--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -600,6 +600,18 @@ config ARCH_LPC32XX
 	help
 	  Support for the NXP LPC32XX family of processors
 
+config ARCH_OXNAS
+	bool "Oxford Semiconductor 815/820/825 NAS SoC"
+	select ARCH_REQUIRE_GPIOLIB
+	select CLKDEV_LOOKUP
+	select GENERIC_CLOCKEVENTS
+	select COMMON_CLK
+	select MIGHT_HAVE_PCI
+	select ARCH_HAS_RESET_CONTROLLER
+	help
+		This enables support for Oxford 815/820/825 NAS SoC
+		later renamed to PLXTECH NAS782x.
+
 config ARCH_PXA
 	bool "PXA2xx/PXA3xx-based"
 	depends on MMU
@@ -898,6 +910,8 @@ source "arch/arm/mach-omap2/Kconfig"
 
 source "arch/arm/mach-orion5x/Kconfig"
 
+source "arch/arm/mach-oxnas/Kconfig"
+
 source "arch/arm/mach-picoxcell/Kconfig"
 
 source "arch/arm/mach-pxa/Kconfig"
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -195,6 +195,7 @@ machine-$(CONFIG_ARCH_NSPIRE)		+= nspire
 machine-$(CONFIG_ARCH_OMAP1)		+= omap1
 machine-$(CONFIG_ARCH_OMAP2PLUS)	+= omap2
 machine-$(CONFIG_ARCH_ORION5X)		+= orion5x
+machine-$(CONFIG_ARCH_OXNAS)		+= oxnas
 machine-$(CONFIG_ARCH_PICOXCELL)	+= picoxcell
 machine-$(CONFIG_ARCH_PXA)		+= pxa
 machine-$(CONFIG_ARCH_QCOM)		+= qcom
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -442,6 +442,7 @@ dtb-$(CONFIG_ARCH_ORION5X) += \
 	orion5x-lacie-ethernet-disk-mini-v2.dtb \
 	orion5x-maxtor-shared-storage-2.dtb \
 	orion5x-rd88f5182-nas.dtb
+dtb-$(CONFIG_ARCH_OXNAS) += ox820-pogoplug-pro.dtb
 dtb-$(CONFIG_ARCH_PRIMA2) += \
 	prima2-evb.dtb
 dtb-$(CONFIG_ARCH_QCOM) += \
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -228,6 +228,7 @@ edb9302a		MACH_EDB9302A		EDB9302A		1127
 edb9307a		MACH_EDB9307A		EDB9307A		1128
 omap_3430sdp		MACH_OMAP_3430SDP	OMAP_3430SDP		1138
 vstms			MACH_VSTMS		VSTMS			1140
+ox820			MACH_OX820		OX820			1152
 micro9m			MACH_MICRO9M		MICRO9M			1169
 bug			MACH_BUG		BUG			1179
 at91sam9263ek		MACH_AT91SAM9263EK	AT91SAM9263EK		1202
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -32,6 +32,7 @@ obj-$(CONFIG_ARCH_MB86S7X)		+= clk-mb86s
 obj-$(CONFIG_ARCH_MOXART)		+= clk-moxart.o
 obj-$(CONFIG_ARCH_NOMADIK)		+= clk-nomadik.o
 obj-$(CONFIG_ARCH_NSPIRE)		+= clk-nspire.o
+obj-$(CONFIG_ARCH_OXNAS)		+= clk-oxnas.o
 obj-$(CONFIG_COMMON_CLK_PALMAS)		+= clk-palmas.o
 obj-$(CONFIG_CLK_QORIQ)			+= clk-qoriq.o
 obj-$(CONFIG_COMMON_CLK_RK808)		+= clk-rk808.o