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26 AN298RC14

6.4 PCM Module Notes

The following are the possible PCM input modes:

• Stereo Mode: Stereo PCM into DAI_D4. 2 Channel Mode set in IO_CONFIG in the OS Manager.

• Multi-channel Mode: PCM into DAI_D0 thru DAI_D3. Multi-Channel Mode set in IO_CONFIG in the OS Manager.

Stereo and Multi-channel input modes above are mutually exclusive and must be configured prior to runtime

(pre-kick-start). At runtime, switching between modes is not allowed.

Table 6-2. Valid IO_BUFF_*_SOURCE Values

Value Source (multichannel mode)

Source

(Stereo mode)

0 DAI1_D0 Left DAI Left

1 DAI1_D0 Right DAI Right

2 DAI1_D1 Left None

3 DAI1_D1 Right None

4 DAI1_D2 Left None

5 DAI1_D2 Right None

6 DAI1_D3 Left None

7 DAI1_D3 Right None

8 DAI1_D4 Left None

9 DAI1_D4 Right None

10 DAI2_D0 Left None

11 DAI2_D0 Right None

0x08000000 None None