[Letux-kernel] [PATCH 00/20] A bunch of JZ4730 fixups for letux-kernel

H. Nikolaus Schaller hns at goldelico.com
Thu Jan 14 11:55:43 CET 2021

> Am 14.01.2021 um 09:55 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
> And if I run my script that patches some values from the 2.6.24 kernel I now
> get a blinking cursor :)
> So there is only a minor diff in the setup now.
> I need a little time to manually do all devmem2 commands of my patch script
> to see which one makes the panel work.

root at letux:~# devmem2 0x10010040 w 0x55555550
/dev/mem opened.
Memory mapped at address 0x77e36000.
Value at address 0x10010040 (0x77e36040): 0x1015550
Written 0x55555550; readback 0x55555550
root at letux:~# devmem2 0x10010044 w 0x556a5555
/dev/mem opened.
Memory mapped at address 0x77e18000.
Value at address 0x10010044 (0x77e18044): 0x55505555
Written 0x556A5555; readback 0x556A5555
root at letux:~#

makes it work... I can now

	uname -a >/dev/tty1

and it appears on screen.

So we have a problem with the pinmux function selection.

This means the LCDC hacks are already working and the different
lcd and pix clocks are not that critical.


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