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Diffstat (limited to 'arch/arm/plat-mxc/Kconfig')
| -rw-r--r-- | arch/arm/plat-mxc/Kconfig | 11 |
1 files changed, 11 insertions, 0 deletions
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 |