From 81f0751c9d15d969ebb568c67b7903d2d5e49a0d Mon Sep 17 00:00:00 2001
From: Andrii Pientsov <andrii.pientsov@globallogic.com>
Date: Thu, 28 Jan 2021 11:26:05 +0200
Subject: MTRE: Add mtre-leds recipe

---
 recipes-bsp/multitech/mtre-leds/mtre-leds.sh | 160 +++++++++++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100755 recipes-bsp/multitech/mtre-leds/mtre-leds.sh

(limited to 'recipes-bsp/multitech/mtre-leds/mtre-leds.sh')

diff --git a/recipes-bsp/multitech/mtre-leds/mtre-leds.sh b/recipes-bsp/multitech/mtre-leds/mtre-leds.sh
new file mode 100755
index 0000000..773e331
--- /dev/null
+++ b/recipes-bsp/multitech/mtre-leds/mtre-leds.sh
@@ -0,0 +1,160 @@
+#!/bin/bash
+
+#
+# LED to trigger map
+#
+declare -A triggers
+
+##################################################################
+#                  #                 #                           #
+#     LED name     #    Trigger      #         Description       #
+# /sys/class/leds  #                 #                           #
+##################################################################
+triggers[pca955x:0]="led-no-alarm"   # ENABLE
+triggers[pca955x:1]="led-alarm"      # ALARM
+triggers[pca955x:2]="none"           # 10/100MBPS (HW controlled)
+triggers[pca955x:3]="none"           # LNK/ACT (HW controlled)
+triggers[pca955x:4]="vizzini1-tx"    # TX (serial)
+triggers[pca955x:5]="vizzini1-rx"    # RX (serial)
+triggers[pca955x:6]="led-sig4"       # LINK Quality Green
+triggers[pca955x:7]="led-sig3"       # LINK Quality Green
+triggers[pca955x:8]="led-sig2"       # LINK Quality Yellow
+triggers[pca955x:9]="led-sig1"       # LINK Quality Red
+triggers[pca955x:10]="led-cd"        # Celullar connectivity
+triggers[pca955x:11]="netdev"        # Cellular activity
+
+debug() {
+  [[ "$DEBUG" ]] && builtin echo $@
+}
+
+leds_enable() {
+    cd /sys/class/leds
+    for led in "${!triggers[@]}"
+    do
+        echo ${triggers[$led]} > $led/trigger
+        debug "LEDS: $led trigger enabled"
+    done
+}
+
+leds_disable() {
+    cd /sys/class/leds
+    for led in "${!triggers[@]}"
+    do
+        echo "none" > $led/trigger
+    done
+}
+
+led_set_alarm() {
+    local cmd="$1"
+
+    [ x"$cmd" == x"on" ]  && mts-io-sysfs store alarm 1
+    [ x"$cmd" == x"off" ] && mts-io-sysfs store alarm 0
+    [ x"$cmd" == x"minor" ] && mts-io-sysfs store alarm 2
+    [ x"$cmd" == x"update" ] && mts-io-sysfs store alarm 100
+    debug "LEDS: alarm set to $1"
+}
+
+led_set_device_ready() {
+    local cmd="$1"
+
+    [ x"$cmd" == x"on" ]  && mts-io-sysfs store device-ready 1
+    [ x"$cmd" == x"off" ] && mts-io-sysfs store device-ready 0
+    debug "LEDS: device_ready set to $1"
+}
+
+led_set_ppp_act() {
+    cd /sys/class/leds
+    for led in "${!triggers[@]}"
+    do
+        if [[ x"${triggers[$led]}" == x"netdev" ]]; then
+            echo "ppp0" > $led/device_name
+            echo "1" > $led/rx
+            echo "1" > $led/tx
+            debug "LEDS: ppp activity trigger is set"
+        fi
+    done
+}
+
+leds_set_brightness() {
+    cd /sys/class/leds
+    for led in "${!triggers[@]}"
+    do
+        local cmd="$1"
+
+        if [[ x"$cmd" == x"on" ]]; then
+            brightness="255"
+        elif [[ x"$cmd" == x"off" ]]; then
+            brightness="0"
+        fi
+
+        if [[ x"${triggers[$led]}" == x"led-alarm" ]]; then
+            #
+            # led alarm is inverted
+            #
+            if [[ x"$cmd" == x"on" ]]; then
+                brightness="0"
+            elif [[ x"$cmd" == x"off" ]]; then
+                brightness="255"
+            fi
+        fi
+
+        echo $brightness > $led/brightness
+
+        debug "LEDS: $led brightness set to $cmd"
+    done
+}
+
+case $1 in
+  start)
+    leds_disable            # disable all triggers
+    leds_set_brightness off # set all leds to off
+    leds_enable             # enable all triggers
+    led_set_alarm update    # update alarm leds with current alarm status
+    led_set_ppp_act         # setup ppp activity led
+    mtre-leds-monitor &     # start push-button monitor
+    ;;
+
+  stop)
+    killall -q mtre-leds-monitor
+    leds_disable            # disable all led triggers
+    leds_set_brightness off # set all leds to off
+    ;;
+
+  alarm-on)
+    led_set_alarm on        # store alarm
+    ;;
+
+  alarm-off)
+    led_set_alarm off       # set no alarm
+    ;;
+
+  alarm-minor)
+    led_set_alarm minor     # blink oneshot on minor alarm
+    ;;
+
+  device_ready)
+    led_set_device_ready on # indicate device readyness
+    ;;
+
+  device_not_ready)
+    led_set_device_ready off # indicate device readyness
+    ;;
+
+  start-test)
+    leds_disable            # disable all triggers
+    leds_set_brightness on  # set all leds to on
+    ;;
+
+  stop-test)
+    leds_disable            # disable all led triggers
+    leds_set_brightness off # set all leds to off
+    leds_enable             # enable all triggers
+    led_set_alarm update    # update alarm leds with current alarm status
+    led_set_ppp_act         # restore ppp activity settings
+    ;;
+
+  *)
+    echo "Usage: $0 <start|stop|alarm-on|alarm-off|alarm-minor|device_ready|device_not_ready|start-test|stop-test>"
+    exit 2
+    ;;
+esac
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