drm/msm/dp: Add DisplayPort controller for SM8650

drm/msm/dp: Add DisplayPort controller for SM8650

The Qualcomm SM8650 platform comes with a DisplayPort controller
with a different base offset than the previous SM8550 SoC,
add support for this in the DisplayPort driver.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/571132/
Link: https://lore.kernel.org/r/20231207-topic-sm8650-upstream-dp-v1-2-b762c06965bb@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>