boards/nucleo144-f446: add initial support

boards/nucleo144-f446/Makefile

@@ -0,0 +1,3 @@
+MODULE = board
+
+include $(RIOTBASE)/Makefile.base

boards/nucleo144-f446/Makefile.dep

@@ -0,0 +1 @@
+include $(RIOTBOARD)/nucleo-common/Makefile.dep

boards/nucleo144-f446/Makefile.features

@@ -0,0 +1,14 @@
+# Put defined MCU peripherals here (in alphabetical order)
+FEATURES_PROVIDED += periph_cpuid
+FEATURES_PROVIDED += periph_gpio
+FEATURES_PROVIDED += periph_i2c
+FEATURES_PROVIDED += periph_pwm
+FEATURES_PROVIDED += periph_spi
+FEATURES_PROVIDED += periph_timer
+FEATURES_PROVIDED += periph_uart
+
+# load the common Makefile.features for Nucleo boards
+include $(RIOTBOARD)/nucleo144-common/Makefile.features
+
+# The board MPU family (used for grouping by the CI system)
+FEATURES_MCU_GROUP = cortex_m4_3

boards/nucleo144-f446/Makefile.include

@@ -0,0 +1,6 @@
+# define the cpu used by the nucleo144-f446 board
+export CPU = stm32f4
+export CPU_MODEL = stm32f446ze
+
+# load the common Makefile.include for Nucleo-144 boards
+include $(RIOTBOARD)/nucleo144-common/Makefile.include

boards/nucleo144-f446/board.c

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2017 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup     boards_nucleo144-f446
+ * @{
+ *
+ * @file
+ * @brief       Board specific implementations for the nucleo144-f446 board
+ *
+ * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ *
+ * @}
+ */
+
+#include "board.h"
+#include "periph/gpio.h"
+
+void board_init(void)
+{
+    /* initialize the CPU */
+    cpu_init();
+
+    /* initialize the boards LEDs */
+    gpio_init(LED0_PIN, GPIO_OUT);
+}

boards/nucleo144-f446/dist/openocd.cfg

@@ -0,0 +1 @@
+source [find board/st_nucleo_f4.cfg]

boards/nucleo144-f446/include/board.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2017 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser General
+ * Public License v2.1. See the file LICENSE in the top level directory for more
+ * details.
+ */
+
+/**
+ * @defgroup    boards_nucleo144-f446 Nucleo144-F446
+ * @ingroup     boards
+ * @brief       Board specific files for the nucleo144-f446 board
+ * @{
+ *
+ * @file
+ * @brief       Board specific definitions for the nucleo144-f446 board
+ *
+ * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ */
+
+#ifndef BOARD_H
+#define BOARD_H
+
+#include "board_common.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @name xtimer configuration
+ * @{
+ */
+#define XTIMER_DEV          TIMER_DEV(0)
+#define XTIMER_CHAN         (0)
+#define XTIMER_OVERHEAD     (6)
+#define XTIMER_BACKOFF      (5)
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BOARD_H */
+/** @} */

boards/nucleo144-f446/include/periph_conf.h

@@ -0,0 +1,257 @@
+/*
+ * Copyright (C) 2017 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup     boards_nucleo144-f446
+ * @{
+ *
+ * @file
+ * @name        Peripheral MCU configuration for the nucleo144-f446 board
+ *
+ * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ */
+
+#ifndef PERIPH_CONF_H
+#define PERIPH_CONF_H
+
+#include "periph_cpu.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @name Clock system configuration
+ * @{
+ */
+#define CLOCK_HSE           (8000000U)          /* external oscillator */
+#define CLOCK_CORECLOCK     (180000000U)        /* desired core clock frequency */
+
+/* the actual PLL values are automatically generated */
+#define CLOCK_PLL_M         (CLOCK_HSE / 1000000)
+#define CLOCK_PLL_N         ((CLOCK_CORECLOCK / 1000000) * 2)
+#define CLOCK_PLL_P         (2U)
+#define CLOCK_PLL_Q         (CLOCK_PLL_N / 48)
+#define CLOCK_AHB_DIV       RCC_CFGR_HPRE_DIV1
+#define CLOCK_APB1_DIV      RCC_CFGR_PPRE1_DIV2
+#define CLOCK_APB2_DIV      RCC_CFGR_PPRE2_DIV1
+#define CLOCK_FLASH_LATENCY FLASH_ACR_LATENCY_5WS
+
+/* bus clocks for simplified peripheral initialization, UPDATE MANUALLY! */
+#define CLOCK_AHB           (CLOCK_CORECLOCK / 1)
+#define CLOCK_APB1          (CLOCK_CORECLOCK / 2)
+#define CLOCK_APB2          (CLOCK_CORECLOCK / 1)
+/** @} */
+
+/**
+ * @name   Timer configuration
+ * @{
+ */
+static const timer_conf_t timer_config[] = {
+    {
+        .dev      = TIM5,
+        .max      = 0xffffffff,
+        .rcc_mask = RCC_APB1ENR_TIM5EN,
+        .bus      = APB1,
+        .irqn     = TIM5_IRQn
+    }
+};
+
+#define TIMER_0_ISR         isr_tim5
+
+#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
+/** @} */
+
+/**
+ * @name   UART configuration
+ * @{
+ */
+static const uart_conf_t uart_config[] = {
+    {
+        .dev        = USART3,
+        .rcc_mask   = RCC_APB1ENR_USART3EN,
+        .rx_pin     = GPIO_PIN(PORT_D, 9),
+        .tx_pin     = GPIO_PIN(PORT_D, 8),
+        .rx_af      = GPIO_AF7,
+        .tx_af      = GPIO_AF7,
+        .bus        = APB1,
+        .irqn       = USART3_IRQn,
+#ifdef UART_USE_DMA
+        .dma_stream = 6,
+        .dma_chan   = 4
+#endif
+    },
+    {
+        .dev        = USART2,
+        .rcc_mask   = RCC_APB1ENR_USART2EN,
+        .rx_pin     = GPIO_PIN(PORT_A, 3),
+        .tx_pin     = GPIO_PIN(PORT_A, 2),
+        .rx_af      = GPIO_AF7,
+        .tx_af      = GPIO_AF7,
+        .bus        = APB1,
+        .irqn       = USART2_IRQn,
+#ifdef UART_USE_DMA
+        .dma_stream = 5,
+        .dma_chan   = 4
+#endif
+    },
+    {
+        .dev        = USART1,
+        .rcc_mask   = RCC_APB2ENR_USART1EN,
+        .rx_pin     = GPIO_PIN(PORT_A, 10),
+        .tx_pin     = GPIO_PIN(PORT_A, 9),
+        .rx_af      = GPIO_AF7,
+        .tx_af      = GPIO_AF7,
+        .bus        = APB2,
+        .irqn       = USART1_IRQn,
+#ifdef UART_USE_DMA
+        .dma_stream = 4,
+        .dma_chan   = 4
+#endif
+    },
+};
+
+#define UART_0_ISR          (isr_usart3)
+#define UART_0_DMA_ISR      (isr_dma1_stream6)
+#define UART_1_ISR          (isr_usart2)
+#define UART_1_DMA_ISR      (isr_dma1_stream5)
+#define UART_2_ISR          (isr_usart1)
+#define UART_2_DMA_ISR      (isr_dma1_stream4)
+
+#define UART_NUMOF          (sizeof(uart_config) / sizeof(uart_config[0]))
+/** @} */
+
+/**
+ * @brief   PWM configuration
+ * @{
+ */
+static const pwm_conf_t pwm_config[] = {
+    {
+        .dev      = TIM2,
+        .rcc_mask = RCC_APB1ENR_TIM2EN,
+        .chan     = { { .pin = GPIO_PIN(PORT_A, 15), .cc_chan = 0},
+                      { .pin = GPIO_PIN(PORT_B,  3), .cc_chan = 1},
+                      { .pin = GPIO_PIN(PORT_B, 10), .cc_chan = 2},
+                      { .pin = GPIO_PIN(PORT_B,  2), .cc_chan = 3} },
+        .af       = GPIO_AF1,
+        .bus      = APB1
+    },
+    {
+        .dev      = TIM3,
+        .rcc_mask = RCC_APB1ENR_TIM3EN,
+        .chan     = { { .pin = GPIO_PIN(PORT_B, 4), .cc_chan = 0 },
+                      { .pin = GPIO_UNDEF, .cc_chan = 0 },
+                      { .pin = GPIO_UNDEF, .cc_chan = 0 },
+                      { .pin = GPIO_UNDEF, .cc_chan = 0 } },
+        .af       = GPIO_AF2,
+        .bus      = APB1
+    },
+    {
+        .dev      = TIM8,
+        .rcc_mask = RCC_APB2ENR_TIM8EN,
+        .chan     = { { .pin = GPIO_PIN(PORT_C, 6), .cc_chan = 0},
+                      { .pin = GPIO_PIN(PORT_C, 7), .cc_chan = 1},
+                      { .pin = GPIO_PIN(PORT_C, 8), .cc_chan = 2},
+                      { .pin = GPIO_PIN(PORT_C, 9), .cc_chan = 3} },
+        .af       = GPIO_AF3,
+        .bus      = APB2
+    },
+};
+
+#define PWM_NUMOF           (sizeof(pwm_config) / sizeof(pwm_config[0]))
+/** @} */
+
+/**
+ * @name   SPI configuration
+ *
+ * @note    The spi_divtable is auto-generated from
+ *          `cpu/stm32_common/dist/spi_divtable/spi_divtable.c`
+ * @{
+ */
+static const uint8_t spi_divtable[2][5] = {
+    {       /* for APB1 @ 90000000Hz */
+        7,  /* -> 351562Hz */
+        7,  /* -> 351562Hz */
+        6,  /* -> 703125Hz */
+        3,  /* -> 5625000Hz */
+        2   /* -> 11250000Hz */
+    },
+    {       /* for APB2 @ 180000000Hz */
+        7,  /* -> 703125Hz */
+        7,  /* -> 703125Hz */
+        7,  /* -> 703125Hz */
+        4,  /* -> 5625000Hz */
+        3   /* -> 11250000Hz */
+    }
+};
+
+static const spi_conf_t spi_config[] = {
+    {
+        .dev      = SPI1,
+        .mosi_pin = GPIO_PIN(PORT_A, 7),
+        .miso_pin = GPIO_PIN(PORT_A, 6),
+        .sclk_pin = GPIO_PIN(PORT_A, 5),
+        .cs_pin   = GPIO_PIN(PORT_A, 4),
+        .af       = GPIO_AF5,
+        .rccmask  = RCC_APB2ENR_SPI1EN,
+        .apbbus   = APB2
+    }
+};
+
+#define SPI_NUMOF           (sizeof(spi_config) / sizeof(spi_config[0]))
+/** @} */
+
+
+/**
+ * @name I2C configuration
+ * @{
+ */
+#define I2C_NUMOF           (1U)
+#define I2C_0_EN            1
+#define I2C_IRQ_PRIO        1
+#define I2C_APBCLK          (42000000U)
+
+/* I2C 0 device configuration */
+#define I2C_0_DEV           I2C1
+#define I2C_0_CLKEN()       (periph_clk_en(APB1, RCC_APB1ENR_I2C1EN))
+#define I2C_0_CLKDIS()      (periph_clk_dis(APB1, RCC_APB1ENR_I2C1EN))
+#define I2C_0_EVT_IRQ       I2C1_EV_IRQn
+#define I2C_0_EVT_ISR       isr_i2c1_ev
+#define I2C_0_ERR_IRQ       I2C1_ER_IRQn
+#define I2C_0_ERR_ISR       isr_i2c1_er
+/* I2C 0 pin configuration */
+#define I2C_0_SCL_PORT      GPIOB
+#define I2C_0_SCL_PIN       8
+#define I2C_0_SCL_AF        4
+#define I2C_0_SCL_CLKEN()   (periph_clk_en(AHB1, RCC_AHB1ENR_GPIOBEN))
+#define I2C_0_SDA_PORT      GPIOB
+#define I2C_0_SDA_PIN       9
+#define I2C_0_SDA_AF        4
+#define I2C_0_SDA_CLKEN()   (periph_clk_en(AHB1, RCC_AHB1ENR_GPIOBEN))
+/** @} */
+
+/**
+ * @name   ADC configuration
+ * @{
+ */
+#define ADC_NUMOF          (0)
+/** @} */
+
+/**
+ * @name   DAC configuration
+ * @{
+ */
+#define DAC_NUMOF           (0)
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PERIPH_CONF_H */
+/** @} */

cpu/stm32f4/include/cpu_conf.h

@@ -35,7 +35,7 @@
 #include "vendor/stm32f413xx.h"
 #elif defined(CPU_MODEL_STM32F415RG)
 #include "vendor/stm32f415xx.h"
-#elif defined(CPU_MODEL_STM32F446RE)
+#elif defined(CPU_MODEL_STM32F446RE) || defined(CPU_MODEL_STM32F446ZE)
 #include "vendor/stm32f446xx.h"
 #endif