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fix(bbpll): fix bbpll calibration may stop early bug(ESP32C2/S3)

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This commit is contained in:
chaijie@espressif.com
2023-11-03 14:33:20 +08:00
committed by Xiao Xufeng
parent 69f1349dd6
commit d91c6d0da8
3 changed files with 3 additions and 0 deletions
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1
components/esp_hw_support/port/esp32c2/rtc_clk.c
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@@ -128,6 +128,7 @@ static void rtc_clk_bbpll_configure(rtc_xtal_freq_t xtal_freq, int pll_freq)
clk_ll_bbpll_set_config(pll_freq, xtal_freq);
/* WAIT CALIBRATION DONE */
while(!regi2c_ctrl_ll_bbpll_calibration_is_done());
esp_rom_delay_us(10);
/* BBPLL CALIBRATION STOP */
regi2c_ctrl_ll_bbpll_calibration_stop();

1
components/esp_hw_support/port/esp32h2/rtc_clk.c
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@@ -140,6 +140,7 @@ static void rtc_clk_bbpll_configure(rtc_xtal_freq_t xtal_freq, int pll_freq)
clk_ll_bbpll_set_config(pll_freq, xtal_freq);
// Wait until calibration finishes
while (!regi2c_ctrl_ll_bbpll_calibration_is_done());
esp_rom_delay_us(10);
// Prevent BBPLL clock jitter
regi2c_ctrl_ll_bbpll_calibration_stop();
s_cur_pll_freq = pll_freq;

1
components/esp_hw_support/port/esp32s3/rtc_clk.c
View File

@@ -162,6 +162,7 @@ static void rtc_clk_bbpll_configure(rtc_xtal_freq_t xtal_freq, int pll_freq)
clk_ll_bbpll_set_config(pll_freq, xtal_freq);
/* WAIT CALIBRATION DONE */
while(!regi2c_ctrl_ll_bbpll_calibration_is_done());
esp_rom_delay_us(10);
/* BBPLL CALIBRATION STOP */
regi2c_ctrl_ll_bbpll_calibration_stop();