From aa3c890ead4a006f273d6188a0a9fa2a19550458 Mon Sep 17 00:00:00 2001
From: Jeff Epler <jepler@gmail.com>
Date: Mon, 12 Oct 2020 12:48:47 -0500
Subject: [PATCH] samd: pin: Fix 'undefined reference to pin_PA30'

.. when PA30 is IGNOREd
---
 ports/atmel-samd/common-hal/microcontroller/Pin.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ports/atmel-samd/common-hal/microcontroller/Pin.c b/ports/atmel-samd/common-hal/microcontroller/Pin.c
index bec9dc1e26..7dd87a3b2c 100644
--- a/ports/atmel-samd/common-hal/microcontroller/Pin.c
+++ b/ports/atmel-samd/common-hal/microcontroller/Pin.c
@@ -223,9 +223,11 @@ bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t* pin) {
     #ifdef MICROPY_HW_NEOPIXEL
     if (pin == MICROPY_HW_NEOPIXEL) {
         // Special case for Metro M0 where the NeoPixel is also SWCLK
+#ifndef IGNORE_PIN_PA30
         if (MICROPY_HW_NEOPIXEL == &pin_PA30 && DSU->STATUSB.bit.DBGPRES == 1) {
             return false;
         }
+#endif
         return !neopixel_in_use;
     }
     #endif