PCH_RAWCLK_FREQ
intel_de_write(display, PCH_RAWCLK_FREQ,
intel_de_write(display, PCH_RAWCLK_FREQ, rawclk);
return (intel_de_read(display, PCH_RAWCLK_FREQ) & RAWCLK_FREQ_MASK) * 1000;
MMIO_D(PCH_RAWCLK_FREQ);