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author | Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> | 2014-04-24 21:58:30 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2014-04-25 11:07:35 (GMT) |
commit | d93003e8e4e1fbbc8a06ec561a63f5aa105a4c45 (patch) | |
tree | d6ef909b8363db3597e8c28b7483f94a7eea7c25 /arch | |
parent | cd1711709fe98d3569e7f8215ba31adcfc3686ae (diff) | |
download | linux-d93003e8e4e1fbbc8a06ec561a63f5aa105a4c45.tar.xz |
ARM: 8042/1: iwmmxt: allow to build iWMMXt on Marvell PJ4B
Some Marvell PJ4B CPUs also implement iWMMXt extensions. With a
proper check for iWMMXt coprocessors now in place, enable it by
default on PJ4B. While at it, also allow to manually select
the corresponding Kconfig option.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/Kconfig | 6 | ||||
-rw-r--r-- | arch/arm/kernel/Makefile | 1 |
2 files changed, 4 insertions, 3 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 53e99eb..767a1aa 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1110,9 +1110,9 @@ config ARM_NR_BANKS default 8 config IWMMXT - bool "Enable iWMMXt support" if !CPU_PJ4 - depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 - default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4 + bool "Enable iWMMXt support" + depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 || CPU_PJ4B + default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4 || CPU_PJ4B help Enable support for iWMMXt context switching at run time if running on a CPU that supports it. diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index a766bcb..040619c 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -79,6 +79,7 @@ obj-$(CONFIG_CPU_XSCALE) += xscale-cp0.o obj-$(CONFIG_CPU_XSC3) += xscale-cp0.o obj-$(CONFIG_CPU_MOHAWK) += xscale-cp0.o obj-$(CONFIG_CPU_PJ4) += pj4-cp0.o +obj-$(CONFIG_CPU_PJ4B) += pj4-cp0.o obj-$(CONFIG_IWMMXT) += iwmmxt.o obj-$(CONFIG_PERF_EVENTS) += perf_regs.o obj-$(CONFIG_HW_PERF_EVENTS) += perf_event.o perf_event_cpu.o |