P4: light SLEEP with timer and UART wake#5564
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# Conflicts: # esp-metadata-generated/src/_build_script_utils.rs # esp-metadata-generated/src/_generated_esp32p4.rs
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DRAFT
Adds initial light-sleep support for ESP32-P4 (ECO5+, 3.x)
I surveid from IDF's
pmu_sleep_startflow and wire LP_TIMER + UART0/UART1 wake bits,and fix Rtc::time_since_boot_raw to wait one LP_SLOW_CLK period after the main_timer_update strobe so the first call returns a valid counter.
I am testing on EV Board v1.7 / chip rev v3.2 (ECO7).
Submission Checklist 📝
cargo xtask fmt-packagescommand to ensure that all changed code is formatted correctly.CHANGELOG.mdin the proper section.Extra:
Pull Request Details 📖
Description
Basic
RTCandSLEEPimplementations for light speed task and simple and UART wake-up.Testing
Write down ASAP