Yes, this was already mentioned in some places on the forum, e.g. https://www.thethingsnetwork.org/forum/t/cannot-connect-to-rak831-australia-915-using-ttn-zurich-git/11433/6
Note that it is actually not the pin number but the GPIO port number (the name SX1301_RESET_BCM_PIN is misleading here).
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For a better Gateway software implementation (than ttn-zh/ic880a-gateway) check the following post:
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