DFU 완료 후 전원 래치 Low 방지, zip 파일명에 버전 정보 포함

sysbuild/mcuboot_power_hold_module/CMakeLists.txt

@@ -0,0 +1,4 @@
+cmake_minimum_required(VERSION 3.20.0)
+
+zephyr_library()
+zephyr_library_sources(src/mcuboot_power_hold_early.c)

sysbuild/mcuboot_power_hold_module/src/mcuboot_power_hold_early.c

@@ -0,0 +1,14 @@
+#include <zephyr/init.h>
+#include <hal/nrf_gpio.h>
+
+#define POWER_HOLD_PIN 8U
+
+static int mcuboot_power_hold_early_init(void)
+{
+    nrf_gpio_pin_set(POWER_HOLD_PIN);
+    nrf_gpio_cfg_output(POWER_HOLD_PIN);
+
+    return 0;
+}
+
+SYS_INIT(mcuboot_power_hold_early_init, EARLY, 0);

sysbuild/mcuboot_power_hold_module/zephyr/module.yml

@@ -0,0 +1,2 @@
+build:
+  cmake: .