mtp: graceful restart of the cellular radio and lora chip reset.

1 files changed, 30 insertions, 0 deletions

diff --git a/recipes-bsp/multitech/mts-io/mts-io.mtp.init b/recipes-bsp/multitech/mts-io/mts-io.mtp.init
new file mode 100644
index 0000000..f8df7ff
--- /dev/null
+++ b/recipes-bsp/multitech/mts-io/mts-io.mtp.init
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+hardware_init() {
+  # reset lora chip
+  mts-io-sysfs store lora-reset 0
+
+  # power down the cellular chip gracefully
+  mts-io-sysfs store radio-power 0
+
+  # power up the cellular chip
+  mts-io-sysfs store radio-power 1
+}
+
+case $1 in
+  start)
+    echo "Loading mts-io module"
+    modprobe mts_io
+    hardware_init &
+    ;;
+
+  stop)
+    echo "Unloading mts-io module"
+    modprobe -r mts_io
+    ;;
+
+  *)
+    echo "Usage: $0 {start|stop}"
+    exit 2
+    ;;
+esac