AM62 Low Power: Difference between revisions
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= Background = | = Background = | ||
TI's AM62 contains numerous low power modes. Extensive documentation on the subject can be found by visiting: | TI's AM62 contains numerous low power modes and features. Extensive documentation on the subject can be found by visiting: | ||
https://software-dl.ti.com/processor-sdk-linux/esd/AM62X/09_01_00_08/exports/docs/linux/Foundational_Components/Kernel/Kernel_Drivers/Power_Management/pm_low_power_modes.html | https://software-dl.ti.com/processor-sdk-linux/esd/AM62X/09_01_00_08/exports/docs/linux/Foundational_Components/Kernel/Kernel_Drivers/Power_Management/pm_low_power_modes.html | ||
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= Suspend to RAM (Deep Sleep) = | = Suspend to RAM (Deep Sleep) = | ||
Deep Sleep AKA Suspend-to-RAM is a low-power mode that allows an embedded device to retain its state in RAM while the processor is turned off. This can save a significant amount of power, especially in devices that are battery-powered. | |||
In order to enter deep sleep, use the following command: | |||
# pm-suspend | |||
= Wake up = | = Wake up = | ||
Revision as of 20:55, 10 April 2024
This page is using the default release am62-yocto-kirkstone-6.1.46_09.01.00.08-v1.0.
To view this page for a specific Variscite SoM and software release, please follow these steps:
- Visit variwiki.com
- Select your SoM
- Select the software release
Background
TI's AM62 contains numerous low power modes and features. Extensive documentation on the subject can be found by visiting: https://software-dl.ti.com/processor-sdk-linux/esd/AM62X/09_01_00_08/exports/docs/linux/Foundational_Components/Kernel/Kernel_Drivers/Power_Management/pm_low_power_modes.html
While this wiki article does not serve to duplicate information, it will highlight some of the key important modes and usages on Variscite's development platform.
Suspend to RAM (Deep Sleep)
Deep Sleep AKA Suspend-to-RAM is a low-power mode that allows an embedded device to retain its state in RAM while the processor is turned off. This can save a significant amount of power, especially in devices that are battery-powered.
In order to enter deep sleep, use the following command:
# pm-suspend
Wake up
TODO
CPU Hotplug
TODO