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commit c97a7856e3ffba10f66a75c8fc0edeb0cbb98733 Author: Eren Terzioglu <[email protected]> AuthorDate: Thu Nov 27 16:42:43 2025 +0100 Docs/risc-v/esp32[-c3|-c6|-h2]: Add autopm docs Add autopm docs for risc-v based Espressif devices Signed-off-by: Eren Terzioglu <[email protected]> --- .../platforms/risc-v/esp32c3/boards/esp32c3-devkit/index.rst | 12 ++++++++++++ .../risc-v/esp32c6/boards/esp32c6-devkitc/index.rst | 12 ++++++++++++ .../platforms/risc-v/esp32h2/boards/esp32h2-devkit/index.rst | 6 ++++++ 3 files changed, 30 insertions(+) diff --git a/Documentation/platforms/risc-v/esp32c3/boards/esp32c3-devkit/index.rst b/Documentation/platforms/risc-v/esp32c3/boards/esp32c3-devkit/index.rst index 954dc18776c..b47ed4e8513 100644 --- a/Documentation/platforms/risc-v/esp32c3/boards/esp32c3-devkit/index.rst +++ b/Documentation/platforms/risc-v/esp32c3/boards/esp32c3-devkit/index.rst @@ -74,6 +74,18 @@ show in units of mV):: 3: channel: 2 value: 0 4: channel: 3 value: 0 +autopm +------ + +This configuration makes the device automatically enter the low power consumption mode +when in the idle state, powering off the cpu and other peripherals. + +In minimum power save mode, the station wakes up every DTIM to receive a beacon. The broadcast +data will not be lost because it is transmitted after DTIM. However, it can not save much more +power if DTIM is short as the DTIM is determined by the access point. + +During ping operation power consumption should drop from 90-100mA to 40-50mA. + ble --- diff --git a/Documentation/platforms/risc-v/esp32c6/boards/esp32c6-devkitc/index.rst b/Documentation/platforms/risc-v/esp32c6/boards/esp32c6-devkitc/index.rst index 06c7e7f129d..0cfd58ae907 100644 --- a/Documentation/platforms/risc-v/esp32c6/boards/esp32c6-devkitc/index.rst +++ b/Documentation/platforms/risc-v/esp32c6/boards/esp32c6-devkitc/index.rst @@ -109,6 +109,18 @@ show in units of mV):: 3: channel: 2 value: 103 4: channel: 3 value: 104 +autopm +------ + +This configuration makes the device automatically enter the low power consumption mode +when in the idle state, powering off the cpu and other peripherals. + +In minimum power save mode, the station wakes up every DTIM to receive a beacon. The broadcast +data will not be lost because it is transmitted after DTIM. However, it can not save much more +power if DTIM is short as the DTIM is determined by the access point. + +During ping operation power consumption should drop from 90-100mA to 30-40mA. + bmp180 ------ diff --git a/Documentation/platforms/risc-v/esp32h2/boards/esp32h2-devkit/index.rst b/Documentation/platforms/risc-v/esp32h2/boards/esp32h2-devkit/index.rst index 234a67c062f..a89b8589d76 100644 --- a/Documentation/platforms/risc-v/esp32h2/boards/esp32h2-devkit/index.rst +++ b/Documentation/platforms/risc-v/esp32h2/boards/esp32h2-devkit/index.rst @@ -108,6 +108,12 @@ show in units of mV):: 3: channel: 2 value: 1 4: channel: 3 value: 0 +autopm +------ + +This configuration makes the device automatically enter the low power consumption mode +when in the idle state, powering off the cpu and other peripherals. + bmp180 ------
