boards: add support for nrf52-base RuuviTag

boards/ruuvitag/Makefile

@@ -0,0 +1,4 @@
+MODULE = board
+DIRS = $(RIOTBOARD)/common/nrf52xxxdk
+
+include $(RIOTBASE)/Makefile.base

boards/ruuvitag/Makefile.dep

@@ -0,0 +1,11 @@
+include $(RIOTBOARD)/common/nrf52xxxdk/Makefile.dep
+
+ifneq (,$(filter saul_default,$(USEMODULE)))
+  # TODO: enable drivers once their adaption/implementations are merged
+  # USEMODULE += bme280_spi
+  # USEMODULE += lis2dh12_spi
+endif
+
+ifneq (,$(filter gnrc_netdev_default,$(USEMODULE)))
+  USEMODULE += nrfmin
+endif

boards/ruuvitag/Makefile.features

@@ -0,0 +1,14 @@
+# Put defined MCU peripherals here (in alphabetical order)
+FEATURES_PROVIDED += periph_gpio
+FEATURES_PROVIDED += periph_rtt
+FEATURES_PROVIDED += periph_spi
+FEATURES_PROVIDED += periph_timer
+FEATURES_PROVIDED += periph_uart
+
+# Various other features (if any)
+FEATURES_PROVIDED += radio_nrfmin
+
+# The board MPU family (used for grouping by the CI system)
+FEATURES_MCU_GROUP = cortex_m4_3
+
+-include $(RIOTCPU)/nrf52/Makefile.features

boards/ruuvitag/Makefile.include

@@ -0,0 +1,10 @@
+# CPU configuration
+CPU_MODEL = nrf52832xxaa
+
+# for this board, we are using Segger's RTT as default terminal interface
+USEMODULE += rtt_stdio
+TERMPROG = $(RIOTBASE)/dist/tools/jlink/jlink.sh
+TERMFLAGS = term_rtt
+
+# use shared Makefile.include
+include $(RIOTBOARD)/common/nrf52xxxdk/Makefile.include

boards/ruuvitag/include/board.h

@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2018 Feie Universität Berlin
+ *
+ * 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_ruuvitag RuuviTag
+ * @ingroup     boards
+ * @brief       Board specific configuration for the RuuviTag board
+ * @{
+ *
+ * @file
+ * @brief       Board specific configuration for the RuuviTag board
+ *
+ * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
+ */
+
+#ifndef BOARD_H
+#define BOARD_H
+
+#include "cpu.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @name    LED pin configuration
+ * @{
+ */
+#define LED0_PIN            GPIO_PIN(0, 17)
+#define LED1_PIN            GPIO_PIN(0, 19)
+
+#define LED_PORT            NRF_P0
+#define LED0_MASK           (1 << 17)
+#define LED1_MASK           (1 << 19)
+#define LED_MASK            (LED0_MASK | LED1_MASK)
+
+#define LED0_ON             (LED_PORT->OUTCLR = LED0_MASK)
+#define LED0_OFF            (LED_PORT->OUTSET = LED0_MASK)
+#define LED0_TOGGLE         (LED_PORT->OUT   ^= LED0_MASK)
+
+#define LED1_ON             (LED_PORT->OUTCLR = LED1_MASK)
+#define LED1_OFF            (LED_PORT->OUTSET = LED1_MASK)
+#define LED1_TOGGLE         (LED_PORT->OUT   ^= LED1_MASK)
+/** @} */
+
+/**
+ * @name    Button pin configuration
+ * @{
+ */
+#define BTN0_PIN            GPIO_PIN(0, 13)
+#define BTN0_MODE           GPIO_IN_PU
+/** @} */
+
+/**
+ * @name    Environmental sensor configuration (Bosch BMX280)
+ * @{
+ */
+#define BMX280_PARAM_CS     GPIO_PIN(0, 3)
+/** @} */
+
+/**
+ * @name    Accelerometer configuration
+ * @{
+ */
+#define LIS2DH12_PARAM_CS   GPIO_PIN(0, 8)
+#define LIS2DH12_PARAM_INT1 GPIO_PIN(0, 2)
+#define LIS2DH12_PARAM_INT2 GPIO_PIN(0, 6)
+/** @} */
+
+/**
+ * @brief   Initialize board specific hardware
+ */
+void board_init(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BOARD_H */
+/** @} */

boards/ruuvitag/include/periph_conf.h

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2017 Freie Universität Berlin
+ *
+ * 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_ruuvitag
+ * @{
+ *
+ * @file
+ * @brief       Peripheral configuration for the RuuviTag
+ *
+ * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
+ *
+ */
+
+#ifndef PERIPH_CONF_H
+#define PERIPH_CONF_H
+
+#include "periph_cpu.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @name    Clock configuration
+ *
+ * @note    The radio will not work with the internal RC oscillator!
+ *
+ * @{
+ */
+#define CLOCK_HFCLK         (32U)           /* set to  0: internal RC oscillator
+                                             *        32: 32MHz crystal */
+#define CLOCK_LFCLK         (1)             /* set to  0: internal RC oscillator
+                                             *         1: 32.768 kHz crystal
+                                             *         2: derived from HFCLK */
+/** @} */
+
+/**
+ * @name    Timer configuration
+ * @{
+ */
+static const timer_conf_t timer_config[] = {
+    {
+        .dev      = NRF_TIMER1,
+        .channels = 3,
+        .bitmode  = TIMER_BITMODE_BITMODE_32Bit,
+        .irqn     = TIMER1_IRQn
+    }
+};
+
+#define TIMER_0_ISR         isr_timer1
+
+#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
+/** @} */
+
+/**
+ * @name    Real time counter configuration
+ * @{
+ */
+#define RTT_NUMOF           (1U)
+#define RTT_DEV             (1)             /* NRF_RTC1 */
+#define RTT_MAX_VALUE       (0x00ffffff)
+#define RTT_FREQUENCY       (1024)
+/** @} */
+
+/**
+ * @name    SPI configuration
+ * @{
+ */
+static const spi_conf_t spi_config[] = {
+    {
+        .dev  = NRF_SPI0,
+        .sclk = 29,
+        .mosi = 25,
+        .miso = 28,
+    }
+};
+
+#define SPI_NUMOF           (sizeof(spi_config) / sizeof(spi_config[0]))
+/** @} */
+
+/**
+ * @name    UART configuration
+ * @{
+ */
+#define UART_NUMOF          (1U)
+#define UART_PIN_RX         GPIO_PIN(0, 4)
+#define UART_PIN_TX         GPIO_PIN(0, 5)
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PERIPH_CONF_H */