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clocksource: add DBX500 PRCMU Timer support

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This patch adds the DBX500 PRCMU Timer driver as a clocksource
and as sched_clock.

Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Mattias Wallin <mattias.wallin@stericsson.com>
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Mattias Wallin
2011-05-27 10:30:12 +02:00
committed by Linus Walleij
parent cba13830d3
commit 489bccea63
4 changed files with 142 additions and 0 deletions
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15
drivers/clocksource/Kconfig
View File

@@ -15,3 +15,18 @@ config CLKSRC_MMIO
config DW_APB_TIMER
bool
config CLKSRC_DBX500_PRCMU
bool "Clocksource PRCMU Timer"
depends on UX500_SOC_DB5500 || UX500_SOC_DB8500
default y
help
Use the always on PRCMU Timer as clocksource
config CLKSRC_DBX500_PRCMU_SCHED_CLOCK
bool "Clocksource PRCMU Timer sched_clock"
depends on (CLKSRC_DBX500_PRCMU && !NOMADIK_MTU_SCHED_CLOCK)
select HAVE_SCHED_CLOCK
default y
help
Use the always on PRCMU Timer as sched_clock