Hi All, At 2025-01-13 18:17:38, "Andy Yan" <[email protected]> wrote: > >Sorry, please don't merge this patch. after further testing, >I found that there are still some changce, it can't read edid.
It turns out that we need set hpd-reliable-delay-ms = 120 in dts to ensure the right time to access edid. So the patch is ok, it is ready for review. > >At 2025-01-13 16:59:54, "Andy Yan" <[email protected]> wrote: >>Add an eDP panel entry for BOE NV140FHM-N4Z. >> >>No datasheet found for this panel. >> >>edid: >>00 ff ff ff ff ff ff 00 09 e5 09 0b 00 00 00 00 >>01 20 01 04 a5 1f 11 78 03 9b 75 99 5b 5d 8f 2a >>23 50 54 00 00 00 01 01 01 01 01 01 01 01 01 01 >>01 01 01 01 01 01 c8 37 80 cc 70 38 28 40 6c 30 >>aa 00 35 ae 10 00 00 1a 00 00 00 fd 00 30 3c 43 >>43 8f 01 0a 20 20 20 20 20 20 00 00 00 fe 00 42 >>4f 45 20 48 46 0a 20 20 20 20 20 20 00 00 00 fe >>00 4e 56 31 34 30 46 48 4d 2d 4e 34 5a 0a 00 35 >> >>Signed-off-by: Andy Yan <[email protected]> >>--- >> >> drivers/gpu/drm/panel/panel-edp.c | 1 + >> 1 file changed, 1 insertion(+) >> >>diff --git a/drivers/gpu/drm/panel/panel-edp.c >>b/drivers/gpu/drm/panel/panel-edp.c >>index 94a46241dece..a3402b76aa3e 100644 >>--- a/drivers/gpu/drm/panel/panel-edp.c >>+++ b/drivers/gpu/drm/panel/panel-edp.c >>@@ -1909,6 +1909,7 @@ static const struct edp_panel_entry edp_panels[] = { >> EDP_PANEL_ENTRY('B', 'O', 'E', 0x0ac5, &delay_200_500_e50, >> "NV116WHM-N4C"), >> EDP_PANEL_ENTRY('B', 'O', 'E', 0x0ae8, &delay_200_500_e50_p2e80, >> "NV140WUM-N41"), >> EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b34, &delay_200_500_e80, >> "NV122WUM-N41"), >>+ EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b09, &delay_200_500_e50_p2e200, >>"NV140FHM-NZ"), >> EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b43, &delay_200_500_e200, >> "NV140FHM-T09"), >> EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b56, &delay_200_500_e80, >> "NT140FHM-N47"), >> EDP_PANEL_ENTRY('B', 'O', 'E', 0x0b66, &delay_200_500_e80, >> "NE140WUM-N6G"), >>-- >>2.43.0
