arch/risc-v/espressif: Fix PM wakeup sources

[eren-terzioglu]

Summary

• Docs/platforms/risc-v: Add autopm docs

Add autopm docs for esp32p4

• boards/risc-v/esp32p4: Add autopm defconfig

Add autopm defconfig for esp32p4

• arch/risc-v/espressif: Fix PM wakeup sources

Fix PM wakeup sources for esp32[-c6|-h2|-p4]

Impact

Impact on user: Yes, wakeup modes for C6 , H2 and P4 fixed

Impact on build: No

Impact on hardware: No

Impact on documentation: Related docs added

Impact on security: No

Impact on compatibility: No

Testing

esp32c6-devkitc:pm used with CONFIG_PM_GPIO_WAKEUP and COFNIG_PM_GPIO_WAKEUP_GPIO2 options

Building

make distclean && ./tools/configure.sh esp32c6-devkitc:pm && kconfig-tweak -e CONFIG_PM_GPIO_WAKEUP && kconfig-tweak -e COFNIG_PM_GPIO_WAKEUP_GPIO2 && make olddefconfig && make -j && make download ESPTOOL_PORT=/dev/ttyUSB0

Running

Commands to run

pmconfig relax idle
pmconfig relax normal
pmconfig relax normal

Results

nsh> pmconfig relax idle
nsh> pmconfig relax normal
nsh> pmconfig relax normal
up_idlepm: newstate= 2 oldstate=0
esp_pmstandby: Returned from light-sleep with: GPIO, slept for 259 ms
esp_pmstandby: GPIO wakeup mask: 4
up_idlepm: newstate= 0 oldstate=2
nsh>