[target][platform] Nordic nrf51xxx platform support and test projects

target/nrf-pca10000/include/target/debugconfig.h

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2012 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef __TARGET_DEBUGCONFIG_H
+#define __TARGET_DEBUGCONFIG_H
+
+#define DEBUG_UART 1
+
+#endif

target/nrf-pca10000/include/target/gpioconfig.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2012 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef __TARGET_GPIOCONFIG_H
+#define __TARGET_GPIOCONFIG_H
+
+#include <platform/gpio.h>
+
+#define GPIO_LED1   21
+#define GPIO_LED2   22
+#define GPIO_LED3   23
+
+#define UART0_RTS_PIN   8
+#define UART0_TX_PIN    9
+#define UART0_RX_PIN    11
+
+
+
+#endif

target/nrf-pca10000/init.c

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2012 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include <err.h>
+#include <debug.h>
+#include <target.h>
+#include <compiler.h>
+#include <dev/gpio.h>
+#include <kernel/timer.h>
+#include <platform/gpio.h>
+#include <platform/nrf51.h>
+#include <target/gpioconfig.h>
+
+
+static timer_t  blinktimer;
+static bool heartbeat = false;
+
+void target_early_init(void)
+{
+    NRF_CLOCK->XTALFREQ = CLOCK_XTALFREQ_XTALFREQ_16MHz;
+
+	/* configure the usart1 pins */
+	gpio_config(GPIO_LED1, GPIO_OUTPUT);
+    gpio_config(GPIO_LED2, GPIO_OUTPUT);
+    gpio_config(GPIO_LED3, GPIO_OUTPUT);
+
+	gpio_set(GPIO_LED1,1);
+	gpio_set(GPIO_LED2,1);
+	gpio_set(GPIO_LED3,1);
+
+    gpio_config(UART0_RTS_PIN, GPIO_OUTPUT);
+    gpio_set(UART0_RTS_PIN,0);              //placate flow control requirements of pca10000
+
+	nrf51_debug_early_init();
+}
+
+static enum handler_return blinker(timer_t * timer, lk_time_t now, void * args){
+
+    if (heartbeat) {
+        heartbeat = false;
+        gpio_set(GPIO_LED1,1); //turn off led
+        timer_set_oneshot(timer,950, blinker, NULL);
+    } else {
+        heartbeat = true;
+        gpio_set(GPIO_LED1,0);
+        timer_set_oneshot(timer,50, blinker, NULL);
+    }
+    return INT_RESCHEDULE;
+}
+
+
+
+
+void target_init(void)
+{
+	nrf51_debug_init();
+    dprintf(SPEW,"Target: PCA10000 DK...\n");
+    timer_initialize(&blinktimer);
+    timer_set_oneshot(&blinktimer, 1000, blinker, NULL);
+}

target/nrf-pca10000/rules.mk

@@ -0,0 +1,17 @@
+LOCAL_DIR := $(GET_LOCAL_DIR)
+
+MODULE := $(LOCAL_DIR)
+
+NRF51_CHIP := nrf51822-qfaa
+
+PLATFORM := nrf51xxx
+
+GLOBAL_DEFINES += \
+	ENABLE_UART0=1 \
+	
+
+MODULE_SRCS += \
+	$(LOCAL_DIR)/init.c
+
+include make/module.mk
+