CONFIG_PCM990_DISPLAY_NEC is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_PCM990_DISPLAY_NEC.
Result is shown for kernelversion 6.9.9

nec nl6448bc20_18d tft display

configname: CONFIG_PCM990_DISPLAY_NEC

display on pcm990
└─>nec nl6448bc20_18d tft display
In linux kernel since version 2.6.27 (release Date: 2008-10-09)