HDMI_SCL_RATE      18 drivers/gpu/drm/rockchip/inno_hdmi.h #define HDMI_SCL_RATE			(100*1000)
HDMI_SCL_RATE      14 drivers/gpu/drm/rockchip/rk3066_hdmi.h #define HDMI_SCL_RATE				(50 * 1000)