Audio: ROCKCHIP_ALSA_HARDWARE_TV_V1.0.9.

- alsa lib support snd_pcm_hw_params_set_flags.
- open outputstream with flags (HW_PARAMS_FLAG_NLPCM/HW_PARAMS_FLAG_LPCM).
- rk1000: fix mute mistake(PhaseOut).
- rk1000: mute when the audio stream type is NLPCM.
- rk30 hdmi:set Audio Channel Status bit(AUDIO_STA_BIT_CTRL2[7]) according to the current audio stream type.
- ITE66121: fix setHDMITX_NLPCMAudio bug.
Merge branch 'radxa/master' into rockchip-3.0