dt-bindings: display/msm: Add Qualcomm SAR2130P

dt-bindings: display/msm: Add Qualcomm SAR2130P

Describe the Mobile Display SubSystem (MDSS) device present on the
Qualcomm SAR2130P platform. It looks pretty close to SM8550 on the
system level. SAR2130P features two DSI hosts and single DisplayPort
controller.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/649265/
Link: https://lore.kernel.org/r/20250418-sar2130p-display-v5-5-442c905cb3a4@oss.qualcomm.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>