boards: wch: add support for ch32v003f4p6 development board

# Copyright (c) 2025 Andrei-Edward Popa <andrei.popa105@yahoo.com>.

# SPDX-License-Identifier: Apache-2.0

zephyr_library()

zephyr_library_sources(board.c)

# Copyright (c) 2025 Andrei-Edward Popa

# SPDX-License-Identifier: Apache-2.0

config BOARD_CH32V003F4P6_DEV_BOARD

	select BOARD_LATE_INIT_HOOK

# Copyright (c) 2025 Andrei-Edward Popa

# SPDX-License-Identifier: Apache-2.0

config BOARD_CH32V003F4P6_DEV_BOARD

	select SOC_CH32V003

/*

 * Copyright (c) 2025 Andrei-Edward Popa <andrei.popa105@yahoo.com>

 *

 * SPDX-License-Identifier: Apache-2.0

 */

#include <zephyr/init.h>

#include <zephyr/drivers/gpio.h>

#include <ch32fun.h>

#define AFIO_SWCFG_MASK    0x07000000

#define AFIO_SWCFG_SWD_OFF 0x04000000

void board_late_init_hook(void)

{

#if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(gpiod))

	const struct device *gpiod = DEVICE_DT_GET(DT_NODELABEL(gpiod));

	uint32_t pcfr1;

	/*

	 * PD1 is wired to led and to SWDIO pin.

	 * If PD1 is not put to ground, change the function to GPIO to use

	 * the led as a user led.

	 * If PD1 is put to ground, let the pin as SWDIO pin (default) to be

	 * able to program the board.

	 */

	if (gpio_pin_get(gpiod, 1) == 1) {

		RCC->APB2PCENR |= RCC_AFIOEN;

		pcfr1 = AFIO->PCFR1;

		pcfr1 = (pcfr1 & ~AFIO_SWCFG_MASK) | (AFIO_SWCFG_SWD_OFF & AFIO_SWCFG_MASK);

		AFIO->PCFR1 = pcfr1;

	}

#endif

}

# Copyright (c) 2025 Andrei-Edward Popa

# SPDX-License-Identifier: Apache-2.0

board_runner_args(minichlink)

include(${ZEPHYR_BASE}/boards/common/minichlink.board.cmake)

board_runner_args(openocd "--use-elf" "--cmd-reset-halt" "halt")

include(${ZEPHYR_BASE}/boards/common/openocd.board.cmake)