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boards: arm: stm32mp157c_dk2: Add Arduino R3 connector definition

Add Arduino R3 connector equivalence to the stm32mp157c_dk2.

Signed-off-by: Yaël Boutreux <yael.boutreux@st.com>
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
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yboutreux authored and MaureenHelm committed Jun 25, 2019
1 parent 4fe004a commit 2192f1d0a48cffddb2bb975e776fa1ab0b214d6a
@@ -0,0 +1,38 @@
/*
* Copyright (c) 2019 STMicroelectronics
*
* SPDX-License-Identifier: Apache-2.0
*/

/ {
arduino_header: connector {
compatible = "arduino-header-r3";
#gpio-cells = <2>;
gpio-map = <0 0 &gpiof 14 0>, /* A0 */
<1 0 &gpiof 13 0>, /* A1 */
/* ANA0 is not a GPIO A2 */
/* ANA1 is not a GPIO A3 */
<4 0 &gpioc 3 0>, /* A4 */
<5 0 &gpiof 12 0>, /* A5 */
<6 0 &gpioe 7 0>, /* D0 */
<7 0 &gpioe 8 0>, /* D1 */
<8 0 &gpioe 1 0>, /* D2 */
<9 0 &gpiod 14 0>, /* D3 */
<10 0 &gpioe 10 0>, /* D4 */
<11 0 &gpiod 15 0>, /* D5 */
<12 0 &gpioe 9 0>, /* D6 */
<13 0 &gpiod 1 0>, /* D7 */
<14 0 &gpiog 3 0>, /* D8 */
<15 0 &gpioh 6 0>, /* D9 */
<16 0 &gpioe 11 0>, /* D10 */
<17 0 &gpioe 14 0>, /* D11 */
<18 0 &gpioe 13 0>, /* D12 */
<19 0 &gpioe 12 0>, /* D13 */
<20 0 &gpioa 12 0>, /* D14 */
<21 0 &gpioa 11 0>; /* D15 */
};
};

/* arduino_i2c: I2C is not yet supported on STM32MP1 */
arduino_serial: &uart7 {};
/* arduino_spi: SPI is not yet supported on STM32MP1 */
@@ -6,6 +6,7 @@

/dts-v1/;
#include <st/mp1/stm32mp157.dtsi>
#include "arduino_r3_connector.dtsi"

/ {
model = "STMicroelectronics STM32MP157-DK2 board";
@@ -25,8 +26,6 @@
};
};

arduino_serial: &uart7 {};

&usart3 {
current-speed = <115200>;
pinctrl-0 = <&usart3_pins_a>;

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