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boards: stm32f412g_disco: Add arduino headers

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Added arduino gpios, and the typically used aliases for
arduino_spi, arduino serial and arduino_i2c

Signed-off-by: Kim Bøndergaard <kim.boendergaard@escoglobal.com>
Signed-off-by: Kim Bøndergaard <kim@fam-boendergaard.dk>
This commit is contained in:
Kim Bøndergaard 2021-05-04 10:26:23 +02:00 • committed by Kumar Gala
commit 5a54cae7ce
3 changed files with 63 additions and 0 deletions
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40
boards/arm/stm32f412g_disco/arduino_r3_connector.dtsi Normal file
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@ -0,0 +1,40 @@
/*
* Copyright (c) 2020 Kim Bøndergaard <kim.boendergaard@escoglobal.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
/ {
arduino_header: connector {
compatible = "arduino-header-r3";
#gpio-cells = <2>;
gpio-map-mask = <0xffffffff 0xffffffc0>;
gpio-map-pass-thru = <0 0x3f>;
gpio-map = <0 0 &gpioa 1 0>, /* A0 */
<1 0 &gpioc 1 0>, /* A1 */
<2 0 &gpioc 3 0>, /* A2 */
<3 0 &gpioc 4 0>, /* A3 */
<4 0 &gpioc 5 0>, /* A4 */
<5 0 &gpiob 0 0>, /* A5 */
<6 0 &gpiog 9 0>, /* D0 */
<7 0 &gpiog 14 0>, /* D1 */
<8 0 &gpiog 13 0>, /* D2 */
<9 0 &gpiof 4 0>, /* D3 */
<10 0 &gpiog 12 0>, /* D4 */
<11 0 &gpiof 10 0>, /* D5 */
<12 0 &gpiof 3 0>, /* D6 */
<13 0 &gpiog 11 0>, /* D7 */
<14 0 &gpiog 10 0>, /* D8 */
<15 0 &gpiob 8 0>, /* D9 */
<16 0 &gpioa 15 0>, /* D10 */
<17 0 &gpioa 7 0>, /* D11 */
<18 0 &gpioa 6 0>, /* D12 */
<19 0 &gpioa 5 0>, /* D13 */
<20 0 &gpiob 9 0>, /* D14 */
<21 0 &gpiob 10 0>; /* D15 */
};
};
arduino_i2c: &i2c2 {};
arduino_spi: &spi1 {};
arduino_serial: &usart6 {};

19
boards/arm/stm32f412g_disco/stm32f412g_disco.dts
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@ -7,6 +7,7 @@
/dts-v1/;
#include <st/f4/stm32f412Xg.dtsi>
#include <st/f4/stm32f412z(e-g)tx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"
/ {
model = "STMicroelectronics STM32F412G-DISCO board";
@ -101,6 +102,24 @@
status = "okay";
};
&usart6 {
pinctrl-0 = <&usart6_tx_pg14 &usart6_rx_pg9>;
current-speed = <115200>;
status = "okay";
};
&i2c2 {
pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb9>;
clock-frequency = <I2C_BITRATE_FAST>;
status = "okay";
};
&spi1 {
pinctrl-0 = <&spi1_nss_pa15 &spi1_sck_pa5
&spi1_miso_pa6 &spi1_mosi_pa7>;
status = "okay";
};
&rtc {
status = "okay";
};

4
boards/arm/stm32f412g_disco/stm32f412g_disco.yaml
View file

@ -7,4 +7,8 @@ toolchain:
- gnuarmemb
- xtools
supported:
- arduino_gpio
- arduino_serial
- arduino_i2c
- arduino_spi
- counter