rename start_audio_amp to audio_amp

Signed-off-by: Michel-FK <michel.stempin@funkey-project.com>

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/audio_amp

@@ -0,0 +1,52 @@
+#!/bin/sh
+
+# Uncomment the following line to get debug info
+#set -x
+
+SELF="$(basename ${0})"
+SYSTEM_GPIO="/sys/class/gpio"
+
+# Power Audio Amplifier enable GPIO (('F' - 'A') * 32 + 6 = 166)
+GPIO_PF6=166
+
+usage() {
+    >2& echo "Usage: ${SELF} [1|on|ON|On for ON, 0|off|OFF|Off for OFF]"
+    exit 1
+}
+
+# Check number of arguments
+if [ ${#} -ne 1 ]; then
+    usage
+fi
+
+case "${1}" in
+    1|on|ON|On)
+
+	# Turn ON only if volume is not null
+	if [ "$(volume get)" -ne "0" ]; then
+    	    echo "Turning audio amplifier ON"
+	else
+    	    exit 0
+	fi
+	enable=1
+	;;
+
+    0|off|OFF|Off)
+	echo "Turning audio amplifier OFF"
+	enable=0
+	;;
+
+    *)
+	usage
+	;;
+esac
+
+# Export the GPIO if necessary
+if [ ! -d "${SYSTEM_GPIO}/gpio${GPIO_PF6}" ]; then
+    echo ${GPIO_PF6} > "${SYSTEM_GPIO}/export"
+fi
+
+# Enable/disable the pwoer audio amplifier
+echo "out" > "${SYSTEM_GPIO}/gpio${GPIO_PF6}/direction"
+echo ${enable} > "${SYSTEM_GPIO}/gpio${GPIO_PF6}/value"
+exit 0

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/shutdown_funkey

@@ -11,7 +11,7 @@ REBOOTING_FILE="/run/rebooting"
 touch $REBOOTING_FILE
 
 # Shutdown amp
-start_audio_amp 0 >/dev/null 2>&1
+audio_amp off >/dev/null 2>&1
 
 # Force Read Only 
 ro

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/start_audio_amp

@@ -1,45 +0,0 @@
-#!/bin/sh
-
-SELF="$(basename ${0})"
-SYSTEM_GPIO="/sys/class/gpio"
-
-# Power Audio Amplifier enable GPIO
-GPIO_PF6=166
-
-usage() {
-    >2& echo "Usage: ${SELF} [1 for on, 0 for off]"
-    exit 1
-}
-
-# Check number of args
-if [ ${#} -ne 1 ]; then
-    usage
-fi
-
-# Check enable arg
-enable=${1}
-if [ "${enable}" -eq 1 -o "${enable}" = "on" ]; then
-
-    # Turn ON only if volume is not null
-    if [ "$(volume get)" -ne "0" ]; then
-    	echo "Turning audio amplifier ON"
-    else
-    	exit 0
-    fi
-    enable=1
-elif [ "${enable}" -eq 0 -o "${enable}" = "off" ]; then
-    echo "Turning audio amplifier OFF"
-    enable=0
-else
-    usage
-fi
-
-# Export the GPIO if necessary
-if [ ! -d "${SYSTEM_GPIO}/gpio${GPIO_PF6}" ]; then
-    echo ${GPIO_PF6} > "${SYSTEM_GPIO}/export"
-fi
-
-# Enable/disable the pwoer audio amplifier
-echo "out" > "${SYSTEM_GPIO}/gpio${GPIO_PF6}/direction"
-echo ${enable} > "${SYSTEM_GPIO}/gpio${GPIO_PF6}/value"
-exit 0

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/volume

@@ -82,9 +82,9 @@ set_volume() {
 
     # Turn on/off audio amplifier if necessary
     if [ ${current_volume} -eq 0 -a ${new_volume} -ne 0 ]; then
-	start_audio_amp 1
+	audio_amp on
     elif [ ${current_volume} -ne 0 -a ${new_volume} -eq 0 ]; then
-	start_audio_amp 0
+	audio_amp off
     fi
 }