feat(mipi): add 5' mipi & touchscreen config

huangcm

2025-02-26 a813214788f6e7b512df54f1c659cd0bdc9ac175

 longan/kernel/linux-4.9/drivers/input/touchscreen/Makefile
..
..
@@ -97,3 +97,4 @@
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 obj-$(CONFIG_TOUCHSCREEN_FTS_TS)    += focaltech_touch/
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 obj-$(CONFIG_INPUT_TOUCHSCREEN)   += gt9xxnew/
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 obj-$(CONFIG_INPUT_TOUCHSCREEN)	  += gt9xx/
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+obj-y += focaltech_touch_ft8756/