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AUX logic is often clocked from cdclk. Disable PSR to make sure there are no hw initiated AUX transactions in flight while we change the cdclk frequency. Cc: Mika Kahola <mika.kahola@intel.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com> Reviewed-by: Mika Kahola <mika.kahola@intel.com> Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210608085415.515342-2-gwan-gyeong.mun@intel.com