Merge "dt-bindings: Add a new extern bridge config"

					to identify the default topology for the

					display. The first set is indexed by the

					value 0.

- qcom,mdss-dsi-ext-bridge-mode:	External bridge chip is connected instead of panel.

- qcom,mdss-dsi-ext-bridge:		Array of u32 values which specifies the external bridge chip reg number, it

					should match the port config.

- qcom,mdss-dsi-dma-schedule-line:	An integer value indicates the line number after vertical active

					region, at which command DMA needs to be triggered.

- qcom,dsi-dyn-clk-enable:		Boolean to indicate dsi dynamic clock switch feature