tree 07b51507b0d02a31d22c93a02de62efb83adaaa9
parent 10ae14e7643b8be2796d89bc397028541aac2ab9
author houxiaoyong <houxiaoyong1@huawei.com> 1523614482 -0700
committer Dmitry Shmidt <dimitrysh@google.com> 1525802714 -0700

ASoC: hisilicon: update dts and driver to support i2s0

1. dts: add i2s0
2. driver:
	- add i2s0dai device
	- modified dma to support multi-channel
	- add a virtual codec, to support simultaneous playing
	- modified simple card, to describe two PCM device

Verified on HiKey970 (need someone else to verify on HiKey960)
1. Push a 48k16bit 2channel wave file to the board, then play it on two
   PCM devices:
   	$ tinyplay xxx.wav -d 0
	$ tinyplay xxx.wav -d 1
2. Measure tx pins waveform on both i2s0 and i2s2.

Change-Id: I73a8c2d6304c88474c6d0c2b2ea6389043a87aa2
Signed-off-by: Hou Xiaoyong <houxiaoyong1@huawei.com>
[License cleanup: add SPDX license identifier to hisi-i2s-plat.c]
Signed-off-by: Guodong Xu <guodong.xu@linaro.org>