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boards: adafruit: feather_m0_basic_proto: add GPIO references

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Add a description of the feather connector GPIOs. This enables a
featherwing shield to reference the GPIO by its label.

Signed-off-by: Philip-Dylan Gleonec <philip-dylan@gleonec.bzh>
This commit is contained in:
Philip-Dylan Gleonec 2024-08-17 01:56:47 +02:00 • committed by Fabio Baltieri
commit 7c698d4736
1 changed files with 30 additions and 0 deletions
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30
boards/adafruit/feather_m0_basic_proto/feather_connector.dtsi
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@ -5,5 +5,35 @@
* SPDX-License-Identifier: Apache-2.0
*/
/ {
feather_header: connector {
compatible = "adafruit-feather-header";
#gpio-cells = <2>;
gpio-map-mask = <0xffffffff 0xffffffc0>;
gpio-map-pass-thru = <0 0x3f>;
gpio-map = <0 0 &porta 2 0>, /* A0 */
<1 0 &portb 8 0>, /* A1 */
<2 0 &portb 9 0>, /* A2 */
<3 0 &porta 4 0>, /* A3 */
<4 0 &porta 5 0>, /* A4 */
<5 0 &portb 2 0>, /* A5 */
<6 0 &portb 11 0>, /* SCK */
<7 0 &portb 10 0>, /* MOSI */
<8 0 &porta 12 0>, /* MISO */
<9 0 &porta 11 0>, /* RX / D0 */
<10 0 &porta 10 0>, /* TX / D1 */
<11 0 &porta 13 0>, /* GND (NC) */
<12 0 &porta 22 0>, /* SDA */
<13 0 &porta 23 0>, /* SCL */
<14 0 &porta 15 0>, /* D5 */
<15 0 &porta 20 0>, /* D6 */
<16 0 &porta 7 0>, /* D9 */
<17 0 &porta 18 0>, /* D10 */
<18 0 &porta 16 0>, /* D11 */
<19 0 &porta 19 0>, /* D12 */
<20 0 &porta 17 0>; /* D13 */
};
};
feather_i2c: &sercom3 {};
feather_spi: &sercom4 {};