boards: mimxrt1170_evk: Display configuration updates

1. Enable the input KSCAN device when LVGL is enabled
2. Add LVGL related configuration options

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>

boards/arm/mimxrt1170_evk/Kconfig.defconfig

@@ -46,6 +46,9 @@ endchoice
 
 endif #FLASH
 
+config KSCAN
+	default y if LVGL
+
 if KSCAN
 
 config KSCAN_GT911_INTERRUPT
@@ -73,4 +76,21 @@ config REGULATOR
 
 endif # DISPLAY
 
+if LVGL
+
+config LV_Z_POINTER_KSCAN
+	default y
+
+config LV_Z_VDB_SIZE
+	default 16
+
+config LV_Z_DPI
+	default 128
+
+choice LV_COLOR_DEPTH
+	default LV_COLOR_DEPTH_16
+endchoice
+
+endif # LVGL
+
 endif # BOARD_MIMXRT1170_EVK_CM7 || BOARD_MIMXRT1170_EVK_CM4

boards/arm/mimxrt1170_evk/mimxrt1170_evk_cm7.dts

@@ -16,6 +16,7 @@
 	aliases {
 		mipi-dsi = &mipi_dsi;
 		watchdog0 = &wdog1;
+		kscan0 = &touch_controller;
 	};
 
 	chosen {

boards/arm/mimxrt1170_evk/mimxrt1170_evk_cm7.yaml

@@ -22,6 +22,7 @@ supported:
   - gpio
   - hwinfo
   - i2c
+  - kscan:touch
   - mipi_dsi
   - netif:eth
   - pwm