/sys/class/drm/card1
/sys/class/drm/card1/edid: No such file or directory
=================
/sys/class/drm/card1-DP-1
EDID of '/sys/class/drm/card1-DP-1/edid' was empty.
=================
/sys/class/drm/card1-eDP-1
edid-decode (hex):

00 ff ff ff ff ff ff 00 09 e5 d7 08 00 00 00 00
25 1d 01 04 a5 1f 11 78 03 5f f5 96 5d 55 92 29
1d 50 54 00 00 00 01 01 01 01 01 01 01 01 01 01
01 01 01 01 01 01 c0 39 80 18 71 38 28 40 30 20
36 00 35 ae 10 00 00 1a 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 fe 00 42
4f 45 20 43 51 0a 20 20 20 20 20 20 00 00 00 fe
00 4e 56 31 34 30 46 48 4d 2d 4e 34 56 0a 00 d2

----------------

Block 0, Base EDID:
  EDID Structure Version & Revision: 1.4
  Vendor & Product Identification:
    Manufacturer: BOE
    Model: 2263
    Made in: week 37 of 2019
  Basic Display Parameters & Features:
    Digital display
    Bits per primary color channel: 8
    DisplayPort interface
    Maximum image size: 31 cm x 17 cm
    Gamma: 2.20
    Supported color formats: RGB 4:4:4
    First detailed timing includes the native pixel format and preferred refresh rate
    Display supports continuous frequencies
  Color Characteristics:
    Red  : 0.5869, 0.3642
    Green: 0.3349, 0.5732
    Blue : 0.1630, 0.1162
    White: 0.3134, 0.3291
  Established Timings I & II: none
  Standard Timings: none
  Detailed Timing Descriptors:
    DTD 1:  1920x1080   60.000000 Hz  16:9     67.200 kHz    147.840000 MHz (309 mm x 174 mm)
                 Hfront   48 Hsync  32 Hback  200 Hpol P
                 Vfront    3 Vsync   6 Vback   31 Vpol N
    Empty Descriptor
    Alphanumeric Data String: 'BOE CQ'
    Alphanumeric Data String: 'NV140FHM-N4V'
Checksum: 0xd2
=================
/sys/class/drm/card1-HDMI-A-1
EDID of '/sys/class/drm/card1-HDMI-A-1/edid' was empty.
=================