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How to enable dual display in Firefly-RK3288 Reload.

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How to enable dual display in Firefly-RK3288 Reload.

Posted at 7/4/2017 19:55:53      View:5164 | Replies:4        Print      Only Author   [Copy Link] 1#
I want to know how to enable dual display feature in then link below for firefly-RK3288 reload
http://en.t-firefly.com/en/firen ... se/2015/0428/2.html

Because I can modifiy and compile the android source code,
I will appreciate much if telling me which part of source code should be modified.
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Posted at 7/5/2017 09:50:04        Only Author  2#
the kernel ,
you need split the framebuffer in two parts ,connect  them  with  different VOP.
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Posted at 7/5/2017 15:01:18        Only Author  3#
isle,
Thank you for reply.

I thought that there is a kernel configuration or DTS description for the dual display.
I searched firefly-rk3288.dts & firefly-rk3288 -reload.dts in the kernel but found no clue to achieve it easily.
Though there are "DUAL", "NO_DUAL" and "ONE_DUAL" for rockchip,disp-mode in DTS fb section, they don't seem related to the dual display I want.

Do you mean that I should modify kernel source code like rk_fb.c ?
Doesn't Firefly supply source code for the dual display ?
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Posted at 7/6/2017 09:42:15        Only Author  4#
Yes ,you need modify the kernel code.
you could send a email to product@t-firefly.com for help.
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Posted at 6 hour before        Only Author  5#
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