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authorGraf Yang <graf.yang@analog.com>2009-05-15 13:01:59 +0200
committerMike Frysinger <vapier@gentoo.org>2009-06-12 12:11:37 +0200
commit1fa9be72b558c39459f98835eb86dbb4ef4da30b (patch)
treef0b71c7b7a3639285c64e3f3cbc449c3ff9eee3b /arch/blackfin/mach-bf561
parentBlackfin: annotate anomaly 05000120 (diff)
downloadlinux-1fa9be72b558c39459f98835eb86dbb4ef4da30b.tar.xz
linux-1fa9be72b558c39459f98835eb86dbb4ef4da30b.zip
Blackfin: add support for gptimer0 as a tick source
For systems where the core cycles are not a usable tick source (like SMP or cycles gets updated), enable gptimer0 as an alternative. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/mach-bf561')
-rw-r--r--arch/blackfin/mach-bf561/Kconfig1
-rw-r--r--arch/blackfin/mach-bf561/smp.c2
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/blackfin/mach-bf561/Kconfig b/arch/blackfin/mach-bf561/Kconfig
index 6965dd59af4c..cb9743641511 100644
--- a/arch/blackfin/mach-bf561/Kconfig
+++ b/arch/blackfin/mach-bf561/Kconfig
@@ -125,6 +125,7 @@ config IRQ_DMA2_11
default 9
config IRQ_TIMER0
int "TIMER 0 Interrupt"
+ default 7 if TICKSOURCE_GPTMR0
default 8
config IRQ_TIMER1
int "TIMER 1 Interrupt"
diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c
index 4ea13d2eb872..8c10701c251f 100644
--- a/arch/blackfin/mach-bf561/smp.c
+++ b/arch/blackfin/mach-bf561/smp.c
@@ -133,7 +133,7 @@ void __init platform_request_ipi(irq_handler_t handler)
int ret;
ret = request_irq(IRQ_SUPPLE_0, handler, IRQF_DISABLED,
- "SMP interrupt", handler);
+ "Supplemental Interrupt0", handler);
if (ret)
panic("Cannot request supplemental interrupt 0 for IPI service");
}