Jetpack/kernel/kernel-4.9/rt-patches/0253-ARM-at91-tclib-Default...

38 lines
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Diff

From ef4c1e949f08dab6a7a1390a95b7908bf2f5c343 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sat, 1 May 2010 18:29:35 +0200
Subject: [PATCH 253/352] ARM: at91: tclib: Default to tclib timer for RT
RT is not too happy about the shared timer interrupt in AT91
devices. Default to tclib timer for RT.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
drivers/misc/Kconfig | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 8236b8c..e8390f3 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -54,6 +54,7 @@ config AD525X_DPOT_SPI
config ATMEL_TCLIB
bool "Atmel AT32/AT91 Timer/Counter Library"
depends on (AVR32 || ARCH_AT91)
+ default y if PREEMPT_RT_FULL
help
Select this if you want a library to allocate the Timer/Counter
blocks found on many Atmel processors. This facilitates using
@@ -86,7 +87,7 @@ config ATMEL_TCB_CLKSRC_BLOCK
config ATMEL_TCB_CLKSRC_USE_SLOW_CLOCK
bool "TC Block use 32 KiHz clock"
depends on ATMEL_TCB_CLKSRC
- default y
+ default y if !PREEMPT_RT_FULL
help
Select this to use 32 KiHz base clock rate as TC block clock
source for clock events.
--
2.7.4