zephyr/tests/drivers/uart/uart_async_api/boards/esp32c3_devkitm.overlay
Lucas Tamborrino ea949d0399 tests: drivers: uart: async: esp32c3: use internal loopback
Use internal loopback for esp32c3 board, avoiding the use of
external wiring.

Signed-off-by: Lucas Tamborrino <lucas.tamborrino@espressif.com>
2023-06-22 08:13:36 +00:00

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/*
* Copyright (c) 2022 Espressif Systems (Shanghai) Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*/
&pinctrl {
uart1_test: uart1_test {
group1 {
pinmux = <UART1_TX_GPIO5>;
input-enable;
};
group2 {
pinmux = <UART1_RX_GPIO5>;
output-enable;
};
};
};
dut: &uart1 {
status = "okay";
current-speed = <115200>;
pinctrl-0 = <&uart1_test>;
pinctrl-names = "default";
dmas = <&dma 0>, <&dma 1>;
dma-names = "rx", "tx";
};
&dma {
status = "okay";
};