			return;
+		} else if (NS9360_UART_ENABLED(NS9360_UARTB)) {
+			*putc = putc_ns9360;
+			*base = NS9360_UARTB;
+			return;
+		} else if (NS9360_UART_ENABLED(NS9360_UARTC)) {
+			*putc = putc_ns9360;
+			*base = NS9360_UARTC;
+			return;
+		} else if (NS9360_UART_ENABLED(NS9360_UARTD)) {
+			*putc = putc_ns9360;
+			*base = NS9360_UARTD;
+			return;
+		} else if (__raw_readl(__REG(0xa09001f4)) == 0xfffff001) {
+			*putc = putc_a9m9750dev;
+			*base = A9M9750DEV_UARTA;
+			return;
+		}
+	} else if (((__raw_readl(MSCS) >> 16) & 0xfe) == 0x02) {
+		/* ns921x */
+		u32 clock = __raw_readl(NS921XSYS_CLOCK);
+
+		if ((clock & (1 << 1)) &&
+				NS921X_UART_ENABLED(NS921X_UARTA)) {
+			*putc = putc_ns921x;
+			*base = NS921X_UARTA;
+			return;
+		} else if ((clock & (1 << 2)) &&
+				NS921X_UART_ENABLED(NS921X_UARTB)) {
+			*putc = putc_ns921x;
+			*base = NS921X_UARTB;
+			return;
+		} else if ((clock & (1 << 3)) &&
+				NS921X_UART_ENABLED(NS921X_UARTC)) {
+			*putc = putc_ns921x;
+			*base = NS921X_UARTC;
+			return;
+		} else if ((clock & (1 << 4)) &&
+				NS921X_UART_ENABLED(NS921X_UARTD)) {
+			*putc = putc_ns921x;
+			*base = NS921X_UARTD;
+			return;
+		}
+	}
+
+	*putc = putc_dummy;
+}
+
+void (*myputc)(char, void __iomem *);
+void __iomem *base;
+
+static void putc(char c)
+{
+	myputc(c, base);
+}
+
+static void arch_decomp_setup(void)
+{
+	autodetect(&myputc, &base);
+}
+#define arch_decomp_wdog()
+
+static void flush(void)
+{
+	/* nothing */
+}
+
+#endif /* ifndef __ASM_ARCH_UNCOMPRESS_H */
diff --git a/arch/arm/mach-ns9xxx/include/mach/vmalloc.h b/arch/arm/mach-ns9xxx/include/mach/vmalloc.h
new file mode 100644
index 00000000000..fe964d3bcc4
--- /dev/null
+++ b/arch/arm/mach-ns9xxx/include/mach/vmalloc.h
@@ -0,0 +1,16 @@
+/*
+ * arch/arm/mach-ns9xxx/include/mach/vmalloc.h
+ *
+ * Copyright (C) 2006 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_VMALLOC_H
+
+#define VMALLOC_END     (0xf0000000)
+
+#endif /* ifndef __ASM_ARCH_VMALLOC_H */