Ivan Grokhotkov 31cd3f1294 esp32s2: suspend UART output using XOFF before entering light sleep
Same logic as for the ESP32, except two changes:

* need to set UART_SW_FLOW_CON_EN bit for UART_FORCE_XOFF to take
  effect
* need to check if the peripheral is not clockgated and out of reset
2020-07-13 09:52:29 +02:00
..
2020-06-28 09:42:02 +08:00
2020-06-30 21:45:31 +08:00