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boards/arm: stm32l562e_dk: Enabling usart3

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This commit enables usart3 channel on stm32l562e_dk platform.
This would also be used to test usart in dma mode with
tests/drivers/uart/uart_async_api.

Signed-off-by: Krishna Mohan Dani <krishnamohan.d@hcl.com>
This commit is contained in:
Krishna Mohan Dani 2021-07-09 01:30:26 +05:30 • committed by Anas Nashif
commit 83f1420c72
3 changed files with 8 additions and 0 deletions
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boards/arm/stm32l562e_dk/doc/index.rst
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@ -197,6 +197,7 @@ Default Zephyr Peripheral Mapping:
----------------------------------
- USART_1 TX/RX : PA9/PA10
- USART_3 TX/RX : PC10/PC11
- I2C_1 SCL/SDA : PB6/PB7
- SPI_1 SCK/MISO/MOSI : PG2/PG3/PG4 (BT SPI bus)
- SPI_3 NSS/SCK/MISO/MOSI : PE0/PG9/PB4/PB5 (Arduino SPI)