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authorSoren Brinkmann <soren.brinkmann@xilinx.com>2014-02-19 15:14:43 -0800
committerDaniel Lezcano <daniel.lezcano@linaro.org>2014-03-11 23:10:16 +0100
commit61f1fc7e9258a169ac8afb5ddf657a181e60d052 (patch)
tree1d08dcbb52fa9284a9e15265bcf1efdd3be220db
parentb3e90722f6f53fa457a88146a877e34ea71d25ea (diff)
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arm: zynq: Don't use arm_global_timer with cpufreq
The timer frequency of the arm_global_timer depends on the CPU frequency. With cpufreq altering that frequency the arm_global_timer does not maintain a stable time base. Therefore don't enable that timer in case cpufreq is enabled. Cc: Russell King <linux@arm.linux.org.uk> Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Michal Simek <michal.simek@xilinx.com>
-rw-r--r--arch/arm/mach-zynq/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig
index 6b04260aa142..f84fab14f0b7 100644
--- a/arch/arm/mach-zynq/Kconfig
+++ b/arch/arm/mach-zynq/Kconfig
@@ -13,6 +13,6 @@ config ARCH_ZYNQ
select HAVE_SMP
select SPARSE_IRQ
select CADENCE_TTC_TIMER
- select ARM_GLOBAL_TIMER
+ select ARM_GLOBAL_TIMER if !CPU_FREQ
help
Support for Xilinx Zynq ARM Cortex A9 Platform