ICE_CGU_R23_R24_TIME_REF_SEL
FIELD_GET(ICE_CGU_R23_R24_TIME_REF_SEL, r24),
ICE_CGU_R23_R24_TIME_REF_SEL);
r24 |= FIELD_PREP(ICE_CGU_R23_R24_TIME_REF_SEL, clk_src);
FIELD_GET(ICE_CGU_R23_R24_TIME_REF_SEL, r24),
FIELD_GET(ICE_CGU_R23_R24_TIME_REF_SEL, r23),
r23 &= ~(ICE_CGU_R23_R24_REF1588_CK_DIV | ICE_CGU_R23_R24_TIME_REF_SEL);
r23 |= FIELD_PREP(ICE_CGU_R23_R24_TIME_REF_SEL, clk_src);
FIELD_GET(ICE_CGU_R23_R24_TIME_REF_SEL, r23),