board-support: cc2650stk

boards/cc2650stk/Makefile

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+MODULE = board
+
+include $(RIOTBASE)/Makefile.base

boards/cc2650stk/Makefile.features

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+# Put defined MCU peripherals here (in alphabetical order)
+FEATURES_PROVIDED += periph_cpuid
+FEATURES_PROVIDED += periph_gpio
+FEATURES_PROVIDED += periph_timer
+FEATURES_PROVIDED += periph_uart
+
+# Various other features (if any)
+FEATURES_PROVIDED += cpp
+
+# The board MPU family (used for grouping by the CI system)
+FEATURES_MCU_GROUP = cortex_m3_1

boards/cc2650stk/Makefile.include

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+export CPU       = cc26x0
+export CPU_MODEL = cc26x0f128
+
+# set default port depending on operating system
+PORT_LINUX  ?= /dev/ttyACM0
+PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.SLAB_USBtoUART*)))
+
+# setup serial terminal
+include $(RIOTBOARD)/Makefile.include.serial
+
+# configure the flash tool
+export UNIFLASH_PATH ?= "UNIFLASH_PATH unconfigured"
+export FLASHER = $(UNIFLASH_PATH)/uniflash.sh
+export FFLAGS  = -ccxml $(RIOTBOARD)/$(BOARD)/dist/cc26x0stk.ccxml -program $(ELFFILE)

boards/cc2650stk/board.c

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+/*
+ * Copyright (C) 2016 Leon George
+ *
+ * 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_cc2650stk
+ * @{
+ *
+ * @file
+ * @brief       Board specific implementations for the CC2650STK board
+ *
+ * @author      Leon M. George <[email protected]>
+ *
+ * @}
+ */
+
+#include "cpu.h"
+#include "board.h"
+
+/**
+ * @brief           initialise the board
+ */
+void board_init(void)
+{
+    cpu_init();
+
+    gpio_init(LED0_PIN, GPIO_OUT);
+    gpio_init(LED1_PIN, GPIO_OUT);
+}

boards/cc2650stk/dist/cc26x0stk.ccxml

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<configurations XML_version="1.2" id="configurations_0">
+    <configuration XML_version="1.2" id="configuration_0">
+        <instance XML_version="1.2" desc="Texas Instruments XDS110 USB Debug Probe" href="connections/TIXDS110_Connection.xml" id="Texas Instruments XDS110 USB Debug Probe" xml="TIXDS110_Connection.xml" xmlpath="connections"/>
+        <connection XML_version="1.2" id="Texas Instruments XDS110 USB Debug Probe">
+            <instance XML_version="1.2" href="drivers/tixds510icepick_c.xml" id="drivers" xml="tixds510icepick_c.xml" xmlpath="drivers"/>
+            <instance XML_version="1.2" href="drivers/tixds510cs_dap.xml" id="drivers" xml="tixds510cs_dap.xml" xmlpath="drivers"/>
+            <instance XML_version="1.2" href="drivers/tixds510cortexM.xml" id="drivers" xml="tixds510cortexM.xml" xmlpath="drivers"/>
+            <platform XML_version="1.2" id="platform_0">
+                <instance XML_version="1.2" desc="CC2650F128" href="devices/cc2650f128.xml" id="CC2650F128" xml="cc2650f128.xml" xmlpath="devices"/>
+            </platform>
+        </connection>
+    </configuration>
+</configurations>

boards/cc2650stk/include/board.h

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+/*
+ * Copyright (C) 2016 Leon George
+ *
+ * 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_cc2650stk CC2650STK
+ * @ingroup     boards
+ * @brief       SimpleLink™ CC2650 sensor tag
+ * @{
+ *
+ * @file
+ * @brief       Board configuration for the CC2650STK
+ *
+ * @author      Leon M. George <[email protected]>
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#include "periph/gpio.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief   Xtimer configuration
+ * @{
+ */
+#define XTIMER_MASK                 (0xFFFF0000)
+#define XTIMER_SHIFT_ON_COMPARE     (7)
+/** @} */
+
+/**
+ * @brief   On-board button configuration
+ * @{
+ */
+#define BUTTON1_DIO         GPIO_PIN(0, 4)
+#define BUTTON2_DIO         GPIO_PIN(0, 0)
+/** @} */
+
+/**
+ * @brief   Macros for controlling the on-board LEDs
+ * @{
+ */
+#define LED0_PIN            GPIO_PIN(0, 10)
+#define LED1_PIN            GPIO_PIN(0, 15)
+
+#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 board specific hardware, including clock, LEDs, and std-IO
+ */
+void board_init(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BOARD_H_ */
+/** @} */

boards/cc2650stk/include/periph_conf.h

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+/*
+ * Copyright (C) 2016 Leon George
+ *
+ * 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_cc2650stk
+ * @{
+ *
+ * @file
+ * @brief       Peripheral MCU configuration for the CC2650STK board
+ *
+ * @author      Leon M. George <[email protected]>
+ */
+
+#ifndef PERIPH_CONF_H_
+#define PERIPH_CONF_H_
+
+#include "periph_cpu.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief   Clock configuration
+ * @{
+ */
+/* the main clock is fixed to 48MHZ */
+#define CLOCK_CORECLOCK     (48000000U)
+/** @} */
+
+/**
+ * @brief   Timer configuration
+ * @{
+ */
+static const timer_conf_t timer_config[] = {
+    {
+        .dev  = GPT0,
+        .num  = 0
+    },
+    {
+        .dev  = GPT1,
+        .num  = 1
+    }
+};
+
+#define TIMER_0_ISR         isr_timer0_chan0
+#define TIMER_1_ISR         isr_timer1_chan0
+
+#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
+/** @} */
+
+/**
+ * @brief   UART configuration
+ *
+ * The used CC26x0 CPU only supports a single UART device, so all we need to
+ * configure are the RX and TX pins.
+ *
+ * Optionally we can enable hardware flow control, by setting UART_HW_FLOW_CTRL
+ * to 1 and defining pins for UART_CTS_PIN and UART_RTS_PIN.
+ * @{
+ */
+#define UART_NUMOF          (1)
+#define UART_RX_PIN         (28)
+#define UART_TX_PIN         (29)
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PERIPH_CONF_H_ */
+/** @} */

cpu/cc26x0/Makefile

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+# Define the module that is built:
+MODULE = cpu
+
+# Add a list of subdirectories, that should also be built:
+DIRS = periph $(RIOTCPU)/cortexm_common
+
+include $(RIOTBASE)/Makefile.base

cpu/cc26x0/Makefile.include

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+export CPU_ARCH := cortex-m3
+
+include $(RIOTCPU)/Makefile.include.cortexm_common

cpu/cc26x0/cpu.c

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+/*
+ * Copyright (C) 2016 Leon George
+ *
+ * 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     cpu_cc26x0
+ * @{
+ *
+ * @file
+ * @brief       implementation of the CPU initialization
+ *
+ * @author      Leon M. George <[email protected]>
+ * @}
+ */
+
+ #include "cpu.h"
+ #include "periph_conf.h"
+
+#ifndef HF_CLOCK_SOURCE
+#define HF_CLOCK_SOURCE DDI_0_OSC_CTL0_SCLK_HF_SRC_SEL_RCOSC /* set 48MHz RCOSC */
+#endif
+#ifndef LF_CLOCK_SOURCE
+#define LF_CLOCK_SOURCE DDI_0_OSC_CTL0_SCLK_LF_SRC_SEL_HF_RCOSC /* set 31.25kHz derived from 48MHz RCOSC */
+#endif
+
+/**
+ *@brief Configure the MCU system clock
+ */
+static void cpu_clock_init(void);
+
+/**
+ * @brief Initialize the CPU, set IRQ priorities
+ */
+void cpu_init(void)
+{
+    /* initialize the Cortex-M core */
+    cortexm_init();
+
+    /* initialize the system clock */
+    cpu_clock_init();
+}
+
+static void cpu_clock_init(void)
+{
+    AON_WUC->AUXCTL |= AUXCTL_AUX_FORCE_ON; /* power on AUX_PD */
+    while(!(AON_WUC->PWRSTAT & PWRSTAT_AUX_PD_ON)); /* wait for AUX_PD to be powered on */
+    AUX_WUC->MODCLKEN0 |= MODCLKEN0_AUX_DDI0_OSC_EN; /* turn on oscillator interface clock */
+
+    DDI_0_OSC->CTL0 |= HF_CLOCK_SOURCE | LF_CLOCK_SOURCE; /* configure HF and LF clocks */
+}

cpu/cc26x0/doc.txt

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+/**
+ * @defgroup        cpu_cc26x0 Texas Instruments CC26x0
+ * @ingroup         cpu
+ * @brief           Texas Instruments CC26x0 Cortex-M3 MCU specific code
+ */
+
+/**
+ * @defgroup        cpu_specific_peripheral_memory_map
+ * @ingroup         cpu
+ */
+
+/**
+ * @defgroup        cpu_cc26x0_definitions Texas Instruments CC26x0 definitions
+ * @ingroup         cpu_cc26x0
+ */