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Merge branch 'bugfix/pm_uart_garbage' into 'master'

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esp_pm: fix garbage on UART when CONFIG_PM_ENABLE=y

See merge request espressif/esp-idf!10843
This commit is contained in:
Ivan Grokhotkov
2020-10-20 22:18:00 +08:00
parent b3ce1db97a 50ef2f97d6
commit b98032aae4
1 changed files with 1 additions and 1 deletions
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2
components/esp_pm/pm_impl.c
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@@ -680,7 +680,7 @@ void esp_pm_impl_dump_stats(FILE* out)
void esp_pm_impl_init(void)
{
#if defined(CONFIG_ESP_CONSOLE_UART)
while(!uart_ll_get_txfifo_len(UART_LL_GET_HW(CONFIG_ESP_CONSOLE_UART_NUM)));
while(!uart_ll_is_tx_idle(UART_LL_GET_HW(CONFIG_ESP_CONSOLE_UART_NUM)));
/* When DFS is enabled, override system setting and use REFTICK as UART clock source */
uart_ll_set_baudrate(UART_LL_GET_HW(CONFIG_ESP_CONSOLE_UART_NUM), UART_SCLK_REF_TICK, CONFIG_ESP_CONSOLE_UART_BAUDRATE);
#endif // CONFIG_ESP_CONSOLE_UART