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[esp32] Add flash_mode and flash_frequency config options (#16920)

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Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
This commit is contained in:
Jonathan Swoboda
2026-06-14 18:56:18 -04:00
committed by Jesse Hills
parent f83e3ad6a6
commit 99425e3a97
4 changed files with 66 additions and 0 deletions
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7
tests/component_tests/esp32/config/flash_mode_default.yaml Normal file
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@@ -0,0 +1,7 @@
esphome:
name: test
esp32:
board: esp32dev
framework:
type: esp-idf

9
tests/component_tests/esp32/config/flash_mode_idf.yaml Normal file
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@@ -0,0 +1,9 @@
esphome:
name: test
esp32:
board: esp32dev
flash_mode: qio
flash_frequency: 80MHz
framework:
type: esp-idf

26
tests/component_tests/esp32/test_esp32.py
View File

@@ -285,3 +285,29 @@ def test_native_idf_enables_reproducible_build(
sdkconfig = CORE.data[KEY_ESP32][KEY_SDKCONFIG_OPTIONS]
assert sdkconfig.get("CONFIG_APP_REPRODUCIBLE_BUILD") is True
def test_flash_mode_sets_sdkconfig_and_pio_option(
generate_main: Callable[[str | Path], str],
component_config_path: Callable[[str], Path],
) -> None:
"""flash_mode/flash_frequency select the esptool flash parameters on both backends."""
generate_main(component_config_path("flash_mode_idf.yaml"))
sdkconfig = CORE.data[KEY_ESP32][KEY_SDKCONFIG_OPTIONS]
assert sdkconfig.get("CONFIG_ESPTOOLPY_FLASHMODE_QIO") is True
assert sdkconfig.get("CONFIG_ESPTOOLPY_FLASHFREQ_80M") is True
assert CORE.platformio_options.get("board_build.flash_mode") == "qio"
assert CORE.platformio_options.get("board_build.f_flash") == "80000000L"
def test_flash_mode_unset_leaves_defaults(
generate_main: Callable[[str | Path], str],
component_config_path: Callable[[str], Path],
) -> None:
"""Without flash_mode the board/sdkconfig defaults stay untouched."""
generate_main(component_config_path("flash_mode_default.yaml"))
sdkconfig = CORE.data[KEY_ESP32][KEY_SDKCONFIG_OPTIONS]
assert not any(key.startswith("CONFIG_ESPTOOLPY_FLASHMODE_") for key in sdkconfig)
assert not any(key.startswith("CONFIG_ESPTOOLPY_FLASHFREQ_") for key in sdkconfig)
assert "board_build.flash_mode" not in CORE.platformio_options
assert "board_build.f_flash" not in CORE.platformio_options