bsp/stm32h7: New BSP

Update #3910.

bsps/arm/stm32h7/console/console-usart2.c

@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/*
+ * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stm32h7/hal.h>
+
+static const stm32h7_uart_config stm32h7_usart2_config = {
+  .gpio = {
+    .regs = GPIOA,
+    .config = {
+      .Pin = GPIO_PIN_2 | GPIO_PIN_3,
+      .Mode = GPIO_MODE_AF_PP,
+      .Pull = GPIO_NOPULL,
+      .Speed = GPIO_SPEED_FREQ_LOW,
+      .Alternate = GPIO_AF7_USART2
+    }
+  },
+  .irq = USART2_IRQn,
+  .device_index = 1
+};
+
+stm32h7_uart_context stm32h7_usart2_instance = {
+  .uart = {
+    .Instance = USART2,
+    .Init.BaudRate = BSP_CONSOLE_BAUD,
+    .Init.WordLength = UART_WORDLENGTH_8B,
+    .Init.StopBits = UART_STOPBITS_1,
+    .Init.Parity = UART_PARITY_NONE,
+    .Init.Mode = UART_MODE_TX_RX,
+    .Init.HwFlowCtl = UART_HWCONTROL_NONE,
+    .Init.OverSampling = UART_OVERSAMPLING_16,
+    .Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE,
+    .Init.ClockPrescaler = UART_PRESCALER_DIV1,
+    .AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT
+  },
+  .config = &stm32h7_usart2_config
+};