RV1126 MIPI不显示
使用的是这款屏幕：内核日志见附件。
root@firefly:/# dmesg | grep -i dsi
[ 0.200428] rockchip-drm display-subsystem: Linked as a consumer to ffb30000.dsi
[ 0.202451] dw-mipi-dsi ffb30000.dsi: *ERROR* Failed to find panel or bridge: -517
[ 0.202490] rockchip-drm display-subsystem: failed to bind ffb30000.dsi (ops 0xb0b4486c): -517
[ 0.208429] panel-simple-dsi ffb30000.dsi.0: ffb30000.dsi.0 supply power not found, using dummy regulator
[ 0.208599] panel-simple-dsi ffb30000.dsi.0: Linked as a consumer to regulator.0
[ 0.208658] panel-simple-dsi ffb30000.dsi.0: ffb30000.dsi.0 supply vsp not found, using dummy regulator
[ 0.208766] panel-simple-dsi ffb30000.dsi.0: ffb30000.dsi.0 supply vsn not found, using dummy regulator
[ 0.208859] panel-simple-dsi ffb30000.dsi.0: GPIO lookup for consumer enable
[ 0.208869] panel-simple-dsi ffb30000.dsi.0: using device tree for GPIO lookup
[ 0.208919] of_get_named_gpiod_flags: parsed 'enable-gpios' property of node '/dsi@ffb30000/panel@0' - status (0)
[ 0.208965] panel-simple-dsi ffb30000.dsi.0: GPIO lookup for consumer reset
[ 0.208973] panel-simple-dsi ffb30000.dsi.0: using device tree for GPIO lookup
[ 0.209006] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/dsi@ffb30000/panel@0' - status (0)
[ 0.681196] rockchip-drm display-subsystem: bound ffb30000.dsi (ops 0xb0b4486c)
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