Add dsp clock autoidle(DSP_FCLK, DSP_ICLK, INT_D_FCLK, INT_D_ICLK).
which are controled together by auto-control mode.
Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>