diff options
| author | Benedikt Spranger <b.spranger@linutronix.de> | 2010-03-08 17:57:04 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:37:46 (GMT) |
| commit | 6a7b8ea0e90731ae27114641df13ff859f10defa (patch) | |
| tree | bfe862de051025edae619aeca3bc6eb8ec73e815 /drivers/misc | |
| parent | 2c6f4d0b0408823932733edef92fd59f4eb7fadd (diff) | |
| download | linux-fsl-qoriq-6a7b8ea0e90731ae27114641df13ff859f10defa.tar.xz | |
clocksource: TCLIB: Allow higher clock rates for clock events
As default the TCLIB uses the 32KiHz base clock rate for clock events.
Add a compile time selection to allow higher clock resulution.
(fixed up by Sami Pietikäinen <Sami.Pietikainen@wapice.com>)
Signed-off-by: Benedikt Spranger <b.spranger@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/Kconfig | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 8dacd4c..bc68085 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -78,8 +78,7 @@ config ATMEL_TCB_CLKSRC are combined to make a single 32-bit timer. When GENERIC_CLOCKEVENTS is defined, the third timer channel - may be used as a clock event device supporting oneshot mode - (delays of up to two seconds) based on the 32 KiHz clock. + may be used as a clock event device supporting oneshot mode. config ATMEL_TCB_CLKSRC_BLOCK int @@ -93,6 +92,15 @@ config ATMEL_TCB_CLKSRC_BLOCK TC can be used for other purposes, such as PWM generation and interval timing. +config ATMEL_TCB_CLKSRC_USE_SLOW_CLOCK + bool "TC Block use 32 KiHz clock" + depends on ATMEL_TCB_CLKSRC + default y + help + Select this to use 32 KiHz base clock rate as TC block clock + source for clock events. + + config DUMMY_IRQ tristate "Dummy IRQ handler" default n |