RK3399 7.1.1点EDP出错
[ 0.866230] rockchip-drm display-subsystem: bound ff900000.vop (ops vop_component_ops)[ 0.866448] rockchip-drm display-subsystem: bound ff8f0000.vop (ops vop_component_ops)
[ 0.866519] ERROR failed to find panel
[ 0.866539] rockchip-drm display-subsystem: failed to bind ff970000.edp (ops rockchip_dp_component_ops): -517
[ 0.866791] rockchip-drm display-subsystem: master bind failed: -517
[ 1.277165] rockchip-drm display-subsystem: bound ff900000.vop (ops vop_component_ops)
[ 1.277319] rockchip-drm display-subsystem: bound ff8f0000.vop (ops vop_component_ops)
[ 1.277434] rockchip-dp ff970000.edp: failed to get vcc regulator: -19
[ 1.277444] rockchip-dp ff970000.edp: failed to get vccio regulator: -19
[ 1.277493] rockchip-dp ff970000.edp: no DP phy configured
[ 1.277809] rockchip-drm display-subsystem: bound ff970000.edp (ops rockchip_dp_component_ops)
[ 1.278129] i2c i2c-9: of_i2c: modalias failure on /hdmi@ff940000/ports
[ 1.278151] dwhdmi-rockchip ff940000.hdmi: registered DesignWare HDMI I2C bus driver
[ 1.278203] dwhdmi-rockchip ff940000.hdmi: Detected HDMI TX controller v2.11a with HDCP (DWC HDMI 2.0 TX PHY)
[ 1.282572] rockchip-drm display-subsystem: bound ff940000.hdmi (ops dw_hdmi_rockchip_ops)
[ 1.282587] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 1.282597] No driver support for vblank timestamp query.
[ 1.282748] rockchip-drm display-subsystem: failed to parse loader memory 跟我遇到的问题一样，坐等大佬 你用的是什么dts， box的吗？ 还有你把你的dts修改贴上来看看勒 帮顶，你解决了吗？没人遇到过吗 帮顶 该问题暂时有改善，根本原因是DTS配置没有对，导致屏或者backlight初始化失败，所以在bond的时候找不到屏。 請問dts配置如何？可否提供檔案參考配置edp，謝謝 psone2k 发表于 2018-4-16 13:17
請問dts配置如何？可否提供檔案參考配置edp，謝謝
你就看你硬件的那个需要配置的管脚，映射是否正确。还有是不是有时序要求。我之前遇到的问题是屏的使能管脚，导致backlight注册失败，所以出现这个问题 suntao945firefl 发表于 2018-4-16 16:56
你就看你硬件的那个需要配置的管脚，映射是否正确。还有是不是有时序要求。我之前遇到的问题是屏的使能管 ...
謝謝回覆，看過電路圖對應設備樹設定，在LCD_EN腳位似乎有對應錯誤的狀況，修改後，並且將backlight屏蔽後，錯誤依舊，仍然會報出failed to find panel。 屏蔽backlight干嘛？你的backlight 注册有问题吗？你只有多加打印看哪里有问题？
页:
[1]
2