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Message-Id: <1391466877-28908-7-git-send-email-soren.brinkmann@xilinx.com>
Date: Mon, 3 Feb 2014 14:34:36 -0800
From: Soren Brinkmann <soren.brinkmann@...inx.com>
To: Thomas Gleixner <tglx@...utronix.de>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
Michal Simek <michal.simek@...inx.com>
Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
Sören Brinkmann <soren.brinkmann@...inx.com>,
Russell King <linux@....linux.org.uk>
Subject: [PATCH v3 6/7] 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@....linux.org.uk>
Signed-off-by: Soren Brinkmann <soren.brinkmann@...inx.com>
---
arch/arm/mach-zynq/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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
--
1.8.5.3
--
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