clocksource: Add J-Core timer/clocksource driver

[linux-beck.git] / drivers / clocksource / Kconfig

diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 567788664723d5b341000af69cc4e6194ab9025d..e2c6e43cf8ca31e27af1b6c8630f7a0c590e8b7a 100644 (file)
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -305,6 +305,16 @@ config ARM_ARCH_TIMER_EVTSTREAM
          This must be disabled for hardware validation purposes to detect any
          hardware anomalies of missing events.
 
+config FSL_ERRATUM_A008585
+       bool "Workaround for Freescale/NXP Erratum A-008585"
+       default y
+       depends on ARM_ARCH_TIMER && ARM64
+       help
+         This option enables a workaround for Freescale/NXP Erratum
+         A-008585 ("ARM generic timer may contain an erroneous
+         value").  The workaround will only be active if the
+         fsl,erratum-a008585 property is found in the timer node.
+
 config ARM_GLOBAL_TIMER
        bool "Support for the ARM global timer" if COMPILE_TEST
        select CLKSRC_OF if OF
@@ -351,7 +361,7 @@ config CLKSRC_METAG_GENERIC
 
 config CLKSRC_EXYNOS_MCT
        bool "Exynos multi core timer driver" if COMPILE_TEST
-       depends on ARM
+       depends on ARM || ARM64
        help
          Support for Multi Core Timer controller on Exynos SoCs.
 
@@ -407,6 +417,16 @@ config SYS_SUPPORTS_SH_TMU
 config SYS_SUPPORTS_EM_STI
         bool
 
+config CLKSRC_JCORE_PIT
+       bool "J-Core PIT timer driver" if COMPILE_TEST
+       depends on OF
+       depends on GENERIC_CLOCKEVENTS
+       depends on HAS_IOMEM
+       select CLKSRC_MMIO
+       help
+         This enables build of clocksource and clockevent driver for
+         the integrated PIT in the J-Core synthesizable, open source SoC.
+
 config SH_TIMER_CMT
        bool "Renesas CMT timer driver" if COMPILE_TEST
        depends on GENERIC_CLOCKEVENTS