[Feature][ZXW-262][ecall] support ecall, set ecall audio driver switch default value from 0 to 1

Affected branch: unknown
Affected module: unknown
Is it affected on both ZXIC and MTK: ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I72188397f0a7aedcb3cbbeb62801b48e6fad0417
1 file changed