Compile-test the GPIO HAL example

tests/02-compile-arm-ports-01/Makefile

@@ -14,6 +14,13 @@ platform-specific/cc26xx/very-sleepy-demo/srf06-cc26xx \
 rpl-border-router/srf06-cc26xx:BOARD=launchpad/cc2650 \
 sensniff/srf06-cc26xx \
 sensniff/srf06-cc26xx:BOARD=launchpad/cc1310 \
+dev/gpio-hal/srf06-cc26xx:BOARD=srf06/cc13xx \
+dev/gpio-hal/srf06-cc26xx:BOARD=srf06/cc26xx \
+dev/gpio-hal/srf06-cc26xx:BOARD=sensortag/cc1350 \
+dev/gpio-hal/srf06-cc26xx:BOARD=sensortag/cc2650 \
+dev/gpio-hal/srf06-cc26xx:BOARD=launchpad/cc1310 \
+dev/gpio-hal/srf06-cc26xx:BOARD=launchpad/cc1350 \
+dev/gpio-hal/srf06-cc26xx:BOARD=launchpad/cc2650 \
 6tisch/etsi-plugtest-2017/srf06-cc26xx:BOARD=launchpad/cc2650 \
 storage/cfs-coffee/cc2538dk \
 sensniff/cc2538dk \
@@ -22,6 +29,7 @@ coap/cc2538dk \
 slip-radio/cc2538dk \
 ipso-objects/cc2538dk \
 multicast/cc2538dk \
+dev/gpio-hal/cc2538dk \
 platform-specific/cc2538-common/cc2538dk \
 platform-specific/cc2538-common/mqtt-demo/cc2538dk \
 platform-specific/cc2538-common/crypto/cc2538dk \

tests/03-compile-arm-ports-02/Makefile

@@ -30,10 +30,16 @@ libs/trickle-library/zoul \
 libs/data-structures/zoul \
 nullnet/zoul \
 slip-radio/zoul \
+dev/gpio-hal/zoul:BOARD=remote-reva \
+dev/gpio-hal/zoul:BOARD=remote-revb \
+dev/gpio-hal/zoul:BOARD=firefly-reva \
+dev/gpio-hal/zoul:BOARD=firefly \
+dev/gpio-hal/zoul:BOARD=orion \
 storage/cfs-coffee/openmote-cc2538 \
 sensniff/openmote-cc2538 \
 hello-world/openmote-cc2538 \
 rpl-udp/openmote-cc2538 \
+dev/gpio-hal/openmote-cc2538 \
 rpl-border-router/openmote-cc2538
 
 TOOLS=