From a86d6fffc950242f412e05a6a0aed8beede01ba4 Mon Sep 17 00:00:00 2001
From: Nick Brassel <nick@tzarc.org>
Date: Mon, 7 Feb 2022 14:09:21 +1100
Subject: Fixup bootloaders. (#16256)

---
 keyboards/matrix/m20add/m20add.c | 5 +++++
 keyboards/matrix/m20add/rules.mk | 3 +++
 2 files changed, 8 insertions(+)

(limited to 'keyboards/matrix/m20add')

diff --git a/keyboards/matrix/m20add/m20add.c b/keyboards/matrix/m20add/m20add.c
index 4d328d6c54..cdcafb9779 100644
--- a/keyboards/matrix/m20add/m20add.c
+++ b/keyboards/matrix/m20add/m20add.c
@@ -59,3 +59,8 @@ void shutdown_user(void)
     // set the magic number for resetting to the bootloader
     *(uint32_t *)(&(RTCD1.rtc->BKP0R)) = REBOOT_MAGIC;
 }
+
+void bootloader_jump(void) {
+    shutdown_user();
+    NVIC_SystemReset();
+}
diff --git a/keyboards/matrix/m20add/rules.mk b/keyboards/matrix/m20add/rules.mk
index 1ecbd9d308..86bd6b9371 100644
--- a/keyboards/matrix/m20add/rules.mk
+++ b/keyboards/matrix/m20add/rules.mk
@@ -10,6 +10,9 @@ MCU_LDSCRIPT = m20add_boot
 #  or <this_dir>/boards
 BOARD = ST_NUCLEO64_F411RE
 
+# Bootloader selection
+BOOTLOADER = custom
+
 # Build Options
 #   change yes to no to disable
 #
-- 
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