PA1_RG_TERM_SEL
mtk_phy_update_field(com + U3P_USBPHYACR1, PA1_RG_TERM_SEL,
val = FIELD_GET(PA1_RG_TERM_SEL, tmp);
max = FIELD_MAX(PA1_RG_TERM_SEL);
mtk_phy_update_field(com + U3P_USBPHYACR1, PA1_RG_TERM_SEL, val);