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-rw-r--r--arch/arm/Kconfig250
1 files changed, 150 insertions, 100 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9d02cdb15b23..29475101a7b3 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -34,15 +34,12 @@ config SYS_SUPPORTS_APM_EMULATION
config GENERIC_GPIO
bool
- default n
config GENERIC_TIME
bool
- default n
config GENERIC_CLOCKEVENTS
bool
- default n
config GENERIC_CLOCKEVENTS_BROADCAST
bool
@@ -55,7 +52,6 @@ config MMU
config NO_IOPORT
bool
- default n
config EISA
bool
@@ -126,11 +122,9 @@ config RWSEM_XCHGADD_ALGORITHM
config ARCH_HAS_ILOG2_U32
bool
- default n
config ARCH_HAS_ILOG2_U64
bool
- default n
config GENERIC_HWEIGHT
bool
@@ -253,6 +247,14 @@ config ARCH_CLPS711X
help
Support for Cirrus Logic 711x/721x based boards.
+config ARCH_GEMINI
+ bool "Cortina Systems Gemini"
+ select CPU_FA526
+ select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
+ help
+ Support for the Cortina Systems Gemini family SoCs
+
config ARCH_EBSA110
bool "EBSA-110"
select CPU_SA110
@@ -277,14 +279,6 @@ config ARCH_EP93XX
help
This enables support for the Cirrus EP93xx series of CPUs.
-config ARCH_GEMINI
- bool "Cortina Systems Gemini"
- select CPU_FA526
- select GENERIC_GPIO
- select ARCH_REQUIRE_GPIOLIB
- help
- Support for the Cortina Systems Gemini family SoCs
-
config ARCH_FOOTBRIDGE
bool "FootBridge"
select CPU_SA110
@@ -293,6 +287,30 @@ config ARCH_FOOTBRIDGE
Support for systems based on the DC21285 companion chip
("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
+config ARCH_MXC
+ bool "Freescale MXC/iMX-based"
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select ARCH_MTD_XIP
+ select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
+ select HAVE_CLK
+ help
+ Support for Freescale MXC/iMX-based family of processors
+
+config ARCH_STMP3XXX
+ bool "Freescale STMP3xxx"
+ select CPU_ARM926T
+ select HAVE_CLK
+ select COMMON_CLKDEV
+ select ARCH_REQUIRE_GPIOLIB
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select GENERIC_GPIO
+ select USB_ARCH_HAS_EHCI
+ help
+ Support for systems based on the Freescale 3xxx CPUs.
+
config ARCH_NETX
bool "Hilscher NetX based"
select CPU_ARM926T
@@ -309,15 +327,6 @@ config ARCH_H720X
help
This enables support for systems based on the Hynix HMS720x
-config ARCH_IMX
- bool "IMX"
- select CPU_ARM920T
- select GENERIC_GPIO
- select GENERIC_TIME
- select GENERIC_CLOCKEVENTS
- help
- Support for Motorola's i.MX family of processors (MX1, MXL).
-
config ARCH_IOP13XX
bool "IOP13xx-based"
depends on MMU
@@ -398,6 +407,7 @@ config ARCH_KIRKWOOD
select CPU_FEROCEON
select PCI
select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
select PLAT_ORION
@@ -405,28 +415,6 @@ config ARCH_KIRKWOOD
Support for the following Marvell Kirkwood series SoCs:
88F6180, 88F6192 and 88F6281.
-config ARCH_KS8695
- bool "Micrel/Kendin KS8695"
- select CPU_ARM922T
- select GENERIC_GPIO
- select ARCH_REQUIRE_GPIOLIB
- help
- Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
- System-on-Chip devices.
-
-config ARCH_NS9XXX
- bool "NetSilicon NS9xxx"
- select CPU_ARM926T
- select GENERIC_GPIO
- select GENERIC_TIME
- select GENERIC_CLOCKEVENTS
- select HAVE_CLK
- help
- Say Y here if you intend to run this kernel on a NetSilicon NS9xxx
- System.
-
- <http://www.digi.com/products/microprocessors/index.jsp>
-
config ARCH_LOKI
bool "Marvell Loki (88RC8480)"
select CPU_FEROCEON
@@ -441,6 +429,7 @@ config ARCH_MV78XX0
select CPU_FEROCEON
select PCI
select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
select PLAT_ORION
@@ -448,23 +437,13 @@ config ARCH_MV78XX0
Support for the following Marvell MV78xx0 series SoCs:
MV781x0, MV782x0.
-config ARCH_MXC
- bool "Freescale MXC/iMX-based"
- select GENERIC_TIME
- select GENERIC_CLOCKEVENTS
- select ARCH_MTD_XIP
- select GENERIC_GPIO
- select ARCH_REQUIRE_GPIOLIB
- select HAVE_CLK
- help
- Support for Freescale MXC/iMX-based family of processors
-
config ARCH_ORION5X
bool "Marvell Orion"
depends on MMU
select CPU_FEROCEON
select PCI
select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
select PLAT_ORION
@@ -473,6 +452,52 @@ config ARCH_ORION5X
Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
Orion-2 (5281), Orion-1-90 (6183).
+config ARCH_MMP
+ bool "Marvell PXA168/910"
+ depends on MMU
+ select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
+ select HAVE_CLK
+ select COMMON_CLKDEV
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select TICK_ONESHOT
+ select PLAT_PXA
+ help
+ Support for Marvell's PXA168/910 processor line.
+
+config ARCH_KS8695
+ bool "Micrel/Kendin KS8695"
+ select CPU_ARM922T
+ select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
+ help
+ Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
+ System-on-Chip devices.
+
+config ARCH_NS9XXX
+ bool "NetSilicon NS9xxx"
+ select CPU_ARM926T
+ select GENERIC_GPIO
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select HAVE_CLK
+ help
+ Say Y here if you intend to run this kernel on a NetSilicon NS9xxx
+ System.
+
+ <http://www.digi.com/products/microprocessors/index.jsp>
+
+config ARCH_W90X900
+ bool "Nuvoton W90X900 CPU"
+ select CPU_ARM926T
+ select ARCH_REQUIRE_GPIOLIB
+ select GENERIC_GPIO
+ select COMMON_CLKDEV
+ help
+ Support for Nuvoton (Winbond logic dept.) ARM9 processor,You
+ can login www.mcuos.com or www.nuvoton.com to know more.
+
config ARCH_PNX4008
bool "Philips Nexperia PNX4008 Mobile"
select CPU_ARM926T
@@ -495,19 +520,16 @@ config ARCH_PXA
help
Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
-config ARCH_MMP
- bool "Marvell PXA168/910"
- depends on MMU
- select GENERIC_GPIO
- select ARCH_REQUIRE_GPIOLIB
- select HAVE_CLK
- select COMMON_CLKDEV
+config ARCH_MSM
+ bool "Qualcomm MSM"
+ select CPU_V6
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
- select TICK_ONESHOT
- select PLAT_PXA
help
- Support for Marvell's PXA168/910 processor line.
+ Support for Qualcomm MSM7K based systems. This runs on the ARM11
+ apps processor of the MSM7K and depends on a shared memory
+ interface to the ARM9 modem processor which runs the baseband stack
+ and controls some vital subsystems (clock and power control, etc).
config ARCH_RPC
bool "RiscPC"
@@ -576,6 +598,20 @@ config ARCH_LH7A40X
core with a wide array of integrated devices for
hand-held and low-power applications.
+config ARCH_U300
+ bool "ST-Ericsson U300 Series"
+ depends on MMU
+ select CPU_ARM926T
+ select ARM_AMBA
+ select ARM_VIC
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select HAVE_CLK
+ select COMMON_CLKDEV
+ select GENERIC_GPIO
+ help
+ Support for ST-Ericsson U300 series mobile platforms.
+
config ARCH_DAVINCI
bool "TI DaVinci"
select CPU_ARM926T
@@ -587,6 +623,7 @@ config ARCH_DAVINCI
select ZONE_DMA
select HAVE_IDE
select COMMON_CLKDEV
+ select GENERIC_ALLOCATOR
help
Support for TI's DaVinci platform.
@@ -600,24 +637,6 @@ config ARCH_OMAP
help
Support for TI's OMAP platform (OMAP1 and OMAP2).
-config ARCH_MSM
- bool "Qualcomm MSM"
- select CPU_V6
- select GENERIC_TIME
- select GENERIC_CLOCKEVENTS
- help
- Support for Qualcomm MSM7K based systems. This runs on the ARM11
- apps processor of the MSM7K and depends on a shared memory
- interface to the ARM9 modem processor which runs the baseband stack
- and controls some vital subsystems (clock and power control, etc).
-
-config ARCH_W90X900
- bool "Nuvoton W90X900 CPU"
- select CPU_ARM926T
- help
- Support for Nuvoton (Winbond logic dept.) ARM9 processor,You
- can login www.mcuos.com or www.nuvoton.com to know more.
-
endchoice
source "arch/arm/mach-clps711x/Kconfig"
@@ -681,9 +700,9 @@ source "arch/arm/mach-s3c6400/Kconfig"
source "arch/arm/mach-s3c6410/Kconfig"
endif
-source "arch/arm/mach-lh7a40x/Kconfig"
+source "arch/arm/plat-stmp3xxx/Kconfig"
-source "arch/arm/mach-imx/Kconfig"
+source "arch/arm/mach-lh7a40x/Kconfig"
source "arch/arm/mach-h720x/Kconfig"
@@ -707,6 +726,8 @@ source "arch/arm/mach-ks8695/Kconfig"
source "arch/arm/mach-msm/Kconfig"
+source "arch/arm/mach-u300/Kconfig"
+
source "arch/arm/mach-w90x900/Kconfig"
# Definitions to make life easier
@@ -859,8 +880,11 @@ source "kernel/time/Kconfig"
config SMP
bool "Symmetric Multi-Processing (EXPERIMENTAL)"
- depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP)
+ depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP ||\
+ MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4)
+ depends on GENERIC_CLOCKEVENTS
select USE_GENERIC_SMP_HELPERS
+ select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4)
help
This enables support for systems with more than one CPU. If you have
a system with only one CPU, like most personal computers, say N. If
@@ -878,6 +902,18 @@ config SMP
If you don't know what to do here, say N.
+config HAVE_ARM_SCU
+ bool
+ depends on SMP
+ help
+ This option enables support for the ARM system coherency unit
+
+config HAVE_ARM_TWD
+ bool
+ depends on SMP
+ help
+ This options enables support for the ARM timer and watchdog unit
+
choice
prompt "Memory split"
default VMSPLIT_3G
@@ -916,8 +952,10 @@ config HOTPLUG_CPU
config LOCAL_TIMERS
bool "Use local timer interrupts"
- depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP)
+ depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || \
+ REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4)
default y
+ select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_OMAP4)
help
Enable support for local timers on SMP platforms, rather then the
legacy IPI broadcast method. Local timers allows the system
@@ -979,7 +1017,6 @@ config OABI_COMPAT
config ARCH_HAS_HOLES_MEMORYMODEL
bool
- default n
# Discontigmem is deprecated
config ARCH_DISCONTIGMEM_ENABLE
@@ -1022,12 +1059,12 @@ source "mm/Kconfig"
config LEDS
bool "Timer and CPU usage LEDs"
depends on ARCH_CDB89712 || ARCH_EBSA110 || \
- ARCH_EBSA285 || ARCH_IMX || ARCH_INTEGRATOR || \
+ ARCH_EBSA285 || ARCH_INTEGRATOR || \
ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \
ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \
ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \
ARCH_AT91 || ARCH_DAVINCI || \
- ARCH_KS8695 || MACH_RD88F5182
+ ARCH_KS8695 || MACH_RD88F5182 || ARCH_REALVIEW
help
If you say Y here, the LEDs on your machine will be used
to provide useful information about your current system status.
@@ -1085,6 +1122,22 @@ config ALIGNMENT_TRAP
correct operation of some network protocols. With an IP-only
configuration it is safe to say N, otherwise say Y.
+config UACCESS_WITH_MEMCPY
+ bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user() (EXPERIMENTAL)"
+ depends on MMU && EXPERIMENTAL
+ default y if CPU_FEROCEON
+ help
+ Implement faster copy_to_user and clear_user methods for CPU
+ cores where a 8-word STM instruction give significantly higher
+ memory write throughput than a sequence of individual 32bit stores.
+
+ A possible side effect is a slight increase in scheduling latency
+ between threads sharing the same address space if they invoke
+ such copy operations with large buffers.
+
+ However, if the CPU data cache is using a write-allocate mode,
+ this option is unlikely to provide any performance gain.
+
endmenu
menu "Boot options"
@@ -1188,7 +1241,7 @@ endmenu
menu "CPU Power Management"
-if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_IMX || ARCH_PXA)
+if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_PXA)
source "drivers/cpufreq/Kconfig"
@@ -1213,14 +1266,11 @@ config CPU_FREQ_INTEGRATOR
If in doubt, say Y.
-config CPU_FREQ_IMX
- tristate "CPUfreq driver for i.MX CPUs"
- depends on ARCH_IMX && CPU_FREQ
- default n
- help
- This enables the CPUfreq driver for i.MX CPUs.
-
- If in doubt, say N.
+config CPU_FREQ_PXA
+ bool
+ depends on CPU_FREQ && ARCH_PXA && PXA25x
+ default y
+ select CPU_FREQ_DEFAULT_GOV_USERSPACE
endif