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新手：3288默认版VGA配置问题
发表于 2015-7-22 19:10:30
浏览：11882
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回复：3
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下载默认版的SDK，按0930公版内核编译生成固件
HDMI可以显示，但是在设置中选择VGA显示，VGA没有显示。
使用http://developer.t-firefly.com/f ... =1150&highlight=vga的固件VGA和HDMI都可以显示
VGA显示还需要配置什么？
log显示HDMI报EDID读取错误，是否配置有问题？
切换显示的log：
[ 158.451707] android_usb gadget: high-speed config #1: android
[ 158.459075] android_work: sent uevent USB_STATE=CONFIGURED
[ 164.847751] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 165.241317] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 165.635117] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 166.028525] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 166.422243] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 166.429300] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read error
[ 166.436187] rk3288-hdmi ff980000.hdmi: [HDMI] read edid base block error
[ 166.894419] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 167.288035] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 167.681637] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 168.075249] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 168.469107] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 168.476213] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read error
[ 168.483097] rk3288-hdmi ff980000.hdmi: [HDMI] read edid base block error
[ 168.941136] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 169.334790] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 169.728337] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 170.121986] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 170.515532] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 170.522546] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read error
[ 170.529537] rk3288-hdmi ff980000.hdmi: [HDMI] read edid base block error
[ 170.536177] rk3288-hdmi ff980000.hdmi: warning: EDID error, assume sink as DV
I !!!!
[ 170.543708] rk3288-hdmi ff980000.hdmi: warning: no CEA video mode parsed from
EDID !!!!
[ 170.551639] ******** Show Sink Info ********
[ 170.555883] Max tmds clk is 0
[ 170.558819] Support video mode:
[ 170.561908] 3840x2160p@60Hz
[ 170.564766] 3840x2160p@50Hz
[ 170.567598] 3840x2160p@30Hz
[ 170.570429] 3840x2160p@25Hz
[ 170.573260] 3840x2160p@24Hz
[ 170.576103] 1920x1080p@60Hz
[ 170.578935] 1920x1080p@50Hz
[ 170.581766] 1920x1080p@30Hz
[ 170.584623] 1920x1080p@25Hz
[ 170.587456] 1920x1080p@24Hz
[ 170.590285] 1280x720p@60Hz
[ 170.593029] 1280x720p@50Hz
[ 170.595780] 1280x720p@30Hz
[ 170.598524] 1280x720p@25Hz
[ 170.601267] 1280x720p@24Hz
[ 170.604010] 720x576p@50Hz
[ 170.606692] 720x480p@60Hz
[ 170.609351] Support video color mode:
[ 170.612948] RGB
[ 170.614763] Support video color depth:
[ 170.618445] 24bit
[ 170.620422] Support audio type:
[ 170.623506] ******** Show Sink Info ********
[ 170.628068] firefly_vga_set_enable 159 enable:0
[ 170.632552]
[ 170.632552] rk_fb_switch_screen lcdc_id 0 type 1 enable 0
[ 170.639416] VGA DISABLE
[ 171.017386] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 171.411260] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 171.804589] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 172.198476] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 172.592014] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 172.599132] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read error
[ 172.606165] rk3288-hdmi ff980000.hdmi: [HDMI] read edid base block error
[ 173.064369] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 173.457940] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 173.851546] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 174.245141] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 174.638767] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 174.645869] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read error
[ 174.652907] rk3288-hdmi ff980000.hdmi: [HDMI] read edid base block error
[ 175.111104] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 175.504694] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 175.898300] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 176.291900] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 176.685577] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read 0 error
[ 176.692688] rk3288-hdmi ff980000.hdmi: [hdmi_dev_read_edid] edid read error
[ 176.699918] rk3288-hdmi ff980000.hdmi: [HDMI] read edid base block error
[ 176.706974] rk3288-hdmi ff980000.hdmi: warning: EDID error, assume sink as DV
I !!!!
[ 176.714837] rk3288-hdmi ff980000.hdmi: warning: no CEA video mode parsed from
EDID !!!!
[ 176.722988] ******** Show Sink Info ********
[ 176.727530] Max tmds clk is 0
[ 176.730643] Support video mode:
[ 176.734237] 3840x2160p@60Hz
[ 176.737103] 3840x2160p@50Hz
[ 176.739940] 3840x2160p@30Hz
[ 176.743336] 3840x2160p@25Hz
[ 176.746550] 3840x2160p@24Hz
[ 176.749580] 1920x1080p@60Hz
[ 176.752602] 1920x1080p@50Hz
[ 176.755704] 1920x1080p@30Hz
[ 176.758772] 1920x1080p@25Hz
[ 176.761935] 1920x1080p@24Hz
[ 176.765121] 1280x720p@60Hz
[ 176.768066] 1280x720p@50Hz
[ 176.771005] 1280x720p@30Hz
[ 176.774268] 1280x720p@25Hz
[ 176.777020] 1280x720p@24Hz
[ 176.779769] 720x576p@50Hz
[ 176.782432] 720x480p@60Hz
[ 176.785132] Support video color mode:
[ 176.788735] RGB
[ 176.790565] Support video color depth:
[ 176.794271] 24bit
[ 176.796254] Support audio type:
[ 176.799345] ******** Show Sink Info ********
[ 176.803809]
[ 176.803809] rk_fb_switch_screen lcdc_id 0 type 6 enable 1
[ 176.810583] fb0 win id 1 state 1
[ 176.813805] rk3288-lcdc lcdc0: lcdc0: dclk:148500000>>fps:60
[ 176.819473] fb1 win id 0 state 0
[ 176.822651] fb2 win id 2 state 0
[ 176.825912] fb3 win id 3 state 0
[ 176.829129] fb4 win id 4 state 0
[ 176.832342]
[ 176.832342] rk_fb_switch_screen lcdc_id 0 type 6 enable 1 done
[ 176.832342]
[ 176.841050] pixel clk is 148500000 tmds clk is 148500000
[ 176.846394] rk3288-hdmi ff980000.hdmi: [hdmi_dev_config_video] sucess output
DVI.
[ 293.133627]
[ 293.133627] rk_fb_switch_screen lcdc_id 0 type 6 enable 0
[ 293.135978] firefly_vga_set_mode 203
[ 293.135991] firefly_vga_set_mode 219 1920 1080 60 148500000
[ 293.152587] firefly_vga_set_enable 159 enable:1
[ 293.157092] firefly_vga_enable 130 start
[ 293.160961] firefly_switch_fb 55
[ 293.164308]
[ 293.164308] rk_fb_switch_screen lcdc_id 0 type 1 enable 1
[ 293.171082] fb0 win id 1 state 1
[ 293.174365] rk3288-lcdc lcdc0: lcdc0: dclk:148500000>>fps:60
[ 293.180051] fb1 win id 0 state 0
[ 293.183284] fb2 win id 2 state 0
[ 293.186475] fb3 win id 3 state 0
[ 293.186482] fb4 win id 4 state 0
[ 293.186488]
[ 293.186488] rk_fb_switch_screen lcdc_id 0 type 1 enable 1 done
[ 293.186488]
[ 293.186682] VGA ENABLE
[ 323.828921] firefly_vga_set_enable 159 enable:0
[ 323.833753]
[ 323.833753] rk_fb_switch_screen lcdc_id 0 type 1 enable 0
[ 323.842217] VGA DISABLE
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