#+++++++++++++++++++++++++++++++++++++++++++++++++++
choice
    prompt "Audio Amplifier"
    default SOCT_AUDIO_EXTERNAL_AMP

config SOCT_AUDIO_EXTERNAL_AMP
    bool "External Amplifier"
    help
        use external amplifier
endchoice

menuconfig SOCT_SND_MUTECTL_SUPPORT
    bool "Snd Mute Control Support"
    depends on (SOCT_AUDIO_EXTERNAL_AMP)
    default y

config SOCT_SND_MUTECTL_GPIO
    hex  "Snd Mute Control Gpio"
    depends on SOCT_SND_MUTECTL_SUPPORT
    default 0x1d
    help
        set specific GPIO to mute

config SOCT_SND_MUTECTL_LEVEL
    int "Snd Mute Control Level (0, 1)"
    depends on SOCT_SND_MUTECTL_SUPPORT
    range 0 1
    default 0
    help
        use high level or low level of GPIO to mute, 1: mute by high level, 0: mute by low level

#+++++++++++++++++++++++++++++++++++++++++++++++++++