Epson13806 performances on Pb1100

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Hi all,

I'm currently developping on a Pb1100 alchemy board, and I use the Epson 
13806 graphic controller connected to the Au1100 static bus. I've written a 
driver for it for kernel 2.6.x, and update the Au1100 code so I can access 
0xE 0000 0000 address range.

Everything works fine, but for the speed. It seems that accessing the chip is 
too slow for having high-graphic performances. The LCLK is set at 49500KHz, 
as the memory clock inside the chip. I know it's a bit overclocked, but a 
lower LCLK freezes my system.

I would like to know if anyone have encountered this performance problem in 
the past with this chip.

Thanks in advance,
Karl


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