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clk: Add warning log if RC_FAST clock calibration is needed on esp32h2

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This commit is contained in:
Song Ruo Jing 2023-05-15 11:43:45 +08:00
parent 6ad6fb9755
commit 702afbb0f7
1 changed files with 4 additions and 0 deletions
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4
components/esp_hw_support/port/esp_clk_tree_common.c
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@ -152,6 +152,10 @@ uint32_t esp_clk_tree_rc_fast_get_freq_hz(esp_clk_tree_src_freq_precision_t prec
if (precision == ESP_CLK_TREE_SRC_FREQ_PRECISION_APPROX) {
return SOC_CLK_RC_FAST_FREQ_APPROX;
}
// Re-evaluate this when H2 ECO2 is back IDF-7229
#if CONFIG_IDF_TARGET_ESP32H2
ESP_HW_LOGW(TAG, "RC_FAST(FOSC) clock calibration is expected to have significant hardware change in the near future, don't use it for mass production. Upgrade IDF version to support the updated hardware.");
#endif
#if SOC_CLK_RC_FAST_D256_SUPPORTED
// If RC_FAST_D256 clock exists, calibration on a slow freq clock is much faster (less slow clock cycles need to wait)
return esp_clk_tree_rc_fast_d256_get_freq_hz(precision) << 8;