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Merge branch 'fix/i2c_stretch_probe' into 'master'

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fix(i2c_master): Fix the stretch happen cause timeout in probe

Closes IDFGH-14869

See merge request espressif/esp-idf!37975
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C.S.M
2025-03-28 10:36:22 +08:00
parent 21ca2378cb 43e83b8324
commit d5b052014c
1 changed files with 2 additions and 0 deletions
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components/esp_driver_i2c/i2c_master.c
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@@ -1285,6 +1285,8 @@ esp_err_t i2c_master_probe(i2c_master_bus_handle_t bus_handle, uint16_t address,
}
i2c_ll_master_set_fractional_divider(hal->dev, 0, 0);
i2c_ll_enable_intr_mask(hal->dev, I2C_LL_MASTER_EVENT_INTR);
// 20ms is sufficient for stretch, since there is no device config on probe operation.
i2c_hal_master_set_scl_timeout_val(hal, 20 * 1000, bus_handle->base->clk_src_freq_hz);
i2c_ll_update(hal->dev);
s_i2c_send_commands(bus_handle, ticks_to_wait);