MTK_DPI_POLARITY_RISING
pol = (dpi_pol->hsync_pol == MTK_DPI_POLARITY_RISING ? 0 : HSYNC_POL) |
(dpi_pol->vsync_pol == MTK_DPI_POLARITY_RISING ? 0 : VSYNC_POL);
pol |= (dpi_pol->ck_pol == MTK_DPI_POLARITY_RISING ?
(dpi_pol->de_pol == MTK_DPI_POLARITY_RISING ?
dpi_pol.de_pol = MTK_DPI_POLARITY_RISING;
MTK_DPI_POLARITY_FALLING : MTK_DPI_POLARITY_RISING;
MTK_DPI_POLARITY_FALLING : MTK_DPI_POLARITY_RISING;