DSPCLK_GATE_D    1299 drivers/gpu/drm/gma500/psb_intel_reg.h #define DSPCLK_GATE_D		0x6200
DSPCLK_GATE_D    3427 drivers/gpu/drm/i915/i915_reg.h #define DSPCLK_GATE_D	_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x6200)