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drivers: serial: Update sam drivers to use pinctrl

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This update Atmel sam serial drivers to use pinctrl driver and API. It
updates all boards with new pinctrl groups format.

Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
This commit is contained in:
Gerson Fernando Budke 2022-03-10 22:16:26 -03:00 • committed by Marti Bolivar
commit bfaf027dde
23 changed files with 379 additions and 71 deletions
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11
tests/drivers/uart/uart_async_api/boards/atsamr21_xpro.overlay
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@ -1,5 +1,13 @@
/* SPDX-License-Identifier: Apache-2.0 */
&pinctrl {
sercom3_loopback: sercom3_loopback {
group1 {
pinmux = <PA16D_SERCOM3_PAD0>;
};
};
};
&dmac {
status = "okay";
};
@ -20,7 +28,8 @@
txpo = <0>;
/* PAD0 must be configured to allow working loop-back */
pinctrl-0 = <&pa16d_sercom3_pad0>;
pinctrl-0 = <&sercom3_loopback>;
pinctrl-names = "default";
/* Configure DMA channels for async operation */
dmas = <&dmac 10 7>, <&dmac 11 8>;