boards: ikea-tradfri: add support for board.

boards/ikea-tradfri/Makefile

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+# tell the Makefile.base which module to build
+MODULE = board
+
+include $(RIOTBASE)/Makefile.base

boards/ikea-tradfri/Makefile.dep

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+ifneq (,$(filter saul_default,$(USEMODULE)))
+    USEMODULE += saul_gpio
+endif
+
+include $(RIOTCPU)/efr32mg1p/Makefile.dep

boards/ikea-tradfri/Makefile.features

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+# Put defined MCU peripherals here (in alphabetical order)
+FEATURES_PROVIDED += periph_gpio
+FEATURES_PROVIDED += periph_rtc
+FEATURES_PROVIDED += periph_rtt
+FEATURES_PROVIDED += periph_spi
+FEATURES_PROVIDED += periph_timer
+FEATURES_PROVIDED += periph_uart
+
+# The board MPU family (used for grouping by the CI system)
+FEATURES_MCU_GROUP = cortex_m4_2
+
+include $(RIOTCPU)/efr32mg1p/Makefile.features

boards/ikea-tradfri/Makefile.include

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+# define the cpu used by ikea-tradfri
+export CPU = efr32mg1p
+export CPU_MODEL = efr32mg1p132f256gm32
+
+# set default port depending on operating system
+PORT_LINUX ?= /dev/ttyACM0
+PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.usbmodem*)))
+
+# setup JLink for flashing
+export JLINK_DEVICE := EFR32MG1PxxxF256
+include $(RIOTMAKE)/tools/jlink.inc.mk
+
+# setup serial terminal
+include $(RIOTMAKE)/tools/serial.inc.mk

boards/ikea-tradfri/board.c

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+/*
+ * Copyright (C) 2017 Bas Stottelaar <basstottelaar@gmail.com>
+ *
+ * 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_ikea-tradfri
+ * @{
+ *
+ * @file
+ * @brief       Board specific implementations IKEA TRÅDFRI modules
+ *
+ * @author      Bas Stottelaar <basstottelaar@gmail.com>
+ *
+ * @}
+ */
+
+#include "board.h"
+#include "cpu.h"
+
+void board_init(void)
+{
+    /* initialize the CPU */
+    cpu_init();
+
+    /* initialize the LEDs */
+    gpio_init(LED0_PIN, GPIO_OUT);
+    gpio_init(LED1_PIN, GPIO_OUT);
+}

boards/ikea-tradfri/include/board.h

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+/*
+ * Copyright (C) 2017 Bas Stottelaar <basstottelaar@gmail.com>
+ *
+ * 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_ikea-tradfri IKEA TRÅDFRI modules
+ * @ingroup     boards
+ * @brief       Support for the IKEA TRÅDFRI modules
+ * @{
+ *
+ * @file
+ * @brief       Board specific definitions for the IKEA TRÅDFRI modules
+ *
+ * @author      Bas Stottelaar <basstottelaar@gmail.com>
+ */
+
+#ifndef BOARD_H
+#define BOARD_H
+
+#include "cpu.h"
+
+#include "periph_conf.h"
+#include "periph/gpio.h"
+#include "periph/spi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @name    Xtimer configuration
+ *
+ * The timer runs at 250 KHz to increase accuracy.
+ * @{
+ */
+#define XTIMER_HZ           (250000UL)
+#define XTIMER_WIDTH        (16)
+/** @} */
+
+/**
+ * @name    LED pin definitions
+ * @{
+ */
+#define LED0_PIN            GPIO_PIN(PA, 1)
+#define LED1_PIN            GPIO_PIN(PB, 13)
+/** @} */
+
+/**
+ * @name    Macros for controlling the on-board LEDs
+ * @{
+ */
+#define LED0_ON             gpio_set(LED0_PIN)
+#define LED0_OFF            gpio_clear(LED0_PIN)
+#define LED0_TOGGLE         gpio_toggle(LED0_PIN)
+#define LED1_ON             gpio_set(LED1_PIN)
+#define LED1_OFF            gpio_clear(LED1_PIN)
+#define LED1_TOGGLE         gpio_toggle(LED1_PIN)
+/** @} */
+
+/**
+ * @brief   Initialize the board (GPIO, sensors, clocks).
+ */
+void board_init(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BOARD_H */
+/** @} */

boards/ikea-tradfri/include/gpio_params.h

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+/*
+ * Copyright (C) 2017 Bas Stottelaar <basstottelaar@gmail.com>
+ *
+ * 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_ikea-tradfri
+ * @{
+ *
+ * @file
+ * @brief       Board specific configuration of direct mapped GPIOs
+ *
+ * @author      Bas Stottelaar <basstottelaar@gmail.com>
+ */
+
+#ifndef GPIO_PARAMS_H
+#define GPIO_PARAMS_H
+
+#include "board.h"
+#include "saul/periph.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief    GPIO pin configuration
+ */
+static const  saul_gpio_params_t saul_gpio_params[] =
+{
+    {
+        .name = "LED 0",
+        .pin = LED0_PIN,
+        .mode = GPIO_OUT
+    },
+    {
+        .name = "LED 1",
+        .pin = LED1_PIN,
+        .mode = GPIO_OUT
+    }
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GPIO_PARAMS_H */
+/** @} */

boards/ikea-tradfri/include/periph_conf.h

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+/*
+ * Copyright (C) 2017 Bas Stottelaar <basstottelaar@gmail.com>
+ *
+ * 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_ikea-tradfri
+ * @{
+ *
+ * @file
+ * @brief       Configuration of CPU peripherals for the IKEA TRÅDFRI modules
+ *
+ * @author      Bas Stottelaar <basstottelaar@gmail.com>
+ */
+
+#ifndef PERIPH_CONF_H
+#define PERIPH_CONF_H
+
+#include "cpu.h"
+
+#include "periph_cpu.h"
+
+#include "em_cmu.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief   Internal macro to calculate *_NUMOF based on config.
+ */
+#define PERIPH_NUMOF(config)    (sizeof(config) / sizeof(config[0]))
+
+/**
+ * @name    Clock configuration
+ * @{
+ */
+#ifndef CLOCK_HF
+#define CLOCK_HF            cmuSelect_HFRCO
+#endif
+#ifndef CLOCK_CORE_DIV
+#define CLOCK_CORE_DIV      cmuClkDiv_1
+#endif
+#ifndef CLOCK_LFA
+#define CLOCK_LFA           cmuSelect_LFRCO
+#endif
+#ifndef CLOCK_LFB
+#define CLOCK_LFB           cmuSelect_LFRCO
+#endif
+#ifndef CLOCK_LFE
+#define CLOCK_LFE           cmuSelect_LFRCO
+#endif
+/** @} */
+
+/**
+ * @brief   RTC configuration
+ */
+#define RTC_NUMOF           (1U)
+
+/**
+ * @name    RTT configuration
+ * @{
+ */
+#define RTT_NUMOF           (1U)
+
+#define RTT_MAX_VALUE       (0xFFFFFFFF)
+#define RTT_FREQUENCY       (1U)
+/** @} */
+
+/**
+ * @name    SPI configuration
+ * @{
+ */
+static const spi_dev_t spi_config[] = {
+    {
+        .dev = USART1,
+        .mosi_pin = GPIO_PIN(PD, 15),
+        .miso_pin = GPIO_PIN(PD, 14),
+        .clk_pin = GPIO_PIN(PD, 13),
+        .loc = USART_ROUTELOC0_RXLOC_LOC21 |
+               USART_ROUTELOC0_TXLOC_LOC23 |
+               USART_ROUTELOC0_CLKLOC_LOC19,
+        .cmu = cmuClock_USART1,
+        .irq = USART1_RX_IRQn
+    }
+};
+
+#define SPI_NUMOF           PERIPH_NUMOF(spi_config)
+/** @} */
+
+/**
+ * @name    Timer configuration
+ *
+ * The implementation uses two timers in cascade mode.
+ * @{
+ */
+static const timer_conf_t timer_config[] = {
+    {
+        {
+            .dev = TIMER0,
+            .cmu = cmuClock_TIMER0
+        },
+        {
+            .dev = TIMER1,
+            .cmu = cmuClock_TIMER1
+        },
+        .irq = TIMER1_IRQn
+    }
+};
+
+#define TIMER_NUMOF         PERIPH_NUMOF(timer_config)
+#define TIMER_0_ISR         isr_timer1
+/** @} */
+
+/**
+ * @name    UART configuration
+ * @{
+ */
+static const uart_conf_t uart_config[] = {
+    {
+        .dev = USART0,
+        .rx_pin = GPIO_PIN(PB, 15),
+        .tx_pin = GPIO_PIN(PB, 14),
+        .loc = USART_ROUTELOC0_RXLOC_LOC9 |
+               USART_ROUTELOC0_TXLOC_LOC9,
+        .cmu = cmuClock_USART0,
+        .irq = USART0_RX_IRQn
+    }
+};
+
+#define UART_NUMOF          PERIPH_NUMOF(uart_config)
+#define UART_0_ISR_RX       isr_usart0_rx
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PERIPH_CONF_H */
+/** @} */