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sam: atsamc2x: dmac enable, fix uart-async

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Enable dmac driver for C2x in dtsi file.
Fix tests for atsamc21n_xpro board by adding
overlay.

Signed-off-by: Kamil Serwus <kserwus@gmail.com>
This commit is contained in:
Kamil Serwus 2023-04-03 18:34:40 +02:00 • committed by Carles Cufí
commit 71d0394752
6 changed files with 53 additions and 2 deletions
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1
boards/arm/atsamc21n_xpro/atsamc21n_xpro.yaml
View file

@ -12,6 +12,7 @@ toolchain:
- xtools
supported:
- adc
- dma
- gpio
- i2c
- pwm

7
dts/arm/atmel/samc2x.dtsi
View file

@ -102,6 +102,13 @@
interrupts = <1 0>;
};
dmac: dmac@41006000 {
compatible = "atmel,sam0-dmac";
reg = <0x41006000 0x50>;
interrupts = <7 0>;
#dma-cells = <2>;
};
adc0: adc@42004400 {
compatible = "atmel,sam0-adc";
status = "disabled";

7
tests/drivers/dma/chan_blen_transfer/boards/atsamc21n_xpro.overlay Normal file
View file

@ -0,0 +1,7 @@
/*
* Copyright (c) 2022 Kumar Gala <galak@kernel.org>
*
* SPDX-License-Identifier: Apache-2.0
*/
test_dma0: &dmac { };

7
tests/drivers/dma/loop_transfer/boards/atsamc21n_xpro.overlay Normal file
View file

@ -0,0 +1,7 @@
/*
* Copyright (c) 2022 Kumar Gala <galak@kernel.org>
*
* SPDX-License-Identifier: Apache-2.0
*/
test_dma0: &dmac { };

29
tests/drivers/uart/uart_async_api/boards/atsamc21n_xpro.overlay Normal file
View file

@ -0,0 +1,29 @@
/* SPDX-License-Identifier: Apache-2.0 */
&dmac {
status = "okay";
};
dut: &sercom0 {
/* Internally loop-back TX and RX on PAD0 */
rxpo = <0>;
txpo = <0>;
/* Configure DMA channels for async operation */
dmas = <&dmac 0 0x02>, <&dmac 1 0x03>;
dma-names = "rx", "tx";
};
&sercom2 {
status = "disabled";
};
&sercom3 {
status = "disabled";
};
&sercom4 {
/* configure DMA channels for async operation */
dmas = <&dmac 10 0x0A>, <&dmac 11 0x0B>;
dma-names = "rx", "tx";
};

4
tests/drivers/uart/uart_async_api/testcase.yaml
View file

@ -1,9 +1,9 @@
common:
platform_exclude: seeeduino_xiao serpente arduino_nano_33_iot atsamr21_xpro
adafruit_itsybitsy_m4_express atsame54_xpro atsamd21_xpro adafruit_trinket_m0
adafruit_itsybitsy_m4_express atsame54_xpro atsamc21n_xpro adafruit_trinket_m0
arduino_nano_33_iot arduino_zero atsamd21_xpro adafruit_feather_m0_basic_proto
adafruit_feather_m0_lora arduino_mkrzero atsaml21_xpro atsamr34_xpro stamp_c3
wio_terminal xiao_esp32c3
wio_terminal xiao_esp32c3 atsamd20_xpro xmc45_relax_kit
tags: drivers uart
tests:
drivers.uart.async_api: