default or selected kernelversion does not have config value CONFIG_FB_MSM_LCDC_PRISM_WVGA_PANEL.
Result is shown for kernelversion 5.6.18
LCDC Prism WVGA Panel
configname: CONFIG_FB_MSM_LCDC_PRISM_WVGA_PANEL
LCD Panel
└─>LCDC Prism WVGA Panel
In linux kernel since version 2.6.35 (release Date: 2010-08-01)
Support for LCDC Prism WVGA (800x480) panel