drm/msm/dsi: Add configuration for MSM8226

drm/msm/dsi: Add configuration for MSM8226

Add the config for the v1.0.2 DSI found on MSM8226. We can reuse
existing bits from other revisions that are identical for v1.0.2.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Patchwork: https://patchwork.freedesktop.org/patch/540616/
Link: https://lore.kernel.org/r/20230308-msm8226-mdp-v3-5-b6284145d67a@z3ntu.xyz
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>