USBCS_USB2PHY_CFG19_PHY_CFG_PLL_FB_DIV
reg &= ~USBCS_USB2PHY_CFG19_PHY_CFG_PLL_FB_DIV;
reg |= FIELD_PREP(USBCS_USB2PHY_CFG19_PHY_CFG_PLL_FB_DIV, 368);