diff options
Diffstat (limited to 'arch/arm/mach-at91/Kconfig')
-rw-r--r-- | arch/arm/mach-at91/Kconfig | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 903f23c309df..af41725fcc72 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only menuconfig ARCH_AT91 bool "AT91/Microchip SoCs" depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V7 || ARM_SINGLE_ARMV7M @@ -21,7 +22,6 @@ config SOC_SAMA5D2 depends on ARCH_MULTI_V7 select SOC_SAMA5 select CACHE_L2X0 - select HAVE_FB_ATMEL select HAVE_AT91_UTMI select HAVE_AT91_USB_CLK select HAVE_AT91_H32MX @@ -36,7 +36,6 @@ config SOC_SAMA5D3 bool "SAMA5D3 family" depends on ARCH_MULTI_V7 select SOC_SAMA5 - select HAVE_FB_ATMEL select HAVE_AT91_UTMI select HAVE_AT91_SMD select HAVE_AT91_USB_CLK @@ -50,7 +49,6 @@ config SOC_SAMA5D4 depends on ARCH_MULTI_V7 select SOC_SAMA5 select CACHE_L2X0 - select HAVE_FB_ATMEL select HAVE_AT91_UTMI select HAVE_AT91_SMD select HAVE_AT91_USB_CLK @@ -107,6 +105,29 @@ config SOC_AT91SAM9 AT91SAM9X35 AT91SAM9XE +comment "Clocksource driver selection" + +config ATMEL_CLOCKSOURCE_PIT + bool "Periodic Interval Timer (PIT) support" + depends on SOC_AT91SAM9 || SOC_SAMA5 + default SOC_AT91SAM9 || SOC_SAMA5 + select ATMEL_PIT + help + Select this to get a clocksource based on the Atmel Periodic Interval + Timer. It has a relatively low resolution and the TC Block clocksource + should be preferred. + +config ATMEL_CLOCKSOURCE_TCB + bool "Timer Counter Blocks (TCB) support" + default SOC_AT91RM9200 || SOC_AT91SAM9 || SOC_SAMA5 + select ATMEL_TCB_CLKSRC + help + Select this to get a high precision clocksource based on a + TC block with a 5+ MHz base clock rate. + On platforms with 16-bit counters, two timer channels are combined + to make a single 32-bit timer. + It can also be used as a clock event device supporting oneshot mode. + config HAVE_AT91_UTMI bool |