X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Ftimer%2FKconfig;h=2c968967262787051bae58dd100e716e2e3610a5;hb=1914e5b5d86a31fdf14d69a036e5dac957f5e3af;hp=601e493d4f8d90d4def15720a0fe1b72aab3210c;hpb=c1924d85af4a07dc70aef1ef95c48b54a136733f;p=oweals%2Fu-boot.git diff --git a/drivers/timer/Kconfig b/drivers/timer/Kconfig index 601e493d4f..2c96896726 100644 --- a/drivers/timer/Kconfig +++ b/drivers/timer/Kconfig @@ -1,26 +1,129 @@ menu "Timer Support" config TIMER - bool "Enable Driver Model for Timer drivers" + bool "Enable driver model for timer drivers" depends on DM help - Enable driver model for Timer access. It uses the same API as - lib/time.c. But now implemented by the uclass. The first timer + Enable driver model for timer access. It uses the same API as + lib/time.c, but now implemented by the uclass. The first timer will be used. The timer is usually a 32 bits free-running up counter. There may be no real tick, and no timer interrupt. +config SPL_TIMER + bool "Enable driver model for timer drivers in SPL" + depends on TIMER && SPL + help + Enable support for timer drivers in SPL. These can be used to get + a timer value when in SPL, or perhaps for implementing a delay + function. This enables the drivers in drivers/timer as part of an + SPL build. + +config TPL_TIMER + bool "Enable driver model for timer drivers in TPL" + depends on TIMER && TPL + help + Enable support for timer drivers in TPL. These can be used to get + a timer value when in TPL, or perhaps for implementing a delay + function. This enables the drivers in drivers/timer as part of an + TPL build. + +config TIMER_EARLY + bool "Allow timer to be used early in U-Boot" + depends on TIMER + help + In some cases the timer must be accessible before driver model is + active. Examples include when using CONFIG_TRACE to trace U-Boot's + execution before driver model is set up. Enable this option to + use an early timer. These functions must be supported by your timer + driver: timer_early_get_count() and timer_early_get_rate(). + config ALTERA_TIMER - bool "Altera Timer support" + bool "Altera timer support" depends on TIMER help - Select this to enable an timer for Altera devices. Please find + Select this to enable a timer for Altera devices. Please find details on the "Embedded Peripherals IP User Guide" of Altera. +config ATMEL_PIT_TIMER + bool "Atmel periodic interval timer support" + depends on TIMER + help + Select this to enable a periodic interval timer for Atmel devices, + it is designed to offer maximum accuracy and efficient management, + even for systems with long response time. + config SANDBOX_TIMER - bool "Sandbox Timer support" + bool "Sandbox timer support" depends on SANDBOX && TIMER help Select this to enable an emulated timer for sandbox. It gets time from host os. +config X86_TSC_TIMER + bool "x86 Time-Stamp Counter (TSC) timer support" + depends on TIMER && X86 + help + Select this to enable Time-Stamp Counter (TSC) timer for x86. + +config OMAP_TIMER + bool "Omap timer support" + depends on TIMER + help + Select this to enable an timer for Omap devices. + +config AST_TIMER + bool "Aspeed ast2400/ast2500 timer support" + depends on TIMER + default y if ARCH_ASPEED + help + Select this to enable timer for Aspeed ast2400/ast2500 devices. + This is a simple sys timer driver, it is compatible with lib/time.c, + but does not support any interrupts. Even though SoC has 8 hardware + counters, they are all treated as a single device by this driver. + This is mostly because they all share several registers which + makes it difficult to completely separate them. + +config STI_TIMER + bool "STi timer support" + depends on TIMER + default y if ARCH_STI + help + Select this to enable a timer for STi devices. + +config ARC_TIMER + bool "ARC timer support" + depends on TIMER && ARC && CLK + help + Select this to enable built-in ARC timers. + ARC cores may have up to 2 built-in timers: timer0 and timer1, + usually at least one of them exists. Either of them is supported + in U-Boot. + +config AG101P_TIMER + bool "AG101P timer support" + depends on TIMER && NDS32 + help + Select this to enable a timer for AG01P devices. + +config ATCPIT100_TIMER + bool "ATCPIT100 timer support" + depends on TIMER + help + Select this to enable a ATCPIT100 timer which will be embeded + in AE3XX, AE250 boards. + +config ROCKCHIP_TIMER + bool "Rockchip timer support" + depends on TIMER + help + Select this to enable support for the timer found on + Rockchip devices. + +config STM32_TIMER + bool "STM32 timer support" + depends on TIMER + help + Select this to enable support for the timer found on + STM32 devices. + endmenu