From mboxrd@z Thu Jan 1 00:00:00 1970 From: soren.brinkmann@xilinx.com (Soren Brinkmann) Date: Tue, 26 Nov 2013 17:04:55 -0800 Subject: [PATCH v2 8/9] arm: zynq: Don't use arm_global_timer with cpufreq In-Reply-To: <1385514296-26702-1-git-send-email-soren.brinkmann@xilinx.com> References: <1385514296-26702-1-git-send-email-soren.brinkmann@xilinx.com> Message-ID: <1385514296-26702-9-git-send-email-soren.brinkmann@xilinx.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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. Signed-off-by: Soren Brinkmann --- 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 -- 1.8.4.4