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boards/nrf52: add openocd as programmer option #9407

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merged 6 commits into from Feb 26, 2019
Merged

boards/nrf52: add openocd as programmer option #9407

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3eb17f5
boards/nrf52xxxdk: add openocd as programmer
aabadie Jun 20, 2018
171e858
boards/nrf52840-mdk: use common openocd configuration
aabadie Jan 28, 2019
9373225
boards/nrf52xx: add flashing and stdio sections in doc
aabadie Jan 28, 2019
826df56
boards/nrf52: update nrf52 common documentation
aabadie Feb 4, 2019
a2cfa52
boards/nrf52xx: use common flashing documentation
aabadie Feb 4, 2019
7a5d2ad
boards/nrf52: thingy52 and ruuvitag don't work with openocd
aabadie Feb 26, 2019
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4 changes: 4 additions & 0 deletions boards/common/nrf52/Makefile.include
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Expand Up @@ -27,6 +27,10 @@ ifeq (jlink,$(PROGRAMMER))
endif
include $(RIOTMAKE)/tools/jlink.inc.mk
else ifeq (openocd,$(PROGRAMMER))
ifneq (,$(filter $(BOARD),ruuvitag thingy52))
# openocd doesn't fully work with ruuvitag and thingy52
$(error Cannot use OpenOCD with $(BOARD) board)
endif
# setup OpenOCD for flashing. Version 0.10 of OpenOCD doesn't contain support
# for nrf52dk and nrf52840dk boards. To use OpenOCD with these a version
# build from source (master > 2018, August the 13rd) is required.
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8 changes: 5 additions & 3 deletions boards/common/nrf52/doc.txt
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Expand Up @@ -14,9 +14,11 @@ Example with `hello-world` application:
make BOARD=<nrf52 board> -C examples/hello-world flash
```

OpenOCD can also be used to flash nrf52 boards. For the moment, the latest
stable version of OpenOCD (0.10) doesn't contain any support for nrf52 but
versions built against the current development version can be used.
OpenOCD can also be used to flash nrf52 boards (except thingy52 and ruuvitag
because they are hardly coupled with JLink segger_rtt stdio).
For the moment, the latest stable version of OpenOCD (0.10) doesn't contain any
support for nrf52 but versions built against the current development version
can be used.

To flash the board with OpenOCD, use the `PROGRAMMER` variable:
```
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