:orphan: .. title:: CONFIG_CAVS_TIMER .. kconfig:: CONFIG_CAVS_TIMER CONFIG_CAVS_TIMER ################# *CAVS DSP Wall Clock Timer on Intel SoC* Type: ``bool`` Help ==== .. code-block:: none The DSP wall clock timer is a timer driven directly by external oscillator and is external to the CPU core(s). It is not as fast as the internal core clock, but provides a common and synchronized counter for all CPU cores (which is useful for SMP). Direct dependencies =================== \ :kconfig:`SOC_SERIES_INTEL_CAVS_V15 ` || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V18 ` || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V20 ` || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V25 ` || (\ :kconfig:`SMP ` && \ :kconfig:`SOC_INTEL_S1000 `) || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V15 ` || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V18 ` || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V20 ` || \ :kconfig:`SOC_SERIES_INTEL_CAVS_V25 ` || (\ :kconfig:`SMP ` && \ :kconfig:`SOC_INTEL_S1000 `) || \ :kconfig:`CAVS_ICTL ` *(Includes any dependencies from ifs and menus.)* Defaults ======== - y - y - y - y - y - y - y - y - y - y Symbols selected by this symbol =============================== - \ :kconfig:`TICKLESS_CAPABLE ` Kconfig definitions =================== At ``/xtensa/intel_adsp/cavs_v15/Kconfig.defconfig.series:24`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``/kconfig/Kconfig.soc.defconfig:1`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V15 ---- At ``/xtensa/intel_adsp/cavs_v18/Kconfig.defconfig.series:24`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``/kconfig/Kconfig.soc.defconfig:1`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V18 ---- At ``/xtensa/intel_adsp/cavs_v20/Kconfig.defconfig.series:24`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``/kconfig/Kconfig.soc.defconfig:1`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V20 ---- At ``/xtensa/intel_adsp/cavs_v25/Kconfig.defconfig.series:28`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``/kconfig/Kconfig.soc.defconfig:1`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V25 ---- At ``/xtensa/intel_s1000/Kconfig.defconfig:42`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``/kconfig/Kconfig.soc.defconfig:1`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SMP && SOC_INTEL_S1000 ---- At ``/xtensa/intel_adsp/cavs_v15/Kconfig.defconfig.series:24`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:27`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V15 ---- At ``/xtensa/intel_adsp/cavs_v18/Kconfig.defconfig.series:24`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:27`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V18 ---- At ``/xtensa/intel_adsp/cavs_v20/Kconfig.defconfig.series:24`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:27`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V20 ---- At ``/xtensa/intel_adsp/cavs_v25/Kconfig.defconfig.series:28`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:27`` → ``/xtensa/intel_adsp/Kconfig.defconfig:6`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SOC_SERIES_INTEL_CAVS_V25 ---- At ``/xtensa/intel_s1000/Kconfig.defconfig:42`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:27`` Menu path: (Top) .. code-block:: kconfig config CAVS_TIMER bool default y depends on SMP && SOC_INTEL_S1000 ---- At ``/timer/Kconfig:327`` Included via ``Kconfig:8`` → ``Kconfig.zephyr:42`` → ``/Kconfig:30`` Menu path: (Top) → Device Drivers → Timer Drivers .. code-block:: kconfig config CAVS_TIMER bool "CAVS DSP Wall Clock Timer on Intel SoC" select TICKLESS_CAPABLE depends on CAVS_ICTL help The DSP wall clock timer is a timer driven directly by external oscillator and is external to the CPU core(s). It is not as fast as the internal core clock, but provides a common and synchronized counter for all CPU cores (which is useful for SMP). *(The 'depends on' condition includes propagated dependencies from ifs and menus.)*