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Firefly-RK3399 7.85寸mipi屏公版固件烧录后屏无显示
发表于 2018-4-11 22:49:43
浏览：13345
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在Firefly-RK3399上烧录官方Firefly-RK3399 7.85寸mipi屏公版固件，屏幕无任何显示，串口打印消息中看到有如下提示：
#Boot ver: 2017-12-11#1.06
empty serial no.
reboot normal.
checkKey
vbus = 1
board_fbt_key_pressed: ir_keycode = 0x0, frt = 0
no fuel gauge found
no fuel gauge found
failed to find phy node
rockchip_dsi_panel_parse_cmds: dcs_cmd=5 len=8, cmd_cnt=2
rockchip_dsi_panel_parse_cmds: dcs_cmd=5 len=8, cmd_cnt=2
read logo on state from dts [1]
no fuel gauge found
Using display timing dts
Detailed mode clock 80000 kHz, flags[a]
H: 0768 0918 0938 1068
V: 1024 1160 1200 1330
bus_format: 1009
rk lcdc - 0 dclk set: dclk = 80000000HZ, pll select = 1, div = 1
rockchip_phy_power_on: failed to find phy power on funcs
failed to wait for phy clk lane stop state
ERROR: [get_entry_ram]: Cannot find logo_kernel.bmp!
failed to display kernel logo
checkKey
vbus = 1
board_fbt_key_pressed: ir_keycode = 0x0, frt = 0
got recovery cmd from misc.
load fdt from resouce.
Secure Boot state: 0
kernel @ 0x00280000 (0x011f7ea0)
ramdisk @ 0x05bf0000 (0x006eea00)
bootrk: do_bootm_linux...
Loading Device Tree to 0000000005600000, end 000000000561557c ... OK
Add bank:0000000000200000, 0000000008200000
Add bank:0000000009400000, 00000000eec00000
WARNING: could not set reg FDT_ERR_BADOFFSET.
Starting kernel ...
.......
[ 1.840865] rockchip-drm display-subsystem: bound ff900000.vop (ops vop_component_ops)
[ 1.841115] rockchip-drm display-subsystem: bound ff8f0000.vop (ops vop_component_ops)
[ 1.841241] mmcblk1rpmb: mmc1:0001 BJNB4R partition 3 4.00 MiB
[ 1.841256] dw-mipi-dsi ff960000.mipi: no reset control specified
[ 1.841336] rockchip-drm display-subsystem: bound ff960000.mipi (ops dw_mipi_dsi_ops)
.......
实际测试硬件板子，发现mipi clk通道也未输出信号，请问大家有遇到这样的情况吗？
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