This patch adds support suspend/resume functions
Signed-off-by: NKazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com>
[shimoda: add the commit log]
Signed-off-by: NYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: NFelipe Balbi <felipe.balbi@linux.intel.com>