banana pi M1 , hdmi sound

[hatahata]

i install armbian into banana pi M1 .

cat .asoundrc-X
pcm.!default {
type hw
card 2
}

ctl.!default {
type hw
card 2
}

and get sound from TV namely HDMI .

 

 

then i attach HDMI cable to sharp TV .

$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sunxicodec [sunxi-CODEC], device 0: M1 PCM [sunxi PCM]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: sunxisndhdmi [sunxi-sndhdmi], device 0: SUNXI-HDMIAUDIO sndhdmi-0 [sunxi HDMI PCM]
  Subdevices: 1/1
  Subdevice #0: subdevice #0



~$ cat .asoundrc
pcm.!default {
type hw
card 1
}

ctl.!default {
type hw
card 1
}

from sharp TV , i cannot get sound from TV, i get it  only from audio out .

 

i cannot understand .

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regards