ARM: convert arm to arch_gettimeoffset()
Convert arm to use GENERIC_TIME via the arch_getoffset() infrastructure,
reducing the amount of arch specific code we need to maintain.
The arm architecture is the last arch that need to be converted.
Signed-off-by: John Stultz <johnstul@us.ibm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index bcaa8c8..bf856f4 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -42,6 +42,11 @@
config GENERIC_TIME
bool
+ default y
+
+config ARCH_USES_GETTIMEOFFSET
+ bool
+ default n
config GENERIC_CLOCKEVENTS
bool
@@ -231,6 +236,7 @@
select CPU_ARM920T
select ARM_AMBA
select HAVE_CLK
+ select ARCH_USES_GETTIMEOFFSET
help
This enables support for systems based on the Agilent AAEC-2000
@@ -271,6 +277,7 @@
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
select HAVE_CLK
+ select ARCH_USES_GETTIMEOFFSET
help
This enables support for systems based on the Atmel AT91RM9200,
AT91SAM9 and AT91CAP9 processors.
@@ -290,6 +297,7 @@
config ARCH_CLPS711X
bool "Cirrus Logic CLPS711x/EP721x-based"
select CPU_ARM720T
+ select ARCH_USES_GETTIMEOFFSET
help
Support for Cirrus Logic 711x/721x based boards.
@@ -298,6 +306,7 @@
select CPU_FA526
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
+ select ARCH_USES_GETTIMEOFFSET
help
Support for the Cortina Systems Gemini family SoCs
@@ -306,6 +315,7 @@
select CPU_SA110
select ISA
select NO_IOPORT
+ select ARCH_USES_GETTIMEOFFSET
help
This is an evaluation board for the StrongARM processor available
from Digital. It has limited hardware on-board, including an
@@ -321,6 +331,7 @@
select COMMON_CLKDEV
select ARCH_REQUIRE_GPIOLIB
select ARCH_HAS_HOLES_MEMORYMODEL
+ select ARCH_USES_GETTIMEOFFSET
help
This enables support for the Cirrus EP93xx series of CPUs.
@@ -328,6 +339,7 @@
bool "FootBridge"
select CPU_SA110
select FOOTBRIDGE
+ select ARCH_USES_GETTIMEOFFSET
help
Support for systems based on the DC21285 companion chip
("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
@@ -366,6 +378,7 @@
bool "Hynix HMS720x-based"
select CPU_ARM720T
select ISA_DMA_API
+ select ARCH_USES_GETTIMEOFFSET
help
This enables support for systems based on the Hynix HMS720x
@@ -408,6 +421,7 @@
depends on MMU
select CPU_XSC3
select PCI
+ select ARCH_USES_GETTIMEOFFSET
help
Support for Intel's IXP23xx (XScale) family of processors.
@@ -416,6 +430,7 @@
depends on MMU
select CPU_XSCALE
select PCI
+ select ARCH_USES_GETTIMEOFFSET
help
Support for Intel's IXP2400/2800 (XScale) family of processors.
@@ -434,6 +449,7 @@
bool "LinkUp-L7200"
select CPU_ARM720T
select FIQ
+ select ARCH_USES_GETTIMEOFFSET
help
Say Y here if you intend to run this kernel on a LinkUp Systems
L7200 Software Development Board which uses an ARM720T processor.
@@ -523,6 +539,7 @@
select CPU_ARM922T
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
+ select ARCH_USES_GETTIMEOFFSET
help
Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
System-on-Chip devices.
@@ -569,6 +586,7 @@
bool "Philips Nexperia PNX4008 Mobile"
select CPU_ARM926T
select COMMON_CLKDEV
+ select ARCH_USES_GETTIMEOFFSET
help
This enables support for Philips PNX4008 mobile platform.
@@ -613,6 +631,7 @@
select ISA_DMA_API
select NO_IOPORT
select ARCH_SPARSEMEM_ENABLE
+ select ARCH_USES_GETTIMEOFFSET
help
On the Acorn Risc-PC, Linux can support the internal IDE disk and
CD-ROM interface, serial and parallel port, and the floppy drive.
@@ -639,6 +658,7 @@
select GENERIC_GPIO
select ARCH_HAS_CPUFREQ
select HAVE_CLK
+ select ARCH_USES_GETTIMEOFFSET
help
Samsung S3C2410X CPU based systems, such as the Simtec Electronics
BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
@@ -652,6 +672,7 @@
select ARM_VIC
select HAVE_CLK
select NO_IOPORT
+ select ARCH_USES_GETTIMEOFFSET
select ARCH_HAS_CPUFREQ
select ARCH_REQUIRE_GPIOLIB
select SAMSUNG_CLKSRC
@@ -708,6 +729,7 @@
select ISA_DMA
select ZONE_DMA
select PCI
+ select ARCH_USES_GETTIMEOFFSET
help
Support for the StrongARM based Digital DNARD machine, also known
as "Shark" (<http://www.shark-linux.de/shark.html>).
@@ -717,6 +739,7 @@
select CPU_ARM922T
select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
+ select ARCH_USES_GETTIMEOFFSET
help
Say Y here for systems based on one of the Sharp LH7A40X
System on a Chip processors. These CPUs include an ARM922T