SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_MSK
(u32)~SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_MSK,
SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_MSK,
SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_MSK) + 1;