From 479c901f59762732dee305166ae477171cae3617 Mon Sep 17 00:00:00 2001 From: Darius Augulis Date: Tue, 9 Sep 2008 11:29:41 +0200 Subject: MXC: Lets handle IRQ by priority, defined with exported API function Signed-off-by: Darius Augulis Signed-off-by: Sascha Hauer --- arch/arm/plat-mxc/Kconfig | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/arm/plat-mxc/Kconfig') diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index e14eaad11dd5..b2a7e3fad117 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -23,4 +23,15 @@ source "arch/arm/mach-mx3/Kconfig" endmenu +config MXC_IRQ_PRIOR + bool "Use IRQ priority" + depends on ARCH_MXC + help + Select this if you want to use prioritized IRQ handling. + This feature prevents higher priority ISR to be interrupted + by lower priority IRQ even IRQF_DISABLED flag is not set. + This may be useful in embedded applications, where are strong + requirements for timing. + Say N here, unless you have a specialized requirement. + endif -- cgit v1.2.3