BXT_MIPI_CLOCK_CTL
tmp = intel_de_read(display, BXT_MIPI_CLOCK_CTL);
intel_de_write(display, BXT_MIPI_CLOCK_CTL, tmp);
tmp = intel_de_read(display, BXT_MIPI_CLOCK_CTL);
intel_de_write(display, BXT_MIPI_CLOCK_CTL, tmp);