drivers: video: tidss: TIDSS video driver support for AM62x

Added tidss video driver support which enables display
on oldi panel using AM62x, it creates a simple pipeline
framebuffer==>vidl1==>ovr1==>vp1==>oldi_panel and
calculates clock rates for panel from panel node in
device tree.

To compile TIDSS when user sets CONFIG_VIDEO_TIDSS
add rule in Makefile. Include tidss folder location
in Kconfig.

TIDSS is ported from linux kernel version 5.10.145

Signed-off-by: Nikhil M Jain <n-jain1@ti.com>
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index b359b07..75c789a 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -26,6 +26,7 @@
 obj-${CONFIG_VIDEO_ROCKCHIP} += rockchip/
 obj-${CONFIG_VIDEO_STM32} += stm32/
 obj-${CONFIG_VIDEO_TEGRA124} += tegra124/
+obj-${CONFIG_VIDEO_TIDSS} += tidss/
 obj-y += ti/
 
 obj-$(CONFIG_ATMEL_HLCD) += atmel_hlcdfb.o