boards: Add support for b_u585i_iot02a

Add basic support for b_u585i_iot02a.

Signed-off-by: Erwan Gouriou <[email protected]>

Author: erwango

boards/arm/b_u585i_iot02a/Kconfig.board

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+# B_U585I_IOT02A discovery kit configuration
+
+# Copyright (c) 2021 STMicroelectronics
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_B_U585I_IOT02A
+	bool "STM32U585I IOT Discovery kit"
+	depends on SOC_STM32U585XX

boards/arm/b_u585i_iot02a/Kconfig.defconfig

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+# B_U585I_IOT02A discovery kit board configuration
+
+# Copyright (c) 2021 STMicroelectronics
+# SPDX-License-Identifier: Apache-2.0
+
+if BOARD_B_U585I_IOT02A
+
+config BOARD
+	default "b_u585i_iot02a"
+
+endif # BOARD_B_U585I_IOT02A

boards/arm/b_u585i_iot02a/arduino_r3_connector.dtsi

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+/*
+ * Copyright (c) 2021 STMicroelectronics
+ *
+ * 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 &gpioc 0 0>,	/* A0 */
+			   <1 0 &gpioc 2 0>,	/* A1 */
+			   <2 0 &gpioc 4 0>,	/* A2 */
+			   <3 0 &gpioc 5 0>,	/* A3 */
+			   <4 0 &gpioa 7 0>,	/* A4 */
+			   <5 0 &gpiob 0 0>,	/* A5 */
+			   <6 0 &gpioc 11 0>,	/* D0 */
+			   <7 0 &gpioc 10 0>,	/* D1 */
+			   <8 0 &gpiod 15 0>,	/* D2 */
+			   <9 0 &gpiob 2 0>,	/* D3 */
+			   <10 0 &gpioe 7 0>,	/* D4 */
+			   <11 0 &gpioe 0 0>,	/* D5 */
+			   <12 0 &gpiob 6 0>,	/* D6 */
+			   <13 0 &gpiof 13 0>,	/* D7 */
+			   <14 0 &gpioc 1 0>,	/* D8 */
+			   <15 0 &gpioa 8 0>,	/* D9 */
+			   <16 0 &gpioe 12 0>,	/* D10 */
+			   <17 0 &gpioe 15 0>,	/* D11 */
+			   <18 0 &gpioe 14 0>,	/* D12 */
+			   <19 0 &gpioe 13 0>,	/* D13 */
+			   <20 0 &gpiob 9 0>,	/* D14 */
+			   <21 0 &gpiob 8 0>;	/* D15 */
+	};
+};

boards/arm/b_u585i_iot02a/b_u585i_iot02a-common.dtsi

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+/*
+ * Copyright (c) 2021 Linaro Limited
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <st/u5/stm32u585Xi.dtsi>
+#include <st/u5/stm32u585aiixq-pinctrl.dtsi>
+#include "arduino_r3_connector.dtsi"
+
+/ {
+	leds {
+		compatible = "gpio-leds";
+		green_led_1: led_1 {
+			gpios = <&gpioh 7 GPIO_ACTIVE_HIGH>;
+			label = "User LD7";
+		};
+		red_led_1: led_3 {
+			gpios = <&gpioh 6 GPIO_ACTIVE_HIGH>;
+			label = "User LD6";
+		};
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		user_button: button {
+			label = "User";
+			gpios = <&gpioc 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+		};
+	};
+};
+
+&clk_lse {
+	status = "okay";
+};
+
+&clk_msis {
+	status = "okay";
+	msi-range = <4>;
+	msi-pll-mode;
+};
+
+&pll1 {
+	div-m = <1>;
+	mul-n = <80>;
+	div-q = <2>;
+	div-r = <2>;
+	clocks = <&clk_msis>;
+	status = "okay";
+};
+
+&rcc {
+	clocks = <&pll1>;
+	clock-frequency = <DT_FREQ_M(160)>;
+	ahb-prescaler = <1>;
+	apb1-prescaler = <1>;
+	apb2-prescaler = <1>;
+	apb3-prescaler = <1>;
+};

boards/arm/b_u585i_iot02a/b_u585i_iot02a.dts

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+/*
+ * Copyright (c) 2021 STMicroelectronics
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/dts-v1/;
+#include "b_u585i_iot02a-common.dtsi"
+
+/ {
+	model = "STMicroelectronics B-U585I-IOT02A discovery kit";
+	compatible = "st,b-u585i-iot02a";
+
+	chosen {
+		zephyr,console = &usart1;
+		zephyr,shell-uart = &usart1;
+		zephyr,sram = &sram0;
+		zephyr,flash = &flash0;
+	};
+
+	aliases {
+		led0 = &green_led_1;
+		led1 = &red_led_1;
+		sw0 = &user_button;
+	};
+};
+
+&usart1 {
+	pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
+	current-speed = <115200>;
+	status = "okay";
+};

boards/arm/b_u585i_iot02a/b_u585i_iot02a.yaml

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+identifier: b_u585i_iot02a
+name: ST B_U585I_IOT02A Discovery kit
+type: mcu
+arch: arm
+toolchain:
+  - zephyr
+  - gnuarmemb
+  - xtools
+ram: 786
+flash: 2048

boards/arm/b_u585i_iot02a/b_u585i_iot02a_defconfig

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+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_SOC_SERIES_STM32U5X=y
+CONFIG_SOC_STM32U585XX=y
+
+# enable uart driver
+CONFIG_SERIAL=y
+
+# enable pinmux
+CONFIG_PINMUX=y
+
+# enable GPIO
+CONFIG_GPIO=y
+
+# Enable Clocks
+CONFIG_CLOCK_CONTROL=y
+
+# console
+CONFIG_CONSOLE=y
+CONFIG_UART_CONSOLE=y

boards/arm/b_u585i_iot02a/board.cmake

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+# SPDX-License-Identifier: Apache-2.0
+
+board_runner_args(stm32cubeprogrammer "--erase" "--port=swd" "--reset=hw")
+board_runner_args(stm32cubeprogrammer "--port=swd" "--reset=hw")
+
+board_runner_args(openocd "--tcl-port=6666")
+board_runner_args(openocd --cmd-pre-init "gdb_report_data_abort enable")
+board_runner_args(openocd "--no-halt")
+
+include(${ZEPHYR_BASE}/boards/common/stm32cubeprogrammer.board.cmake)
+# FIXME: openocd runner requires use of STMicro openocd fork.
+# Check board documentation for more details.
+include(${ZEPHYR_BASE}/boards/common/openocd.board.cmake)